13.2 CMSC2X - Serial communication module with RS485 serial converter kit
1 Install the converter
2 Connect TTL serial
3 Wire as indicated in the wiring diagram.
Supervisory
The unit can be connected to an external supervisory system.
Enable the function:
Par: CF01 protocol selection
0 = Disabled
1 = Modbus
Parameter modification
Main menu→Parameters→CF→CF01
Parameter
Description
address
CF30
Modbus
CF31
BaudRate
Cable characteristics
Couple of conductors twisted and shielded
Section of conductor 0,22mm2...0,35mm2
Rated power between conductors < 50 pF/m
Nominal impedance 120 Ω
Recommended cable Belden 3105A or others with equal properties
M09G60E14-04
Range
1....255
Baud Rate (0=1200 / 1=2400 / 2=4800 / 3=9600 / 4=19200) supervision serial
MSAT-XEE 8.2-30.2
37