Description
1756-IF16H ControlLogix HART Analog Input Module
16-channel high-accuracy module with dedicated HART communication per channel. Designed for industrial process control requiring precise measurement and device diagnostics. Reduces wiring complexity while providing superior noise rejection in harsh environments.
Key Technical Data
| Brand/Model | Rockwell Automation / Allen-Bradley 1756-IF16H |
| Input Type | 16 differential channels (0-20mA/4-20mA) |
| Resolution | 16-21 bits |
| Accuracy | ±0.13% of range (all filters) |
| HART Support | Individual modem per channel |
| Isolation | 50V continuous (channels to backplane) |
Critical Specifications
- Input Range: 0-20mA or 4-20mA selectable
- Response Time: 11-328ms (filter dependent)
- Noise Rejection: >90dB @ 50/60Hz
- Operating Temp: T4/T5 rated (industrial range)
- Power Consumption: 4.02W backplane / 6W max dissipation
Installation Guide
Use 1756-TBCH or 1756-TBS6H terminal blocks. Torque: 0.5 N·m. Wire size: 22-14 AWG shielded copper. Single-slot width design. Electronic keying prevents wrong module installation.
System Compatibility
Works with ControlLogix chassis and Studio 5000 software. Compatible with all HART-enabled field instruments (pressure transmitters, flow meters, etc.).
Package Includes
- 1756-IF16H module
- Module documentation
- 12-month warranty (certificates not included)
Shipping Options
Global delivery via FedEx, UPS, DHL. Typical dispatch: 24hrs after order.
FAQ
Q: Can it read voltage signals?
A: No, current inputs only (0-20mA/4-20mA)
Q: Is channel-to-channel isolation provided?
A: No, only channel-to-backplane isolation
Q: Minimum scan time for HART data?
A: ~1 second when all channels enabled
Q: Supported wire types?
A: Shielded copper, 22-14 AWG, 105°C rating
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