ABB REM 543 - Page 84

84
1MRS750915-MUM
Machine Terminal
Technical Reference Manual, General
REM 54_
Table 5.2.1-11 Data communication
Rear interface, connector X3.1 not used, reserved for future purposes
Rear interface, connector X3.2 RS-232 connection
the fibre-optic interface module RER 123 for SPA and a third-party
fully isolated RS-232/RS-485 converter for Modbus are needed for
galvanic isolation
protocol SPA, Modbus
Phoenix RS-232/RS-485
converter
PSM-ME-RS232/RS485-P
converter’s cable 1MRS120535-C50 (50 cm)
1MRS120535-002 (2 m)
RER 123 1MRS090715
Rear interface, connector X3.3 RS-485 connection
the fibre-optic interface module RER 103 is needed for galvanic
isolation
protocol SPA, LON
Rear interface, connector X3.4 RJ45 connection
galvanically isolated RJ45 connection for an external display panel
protocol CAN
communication cable 1MRS 120511.001 (1 m)
1MRS 120511.003 (3 m)
Front panel optical connection
protocol SPA
communication cable 1MKC950001-2
SPA protocol baud rates 4.8/9.6/19.2 kbps
start bits 1
data bits 7
parity even
stop bits 1
LON protocol bit rates 78.0 kbps/1.2 Mbps
Modbus protocol baud rates 0,3/ 1,2/ 2,4/ 4,8 and 9,6 kbps
modbus modes ASCII, RTU