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National Instruments Corporation
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Specifications
This appendix lists the specifications for the NI 2565 switch card.
These specifications are typical at 25
°
C unless otherwise noted.
Input Characteristics
Number of Relays ................................. 16
Common Mode Voltage
Channel to Channel......................... 250 V
rms
/250 VDC
Channel to Earth ............................. 250 V
rms
/250 VDC
Maximum Switching Voltage
AC ................................................... 250 V
rms
DC ................................................... 125 VDC
Maximum Switching Capacity per Channel
DC ................................................... 5 A @ 30 VDC (resistive load)
DC ................................................... 3 A @ 30 VDC (inductive load)
AC ................................................... 7 A @ 250 VAC (resistive load)
AC ................................................... 5 A @ 250 VAC (inductive load)
Maximum Switching
Power per Channel ................................. 1750 VA, 150 W
Contact On Resistance (Initial) .............. 30 m
Ω
Contact Material..................................... Gold-flash over silver alloy