Omron CPM2A - 11-2005 Manual page 55

Specifications
CPU Unit and Expansion I/O Unit Output Specifications
Relay Outputs
Item
Max. switching capacity
Min. switching capacity
Service life of relay
(See note.)
ON delay
OFF delay
Circuit configuration
4
Life (x 10 )
20CDR-j 30CDR-j
2 A, 250 VAC (cosφ = 1)
2 A, 24 VDC
(4 A/common)
10 mA, 5 VDC
Electrical: 150,000 operations (24-VDC resistive load)
100,000 operations (240-VAC inductive load, cosφ = 4)
Mechanical: 20,000,000 operations
15 ms max.
15 ms max.
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.
120 VAC, resistive load
24 VDC, τ = 7 ms
120 VAC, cosφ = 0.4
240 VAC, cosφ = 0.4
24 VDC/240 VAC, resistive load
Specification
40CDR-j 60CDR-j
Output LED
Internal
circuits
Switching rate: 1,800 times/hour
Contact current (A)
Section 2-1
8ER 20EDR1
Maximum
250 VAC: 2 A
24 VDC: 2 A
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