6 - 8
6.1 Base Unit
6.1.2 Part Names
6
BASE UNIT AND EXTENSION CABLE
(3) Redundant power main base unit (Q38RB)
Diagram 6.3 Redundant power main base unit (Q38RB)
Table6.11 Part Names
No. Name Application
1) Extension cable connector
Connector for connecting an extension cable (for signal communications with the
extension base unit)
2) Base cover
Protective cover of extension cable connector. Before an extension cable is
connected, the area surrounded by the groove under the word "OUT" must be
removed with a tool such as a flat head screwdriver.
3) Module connector
Connector for connecting a redundant power supply module, CPU module, I/O
module and intelligent function module
To the connectors unused, attach the supplied connector cover or the blank cover
module (QG60) to prevent entry of dirt.
4) Module fixing screw hole
Screw hole for fixing the module to the base unit. Screw size: M3 12
5) Base mounting hole Hole for mounting this base unit onto the control panel (for M4 screw)
6) DIN rail adapter mounting hole Hole for mounting DIN rail adapter
OUT
I/O7I/O6I/O5I/O4I/O3
5V
FG
SG
I/O2I/O1I/O0
5V
FG
CPU
SG
1)
2)
5)
4)
3)
6)
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