Communication Guide, ©ComAp – March 2014 109
IGS-NT Communication Guide 03-2014.pdf
Modbus communication via I-LB
I-LB / I-LB+ configuration:
Jumpers P13, P14 = select of Modbus communication speed
Jumper P16 = Modbus
Jumper P17 = Address 1 or Address 2
Jumper P18 = Direct
Hint:
To use I-LB Modbus communication connect Modbus jumper in I-LB unit (P16). Additionally, you can
choose the communication speed using the speed selection jumpers (P13, P14). Their combination
allows the speed selection of 9600 / 19200 / 38400 / 57600 bps.
Hint:
IG-IB communication unit doesn’t support Modbus/TCP protocol!