Inspection - Panasonic FP7 Series User Manual

7.2 Inspection

In order to use the unit in the optimal conditions, ensure routine/periodic inspection.
 Inspection items
Inspection Items
Power Supply Unit
Display on the CPU
unit
Installation
Connection status
Voltage of the power
supply unit
Power supply voltage
of the CPU
unit/Expansion slave
unit
Ambient environment
Backup battery
Description
Check POWER LED on power
supply unit
Body of the Power Supply Unit
Check of the RUN MODE
INDICATION LED
Check of the CPU ERROR LED
Check of the ALARM LED
Installation to the DIN rail (Is
there any looseness?)
Is there any looseness of the
unit?
Loose terminal screw
Proximity to a solderless terminal
Loose connector
Connection of expansion cables
Voltage between terminals
Voltage supplied to
the power supply connector
Ambient temperature / in-board
temperature
Ambient humidity / in-board
humidity
Ambient air
Backup battery for the CPU unit
Criteria
Normal if on
Periodic replacement
On in the RUN mode
Normally off
Normally off
The unit should be securely
installed.
There should be no
looseness.
The screws should be evenly
fastened.
Locking should be on.
There should be no looseness
in the connector part.
100 to 240V AC
24V DC
0 to +55°C
10 to 95%RH
Free from corrosive gases and
excessive dust
Periodic replacement
7.2 Inspection
Related
Pages
p.2-7
p.2-7
p.2-2, p.2-5
p.4-2 to p.4-5
p.4-8 to p.4-11
p.4-8,
p.8-27 to p.8-
28
p.1-12, p.8-2
p.4-2
p.7-2 to p.7-4
7-5