Toshiba GRL100-701B Instruction Manual page 189

ST, LC or Duplex LC
type connector, or
D-sub connector for
Telecommunication
RS485
connection
terminal
ST, LC or Duplex LC
type connector, or
D-sub connector for
Telecommunication
RJ45 connector
(option)
36-pin terminal block
CH1
TX1
RX1
CH2
TX2
RX2
RJ45 connector
(option)
Relay rear view (Case Type A)
Relay rear view (Case Type B)
Figure 4.1.2.1 Locations of Communication Port
 188 
20-pin terminal block
OP1 T
CH1
TX1 OP1 R
RX1
OP2 T
OP2 R
CH2
TX2
RX2
ST connector for serial
communication (option)
6 F 2 S 0 8 5 0
IRIG BNC
connector
IRIG BNC
connector
RS485
connection
terminal