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USB-4761 User Manual 28
Appendix A Specifications
A.1 Isolated Digital Input
A.2 Relay Output
Channels 8
Optical Isolation 2,500 VDC
Opto-isolator response time 25us
Input Voltage VIH (max.) 30VDC
VIH (min.) 5VDC
VIL (max,) 2VDC
Input current 5VDC 1.2mA
12VDC 3.3mA
24VDC 6.9mA
30VDC 8.7mA
Channels 8
Relay Type Form C
Rating (Resistive) 30 VDC@1 A
110 VAC@0.3 A
120 VAC@0.5 A
240 VAC@0.25 A
Max. Switching Power 62.5 VA, 60 W
Max. Switching Voltage 220 VDC,250 VAC
Max. Switching Current 5 A
Breakdown Voltage 1500 V
Operate time 5 ms max.
Release time 4 ms max.
Insulation Resistance
1X10
9
. (at 500 VDC)
Life Expectancy Mechanical
1X10
8
operations (typical)
Electrical
12 V@10 mA: 5X10
7
operations (typical)
6 V@100 mA: 1X10
7
operations (typical)
60 V@500 mA: 5X10
5
operations (typical)
30 V@1000 mA: 1X10
6
operations (typical)
30 V@2000 mA: 2X10
5
operations (typical)