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New Allen Bradley 1771-Ih Ser. A New 1771ih Original Box Digital DC Input Module
Quick Detials
one year warranty
Specifications:
Allen Bradley PLC 5 Digital DC Input Module, 8 Inputs, 24-50 Volts DC Operating Voltage, 74 Miliamperes Backplane Current
The 1771-IH is a digital DC input module. It has 8 inputs available and comes with an input voltage range of 24-50V DC. It has a voltage category of 10-60V DC sink (source load). The nominal input currents of this module are 8.4 mA at 24V DC and 20 mA at 48V DC. This module also has a maximum on-state voltage of 10V DC, a maximum off-state voltage 4.5V DC, and maximum off-state current of 1 mA. It also has a maximum input impedance of 2.5-3K Ω for an on-state and a maximum of 5-6K Ω for an off-state. Eight red status indicators are available with the 1771-IH module. It is rack mountable and has a 1771-WD wiring arm.
Input signal delays are present with this module. In particular, it has low to high and high to low propagation delays of 15 ms with +/- 7 ms each. It has a backplane current of 74 mA at 5V DC +/- 5% and an isolation voltage of 1500V AC RMS. This module has a power dissipation that ranges from a minimum of 0.4 W to a maximum of 8.1 W and a thermal dissipation that ranges from a minimum of 1.3 BTU/hr and a maximum of 27.7 BTU/hr. Its operating temperature is 0-60 ??
Technical specifications:
| Manufacturer | AB |
| Brand | |
| Part Number/Catalog No. | 1771-IH |
| Module Type | Digital DC Input Module |
| Number of Inputs | 8 Inputs |
| Voltage Category | 10-60 Volts DC, Sink (Source Load) |
| DC Operating Voltage | 24-50 Volts |
| Backplane Current | 74 Miliamperes |
| Max DC Off-State Current | 0.7 Miliamperes |
| Typical DC Signal Delay (On) | 15 (+/- 7) ms |
| Typical DC Signal Delay (Off) | 15 (+/- 7) ms |
| Wiring Arm | 1771-WA |
| Model Status | Earlier Model |
| Typical AC Signal Delay (Off) | 24 (+/- 10) ms |
| Typical DC Signal Delay (Off) | 20 (+/- 9) ms |
| Mounting | Rack Mountable |
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