programmable onoff controller x94a
PROGRAMMABLE ONOFF CONTROLLER
■
Universal input
■
0 / 1 / 2 / 3 setpoints
■
Isolated 0/4~20 mA or 0-10 V DC retransmission
output
■
24 V DC transmitter supply
■
RS485 / MODBUS RTU
■
85~265 V AC SMPS
■
ONOFF control
X94A
SPECIFICATIONS
All specifications at ambient of 25 °C, unless specified otherwise
INPUT
Input group 1
Thermocouple
RTD
Voltage
Current
Input group 2
Thermocouple
RTD
Current
Voltage
Transmitter supply (VTX)
Range limits
Accuracy
Cold junction compensation
Sensor break protection
INDICATION
Process variable
Setpoint
Status indication
OUTPUTS
No. of setpoints
No. of relays
Relay contact type
Relay contact rating
SSR drive
No. of analog outputs
Current output
Maximum load for current output
Voltage output
Load for voltage output
B, E, J, K, N, R, S, T
Pt100, 3-wire
0~50 mV
0~20 mA, 4~20 mA
B, C, D, E, G, J, K, N, R, S, T
Pt100, 3-wire, Cu53
0~20 mA, 4~20 mA, Square root
0~50 mV (Through DIP selection
following voltage inputs are
available : 0~1 V, 0~5 V, 0~10 V,
0~10 mV, 0~100 mV, 0~200 mV)
22 V nominal, 30 mA max
See Table 1
See Table 1
Automatic
User programmable
Upper : 4 digit, 7 segment
0.39” (9.9 mm) red LED display
Lower : 4 digit, 7 segment
0.39” (9.9 mm) green LED display
LEDs for relay status
LED for alarm acknowledge
LEDs for Rx, Tx (RS485)
0/1/2/3
0/1/2/3
NO-C-NC (Relay1, Relay2)
NO-C (Relay3)
8A / 230V AC, resistive
12 V DC drive signal for external SSR
0/1
4~20 mA / 0~20 mA / 20~4 mA /
20~0 mA isolated from input
500 ohms
0-10 V / user specified
>10 Kohms
COMMUNICATION
Port
Protocol
Slave ID
RS485
Modbus RTU
User programmable (1~247)
ISOLATION
Mutual isolation between input,
supply, relays, analog output, RS485
1500 VAC RMS, 50hz / 1minute
PROGRAMMABLE PARAMETERS
Setpoint
Unit
Resolution
High scale
Low scale
Bias (for process variable)
Digital filter
Hysteresis (ONOFF control)
Cycle time for SP1/SP2
Upper, lower limit for output power
Relay logic
Alarm types
Alarm acknowledge
Setpoint lock
Level lock
Relay action
OTHER
Programming
Dimensions (in mm)
Mounting
Panel cutout
Supply voltage
Power consumption
Operating ambient temperature
Relative humidity
Full range (See Table 1)
°C, °F, EU
User selectable
0.01, 0.1 or 1 for linear input,
0.1 or 1 for temperature
Full range (See Table 1)
Full range (See Table 1)
-99.9 ~ 99.9
A (minimum) ~ F (maximum)
0~9999
1~640 second
0~100%
a. Heat b. Cool
c. Full scale high alarm
d. Full scale low alarm
e. Deviation high alarm
f. Deviation low alarm
g. Inband alarm
h. Outband alarm
(e. to h. available for SP2, SP3
only)
Self reset or latched and can be
disabled at power on
Front panel function used to
reset relay in alarm condition
ON, OFF
ON, OFF
Reverse / direct
Through 3 tactile keys
96(H) x 48(W) x 100(D)
Panel mount
92 x 44 mm
a) 85~265 V AC, 50/60 Hz
b) 12~30 V DC
c) 12~55 V DC
4 watts maximum
0~50 °C
Below 90%, non condensing
CAT#243R4/P1/2/310316/A
PROGRAMMABLE ONOFF CONTROLLER
X94A
TABLE 1
RANGE LIMITS
(°C / EU)
LOW SCALE HIGH SCALE
SENSOR / INPUT
RANGE IN WHICH
ACCURACY IS SPECIFIED
LOW SCALE HIGH SCALE
TYPICAL ACCURACY
AT 30 °C
(°C / EU)
WORST CASE
ACCURACY
(°C / EU)
Input Group 1
Pt - 6% Rh / Pt - 30% Rh (B)
400
1820
400
1820
±3
±5
Chromel / Constantan (E)
-270
850
0
850
±1
±3
Iron / Constantan (J)
-210
760
0
760
±1
±3
Chromel / Alumel (K)
-270
1372
-50
1200
±1
±3
Nicrosil / Nisil (N)
-270
1300
-50
1200
±1
±3
0
1760
400
1760
±2
±5
±5
Pt / Pt - 13% Rh (R)
Pt / Pt - 10% Rh (S)
0
1760
400
1760
±2
Copper / Constantan (T)
-270
400
-200
400
±1
±3
Pt100, 3-wire
-200
850
-200
600
± 0.3
± 1.0
Linear (0~50 mV, 0~20 mA, 4~20 mA)
-1999
9999
-1999
9999
± 5 EU
± 20 EU
Input Group 2
The following inputs are available in Input Group 2 in addition to inputs of Input Group 1.
Tungsten - 5% Rh / Tungsten - 26% Rh (C)
0
2320
0
2320
±3
±5
Tungsten - 3% Rh / Tungsten - 25% Rh (D)
0
2310
0
2310
±3
±5
Tungsten / Tungsten - 26% Rh (G)
0
2310
0
2310
±3
±5
Cu53
0
180
0
180
± 0.3
± 0.5
-1999
9999
-1999
9999
± 5 EU
± 20 EU
0
9999
0
9999
± 10 EU
± 40 EU
Linear (0~10 mV, 0~100 mV, 0~200 mV,
0~1 V, 0~5 V, 0~10 V)
Linear (4~20 mA) with square root
CONNECTION DIAGRAM
ORDERING INFORMATION
2-WIRE RTD :
SHORT10 & 11
1
9
+
85~265V V
S
AC/DC
2
3
Y
4
5
+
X
V/Iout
RELAY2
Y
6
7
B
10
NC1
NO2
C2
B'
VTX
CJC
13
+
FOR 2-WIRE
TRANSMITTER USING
INTERNAL SUPPLY
D+
8
+
NC2
16
Y
NO3 C3
15
16
FOR 2-WIRE TRANSMITTER
WITH EXTERNAL SUPPLY,
USE mA INPUT
X
SSR
RS485
0
0
0
0
1
1
2
2
3
0
0
1
1
0
1
0
1
0
00
01
02
03
04
05
06
07
08
D
RL3
EXT SSR
Relay
4~20 mA
output
0
1
0
1
1
1
0
0
0
13
12
X
Configuration
A
2-WIRE
TRANSMITTER
14
15
A
mA INPUT
12
C1
ORDER CODE
mV/VIN
2009
11
NO1
+
+
RELAY1
X
A
Y
LBL-148
DIMENSIONAL DETAILS
Ordering Options
The following ordering options are available on request.
Minimum order quantity and/or minimum order value may apply.
48
44
96
R1
R2
RX
TX
1.
2.
3.
4.
5.
100
R3
92
PANEL CUTOUT
ACK
ACK
Option
Analog output
Supply voltage
Supply voltage
Input type
Output type
Details
0~10 V DC
12~30 V DC
12~55 V DC
Group 2
SSR (External)
X94A
All dimensions in mm
OTHER ENQUIRIES
RADIX ELECTROSYSTEMS PVT LTD
EL-135/136/137, Electronics Zone
TTC Indl. Area, MIDC, Mahape
Navi Mumbai - 400 710, India
+ 91 22 42537777 l sales@radix.co.in
www.radix.co.in
Instruments
Sensors
Gauges
Automation
Level
sales@radix.co.in
sensors@radix.co.in
gauges@radix.co.in
automation@radix.co.in
level@radix.co.in
CAT#243R4/310316/A
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