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Allen-Bradley 1746-IH16 high-voltage digital input module Original new

Allen-Bradley 1746-IH16 high-voltage digital input module Original new

Product Name:high-voltage digital input module

Brand Name:Allen-Bradley

Model Number:1746-IH16

Country of Origin:USA

Warranty:12 Months

Whatsapp：+86 18159889985

Email：[email protected]

Appurtenance:

allen bradley 1746 ih16 high voltage digital input module original new-1

Overview
Inquiry now
Specifications
Description
Environmental Strength
Applications
Environment and Certification
FAQ
Spares
Recommended Products

Overview

Brand Name:	Allen-Bradley
Model Number:	1746-IH16
Country of Origin:	USA
Packaging Details:	Original new Factory Sealed
Delivery Time:	in stock
Payment Terms:	T/T

Inquiry now

Sales Manager:	Stella
Send an email:	[email protected]
Contact in Whatsapp:	+86 18159889985

Specifications

Parameter	Specification
Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Catalog Number	1746-IH16
Product Series	SLC 500
Module Type	16-Channel DC Digital Input Module
Voltage Category	125 VDC Sinking Input
Number of Inputs	16
Points per Common	16
Operating Voltage Range	90…146 VDC
Input Current	2.15 mA @ 125 VDC (Nominal)
Off-State Voltage	Maximum 20 VDC
Off-State Current	Maximum 0.8 mA
Signal Delay	9 ms ON / 9 ms OFF
Backplane Current @ 5V	85 mA
Backplane Current @ 24V	0 mA
Removable Terminal Block	Yes
Configuration ID	0507
Heat Dissipation	5.17 W Maximum
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 85°C*
Relative Humidity	5–95% RH, Non-condensing*
Dimensions	Approx. 145 × 35 × 145 mm (5.7 × 1.4 × 5.7 in.)*
Weight	Approx. 0.23 kg (0.51 lb)*

Description

The Allen-Bradley 1746-IH16 is a high-voltage digital input module developed for the SLC 500 PLC platform, providing dependable monitoring of 125 VDC field signals in industrial automation systems. Compatible with 1746-IA16, 1746-IB16, and other SLC 500 I/O modules, the 1746-IH16 offers an efficient solution for integrating high-voltage discrete inputs into centralized control architectures.

Featuring 16 sinking input channels, the 1746-IH16 delivers stable signal acquisition with a wide operating voltage range and fast response performance. Its removable terminal block simplifies field wiring and maintenance, while optimized backplane current consumption supports reliable operation in demanding PLC applications.

Designed for continuous industrial service, the 1746-IH16 is widely used in manufacturing, process automation, energy facilities, and machine control systems where dependable 125 VDC input monitoring is essential for safe and accurate equipment operation.

Environmental Strength

Designed for continuous industrial operation in demanding automation environments.
Supports reliable 125 VDC signal acquisition under electrical noise conditions.
Operates within 0°C to 60°C ambient temperatures.
Withstands storage temperatures from −40°C to 85°C.
Supports 5–95% non-condensing humidity for industrial installations.
Removable terminal block simplifies maintenance and field replacement.
Stable thermal performance with up to 5.17 W heat dissipation.

Applications

Power plants: Monitor 125 VDC protection circuits, generator auxiliary contacts, and control cabinet status signals.
Substations: Acquire high-voltage digital inputs from switchgear, relay panels, and DC control systems.
Chemical plants: Collect process status signals from pumps, valves, and field instruments operating on 125 VDC control power.
Steel mills: Monitor limit switches, safety interlocks, and heavy-duty production equipment in high-interference environments.
Machinery manufacturing plants: Interface industrial sensors, emergency circuits, and machine status inputs for automated production lines.
Water treatment facilities: Supervise pump stations, valve feedback, and electrical control panels.
Oil & gas facilities: Integrate reliable DC input monitoring for field automation and process safety systems.

Environment and Certification

Designed for installation in Allen-Bradley SLC 500 control systems.
Industrial-grade construction for factory automation applications.
Wide operating voltage range from 90 to 146 VDC.
Compatible with standard SLC modular chassis architecture.
Supports surge suppression recommendations for inductive loads.
Engineered for long-term operation in industrial control cabinets.
Meets Rockwell Automation manufacturing and quality standards for PLC I/O modules.

FAQ

Q1: What is the 1746-IH16 used for?
A1: It is a 16-channel 125 VDC digital input module designed for Allen-Bradley SLC 500 PLC systems.

Q2: Does the 1746-IH16 support sinking inputs?
A2: Yes. The module is designed specifically for 125 VDC sinking input applications.

Q3: How many input channels are available on the 1746-IH16?
A3: The module provides 16 independent digital input channels.

Q4: Can the 1746-IH16 be installed in any SLC 500 chassis?
A4: Yes. It is compatible with standard Allen-Bradley SLC 500 modular racks.

Q5: Does the 1746-IH16 use a removable terminal block?
A5: Yes. The removable terminal block allows faster wiring, maintenance, and module replacement.

Spares

Model	Model
80026-044-06-R	80026-088-01-R
80026-044-06-R	80026-088-01
80026-096-01	80026-096-01-R
80026-524-01-R	PM3328B-6-1-3-E
80173-006-01	81001-355-71-R
80190-100-01-R	80190-100-01-R
80190-100-01-R	80190-220-01-R
80190-240-02-R	80190-300-01-R
80190-320-03-R	80190-378-51-09
80190-380-01-R	80190-380-02-R
80190-380-02-R	80190-440-02-R
80190-440-02-R	80190-440-03-R
80190-440-03-R	80190-440-03-R