Description
ControlLogix 1756-IB16D: Diagnostic 16-Point Digital Input Module
Boost system reliability with Allen-Bradley’s diagnostic input module. Features 16 isolated inputs, ±200 µs timestamping, and advanced fault detection for industrial automation :cite[7]:cite[10].
???? Core Specifications
| Brand/Series | Allen-Bradley ControlLogix |
| Model | 1756-IB16D |
| Input Voltage | 10-30V DC |
| Isolation | 250V (inputs-to-backplane) |
| Update Time | 200 µs – 750 ms |
⚡ Electrical & Thermal
- Current Draw: 150mA @5.1V | 3mA @24V
- Power Dissipation: 5.8W max (19.78 BTU/hr)
- Inrush Current: 250 mA max
- Reverse Polarity Protection: Yes
???? Installation & Hardware
- Mounting: Any ControlLogix chassis slot (1-slot width) :cite[1]
- Terminal Blocks: 1756-TBCH or 1756-TBS6H (user-defined keying)
- Configuration: Studio 5000 I/O Wizard for electronic keying :cite[10]
- RIUP Support: Hot-swappable during operation
⚠️ Diagnostic Features
- Channel-level fault reporting (over-range/under-range)
- ±200 µs timestamp for event sequencing (SOE) :cite[10]
- LED status indicators for rapid troubleshooting
???? Shipping & Packaging
Contents: Module only (terminal blocks sold separately)
Weight: ~0.3 kg
Carriers: FedEx, UPS, DHL worldwide
Delivery: In-stock, ships within 24hrs :cite[2]:cite[5]
???? Key Applications
- Automotive assembly line safety monitoring
- Power plant fault detection systems
- Packaging machinery status feedback :cite[4]:cite[8]
❓ FAQ
Q: Are inputs fully isolated?
A: Group-to-group isolation only (no per-point isolation) :cite[1]
Q: Compatible with non-ControlLogix systems?
A: Requires ControlLogix chassis or compatible network bridge
Q: Minimum on-state current?
A: 2 mA @10V DC
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