Module Overview
The 1746-IN16 is a 16-point discrete input module for the SLC 500 system, designed to monitor field signals from switches, sensors, and other digital devices. Each input channel employs opto-isolation technology to effectively reduce electrical noise, ensuring reliable signal acquisition in industrial environments.
Its compact form factor facilitates installation in standard SLC 500 racks, providing stable and precise input monitoring for control systems.
Key Features & Advantages
16 discrete input channels with opto-isolation
Compatible with all standard SLC 500 processors
Channel status and troubleshooting LED indicators
Reduces signal interference and enhances system reliability
Technical Parameters
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Catalog Number | 1746-IN16 |
| Voltage category | 24V AC/DC Signal Input |
| Number of inputs | 16 |
| Input Voltage Range | 24 V DC nominal |
| Input Current | 7.5 mA per point typical |
| Isolation Voltage | 250 V AC between field and logic |
| Backplane current consumption | 0.085 A |
| LED Indicators | Individual point status |
| Operating Temperature | 0 … 55 °C |
| Storage Temperature | -40 … 85 °C |
| Mounting | SLC 500 rack |
Installation & Operation Notes
Before installation, ensure the SLC 500 rack is de-energized.
Insert the module into the designated rack slot.
Connect field devices according to polarity and voltage requirements.
Verify that all LED indicators correspond to the input signals.
Frequently Asked Questions
Common Problem
How many input channels does the 1746-IN16 support?
It provides 16 independent input channels for digital field devices.
What voltage should be applied to this module?
Each channel operates at a rated voltage of 24 V DC.
Are the input channels electrically isolated?
Yes, each channel employs opto-isolation to prevent interference.
How can input status be detected?
Each channel features a dedicated LED indicator that illuminates when an input is active.
Trusted Automation Supplier
Fast Quote Service – PLC Export
Proven Automation Reliability
Provides reliable digital input monitoring for the SLC 500 system, ensuring precise and continuous operation even in electrically noisy environments.
Streamlined Integration & Operation
Features a quick rack-mount design with clear LED indicators, making setup, troubleshooting, and maintenance simple and intuitive.
Need Assistance?
| Contact Method | Details |
|---|---|
| sales3@mooreplc.com | |
| WhatsApp / Phone | +86 180 2071 4662 |
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