A-3
Appendices
NJ-series CPU Unit Software User’s Manual (W501)
A-1 Specifications
App
A-1-1 General Specifications
A-1 Specifications
This section gives the specifications of the NJ-series Controllers.
*1 Refer to the OMRON website (http://www.ia.omron.com/) or contact your OMRON representative for the most
recent applicable standards for each model.
*2 The KC complies with a CPU Unit with a unit version of 1.01 or later.
A-1-1 General Specifications
Item NJ501- NJ301-
Enclosure Mounted in a panel
Grounding method Ground to less than 100 .
Dimensions (height depth width) 90 mm 90 mm 90 mm
Weight 550 g (including the End Cover)
Current consumption 5 VDC 1.90 A (including SD Memory Card and End Cover)
Operating
environment
Ambient operating temperature 0 to 55C
Ambient operating humidity 10% to 90% (with no condensation)
Atmosphere Must be free from corrosive gases.
Ambient storage temperature 20 to 75C (excluding battery)
Altitude 2,000 m max.
Pollution degree 2 or less: Conforms to JIS B 3502 and IEC 61131-2.
Noise immunity 2 kV on power supply line (Conforms to IEC 61000-4-4.)
Overvoltage category Category II: Conforms to JIS B 3502 and IEC 61131-2.
EMC immunity level Zone B
Vibration resistance
Conforms to JIS C 60068-2-6.
5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz,
Acceleration of 9.8 m/s
2
, 100 min in X, Y, and Z direc-
tions (10 sweeps of 10 min each = 100 min total)
Shock resistance
Conforms to JIS C 60068-2-27.
147 m/s
2
, 3 times in X, Y, and Z directions (100 m/s
2
for Relay Output Units)
Battery
Life 5 years at 25C
Model CJ1W-BAT01
Applicable standards
*1
cULus, EC Directives, NK, LR and KC
*2