61
Table 8.1.-1
Meaning of connectors
Connector
Meaning
X10
Base unit power supply
X20
First BIO, inputs
X21
First BIO, outputs
X30
Second BIO, inputs
X31
Second BIO, outputs
X40
Third BIO, inputs
X41
Third BIO, outputs
X50
Analog output 0/4 ... 20 mA or Analog input 4 ... 20 mA
X60
Modbus RS-485, channel 2; COM L-COM I RX; SPABUS TX
X61
Modbus RS-485, channel 1; COM L-COM I TX; SPABUS RX
X62
Optical Modbus, RX channel 1
X63
Optical Modbus, TX channel 1
X64
Optical Modbus, RX channel 2
X65
Optical Modbus, TX channel 2
X66
Optical LC connector on the Ethernet module
X67
Optical LC connector on the Ethernet module
X68
Electrical RJ-45 connector on the Ethernet module
X69
Electrical RJ-45 connector on the Ethernet module
X70
Ethernet interface (RJ-45 on the mainboard)
X71
CAN interface
X72
RS-232 service port (null modem connection)
X73
Connection to HMI
X74
IRIG-B interface for time synchronization
X75
HSTD input
X76
HSTD input
X77
HSTD output
X80
Connector for CTs and VTs
X81
Sensor 1
X82
Sensor 2
X83
Sensor 3
X84
Sensor 4
X85
Sensor 5
X86
Sensor 6
X87
Sensor 7
X88
Sensor 8
Multifunction Protection and Switchbay Control
Unit
Technical Reference Manual
REF 542plus
REF 542plus
1MRS755859