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Allen Bradley Flex I/O 1794 1794-IH16

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1794-IH16

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The 1794-IH16 from Allen Bradley is a digital input module in the Flex I/O 1794 series. This module features 16 current sinking inputs and operates efficiently within a voltage range of 90V DC to 146V DC. With a nominal input impedance of 60 kΩ, it supports Flexbus current of 80 mA at 5V DC.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1794-IH16

ManufacturerAllen Bradley
Product TypeDigital Input Module
Product LineFlex I/O 1794
Part Number1794-IH16
Weight0.25 lbs (0.11 kg)
Number of Inputs16 Current Sinking Inputs
Operating Voltage Range90V DC to 146V DC
Nominal Input Impedance60 kΩ
Flexbus Current80 mA at 5V DC
Minimum Operating Temperature0 °C
Maximum Operating Temperature55 °C
Minimum Storage Temperature-40 °C
Maximum Storage Temperature70 °C
Operating Humidity80% (non-condensing)
Storage Humidity80% (non-condensing)
Installation Altitude1000 m
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The Allen Bradley 1794-IH16 digital input module is an integral component for applications requiring reliable input handling. This product is built to accommodate 16 current sinking inputs, making it suitable for interfacing with a variety of devices. The specified operational voltage for this module ranges from 90 volts DC to 146 volts DC, ensuring flexibility in integration with different systems.

With a nominal input impedance of 60 kilohms, the 1794-IH16 efficiently manages signal integrity. It consumes a Flexbus current of 80 milliamperes at 5 volts DC, supporting energy-efficient operations. The device is designed for environments with operating temperatures extending from 0 °C to 55 °C, while it can be stored in harsher conditions, withstanding temperatures as low as -40 °C to as high as 70 °C.

Regarding moisture control, the module operates effectively in conditions with relative humidity up to 80%, both while operational and during storage, provided the area remains non-condensing. This unit is built for installations at altitudes that do not exceed 1000 meters, making it adaptable to various operational settings. Overall, the 1794-IH16 is essential for reliable data acquisition in industrial control systems.