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CPU Unit and Expansion I/O Unit Output Specifications
Relay Output
Item Specification
Max. switching capacity 2 A, 250 VAC (cosφ = 1)
2 A, 24 VDC
(4 A/common)
Min. switching capacity 10 mA, 5 VDC
Service life of relay Electrical: 150,000 operations (resistive load, 24 VDC) 100,000 operations (inductive
load, 220 VAC, cos φ=0.4)
Mechanical: 10,000,000 operations
ON delay 15 ms max.
OFF delay 15 ms max.
Circuit configuration
OUT
OUT
Maximum
250 VAC: 2 A
24 VDC: 2 A
COM
Output
LED
Internal
Circuits
Note The service life of relay output contacts shown in the table assumes the worst
conditions. The following graph shows the results of OMRON’s service life tests
at a switching rate of 1,800 times/hour.
Contact current (A)
120 VAC, resistive load
24 VDC/240 VAC, resistive load
Switching rate: 1,800 times/hour
24 VDC, τ = 7 ms
120 VAC, cosφ = 0.4
240 VAC, cosφ = 0.4
Life (x 10 )
4
500
300
200
100
50
30
20
10
5
3
2
0.1 0.2 0.3 0.5 0.7 1 2 3 5
Specifications Section 2-1