5-2 Control Wiring
MN767S
5.2 RJ11 Communication Connection
The RJ11 Data Port can be used as a RS485 Serial interface using Modbus RTU protocol.
Serial Modbus networks use the RS485 PIN connection; see Appendix E for the communication protocols.
Figure 5-2 RJ11 Data Connection
RS485
0 Volts
+24 Volts
Optibus -
O
RS485 Modbus -
Table 5-2
Protocol
Modbus RTU
Error check
CRC
Baud rate
9600bps, 19200bps, 38400bps, 57600bps, 115200bps (default)
Data format
1 start bit, 8 data bits, 1 stop bits, no parity
Physical signal
RS485 (2-wire)
Summary of Contents for VS1STS Series
Page 1: ...10 11 Installation Operating Manual MN767S VS1STS AC Microdrive ...
Page 6: ...iv MN767S ...
Page 28: ...5 8 Control Wiring MN767S ...
Page 50: ...8 2 Customizing Your Application MN767S ...
Page 54: ...9 4 Troubleshooting MN767S ...
Page 56: ...A 2 Technical Specifications MN767S ...
Page 68: ...D 2 Options and Kits MN767S ...