12 Discrete I/O Modules
Publication 1746-IN005A-US-P
Input Modules - dc
Table 7: Specifications for Input Modules 1746-IB8, -IB16, -ITB16, and -IC16
Specification
Catalog Number 1746-
IB8 IB16
(1)
(1)Removable Terminal Block.
ITB16
(1)
IC16
(1)(2)
(2)Use ID Code 0509 when configuring your system with programming software or the HHT.
Voltage Category 24V dc Signal Input (sinking)
48V dc
Signal Input
(sinking)
Number of Inputs 816 16 16
Points per Common 816 16 16
Operating Voltage 10 to 30V dc (sinking)
30 to 60V dc at 55°C
30 to 55V dc at 60°C
(sinking)
Backplane
Current
Consumptio
n
5V dc 0.050A
24V dc 0.0A
Signal Delay (max.)
on = 8
ms
off = 8 ms
on = 8
ms
off = 8 ms
on = 0.3 ms
off = 0.5
ms
(3)
(3)Typical signal delay for these modules: ON = 0.1 ms, OFF = 0.25 ms at 24V dc.
on = 4 ms
off = 4 ms
Off State Voltage
(max.)
5.0V dc 10.0V dc
Off State Current
(max.)
1 mA 1 mA 1.5 mA 1.5 mA
Nominal Input
Current
8 mA at 24V dc 4.1 mA at 48V dc
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