
Hardware Components
Front Panel
1-3
Front Panel – Ethernet
PLC-5 Processors
PLC-5/20E Processor
Keyswitch
Channel 0 - on-board
serial port
Channel 1A status
indicator (green/red)
Connect programming
terminal here
Channel 1A
Battery (red)
Processor RUN/FAULT (green/red)
Force (amber)
Channel 0 communication
status (green)
Install memory
module here
Battery holder
Channel 1B status
indicator (green/red)
Channel 1B
Channel 2 Ethernet
status indicators
Channel 2
Indicators:
Battery (red)
Force (amber)
Communication
ACTIVE/FAULT (green/red)
Channel 0 - on-board
serial port
Labels to write information
about the channel
communication mode,
station addresses, etc.
Keyswitch
Channel 1A
Channel 1B
Battery holder
Channel 2
Indicators:
PLC-5/40E, -5/80E Processor
Channel 1A status
indicator (green/red)
Connect programming
terminal here
Channel 2 Ethernet
status indicators
Processor RUN/FAULT
(green/red)
Install memory
module here
Channel 1B status
indicator (green/red)