DC Voltage Supply Characteristics ( Installed at Output 2 )
Type Tolerance Max. Output
Current
Ripple
Voltage
Isolation
Barrier
20 V
+/-0.5 V
25 mA
0.2 Vp-p
500 VAC
500 VAC
500 VAC
12 V
+/-0.3 V
40 mA
0.1 Vp-p
5 V
+/-0.15 V
80 mA
0.05 Vp-p
Alarm
Alarm Relay :
Form C Rating
2A/240VAC, 200,000 cycles for resistive load.
Alarm Functions : Dwell timer, PV High / Low Alarm,
Deviation High / Low Alarm,
Deviation Band High / Low Alarm
Alarm Mode : Normal, Latching, Hold, Latching / Hold.
Dwell Timer :
0.1 - 4553.6 minutes
Data Communications
Interface:
RS-232 ( 1 unit ), RS-485 ( up to 247 units )
Protocol:
Modbus Protocol RTU mode
Address:
1 - 247
Baud Rate:
2.4 ~ 38.4 Kbits/sec
Data Bits:
7 or 8 bits
Parity Bit:
None, Even or Odd
Stop Bit:
1 or 2 bits
Comm Buffer:
160 bytes
Analog Retransmission
Functions:
Process Variable
Output Signal:
4-20 mA, 0-20 mA, 0 - 5V, 1 - 5V, 0 - 10V
Resolution :
15 bits
Accuracy :
+/-0.05 % of span +/-0.0025 %/ C
Load Resistance : 0 - 500 ohms ( for current output )
10 K ohms minimum ( for voltage output )
Regulation:
0.01 % for full load change
Settling Time:
0.1 sec. (stable to 99.9 % )
Breakdown Volts: 1000 VAC min.
Linearity Error :
+/-0.005 % of span
Temp Effect:
+/-0.0025 % of span / C
Saturation Low :
0 mA ( or 0V )
Saturation High : 22.2 mA ( or 5.55V, 11.1V min. )
Output Range :
0-22.2mA(0-20mA or 4-20mA)
0-5.55V ( 0 - 5V, 1 - 5V )
0 - 11.1 V ( 0 - 10V )
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