Rockwell Automation Publication 1420-UM001E-EN-P - March 2016 67
Technical Specifications Appendix B
Table 37 - Analog Output Specifications (A option)
Attribute Value
Number of outputs 2
Accuracy (at 25 °C ±5 °C, R.H. ≤ 60%) ± 0.2% of full scale
Range 0…20 mA
Configuration By using the front keypad
Signal retransmission The signal output can be connected to any instantaneous variable. See List of Connectable Variables
on page 72
Scaling factor Programmable within the whole range of retransmission; it allows the retransmission management of all values from
0…20 mA DC
Response time ≤400 ms typical (filter excluded)
Ripple ≤1% (according to IEC 60688-1, EN 60688-1)
Total temperature drift ≤500 ppm/°C
Load ≤ 600 Ω
Insulation See Table 44
Isolation Between Inputs and Outputs (1 minute)
Table 38 - Serial RS-485/RS-232 Communication Specifications (485 option)
Attribute Value
RS-485/RS-422 port
Type Multidrop, bidirectional (static and dynamic variables)
Connections 2-wire Max distance 1000 m,
termination directly on the module
Addresses 247, selectable by usingthe front key-pad or through the software
Protocol Modbus RTU
Data (bidirectional)
Dynamic (reading only) System and phase variables: see the Modbus register maps in Appendix A
Static (reading and writing only) All configuration parameters; see the Modbus register maps in Appendix A
Data format One start bit, eight data bit, no/even/odd parity, 1 stop bit
Communication rate Selectable: 9.6, 19.2, 38.4, 115.2 Kbps
Driver input capability 1/5 unit load. Max 160 transceivers on the same bus
Insulation See Table 44
Isolation Between Inputs and Outputs (1 minute)
RS-232 port
Type Bidirectional (static and dynamic variables)
Connections Three wires. Max distance 15 m
Protocol Modbus RTU
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