Datasheet
CJ1W-PA/PD
3
Specifications
Item Specifications
Model CJ1W-PA205R CJ1W-PA205C CJ1W-PA202 CJ1W-PD025 CJ1W-PD022
Supply voltage 100 to 240 V AC (wide-range), 50/60 Hz 24 VDC
Operating voltage 
and frequency 
ranges
85 to 264 V AC, 47 to 63 Hz 19.2 to 28.8 V DC 21.6 to 26.4 V DC
Power consumption 100 VA max. 50 VA max. 50 W max. 35 W max.
Inrush current *1
At 100 to 120 V AC:
15 A/8 ms max. for cold start at room temperature
At 200 to 240 V AC:
30 A/8 ms max. for cold start at room temperature
At 100 to 120 V AC:
20 A/8 ms max. for cold 
start at room temperature
At 200 to 240 V AC:
40 A/8 ms max. for cold 
start at room temperature
At 24 V DC:
30 A/20 ms max. for cold start
Output capacity *7
5.0 A, 5 V DC (including supply to CPU Unit)
2.8 A, 5 V DC
(including supply to CPU 
Unit)
5.0 A, 5 V DC
(including supply to CPU 
Unit)
2.0 A, 5 V DC
(including supply to CPU 
Unit)
0.8 A, 24 V DC 0.4 A, 24 V DC 0.8 A, 24 V DC 0.4 A, 24 V DC
Total: 25 W max. Total: 14 W max. Total: 25 W max. Total: 19.6 W max.
Output terminal 
(service supply)
Not provided.
RUN output *2
Contact configuration:
SPST-NO
Switch capacity:
250 V AC, 2 A (resistive 
load)
120 V AC, 0.5 A
(inductive load), 24 V DC, 
2A (resistive load)
24 V DC, 2 A (inductive load)
Not provided.
Replacement 
notification function
Not provided.
With Alarm output (open-
collector output)
30 V DC max., 50 mA 
max.
Not provided.
Insulation 
resistance
20 MΩ min. (at 500 V DC) 
between AC external and 
GR terminals
*3
• 20 MΩ min. (at 500 V 
DC) between all 
external terminals and 
GR terminal *3, and 
between all alarm 
output terminals.
• 20 MΩ 1 min. (at 250 V 
DC) between all alarm 
output terminals and 
GR terminal *3.
20 MΩ min. (at 500 V DC) 
between AC external and 
GR terminals
*3
20 MΩ min. (at 500 V DC) 
between DC external and 
GR terminals 
*3
−
*6
Dielectric strength 
*4
2,300 V AC 50/60 Hz
for 1 min between AC 
external and GR terminals 
*3
Leakage current: 10 mA 
max.
• 2,300 VAC, 50/60 Hz for 
1 min between all 
external terminals and 
GR terminal *3 and 
between all alarm 
output terminals with a 
leakage current of 10 
mA max.
• 1,000 V AC, 50/60 Hz 
for 1 min between all 
alarm output terminals 
and GR terminal *3 with 
a leakage current of 10 
mA max.
2,300 V AC 50/60 Hz
for 1 min between AC 
external and GR terminals 
*3
Leakage current: 10 mA 
max.
1,000 V AC, 50/60 Hz for 
1 min between DC 
external and GR terminals 
*3
Leakage current: 10 mA 
max.
−
*6
1,000 V AC, 50/60 Hz for 1 minute between DC external and GR terminals *3
Leakage current: 10 mA max.
Noise immunity 2 kV on power supply line (conforming to IEC61000-4-4)
Vibration resistance
Conforms to IEC60068-2-6
5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz
Acceleration of 9.8 m/s
2
 for 100 min in X, Y, and Z directions (10 sweeps of 10 min each = 100 min)
Shock resistance
Conforms to IEC60068-2-27
147 m/s
2
, 3 times in X, Y, and Z directions (100 m/s
2
 for Relay Output Units)
Ambient operating 
temperature
0 to 55°C
Ambient operating 
humidity
10% to 90% (with no 
condensation)
10% to 90% (with no 
condensation)
*5
10% to 90% (with no condensation)
Atmosphere  Must be free from corrosive gases.
Ambient storage 
temperature
−20 to 70°C (excluding 
battery)
−20 to 75°C 
*5
−20 to 75°C (excluding battery)
Grounding Less than 100 Ω
Enclosure Mounted in a panel.
Weight All models are each 5 kg max.










