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5. BUS CONNECTION
5.2 System Configuration
When 2 to 3 GOTs are connected
*4
*1 For the extension cables, refer to MELSEC-A/QnA catalog (L(NA)08024).
*2 Use the A168B for the extension base unit.
*3 The connection of multiple GOTs
When connecting to multiple GOTs with GT 16, GT15 and GT11 mixed, use GT11 as a terminal.
*4 The number of connectable GOTs is restricted according to the CPU type and the number of intelligent function modules.
5.4.12 When connecting multiple GOTs
Main base unit
Extension base
unit
Connection cable 2)
Connection cable 3)
Extension cable
1st GOT 2nd GOT
Connection cable 4)
3rd GOT
PLC
*3
Connection cable 2)
GOT (1st)
*3
Main base
Extension
cable
*1
Extension
base
*2
Connection cable 1)
Bus connector
conversion box
Option device
*6*7
Model
Main base - - - -
GT15-A1SC07B(0.7m)
GT15-A1SC12B(1.2m)
GT15-A1SC30B(3m)
GT15-75ABUS2L
GT15-ABUS2
Main base
Extension
cable
Extension
base
--
GT15-A1SC07B(0.7m)
GT15-A1SC12B(1.2m)
GT15-A1SC30B(3m)
GT15-75ABUS2L
GT15-ABUS2