ㆍ▷ 24 VDC - 250 VDC, 8 채널 (싱킹 입력), 1 µs C 시리즈 디지털 모듈
ㆍ▷ 8-channel, 1 µs digital input
ㆍ▷ 24 V to 250 V logic, sinking digital input
ㆍ▷ Compatible with NI CompactDAQ counters
Features
• 8-channel, 1 µs digital input
• 24 V to 250 V logic, sinking digital input
• Ratiometric thresholds that automatically adjusts to 2/3 of
the DC supply voltage
• Compatible with NI CompactDAQ counters
• 300 Vrms CAT II isolation
• -40 °C to 70 °C operating, 5 g vibration, 50 g shock
Specification & Introduction
Input
• Number of channels
8 digital input channels
• Input type
Sinking
• Input voltage thresholds
OFF state
24 V to 250 V
65% * VSUP - 4 V
ON state
24 V to 250 V
73% * VSUP - 0.75 V
• Input current (10 V ≤ VIN ≤ 60 V)1
Maximum
1.8 mA
Minimum
1.3 mA
• Input power (60 V ≤ VIN ≤ 300 V)1
Maximum
150 mW
Minimum
75 mW
• Input delay time
1 µs max
• MTBF
Contact NI for Bellcore MTBF or
MIL-HDBK-217F specifications.
Power Requirements
• Power consumption from chassis
Active mode
235 mW max
Sleep mode
40 μW max
• Thermal dissipation (at 70 °C)
Active mode
1.5 W max
Sleep mode
1.25 W max
Ordering Information