IGS-NT Communication Guide
43
Controllers
Controllers IG-NT-BB IG-NTC-BB IS-NTC-BB IM-NT-BB IM-NTC-BB
Connection
applicable
YES YES YES YES YES
Available
ports
RS232onI-LB+
RS485 on I-LB+
RS232onI-LB+
RS485 on I-LB+
RS232onI-LB+
RS485 on I-LB+
RS232onI-LB+
RS485 on I-LB+
RS232onI-LB+
RS485 on I-LB+
More info Comms extension - I-LB+ Local bridge (page 64)
Controllers IG-NT IG-NTC IS-NT-BB IM-NT
Connection
applicable
NO YES YES NO
Available
ports
RS232 on I-LB+
RS485 on I-LB+
RS232 on I-LB+
RS485 on I-LB+
RS232 on I-LB+
RS485 on I-LB+
RS232 on I-LB+
RS485 on I-LB+
More info Comms extension - I-LB+ Local bridge (page 64)
Equipment
Equipment needed
Controller side I-LB+ unit
Connection RS232 cable (page 83), RS 485 cable (page 82)
PC side
RS232 connection or RS232/USB converter
RS485 connection or RS485/USB converter
3.4.3 Ethernet - MODBUS (IB-NT)
Up to 32 controllers can be monitored via one IB-NT. Response time of a system with this type of connection
depends on number of controllers, higher number of controllers means slower system response time.