Fluke 718 30G, 718 100G Pressure Calibrator Users Manual
Below you will find brief information for Pressure Calibrator 718 30G, Pressure Calibrator 718 100G. The Fluke Model 718 30G and 718 100G Pressure Calibrators measure pressure sensor inputs, calibrate P/I (pressure to current) transmitters, measure pressure via a 1/8-inch NPT pressure fitting and an internal pressure sensor or via a Fluke 700 Series Pressure Module, measure current up to 24 mA, simultaneously display pressure and current measurements, and supply loop voltage.
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99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
718 30G/100G
Pressure Calibrator
®
Users Manual
Test Equipment Depot
99 Washington Street
Melrose, MA 02176-6024
July 1998 Rev.3, 12/02 www.testequipmentdepot.com
All product names are trademarks of their respective companies.
781-665-0780 FAX
Table of Contents
Title Page
i
718 30G/100G
Users Manual
ii
List of Tables
Table
5.
6.
7.
8.
1.
2.
3.
4.
Title Page
iii
List of Figures
Figure Title
5.
6.
7.
8.
1.
2.
3.
4.
9.
10.
Page
v
Pressure Calibrator
Introduction
The Fluke Model 718 30G and 718 100G Pressure
Calibrators (hereafter called “Calibrator”) can do the following:
•
Calibrate P/I (pressure to current) transmitters.
•
Measure pressure via a 1/8-inch NPT pressure fitting and an internal pressure sensor or via a Fluke 700
Series Pressure Module.
•
Measure current up to 24 mA.
•
Simultaneously display pressure and current measurements.
•
Supply loop voltage.
The Calibrator makes 5-digit pressure readings in the following units: psi, inH
2
O at 4
°
C, inH
2 cmH
2
O at 4
°
C, cmH
2
O at 20
°
C, kPa,
O at 20
°
C, bar, mbar, kg/cm
2
, inHg, and mmHg. Full scale pressure sensor input is as follows:
•
Model 718 30G: 30 psi (206.85 kPa, 2.0685 bar).
“OL” appears at 33 psi.
•
Model 718 100G: 100 psi (689.5 kPa, 6.895 bar).
“OL” appears at 120 psi.
The Calibrator measures pressure sensor inputs in the units shown in Table 1.
For Pressure Modules, full scale readings for all pressure ranges can be made in psi, kPa, and inHg units. To avoid display overflow, full scale readings are limited to 1000 psi in cmH
2
O, mbar, and mmHg units, and 3000 psi in inH
2
O units. Pressures of at least 15 psi must be measured for meaningful readings in bar and kg/cm
2
units.
Your Calibrator is supplied with a holster, two installed 9 V alkaline batteries, one set of TL75 test leads, one set of
AC70A alligator clips, one 700-ILF In-Line Filter (to protect the pump), a Product Overview Manual, and a CD-Rom.
If the Calibrator is damaged or something is missing, contact the place of purchase immediately. Contact your
Fluke distributor for information about accessories. See
“How to Contact Fluke.” To order replacement parts or spares, see “Parts and Accessories.”
1
718 30G/100G
Users Manual
Table 1. Pressure Sensor Range and Resolution
psi inH
2
4
°
C
O at inH
2
O at
20
°
C cmH
2
4
°
C
O at cmH
2
20
°
C
O at bar mbar kPa inHg mmHg
Displayed
Pressure
Units
Model 718 30G Range and Resolution
kg/cm
2
Model 718 100G
Range and
Resolution
-12.000 to 30.000 psi -12.00 to 100.00 psi
-332.16 to 830.40
inH
2
O
-332.75 to 831.87
inH
2
O
-332.2 to 2768.0
inH
2
O
-332.8 to 2772.9
inH
2
O
-843.6 to 2109.0
cmH
2
O
-845.2 to 2113.0
cmH
2
O
-843.6 to 7030.0
cmH
2
O
-845.2 to 7043.0
cmH
2
O
-0.8274 to 2.0685 bar -0.8274 to 6.8950 bar
-827.4 to 2068.5 mbar -827.4 to 6895.0 mbar
-82.74 to 206.85 kPa -82.74 to 689.50 kPa
-24.432 to 61.080 inHg -24.43 to 203.60 inHg
-620.6 to 1551.4
mmHg
-0.8437 to 2.1090
kg/cm
2
-620.6 to 5171.5
mmHg
-0.8437 to 7.0306
kg/cm
2
Safety Information
Use the Calibrator only as specified in this instruction sheet, otherwise the protection provided by the Calibrator may be impaired.
A Warning identifies conditions and actions that pose hazard(s) to the user; a Caution identifies conditions and actions that may damage the Calibrator or the equipment under test.
2
Safety Information
Table 2. Safety Information
W
Warning
To avoid possible electric shock or personal injury:
•
Never apply more than 30 V between the mA terminals, or between either of the mA terminals and earth ground.
•
Remove the test leads from the Calibrator before you open the battery door.
•
Make sure the battery door is closed and latched before you operate the Calibrator.
•
Do not operate the Calibrator if it is damaged.
•
Do not operate the Calibrator around explosive gas, vapor, or dust.
•
When using probes, keep fingers behind the finger guards on the probes.
•
Use only two 9 V batteries, properly installed in the calibrator case, to power the calibrator.
•
Follow all equipment safety procedures.
•
Turn off circuit power before connecting the calibrator mA and COM terminals in the circuit. Place calibrator in series with the circuit.
•
When servicing the Calibrator, use only specified replacement parts.
•
Do not allow water inside the case.
3
718 30G/100G
Users Manual
Table 2. Safety Information (cont.)
W
Warning
To avoid false readings, which could lead to possible electric shock or personal injury, replace the battery as soon as the battery indicator
B
appears.
To avoid a violent release of pressure in a pressurized system, shut off the valve and slowly bleed off the pressure before you attach or detach the internal pressure sensor or Pressure Module fitting to the pressure line.
To avoid overpressure damage, do not apply pressure to the internal pressure sensor input that exceeds the following:
•
Model 718 30G: 30.000 psi, 206.85 kPa, or 2.0685 bar. “OL” appears at 33 psi.
•
Model 718 100G: 100.00 psi, 689.5 kPa, or 6.895 bar. “OL” appears at 120 psi.
To avoid mechanically damaging the Calibrator:
•
Do not apply torque between the pressure fitting and the Calibrator case. See Figure 1 for the proper use of tools.
To avoid misleading readings, disconnect the Pressure Module connector at the Calibrator.
To avoid damage to the Pressure Module, refer to the related Instruction Sheet.
To avoid damage to the pump, use with dry air and non-corrosive gases only. Use of the included Fluke
700-ILF In-Line Filter will help isolate the pump from contaminates. Failure to use the included filter may void the pump warranty if contamination occurs.
4
Hold in fixed position
Figure 1. Connection Technique
wh001f.eps
Safety Information
Symbol
J
I
M
W
Table 3. International Electrical Symbols
T
P f
Meaning
Earth ground
Fuse
Battery
Refer to this instruction sheet for information about this feature.
Double insulated
Conforms to relevant Canadian
Standards Association directives.
Conforms to relevant European Union directives
Pressure
5
718 30G/100G
Users Manual
Getting Acquainted with the Calibrator
Press
O
to turn the Calibrator on and off. The Calibrator displays pressure and current measurements simultaneously. See Figure 2.
The upper part of the display shows the applied pressure or vacuum. (Vacuum is shown as a negative value.) Press
U
to select a different unit. When you cycle the power off and on, the Calibrator retains the unit you last used.
The lower part of the display shows the current (up to 24 mA) applied to the current (mA) inputs. The current inputs are fused with a 0.125 A, 250 V fast fuse (Littelfuse
type
2AG).
To source loop voltage, press
U
while pressing
O
on.
Pushbutton operation is described in Table 4. Pump features are shown in Figure 3 and described in Table 5.
Pressure measurement
Current mA measurement
718
PRESSURE
CALIBRATOR
HOLD
DAMP
UNITS
LOOP
POWER
ZERO
MIN
MAX
CLR
BAR
OMETRIC ADJ
HOLD
.
Pressure module input mA
RANGE
0-30psi 0-206kPa
COM
On/Off Button
Pressure sensor input
(Install filter here)
Current input
Figure 2. Front Panel Features
wh005f.eps
6
Getting Acquainted with the Calibrator
Table 4. Pushbutton Functions
Pushbutton Description
U
Press to select a different pressure unit. All units are available when the pressure sensor input is used. For higher pressure module inputs, inappropriate (out-of-range) units are not available. Press
O
on while pressing
U
to source loop voltage.
D
Turns pressure reading damping on and off. With damping on, the Calibrator averages several measurements before displaying a reading.
Z
Press to zero the pressure display. Vent pressure to atmosphere before you press this pushbutton. With an
Absolute Pressure Module, see special instructions below.
m
Press and hold to read the minimum pressure and current readings since power was turned on or c
was pressed.
c
Press to clear the MIN and MAX memories.
M
Press and hold to read the maximum pressure and current readings since power was turned on or c was pressed.
h
Press h
to freeze the display. The g symbol appears on the display. Press h
again to resume normal operation.
7
718 30G/100G
Users Manual
Zeroing with Absolute Pressure Modules
For zeroing, adjust the Calibrator to read a known pressure. This can be barometric pressure, if it is accurately known, for all but the 700PA3 module. An accurate pressure standard can also apply a pressure within range for any Absolute Pressure Module. Adjust the
Calibrator reading as follows:
1. Press and hold
Z
.
c
to increase or h
to decrease the
Calibrator reading to equal the applied pressure.
Z
to exit the zeroing procedure.
Press the
U
button to convert to any convenient measurement display unit.
ZERO
MIN
MAX
CLR
RANGE
0-30psi 0-206kPa mA
COM
Pressure/
Vacuum
Switch
Pressure/Vacuum
Release
Control
Fine
Adjustment
Knob
Internal Pump
Figure 3. Pump Features
wh009f.eps
8
Item
Pressure
Vacuum
Switch
Pressure
Vacuum
Release
Valve
Fine
Adjustment
Knob
Internal
Pump
Table 5. Pump Features
Description
Rotate forward (clockwise) for pressure, backward (counter-clockwise) for vacuum.
Rotate fully backward (counterclockwise) to release all pressure or vacuum. (Rotate slightly for partial release.) Rotate fully forward (clockwise) to close valve.
Rotate either direction for precise adjustment of applied pressure or vacuum. Full rotation is about 30 turns.
Increase pressure on the inward stroke.
In vacuum mode, decrease pressure on the outward stroke.
Calibrating a P/I Transmitter
Calibrating a P/I Transmitter
To calibrate a P/I (pressure to current) transmitter, apply a pressure to the transmitter and measure the transmitter’s current loop output. You can apply pressure with the
Calibrator’s internal pump or with an external pump. An internal relief valve activates when pressure/vacuum exceeds the rating for the Calibrator model (50-60 psi for
718 30G, 140-150 psi for 718 100G.)
W
Warning
To avoid a violent release of pressure or vacuum, always depressurize the system slowly using the pressure/vacuum release control before detaching any pressure line.
Using the Internal Pump
The internal pump can provide 30 psi (2.0685 bar) for
Model 718 30G or 100 psi (6.895 bar) for Model 718
100G.
The preferred use for the internal pump is shown in Figure
4, where the calibrator displays pressure measured with the internal sensor and provided by the internal pump.
The internal pump can also be used with certain Fluke
700 Series Pressure Modules. In this case, pressure measured by the Pressure Module is displayed by the
Calibrator. Appropriate Pressure Modules for each
9
718 30G/100G
Users Manual
calibrator model are identified in Table . Figure 5 shows the internal pump being used with a pressure module.
W
Warning
If both a pressure module and the internal sensor are connected, the Calibrator displays
ONLY the pressure module measurement.
To use the Calibrator’s internal pump, refer to Figure 3 and perform the following steps:
1. Depressurize the line before connecting the
Calibrator.
2. Connect the pressure transmitter to the calibrator internal sensor as shown in Figure 4 (for internal pressure sensor measurements) or Figure 5 (for pressure module measurements.)
Note
To avoid leaks, use Teflon tape or similar sealant on all pressure connections.
3. Make sure the pressure/vacuum switch is in the desired position. Forward (clockwise) is for pressure; backward (counter-clockwise) is for vacuum.
4. Turn the pressure/vacuum release control backward
(counter-clockwise) to vent pressure/vacuum from the pump.
5. Press to zero the pressure display.
6. Turn the fine adjustment knob to mid-range.
7. Turn the pressure/vacuum release control forward
(clockwise) to close the release valve.
8. Work the pump handle in and out to apply incrementally larger pressure/vacuum changes.
Shorten the stroke to apply smaller increments of pressure/vacuum change.
9. To make very small pressure/vacuum changes, use the fine adjustment knob.
Note
This knob adjusts a small internal reservoir to vary the total volume. With larger external pressure/vacuum volumes, this control will adjust pressure or vacuum within a smaller range.
10. Depressurize the system before disconnecting the pressure line.
10
718
PRESSURE
CALIBRATOR
HOLD
DAMP
UNITS
LOOP
POWER
ZERO
MIN
MAX
CLR
BAR
OMETRIC ADJ
HOLD
.
RANGE
0-30psi 0-206kPa
30V
MAX mA
COM
Calibrating a P/I Transmitter
Red
Black
+
S I G N A L
–
T E S T
Figure 4. Internal Pressure Sensor with Internal Pump
wh002f.eps
11
718 30G/100G
Users Manual
Pressure Module
+
S I G N A L
–
T E S T
718
PRESSURE
CALIBRATOR
HOLD
DAMP
UNITS
LOOP
POWER
ZERO
MIN
MAX
CLR
BAR
OMETRIC ADJ
HOLD
.
RANGE
0-30psi 0-206kPa
30V
MAX mA
COM
Red
Black
Figure 5. Pressure Module with Internal Pump
wh010f.eps
12
Table 6. Recommended Pressure Modules
External Pump Internal Pump
Pressure
Module
700P00
700P01
700P02
700P22
700P03
700P23
700P04
700P24
700P05
700P06
700P27
700P07
700P08
700P09
718 30G/100G 718 30G 718 100G
X X X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Calibrating a P/I Transmitter
External Pump Internal Pump
700PD3
700PD4
700PD5
700PD6
700PD7
700P29
700P30
700P31
Pressure
Module
700PA3
700PA4
700PA5
700PA6
700PV3
700PV4
700PD2
X
X
X
X
X
X
X
X
718 30G/100G 718 30G 718 100G
X X X
X X X
X
X
X X
X
X
X
X
X
X
X
X
X
X
X
X
X X
X
X
X
13
718 30G/100G
Users Manual
Using an External Pump
W
Warning
To avoid damage to the Calibrator and possible release of pressure, do not connect the internal sensor to an external pressure source that exceeds 30 psi for Model 718 30G or 100 psi for
Model 718 100G.
To develop higher pressure or vacuum, use an external pump (such as the Fluke Model 700PTP). Use a Fluke
Pressure Module connected to the pressure module input on the Calibrator. Pressure modules are listed in Table .
Make overall connections as shown in Figure 6.
Refer to setup and operating instructions included with the pressure module and pump.
14
Calibrating a P/I Transmitter
Pressure Module
+
S I G N A L
–
T E S T
718
PRESSURE
CALIBRATOR
HOLD
DAMP
UNITS
LOOP
POWER
ZERO
MIN
MAX
CLR
RANGE
0-30psi 0-206kPa
30V
MAX mA
COM
Red
Black
Figure 6. Pressure Module with External Pump
wh006f.eps
15
718 30G/100G
Users Manual
psi inH
2
0 cmH
2
0 bar mbar kPa inHg mmHg kg/cm
2
External Fluke Pressure Module
Compatibility
If inappropriate units are selected, the output of Fluke
700P pressure modules can cause the calibrator display to overflow (OL), or displays values that are too low to be read. Refer to Table 7 for appropriate unit and range compatibility.
Pressure Unit
Table 7. Fluke Pressure Module Compatibility
Module Compatibility
Available on all pressure ranges
All ranges through 3000 psi
All ranges through 1000 psi
15 psi and above
All ranges through 1000 psi
Available on all pressure ranges
Available on all pressure ranges
All ranges through 1000 psi
15 psi and above
16
Sourcing Loop Voltage
Sourcing Loop Voltage
The Calibrator can supply loop power at 24 V dc to a current transmitter that is disconnected from the system.
Use the following procedure:
1. With power off, hold down
U
while pressing
O
on.
“Loop” appears in the display.
2. With the transmitter disconnected from normal loop power, connect the Calibrator mA (+) and COM (-) test leads in series with the instrument current loop as shown in Figure 7. “Loop” disappears from the display once the transmitter starts drawing current.
3. Measure loop current in the mA display.
O
off to deactivate the 24 V dc supply when you are done sourcing loop voltage.
+
S I G N A L
–
T E S T qo007f.eps
Figure 7. Sourcing Loop Voltage
Maintenance
W
Warning
To avoid possible electric shock, personal injury, or sudden release of pressure, review
“Safety Information” earlier in this manual before proceeding.
For maintenance procedures not described in this instruction sheet, or if the Calibrator needs repair, contact a Fluke Service Center.
17
718 30G/100G
Users Manual
In Case of Difficulty
•
Check the battery, test leads, pressure module, and pressure tubing. Follow replacement and connection instructions properly.
•
Review this instruction sheet to make sure you are using the Calibrator correctly.
If the Calibrator needs repair, and the Calibrator is under warranty, see the warranty statement for terms. If the warranty has lapsed, the Calibrator can be repaired and returned for a fixed fee.
Cleaning
Periodically wipe the case with a damp cloth and detergent; do not use abrasives or solvents.
Calibration
Fluke recommends that you calibrate your Calibrator once a year to ensure that it performs according to its specifications. A calibration manual is available (PN
686540). Call 1-800-526-4731 from the U.S.A. and
Canada. In other countries, contact a Fluke Service
Center.
18
Replacing the Batteries
When the
B symbol appears on the display, replace the two 9 V alkaline batteries. Refer to Figure 8.
W
Warning
To avoid false readings, which could lead to possible electric shock or personal injury, replace the batteries as soon as the battery indicator
B
appears.
Maintenance
Figure 8. Battery Replacement
wh008f.eps
19
718 30G/100G
Users Manual
Replacing the Fuse
W
Warning
To avoid personal injury or damage to the
Calibrator, use only a 0.125A 250 V fast fuse,
Littelfuse
2AG.
Fuse F1 is probably blown if the mA display reading does not respond to current applied to the current (mA) inputs.
Refer to Figure 9. Replace the fuse as follows:
1. Remove the test leads and turn the Calibrator off.
2. Remove the battery door.
3. Remove the three Phillips-head screws from the case bottom and turn the case over.
4. Gently lift the top cover from the end nearest the mA inputs until it unsnaps from the bottom cover.
5. Replace the fuse with a 0.125 A 250 V fast fuse,
Littelfuse
type 2AG.
6. Carefully fit the case top and circuit board assembly together, making sure that the O-ring is properly seated between the pressure sensor and the pressure fitting on the case top. Fit the case bottom onto the case top, engaging the two snaps near the display end of the case. Reinstall the three screws.
7. Replace the battery door.
20
F1
Snaps
Figure 9. Fuse Replacement
wh003f.eps
Parts and Accessories
Parts and Accessories
Refer to Table 8 and Figure 10.
Table 8. Replacement Parts
Item Description
AC70A
BT1, BT2
Holster
W
F1
H2, 3, 4
H5, 6
H7, 8
MP1
MP1
MP2
MP3, 4
MP5
MP6
MP6
MP7, 8
MP9
Alligator clips
9 V battery, ANSI/NEDA 1604A or IEC 6LR61
Holster, Yellow
Fuse, 125 mA, 250 V fast
W
To ensure safety, use exact replacement only.
Case screw
Battery door fasteners
Bracket screw
LCD bezel, 718 30G
LCD bezel, 718 100G
LCD
Pump retainer bracket
Gasket
Pump assembly, 718 30G
Pump assembly, 718 100G
Selector knob
Vernier adjust knob
MP10 Pump handle knob
MP11, 12, 13 O-ring
MP14 Spacer
Part/ Mod. No.
AC70A
614487
664182
686527
832246
948609
641131
664158
664169
686482
664201
664208
691383
691748
664193
664190
664185
146688
687449
1
2
1
1
1
1
2
1
3
1
21
Qty
2
2
1
3
1
1
2
1
718 30G/100G
Users Manual
Item
MP85
MP85
MP86
MP89, 90
MP92
S1
TL20
-
-
TL75
TM1
-
700-ILF
Description
Case top/connector, 718 30G
Case top/connector, 718 100G
Case bottom
Non-skid foot
Battery door
Keypad
Industrial test lead set
Test lead set
718 Product Overview Manual
718 CD-ROM (contains Users Manual)
71X Series Calibration Manual
Pump seal kit
In-Line Filter
22
Part/ Mod. No.
690997
691147
664174
885884
664177
687068
TL20
TL75
1549632
1574463
686540
691805
700-ILF
Qty
1
1
1
Opt
Opt
1
1
1
Opt
1
2
1
1
MP85
F1
MP5
MP11,12,13
MP7
MP8
MP86
MP9
MP10
H2,3,4
MP1
MP2
S1
Holster
MP14
H7,8
MP3,4
MP6
BT1
BT2
MP92
H5,6
TMI
MP89,90
Figure 10. Replacement Parts
700-ILF
In-line Filter
AC70A
Alligator Clips
TL75
Test Lead Set wh004f.eps
23
718 30G/100G
Users Manual
Specifications
Specifications are based on a one year calibration cycle and apply for ambient temperature from +18
°
C to +28
°
C unless stated otherwise. “Counts” are the number of increments or decrements of the least significant digit.
Pressure Sensor Input, 718 30G
Range
-12 to 30 psi
(-82.7 to 206.85 kPa)
Accuracy
±
0.05 % of range
Maximum nondestructive pressure: 3X top of range (90 psi, 620 kPa, 6.2 bar)
Temperature coefficient: 0.01 % of range per
°
C for temperature ranges -10
°
C to 18
°
C and 28
°
C to
55
°
C
Pressure Sensor Input, 718 100G
Range Accuracy
-12 to 100 psi
(-82.7 to 689.5 kPa)
±
0.05 % of range
Maximum nondestructive pressure: 2X top of range
(200 psi, 1380 kPa, 13.8 bar)
Temperature coefficient: 0.01 % of range per
°
C for temperature ranges -10
55
°
C
°
C to 18
°
C and 28
°
C to
24
Pressure Module Input, 718 30G and 718 100G
Range Resolution Accuracy
(determined by Pressure Module)
DC mA Input, 718 30G and 718 100G
Range Resolution Accuracy,
±
(% of
Reading + Counts)
24 mA 0.001 mA 0.025 + 1
Overload protection: 125 mA, 250 V fast acting fuse
Temperature coefficient: 0.005 % of range per
°
C for temperature ranges -10
°
C to 18
°
C and 28
°
C to
55
°
C
Loop Supply 718 30G and 718 100G
24 V dc nominal
General Specifications
Maximum voltage applied between either mA terminal
and earth ground or between the mA terminals: 30 V
Storage temperature: -40
°
C to 60
°
C
Operating temperature: -10
°
C to 55
°
C
Operating altitude: 3000 meters maximum
Relative humidity: 95 % up to 30
°
C, 75 % up to 40
°
C,
45 % up to 50
°
C, and 35 % up to 55
°
C
Vibration: Random 2 g, 5 Hz to 500 Hz
Shock: 1 meter drop test
Safety: Certified as compliant to CAN/CSA C22.2 No.
1010.2:1995. Complies with ANSI/ISA S82.01-1995.
Power requirements: Two 9 V batteries (ANSI/NEDA
1604A or IEC 6LR61)
Size: 60 mm H x 87 mm W x 210 mm L (2.38 in H x 3.41
in W x 8.28 in L); with holster: 66 mm H x 94 mm W x 216 mm L (2.61 in H x 3.72 in W x 8.5 in L)
Weight: 737 g (26 oz); with holster: 992 g (35 oz)
Specifications
LIMITED WARRANTY & LIMITATION OF LIABILITY
This Fluke product will be free from defects in material and workmanship for three years (one year for pump assembly) from the date of purchase.
This warranty does not cover fuses, disposable batteries or damage from accident, neglect, misuse or abnormal conditions of operation or handling.
Resellers are not authorized to extend any other warranty on Fluke’s behalf. To obtain service during the warranty period, send your defective
Calibrator to the nearest Fluke Authorized Service Center with a description of the problem.
THIS WARRANTY IS YOUR ONLY REMEDY. NO OTHER
WARRANTIES, SUCH AS FITNESS FOR A PARTICULAR PURPOSE,
ARE EXPRESSED OR IMPLIED. FLUKE IS NOT LIABLE FOR ANY
SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES
OR LOSSES, ARISING FROM ANY CAUSE OR THEORY. Since some states or countries do not allow the exclusion or limitation of an implied warranty or of incidental or consequential damages, this limitation of liability may not apply to you.
25
718 30G/100G
Users Manual
Back to the Fluke 718 Product Info Page
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Key Features
- Measures pressure sensor inputs
- Calibrates P/I (pressure to current) transmitters
- Measures pressure via a 1/8-inch NPT pressure fitting
- Measures current up to 24 mA
- Simultaneously displays pressure and current measurements
- Supplies loop voltage
Frequently Answers and Questions
How do I zero the pressure display?
How do I replace the batteries?
How do I replace the fuse?
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Table of contents
- 2 Table of Contents
- 4 List of Tables
- 5 List of Figures
- 6 Introduction
- 7 Safety Information
- 11 Getting Acquainted with the Calibrator
- 13 Zeroing with Absolute Pressure Modules
- 14 Calibrating a P/I Transmitter
- 14 Using the Internal Pump
- 19 Using an External Pump
- 21 External Fluke Pressure Module Compatibility
- 22 Sourcing Loop Voltage
- 22 Maintenance
- 23 In Case of Difficulty
- 23 Cleaning
- 23 Calibration
- 24 Replacing the Batteries
- 25 Replacing the Fuse
- 26 Parts and Accessories
- 29 Specifications
- 29 Pressure Sensor Input, 718 30G
- 29 Pressure Sensor Input, 718 100G
- 29 Pressure Module Input, 718 30G and 718 100G
- 29 DC mA Input, 718 30G and 718 100G
- 29 Loop Supply 718 30G and 718 100G
- 30 General Specifications
- 31 How to Contact Fluke