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SNAP-IDC-32
SNAP-IDC-32-FM [Obsolete]
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SNAP-IDC-32N
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SNAP-IDC-32D
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SNAP-IDC-32DN
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Input Range
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10 to 32 VDC
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-10 to -32 VDC
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2.5 to 12 VDC
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-2.5 to -12 VDC
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Nominal Voltage Range
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24 VDC
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-12 to -24 VDC
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2.5 VDC
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-2.5 VDC
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Input Resistance
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20 K ohms
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20 K ohms
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3 K ohms
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3 K ohms
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Logic Voltage and Current
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5 VDC ± 0.1 @ 150 mA
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5 VDC ± 0.1 @ 150 mA
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Maximum Operating
Common Mode Voltage
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250 V
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250 V
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250 V
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250 V
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Isolation: Field to Logic
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1500 V
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1500 V
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1500 V
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1500 V
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Input Arrangement
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32 input channels; 4 groups of 8 inputs each
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32 input channels; 4 groups of 8 inputs each
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Common connection
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Points in each group share a common
negative connection.
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Points in each group share a common
positive connection.
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Points in each group share a common
negative connection.
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Points in each group share a common
positive connection.
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Channel-to-Channel Isolation
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No channel-to-channel isolation;
100 V group-to-group isolation
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No channel-to-channel isolation;
100 V group-to-group isolation
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Hold-down screws
Connector screws
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Torque: Not to exceed 1 in-lb (0.11 N-m)
Torque: 5.22 in-lb (0.59 N-m)
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Torque: Not to exceed 1 in-lb (0.11 N-m)
Torque: 5.22 in-lb (0.59 N-m)
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Maximum Number of HDD Modules on One Mounting Rack
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16
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16
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16
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16
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Indicators
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None; use optional OptoTerminal-G20 diagnostic display or breakout rack.
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ON Voltage
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10 VDC @ 0.5 mA
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-10 VDC @ 0.5 mA
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2.5 VDC @ 0.5 mA
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-2.5 VDC @ 0.5 mA
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OFF Voltage
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3 VDC @ 0.1 mA
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-3 VDC @ 0.1 mA
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1 VDC @ 0.1 mA
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-1 VDC @ 0.1 mA
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Polling time from I/O processor to module1
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2–30 ms typical2
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2–30 ms typical2
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2–30 ms typical2
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2–30 ms typical2
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Input Turn-On/Off Time
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6 ms
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6 ms
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6 ms
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6 ms
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Counting Frequency
(DC input)
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0–50 Hz @ 50% duty cycle
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0–50 Hz @ 50% duty cycle
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0–50 Hz @ 50% duty cycle
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0–50 Hz @ 50% duty cycle
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Operating Temperature
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-20 to 70 °C
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-20 to 70 °C
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-20 to 70 °C
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-20 to 70 °C
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Storage Temperature
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-40 to 85 °C
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-40 to 85 °C
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-40 to 85 °C
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-40 to 85 °C
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Agency Approvals
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UL, CE, RoHS, DFARS; UKCA
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CE, RoHS, DFARS
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CE, RoHS, DFARS
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CE, RoHS, DFARS
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Warranty
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Lifetime
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Lifetime
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Lifetime
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Lifetime
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1 Affects turn-on and turn-off determination
2 Time varies based on the SNAP PAC I/O processor (brain or on-the-rack controller), processor configuration, and Ethernet host communication activity.
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