Omron NSJ CONTROLLERS - 03-2008 Operation Manual page 232

Inspections and Cleaning
No. Item
4 Installation and Check for loose mounting fix-
wiring tures.
Check that cable connectors
are fully inserted and locked.
Check for loose screws in
external wiring.
Check crimp connectors in
external wiring.
Check for damaged external
wiring cables.
Check that each Unit is con-
nected and locked to the next
Unit securely.
5 User-service- Check the brightness of the
able parts Backlight.
Check whether the battery
has reached its service life.
CJ1W-BAT01
Tools Required for Inspections
Inspection
Note The following tables show the allowable voltage fluctuation ranges for source
power supplies.
NSJ Controller Power Supply Terminals
Item
Supply voltage
Allowable voltage range
CJ-series Expansion Racks
Power Supply Unit
CJ1W-PA205R/PA205C
CJ1W-PA202
CJ1W-PD025
CJ1W-PD022
Required Tools
• Phillips screwdrivers
• Voltage tester or digital voltmeter
• Industrial alcohol and clean cotton cloth
Tools Required Occasionally
• Synchroscope
• Oscilloscope with pen plotter
• Thermometer and hygrometer (humidity meter)
Criteria
No looseness
No looseness
No looseness
Adequate spacing between
connectors
No damage
No looseness
Must be sufficiently bright.
Backlight service life
expectancy is 50.000 h at
25°C
Service life expectancy is 5
years at 25°C, less at
higher temperatures.
Actual life is 0.75 to 5 years
depending on model of
NSJ Controller and ambient
temperature.
Value
24 V DC
20.4 to 27.6 V DC (24 V DC±15%)
Supply voltage
100 to 240 V AC
24 V DC
Section 11-2
Action
Tighten loose screws with a Phillips
screwdriver.
Correct any improperly installed
connectors.
Tighten loose screws with a Phillips
screwdriver.
Check visually and adjust if neces-
sary.
Check visually and replace cables if
necessary.
Press the connectors together
completely and lock them with the
sliders.
---
Replace the battery when its ser-
vice life has passed even if a bat-
tery error has not occurred.
(Battery life depends upon the
model of NSJ Controller and ambi-
ent temperature.)
Allowable voltage range
85 to 264 V AC
(+10%/−15%)
19.2 to 28.8 V DC (±20%)
21.6 to 26.4 V DC (±10%)
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