Description
1756-IA16 ControlLogix AC Input Module
16-channel 120V AC input module with software-configurable filtering and time-stamping. Designed for industrial control systems requiring reliable AC signal monitoring and ±200 µs timestamp accuracy. Features dual input groups for flexible wiring.
Key Technical Data
| Brand/Model | Allen-Bradley 1756-IA16 |
| Input Type | 16 channels (74-132V AC) |
| Frequency Range | 47–63 Hz |
| Response Time | Configurable 1-18ms filtering |
| Isolation | 125V continuous (inputs to backplane) |
Critical Specifications
- Input Groups: Two isolated banks of 8 channels
- On-State Current: 5-13mA @ 74-132V AC
- Response Speed: 200µs to 750ms cyclic update
- Power Consumption: 0.58W backplane / 5.8W max
- Thermal Design: 18.41 BTU/hr dissipation
Installation Guide
Use 1756-TBNH or 1756-TBSH terminal blocks. Single-slot width. Features electronic keying to prevent incorrect module installation. Maintain clearance per ControlLogix chassis specifications.
System Compatibility
Works with all ControlLogix chassis and Studio 5000 software. Ideal for monitoring AC contactors, motor starters, and power status indicators in industrial environments.
Package Includes
- 1756-IA16 module
- Installation documentation
- 12-month warranty (certificates not included)
Shipping Options
Worldwide delivery via FedEx, UPS, DHL. Stock availability: 24-hour dispatch.
FAQ
Q: Can it handle higher voltage spikes?
A: Yes, 125V continuous isolation with 250mA inrush protection
Q: Minimum load requirement?
A: 5mA @ 74V AC to guarantee ON-state detection
Q: Supported terminal blocks?
A: 1756-TBNH or 1756-TBSH with user-defined keying
Q: Update rate for status changes?
A: As fast as 200µs with software configuration
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