SNAP-IDC-16

SNAP-IDC-HT-16

SNAP-IAC-16

SNAP-IAC-A-16

SNAP-IAC-K-16

Input Range

10 - 32 VDC/VAC

15 - 28 VDC/VAC

90 - 140 VAC/VDC

180 - 280 VAC/VDC

70 - 130 VAC/VDC

Nominal Voltage Range

24 VDC

24 VDC

120 VAC

240 VAC

100 VAC

Input Resistance

44 K ohms

4 K ohms

300 K ohms

940 K ohms

220 K ohms

Logic Voltage and
Current

5 VDC ± 0.1 @ 150 mA

5 VDC ± 0.1 @ 150 mA

5 VDC ± 0.1 @ 150 mA

5 VDC ± 0.1 @ 150 mA

5 VDC ± 0.1 @ 150 mA

Input Arrangement

16 isolated input channels

16 isolated input channels

Channel-to-Channel Isolation

250 V steady-state,
1500 V transient

250 V steady-state,
1500 V transient

Maximum Operating Common Mode Voltage

250 V

250 V

250 V

250 V

250 V

Isolation: Field to Logic

1500 V

1500 V

1500 V

1500 V

1500 V

Maximum Number of HDD Modules on One Mounting Rack

16

16

16

16

16

Indicators

None; use optional OptoTerminal-G20 diagnostic display.

None; use optional OptoTerminal-G20 diagnostic display.

ON Voltage

10 VDC @ 0.230 mA

15 VDC @ 3.50 mA

90 VAC/VDC @ 0.3 mA

180 VAC/VDC @ 0.191 mA

70 VAC/VDC @ 0.3 mA

OFF Voltage

3 VDC @ 0.05 mA

9 VDC @ 2.0 mA

40 VAC/VDC @ 0.135 mA

40 VAC/VDC @ 0.043 mA

30 VAC/VDC @ 0.135 mA

Torque, hold-down screws

4 in-lb (0.45 N-m)

4 in-lb (0.45 N-m)

4 in-lb (0.45 N-m)

4 in-lb (0.45 N-m)

4 in-lb (0.45 N-m)

Torque, connector screws

5.26 in-lb (0.6 N-m)

5.26 in-lb (0.6 N-m)

5.26 in-lb (0.6 N-m)

5.26 in-lb (0.6 N-m)

5.26 in-lb (0.6 N-m)

Polling time from I/O processor to module¹

2 - 30 ms typical²

2 - 30 ms typical²

2 - 30 ms typical²

2 - 30 ms typical²

2 - 30 ms typical²

Input Turn-On/Off Time

15 ms turn-on time
20 ms turn-off time

20 ms turn-on time
25 ms turn-off time

15 ms turn-on time
20 ms turn-off time

15 ms turn-on time
20 ms turn-off time

15 ms turn-on time
20 ms turn-off time

Counting Frequency
(DC input)

0 - 25 Hz @ 50% duty cycle

0 - 15 Hz @ 50% duty cycle

0 - 25 Hz @ 50% duty cycle

0 - 25 Hz @ 50% duty cycle

0 - 25 Hz @ 50% duty cycle

Operating Temperature

-20 to 70 °C

-20 to 70 °C

-20 to 70 °C

-20 to 70 °C

-20 to 70 °C

Storage Temperature

-40 to 85 °C

-40 to 85 °C

-40 to 85 °C

-40 to 85 °C

-40 to 85 °C

Agency Approvals

UL, CE, RoHS, DFARS; UKCA

CE, RoHS, DFARS

UL, CE, RoHS, DFARS; UKCA

UL, CE, RoHS, DFARS; UKCA

CE, RoHS, DFARS

Warranty

Lifetime

Lifetime

Lifetime

Lifetime

Lifetime

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.