Cambridge CSW-20AT Indicator Manual

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Cambridge CSW-20AT Indicator Manual | Manualzz

1

TABLE OF CONTENTS

Meter connections ------------------------------------------------------------------ 3

1.0

Operation ------------------------------------------------------------------------ 4

1.1

Key Functions ---------------------------------------------------------- 4 - 5

1.2

Error Messages --------------------------------------------------------- 5

2.0 Scale Procedure ----------------------------------------------------------------- 6

2.1

Software Navigation Flowchart -------------------------------------- 6 - 7

2.2

Scale Menu Definitions ----------------------------------------------- 8-10

3.0 Calibration Procedure --------------------------------------------------------- 11

3.1

Calibration Menu Definitions ---------------------------------------- 11

3.2

Calibration -------------------------------------------------------------- 12

3.3

Linearity Correction --------------------------------------------------- 12

3.4

Quick Calibration ------------------------------------------------------ 13

3.5

Quick Calibration Linearity correction ----------------------------- 13

4.0 Communications Setup -------------------------------------------------------- 14

4.1

Communications Menu Definitions --------------------------------- 14 – 17

Table 4.1 Numeric Character Codes -------------------------------- 17

Figure 4.1a Sample Header Footer worksheet --------------------- 18

Figure 4.1b Blank Header Footer worksheet ---------------------- 19

Sample Tickets -------------------------------------------------------- 20

5.0 Testing Procedure ------------------------------------------------------------- 21

5.1

Testing Menu Definitions ------------------------------------------- 21

6.0 Troubleshooting --------------------------------------------------------------- 22-23

7.0 Warranty ------------------------------------------------------------------------ 24

8.0 Assistance ----------------------------------------------------------------------- 24

2

METER CONNECTIONS

To connect power via AC wall adapter cable to the CSW-20AT meter. First make sure the

On/Off switch on the rear of the meter is in the off position. Connect the wall adapter to your

110VAC outlet. Next, connect the other end of the cable to the connector on the rear of the indicator.

On/OFF

Switch

Power

Connection

COM1 COM2 SIGNAL

Pin # Description Pin # Description Pin # Description

1 ------ Shield 1 ------ Shield 1 ------ +EXC

2 ------ RXD 2 ------ RXD 2 ------ -SIG

3 ------ TXD 3 ------ TXD 5 ------ Shield

4 ------ +5V 4 ------ +5V 6 ------ -EXC

5 ------ SGND 5 ------ SGND 7 ------ +SIG

3

1.0 OPERATION

1.2 Key Functions:

Numeric Keys (0-9, .)

ZERO

Used to enter numeric values and choices.

Brings the scale to a zero balance reading. If the ZERO key is pressed and held for 5 seconds the Calibration zero value will be displayed.

GRS/NET Toggles the display between Gross weight and Net weight.

This key is also used to enter Setup & Calibration Mode.

To enter press and hold this key until the Parameter ( P xxx )

Event counter is displayed, then release. Immediately after

CodE is displayed, enter in sequence (within 5 seconds) TARE , lb/kg , GRS/NET , and PRINT/ENTER . The display will indicate ScAlE .

Note: P xxx and C xxx are event counters that will

TARE increment each time one or more changes are made to the Scale or Calibration Parameters.

Enter Tare weights by applying a load to the scale, then press the tare key. A Tare weight may also be entered by using the numeric keys to enter a value, then press Tare.

Note: If Ntep or Angle is enabled the tare can only be keyed in when the displayed weight is in the zero band.

If Non-Ntep is enabled the Tare can be entered anytime.

To view the current Tare value, press and hold the TARE key for 3 second. Clearing a Tare can be completed by entering a 0 and then pressing the TARE key or by pressing the ZERO key.

Lb/kg

PIECE COUNTING

Toggles the display between pounds and kilograms.

When adding piece weight, use the numeric keypad to enter the weight value (with a decimal place) then press Piece/count . When adding the number of pieces, use the numeric keypad to enter a whole number (with no decimal place then press the Piece/Count key. Pressing the Piece/Count key will toggle between pieces and the average piece weight display.

PIECE COUNTING Press GRS/NET to switch to weighing mode and PIECE/COUNT key to view the piece count. Enter 0 and press PIECE/COUNT to clear the piece weight.

TOTAL With a weight on the scale press the TOTAL key to total the weight.

Enter 0 and press the TOTAL key to display the current total. When

TOTAL is pressed while the displayed weight is in the zero band, the current total will be displayed, printed and cleared.

4

1.2 Key Functions Continued:

ID When the ID key is pressed, the last 6 digits of an ID number will be displayed. To clear an ID number press ID then while the current ID number is displayed press Zero. To enter a new ID number, press the ID key and enter a value up to 20 digits then press

PRINT/ENTER . If a barcode scan is received on COM2 (02h, up to

20 ASCII characters, 0dh, 0ah) the alphanumeric value will be stored in the ID. The ID No. will be cleared after the total is cleared or ZERO is pressed. ID No. will be printed just under the time and date. If the ID No. is “0” this line will not be printed.

SET/POINT

(Optional)

Press the SET/POINT key then the up arrow, to set the upper limit.

Set hi will be displayed then “0” will be displayed. Using the numeric keypad, enter the desired value and press the

PRINT/ENTER key. Press the SET/POINT key then the up arrow, to set the lower limit. Set Lo will be displayed then “0” will be displayed. Using the numeric keypad, enter the desired value and press the PRINT/ENTER key.

If “0” is entered for the upper or lower limit, the Setpoint option will be disabled.

1.3 Error Messages:

ScnEg When the weight is more than 10 divisions negative from the zero calibration point.

OLD

BAtLo

The scale is in an overload condition.

Will flash when the battery voltage falls to 10.8VDC and will be displayed constantly when the voltage falls to 10.2VDC.

Err d More than 5000 scale divisions have been selected in S1 Ntep or S1

Angle mode. More than 20,000 scale divisions have been selected in

S1 No Mode.

------ Displayed when an entry was not accepted.

5

SCALE

S1

Ntep

S2

Capacity

S3

Count by

S4

Overload

S5

Zero Limit

S6

Filter

S7

Motion Band

S8

Motion Delay

S9

Motion DSP

0= Fastest

7= Slowest

(3)

1 to 99

Divisions

(2)

0 to 99

Updates

(4)

(0) = norm.

1 = blank

2 = dashes

(0) = Ntep

1 = N0

2 = Angle

1 to

950,000

(5000)

1,2,5,/Dec

(1)

105% of

Capacity

Entered

0 = 1.9%

1 = 100%

(100%)

C5

Span Point

C6

Span Point

C7

Span Point

End

2.0 SCALE PROCEDURE:

2.1 Software Navigation Flowchart:

CALIBRATION RS-232

C1

Zero & clear

Show Raw

Counts then

“0”

R1

Com 1 Baud

0 -7

(3)

C2

Zero

Show Raw

Counts then

“0”

R2

Com1 Format

0 – 3

(0)

C3

Span Point

Show actual weight

R3

Com1 Type

0 – 4

(0)

C4

Span Point

Linearity point

R4

Receiver

0 – 2

(0)

Linearity

Point

Linearity point

Linearity point

R5

Print Format

R6

Com 2 Baud

R7

Com2 Format

R8

R9

Com2 Type

Time & Date

Edit

Headers &

Footers

0 – 7

(3)

0 – 3

(0)

0 – 4

(0)

Edit

Time &

Date

6

End

TEST

T1

Version

T2

Display

T3

Keys

T4

A to D

T5

Com1 Serial

T6

Setup Data

T7

Default

T8

Com2 Serial

End

Software

Version

Illuminate

Segments

Display key row & column

A to D

Raw

Counts

Jumper

Rx, Tx loop back

Data sent on Printer

Port

Tare = exit

Print = Default

Jumper

Rx, Tx loop back

END

S10

Zero Band

S11

Zero Delay

S12

Zero

Tracking

S13

Tracking

Delay

S14 lb/kg

S15

Scale ID

S16

Brightness

S17

Sleep Mode

S18

Angle Limit

S19

Disable Keys

End

1 to 99

Divisions

(2)

0 to 99

Updates

(4)

2.1 Software Navigation Flowchart:

0 = .5 Div.

(1) = 1 Div.

2 = 3 Div.

Ntep, no,angle

(Ntep)

(0) = lb/kg

1 = lb only

2 = kg only

1 – 99 ID’s

(1)

0 – 15 where

15 is brightest

(15)

0 – 30 min.

(0)

During setup you will be required to enter choices and numeric values. Enter

these values using the numeric keys on the keypad. Next navigate the flowchart

by using the keys described below.

0 – 9 Deg.

(6)

ZERO -------------- Key is used to move up.

GRS/NET --------- Key is used to move down. lb/kg ---------------- Key is used to move right.

All enabled, Pcs Dis.,

TARE -------------- Key is used to move left.

Total Dis., Set Point Dis.

(all Keys Enabled)

PRINT/ENTER --- Key is used to enter data.

7

2.2 Scale Menu Definitions:

Enter Calibration / Setup mode by Pressing and holding the GRS/NET key until Parameter ( Pxxx ) event counter is displayed, then release. Immediately after CodE is displayed, enter in sequence (within 5 sec.) TARE , lb/kg , GRS/NET , and PRINT/ENTER . ScAlE will be displayed. Press the down arrow key to enter the scale menu. Press the right arrow key to enter each sub menu.

-P xxx, C xxx are event counters that will increment each time one or more changes are made

to the Scale or Calibration Parameters.

S1 Ntep 0 Non-Ntep mode 20,000 maximum division limit and no scale negative

tests.

1 NTEP mode (Default)

2 Angle mode. Press the right arrow key to enter. Use the numeric keypad to enter the desired selection (0,1, or 2), then press the

PRINT/ENTER key to save and exit. S1 will be displayed.

S2 Capacity 1 to 950,000 pounds. 5000 (Default) Press the right arrow key to enter. Use the numeric keypad to enter the desired capacity then press the

PRINT/ENTER key to save and exit. S2 will be displayed.

S3 Count By .001, .01, .1, 1, .002, .02, .2, 2, .005, .05, .5, 5. 1(default) Use the up and down arrow keys to choose the count by. Use the left and right arrow keys to choose the decimal place, then press the PRINT/ENTER key to save and exit. S3 will be displayed.

S4 Overload (105%) of the scale capacity. Press the right arrow key to enter. Use the numeric keypad to enter the desired safe overload then press the

PRINT/ENTER key to save and exit. S4 will be displayed.

S5 Zero Limit 0 1.9%

1 100% (Default) Press the right arrow key to enter. Use the numeric keypad to enter the desired selection (0 or 1), then press the

PRINT/ENTER key to save and exit. S5 will be displayed.

S6 Filter 0 to 7, Where 0 is the fastest response and least filtering and 7 is the slowest response or most filtering. 3 (Default) Press the right arrow key to enter. Use the numeric keypad to enter the value, then Press the PRINT/ENTER key to save and exit. S6 will be displayed.

S7 Motion Band 1 to 99 divisions. The weight display must be stable within the selected number of divisions for the motion indicator to be turned off. 2 (Default)

Press the right arrow key to enter. Use the numeric keypad to enter the value, then press the PRINT/ENTER key to and exit. S7 will be displayed.

8

2.2

Scale Menu Definitions Continued:

S8 Motion Delay 0 to 99 updates. The weight display must be within the motion band for the selected number of updates in order to turn off the motion indicator. 4

(Default) Press the right arrow key to enter. Use the numeric keypad enter the value, then press the PRINT/ENTER key to save and exit. S7 will be displayed.

S9 Motion 0 Normal (Default)

Display 1 Blank

2 Dashes

Press the right arrow key to enter. Use the numeric keypad to enter the desired selection (0, 1, or 2), then press the PRINT/ENTER key to save and exit. S9 will be displayed.

S10 Zero Band 1 to 99 divisions. The weight display must return to zero within the selected number of divisions to be considered zero. 2 (Default) Press the right arrow key to enter. Use the numeric keypad to enter the value, then press the

PRINT/ENTER key to save and exit. S10 will be displayed.

S11 Zero Delay 0 to 99 updates. The weight display must be within the zero band for the selected number of updates to be considered zero. 4 (Default) Press the right arrow key to enter. Use the numeric keypad to enter the value, then press the

PRINT/ENTER key to save and exit. S11 will be displayed.

S12 Zero 0 0.5 divisions.

Tracking 1 1 division. (Default)

2 3 division

Press the right arrow key to enter. Use the numeric keypad to enter the desired selection (0, 1, or 2), then press the PRINT/ENTER key to save and exit. S12 will be displayed.

S13 Tracking 0 to 99 updates. The amount of time that the display within the

Delay allowed graduations before it will automatically be zeroed. 0 (Default) Press the right arrow key to enter. Use the numeric keypad to enter the value, then press the PRINT/ENTER key to save and exit. S13 will be displayed.

S14 lb/kg 0 lb/kg (Default)

1 lb only

2 kg only

Press the right arrow key to enter. Use the keypad to enter the selection (0, 1, or 2), then press the PRINT/ENTER key to save and exit. S14 will be displayed.

9

2.2 Scale Menu Definitions Continued:

S15 Scale ID 1 to 99 Scale ID used in RF link output. 1 (Default) Press the right arrow key, and use the keypad to enter a value, then press the PRINT/ENTER key.

S15 will be displayed.

S16 Brightness 0 to 15. Adjusts the LED display intensity where 15 is the brightest. 15

(Default) Press the right arrow key to enter. Use the up and down arrow keys to increase or decrease the brightness, then press the PRINT/ENTER key to save and exit. S16 will be displayed.

S17 Sleep Mode 0 to 30 minutes. The display will turn off after the set time elapses with no scale activity. 0 (Default). Press the right arrow key to enter. Use the numeric keypad to enter the value, then press the PRINT/ENTER key to save and exit. S17 will be displayed.

S18 Angle Limit 0 to 9 Degrees. 6 (Default).

Press the right arrow key and use the keypad to enter a value, then press the PRINT/ENTER . S18 will be displayed.

S19 Disable 0 All keys enabled (Default)

Keys 1 Pieces disabled

2 Total disabled

3 Setpoint entry disabled (setpoint will still function).

4 Pieces, Total and Setpoint disabled.

5 All keys but ZERO and PRINT/ENTER will be disabled. Press the right arrow key and use the keypad to enter a selection (0, 1, 2, 3,4, or 5 ), then

press the PRINT/ENTER key to save and exit. S19 will be displayed.

10

3.0 CALIBRATION PROCEDURE:

3.1 Calibration Menu Definitions:

C1 Zero All Raw counts, (Pitch and Roll if in angle mode) will be

displayed. When ZERO is pressed an analog zero is done

and all calibration span points will be cleared.

If the indicator is in angle mode the Pitch and Roll offsets

will also be Zeroed.

C2 Zero Zeroed raw counts, (Pitch and Roll if in angle mode) will be

displayed. When ZERO is pressed an analog zero is done

and all calibration span points will NOT be cleared.

If the indicator is in angle mode the Pitch and Roll offsets

will be Zeroed.

C3 Span Point The last Calibration weight will be displayed then the actual

weight on the scale will be displayed.

If you do not wish to change the span point, press the TARE

key to exit without making any changes .

If the displayed weight does not match the known test

weight, use the numeric keypad to enter the correct weight.

Press the PRINT/ENTER key to save and exit. The display

will return to C3.

C4-C7 Span Points C4 to C7 are for linearity correction. They can be used in

order and in any quantity or not at all if no correction is

necessary.

C4 to C7 may be entered at any time without affecting the

original calibration points.

The last calibration weight will be displayed then the actual

weight on the scale will be displayed. If no calibration weight has been entered at this span point “ notset ” will be

displayed then the actual weight on the scale is displayed.

If the displayed weight does not match the known test

weight, follow the steps described for C3 Span Point on

adjusting the weight and entering the value.

11

3.2 Calibration:

Press and hold the GRS/NET key, as described previously in section 2.2. ScAlE will be displayed. Press the lb/kg key to move right until CalIb is displayed. Press the

GRS/NET key to move down, C1 will be displayed. Press the lb/kg key to move right,

The raw counts will be displayed. With no weight on the scale and the scale level, press the ZERO key, “0” will be displayed. Press the PRINT/ENTER key to save the entry. “0” is now entered and the display will return to C1 .

Note: With the scale completely level use C1 or C2 to zero the angles. There is

No need to use both C1 and C2.

Press the GRS/NET key to move down until C3 is displayed. Press the lb/kg key to enter. The last calibrated weight will flash then the current weight on the scale is displayed. Place a known test weight on the scale, with the scale level. Using the numeric keypad, enter the actual weight and press the PRINT/ENTER key to save and exit. The display will return to C3 .

3.3 Linearity Correction:

If Linearity Correction is needed, Press the GRS/NET key (from the Calibration menu) to move down until C4 is displayed. Press the lb/kg key to move right, the last calibrated weight will flash or “ notset ” will flash if this point has not been previously set.

Next the current weight on the scale will be displayed. Place a different known test weight

(not the same test weight that was used for C3) on the scale. Using the numeric keypad, enter the actual weight and press the PRINT/ENTER key to save and exit. The display will return to C4 . Repeat these steps for C5 , C6 and C7 .

Linearity Correction points ( C4-C7 ) can be used in any order and in any quantity or not at all if no correction is necessary. After calibration is complete you may return to these correction points and make changes to its value without affecting any of the original calibration points.

12

3.4 Quick Calibration:

I.

With no weight on the scale.

A.

Enter Setup / Calibration mode as described previously in the beginning of section 2.2. “ Scale ” will be displayed.

B.

Press the lb/kg key. “ CALibr ” will be displayed.

C.

Press the GRS/NET key until “ C2 ” is displayed.

D.

Press the lb/kg key to enter C2. The zero Calibration number will be displayed.

E.

Press the ZERO key. “ 0 ” will be displayed.

F.

Press the PRINT/ENTER key to enter the new zero calibration. “ C2 ” will be displayed.

G.

Press the GRS/NET key. “ C3 ” will be displayed.

H.

Press the lb/kg key to enter C3 . The last span weight will flash, then the current weight on the scale will be displayed.

II.

Place a known weight, as close to the capacity as possible, on the scale.

A.

Using the numeric keypad enter the correct value for the known weight.

B.

Press the PRINT/ENTER key to enter the new calibration. “ C3 ” will be displayed.

C.

Press the TARE key. “ End ?” will be displayed.

D.

Press the PRINT/ENTER key to exit Setup / Calibration mode.

3.5 Quick Calibration Linearity Correction:

I.

With no weight on the scale.

A. Enter Setup / Calibration mode as described previously in the beginning of section 2.2. “ Scale ” will be displayed.

B.

Press the lb/kg key. “ CALibr ” will be displayed.

C.

Press the GRS/NET key until C4 is displayed.

D.

Press the lb/kg key to enter C4 . “ nOtset ” or the last calibrated weight will flash, then the current weight on the scale will be displayed.

II.

Place a known weight on the scale.

A.

Using the numeric keypad enter the correct value for the known weight.

B.

Press the PRINT/ENTER key to enter the new calibrated linearity correction point. “ C3 ” will be displayed.

C.

Press the TARE key. “ End ?” will be displayed

D.

Press the PRINT/ENTER key to exit Setup / Calibration mode.

If additional Linearity correction points are desired, follow the steps above for C5 , C6 , and/or C7 .

13

4.0 COMMUNICATIONS SETUP

4.1 Communications Menu Definitions:

R1 Baud Rate 0 1200

COM1 1 2400

2 4800

3 9600 (Default)

4 19200

5 38400

6 57600

7 115200

Press the right arrow key to enter. Use the numeric keypad

to enter the desired selection (0 - 7), then press the

PRINT/ENTER key to save and exit. R1 will be displayed.

R2 Output 0 Gross, Tare, Net (Default)

Format 1 Weight only

COM1 2 Net only

3 Gross only

Press the right arrow key to enter. use the numeric keypad

to enter the desired selection (0 - 3), then press the

PRINT/ENTER key to save and exit. R2 will be displayed.

R3 Output 0 Output on command. Standard Print.

( Default )

Type Output as selected by R2 Output Format. If “Q” is received

COM1 on the serial port the scale will output the same as if the

PRINT/ENTER key is pressed. The same holds true for:

Z = ZERO

U = lb/kg

D = GRS/NET

T = TARE

1 Slave Display output (numeric only) continuous Stx, Six

ASCII Characters (indicated weight), CR, LF (9 Bytes total output).

2 Slave Display output (alphanumeric) continuous Stx, GR,

NT, or TR, Six ASCII Characters (indicated weight), lb, kg,

CR, LF (15 Bytes total output).

3 RF Link Output.

4 Used for QSI Terminal.

Press the right arrow key to enter. Use the numeric keypad to enter the

desired selection (0 - 4), then press the PRINT/ENTER key to save

and exit. R3 will be displayed.

14

4.1

Communications Menu Definitions Continued:

R4 Receiver 0 Disabled (Normal Scale Mode). (Default)

1 Standard Receiver. Receives R3-3 RF Link output string

displaying data as it appears on the scale. All keys are

disabled with the exception of the PRINT/ENTER key.

Pressing the PRINT/ENTER key will cause both COM1 and

COM2 to print.

If the print command is received from the scale on COM1 the

CSW-20 will print on both COM1 and COM2 ( If output type is

set to print on command ).

2 Remote control. Receives R3-3 RF Link output string

displaying data as it appears on the scale and allows full control of all scale

meter functions.

When pressing the ZERO key, COM1 will transmit the “Z” command to the scale.

When pressing the GRS/NET key, COM1 will transmit the “D” command to the scale.

When pressing the lb/kg key, COM1 will transmit the “U” command to the scale.

When pressing the TARE key, COM1 will transmit the “T” command to the scale.

When pressing the PRINT/ENTER key, COM1 will transmit the “Q” command to the scale.

If the print command is received from the scale on COM1 the

CSW-20 will print on COM2 ( if output type is set to print on command ).

R5 Printer Format While R5 is being displayed press 1, 2 or 3 to edit the 3 (30 character)

header lines that will be printed at the top of each ticket. Press 1, r5 1 will be displayed, then 01 000 is displayed. This is the first character

of line 1. Edit by using the numeric keypad to enter the 3 digit code

for the character of choice ( Codes are shown in table 4.1 on page 17 )

After entering the code, the display will advance to the next character to

be edited. The left and right arrow keys can be used to go back and

adjust codes that have been entered incorrectly. When the last code is

entered, press PRINT/ENTER to save the data. The display will return

to R5. Follow these steps to edit lines 2 and 3. A sample header, footer

worksheet, and sample tickets are shown in figures 4.1a and 4.1b

pages 18-20. If a line is cleared, no other line will be printed below it.

An entire line can be cleared by entering the desired line and pressing

the ZERO key then press the PRINT/ENTER key. The display will

return to R5 and the line is cleared. While R5 is being displayed press

4 to edit the footer line that will be printed at the bottom of each ticket.

Use the steps described above to edit this line. If this line is cleared

nothing will be printed.

15

4.1

Communications Menu Definitions Continued:

R6 Baud Rate 0 1200

COM2 1 2400

2 4800

3 9600 (Default)

4 19200

5 38400

6 57600

7 115200

Press the right arrow key to enter. Use the numeric keypad

to enter the desired selection (0 - 7), then press the

PRINT/ENTER key to save and exit. R6 will be displayed.

R7 Output 0 Gross, Tare, Net (Default)

Format 1 Weight only

COM2 2 Net only

3 Gross only

Press the right arrow key to enter. Use the numeric keypad

to enter the desired selection (0 - 3), then press the

PRINT/ENTER key to save and exit. R7 will be displayed.

R8 Output 0 Output on command. Standard Print.

( Default )

Type Output as selected by R2 Output Format. If “Q” is received

COM2 on the serial port the scale will output the same as if the

PRINT/ENTER key is pressed. The same holds true for:

Z = ZERO

U = lb/kg

D = GRS/NET

T = TARE

1 Slave Display output (numeric only) continuous Stx, Six

ASCII Characters (indicated weight), CR, LF (9 Bytes total

Output).

2 Slave Display output (alphanumeric) continuous Stx, GR,

NT, or TR, Six ASCII Characters (indicated weight), lb, kg,

CR, LF (15 Bytes total output).

3 RF Link Output.

4 Used for QSI Terminal.

Press the right arrow key to enter. Use the numeric keypad

to enter the desired selection (0 - 4), then press the

PRINT/ENTER key to save and exit. R8 will be displayed.

16

4.1 Communications Menu Definitions Continued:

R9 Time & Date While R9 is being displayed press 1. r9 1 will be displayed,

then the date. To change the date, use the numeric keypad

to enter the month first, then enter the day of the month,

and last enter the year. Then press PRINT/ENTER . The

display will return to r 9.

While R9 is being displayed press 2. r9 2 will be displayed,

then the time. To change the time, use the numeric keypad,

enter the hour first then enter the minutes (in 24 hr., format)

and press PRINT/ENTER . The display will return to R9.

LF

010

CR (sp) !

013 032 033

034

#

035

TABLE 4.1

$

036

% &

037 038

039

(

040

)

041

*

042

+

043

,

044

-

045

.

046

/

047

:

058

;

059

<

060

=

061

>

062

?

063

@

064

0 1 2 3 4 6 7 8 9

048 049 050 051 052

5

053 054 055 056 057

A

065

N

078 a

097 n

110 c

099 p

112

C

067

P

080 b

098 o

111

B

066

O

079 d

100 q

113

D E

068 069

Q R

081 082 e

101 r

114 f

102 s

115

F

070

S

083

G H

071

T

072

U

084 085 g

103 t

116 h

104 u

117 i

105 v

118

I J K

073 074 075

V W X

086 087 088 j

106 w

119 k

107 x

120 l

108 y

121

L M

076

Y

089

077

Z

090 m

109 z

122

17

Figure 4.1

4.1.a Completed Worksheet

Header message work sheet

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 2

6

06

7

09

7

10

9

09

8

11

4

10

5

10

0

10

3

10

1

032 08

3

C a m b r i d g e (sp

)

09

9

09

7

10

8

10

1

032 08

7

S c a l e (sp

)

11

1

11

4

10

7

11

5

11

0

09

9

2

7

2

8

2

9

3

0

W o r k s

032 07

3

(sp

)

I n c

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

049 049 053 048 048 032 066 101 100 102 111 114 099 032 082 111 097 100 032 078 069

1 1 5 0 0 (sp) B e d f o r d (sp) R o a d (sp) N E

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

067 117 109 098 101 114 108 097 110 100 032 077 068 032 050 049 053 048 050

C u m b e r l a n d (sp) M D (sp) 2 1 5 0 2

Footer message work sheet

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

084 104 105 115 032 073 115 032 065 032 051 048 032 067 104 097 114 097 067 116 101 114 032 070 111 111 116 101 114

T h i s (sp) I s (sp) A (sp) 3 0 (sp) C h a r a c t e r (sp) F o o t e r

18

4.1.b Blank Worksheet

Header message work sheet

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Footer message work sheet

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

19

Figure 4.1.c Sample Ticket

Cambridge Scale Works Inc

115 West Mary Street

Cumberland MD 21502

3:45 pm 05/15/2007

Id# 1234567890

Gross(lb): 1200

Tare(lb): 200

Net(lb): 1000

Avg Pc Wt(lb) .500000

Pieces 2000

Weigh From Scale S/N: 07-12730

Figure 4.1.d Sample Ticket

Cambridge Scale Works Inc

115 West Mary Street

Cumberland MD 21502

3:45 pm 05/15/2007

Wt# 1 550

Wt# 2 450

Total wt. 1000 lb

Avg Pc Wt(lb) .500000

Pieces 2000

If the average piece weight is 0 then the Average Piece weight and Pieces will not be printed on the tickets.

20

5.0 TESTING PROCEDURES

5.1 Testing Menu Definitions:

T1 Software Displays the software version. Press PRINT/ENTER to exit.

Version

T2 Display Flashes all display segments then all indicating Enunciators.

Press PRINT/ENTER to exit.

T3 Keys Press each key to display the row and column of that key.

Press the PRINT/ENTER to exit.

T4 A to D Displays Raw counts where a 1mV/V signal from the scale will display

25,000 counts.

When the indicator is in angle mode, Press the GRS/NET key to cycle Pitch, Roll and Raw counts. Press the PRINT/ENTER key to exit.

T5 Serial Serial Communications can be verified by connecting pins 2 and 3 on the

COM1 serial port. A single character will be echoed and pass or fail will be

displayed. Press the PRINT/ENTER key to exit.

T6 Setup Data S etup data will be sent out on the printer port.

T7 Default Resets the indicator back to the factory settings. This will clear all calibration and setup data. “r you sure?” will be displayed. Press the TARE key to exit without Defaulting, or press the PRINT/ENTER key to reset the indicator to the factory default settings.

T8 Serial Serial Communications can be verified by connecting pins 2 and 3 on the

COM2 serial port. A single character will be echoed and pass or fail will be displayed. Press the PRINT/ENTER key to exit.

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Error Message

Or Problem

Err d oLd

SCnEg

AngErr

Bat Lo

No Display

Weight Readings

Are Incorrect .

6.0 Troubleshooting Guide

Description

The scale is in an over load condition.

Possible Solution

- More than 5000 scale divisions have been

selected in Ntep or Angle Mode.

- Zeroing a weight larger than scale capacity.

- Check signal/load cell cable for damage or loose connections

The scales weight is more than 10 divisions negative from the zero calibration point in Ntep or Angle mode.

Data communications from the angle sensor has been lost.

Flashes when the battery voltage falls to 10.8V, and will be displayed continuously when the voltage falls below 10.2V.

-Check for any debris interfering with the scale structure.

-Check signal/load cell cable for damage or loose connections.

-Reestablish “C2” the zero calibration point.

-Check signal/Load cell cable for damage or loose connections.

-If the scale system is not a CSW-10-LFT, change “S1” Parameter to the Ntep or no setting.

-Verify the battery is fully charged.

-Check cables for any damages.

-Check the power connections. They should be clean and tight.

-Disconnect all cables except for power, and then turn the indicator on. If the display lights up, inspect all cables.

-Check the AC adapters output.

-Check for an open fuse or low battery on

DC powered systems.

-Verify that all power connections are clean and tight.

-Check for any Debris interfering with the scale structure.

-Check the signal/load cell cable for damage or loose connections.

-Verify that each load cell responds equally to an applied weight.

-Recalibrate system with a known weight.

22

6.0 Troubleshooting Guide Continued:

Error Message

Or Problem

Weights will not

Repeat.

Unstable

Readings

Wireless Keypad will not respond.

Description Possible Solution

-Check for any Debris interfering with the scale structure.

-Verify that each load cell responds equally to an applied weight.

-Check signal/load cell cable for damage or loose connections.

-Check for any Debris interfering with the scale structure.

-Make sure the Junction Box and cable connections are clean and dry.

-Check for a loose or bad load cell connection.

-If the system has been recalibrated, verify that the displayed weight is not greater than

200 percent of the known weight.

-Check for a load cell problem. Connect 1 load cell at a time to find the unstable cell.

-Check the battery in the wireless keypad

-Check for the antenna on the scale to be installed and undamaged.

-Check that the switch settings on the wireless keypad match the switch settings on the scale indicator PC board.

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7.0 WARRANTY

CAMBRIDGE warrants the CSW-20AT to be free of defects in workmanship and/or materials for 12 months from the date of shipment. This warranty of workmanship and/or materials is valid, if in the opinion of CAMBRIDGE the equipment has not been mechanically, environmentally, or electrically abused.

This warranty is limited, at the option of CAMBRIDGE , to repair, replace or an appropriate credit adjustment , not to exceed the original equipment sale price paid to CAMBRIDGE . CAMBRIDGE assumes no liability in connection with the sales of its products beyond that stated above.

Warranty replacement parts and or repair services are performed at the factory in Cumberland, Maryland or by an authorized service group approved by CAMBRIDGE .

Warranty does not include travel expense if a factory technician is requested to perform repairs at a location other than the factory.

It is the user’s responsibility to follow the proper set-up, calibration and operating procedures of the

CSW-20AT as described in this manual. If the operator has difficulty using their CSW-20AT properly, please contact CAMBRIDGE at 1-301-724-4082. Any one of our Technicians will be happy to work with the user via telephone.

Thank You!

8.0 ASSISTANCE:

If at any time and you require assistance with your Model: CSW-20AT Indicator:

End User please contact your servicing scale dealer.

Authorized Cambridge Dealer/ Distributor please contact:

CAMBRIDGE SCALE WORKS, INC.

115 West Mary Street

Cumberland, MD 21502

Phone: (301) 724-4082

Fax: (301) 724-4964

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