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Allen Bradley 1756-IB16D - 16-Point 24VDC Isolated Input - Industrial Automation Rugged Hot-Swap Digital Module
| MOQ: | 1 |
| Price: | USD 100-10000/Piece |
| Standard Packaging: | 50*50*50mm |
| Delivery Period: | 3-7 |
| Payment Method: | T/T |
| Supply Capacity: | 1/piece in stock |
24vdc allen bradley module
,industrial Allen Bradley 1756-IB16D
,24vdc Allen Bradley 1756-IB16D
| Attribute | Value |
|---|---|
| Module Type | Digital DC Input Module |
| Phase | Three-Phase |
| Crossover | Standard |
| Lead Time | In stock |
| Communication Protocol | EtherNet/IP |
| Manufacturer | Allen Bradley |
| Input Type | Single-Channel |
| Series | ControlLogix |
The Allen-Bradley 1756-IB16D ControlLogix Digital Input Module delivers high-density 24V DC sinking/sourcing connectivity for mission-critical automation systems. Designed for Rockwell's ControlLogix platform, this 16-channel module features Class 1 Division 2 (HazLoc) certification and optical isolation between field/backplane circuits. Its ruggedized design withstands voltage transients (5kV per IEC 61000-4-4) and operates reliably in -40 °C to +70°C industrial environments. With embedded diagnostics and electronic keying, it enables secure integration into Studio 5000® applications. The module supports point-by-point LED status indicators, latch-on-event functionality, and millisecond timestamping for precise fault tracing. Backplane isolation (1500V AC) ensures safety during ground faults in electrical noise-heavy installations.
- Input Channels: 16-point 24V DC (sinking/sourcing selectable per pair)
- Input Voltage: 10-31V DC (logic 1 = min. 15V DC)
- Isolation: 1500V AC field-to-backplane, 250V AC channel-to-channel
- Response Time: <1ms OFF->ON / <5ms ON->OFF
- Power Consumption: 210mA @ 5.1V DC (backplane), 45mA max per input
- Current Limit: 10mA per channel (short-circuit protected)
- Surge Immunity: ±30V continuous overvoltage tolerance
- Environmental Compliance: EN 60068-2 (shock/vibration), NEMA 4X/IP67 with kit
- Certifications: UL 61010-1, ATEX/IECEx Zone 2, CE, cULus
Industrial input monitoring:
- Automotive Assembly: Safety interlock monitoring for robotic workcells (CAT3 PLd)
- Energy Generation: Turbine lube oil pressure switches in hazardous locations
- Pharmaceuticals: Cleanroom door position feedback with 21 CFR Part 11 compliance
- Mining Operations: Conveyor belt emergency stop circuits (MSHA-approved)
- Water Treatment: Pump station high-level float switch detection
- Packaging Lines: Seal integrity sensor inputs for blister machines
Ideal for discrete signal acquisition in safety systems requiring SIL2 reliability per IEC 61508.
Design superiorities:
- Predictive Diagnostics: PointFault™ technology detects open wire/burn-out via channel-level health metrics
- Failsafe Operation: Dual-watchdog timers ensure <50ms fault response without processor intervention
- Future-Proofing: Electronic keying prevents incorrect module swaps in redundant systems
- Maintenance Efficiency: Hot-swappable design (EN 61131-9) enables sub-5min replacement
- Cyber Resilience: Signed firmware validation prevents malicious code execution
- Cost Optimization: Embedded surge suppression eliminates external TVS diodes
- Space Savings: Highest point density (16pts/75mm) among competitive Class 1 Div 2 modules
Advanced monitoring features:
- Timestamped Events: 1ms-resolution event logging for sequence-of-event analysis
- Latching Modes: Capture transient signals down to 100µs duration
- Inrush Handling: Sustain 35mA pulses for 500ms to energize inductive loads
- Intrinsically Safe: Barrier-free installation in IS circuits (FISCO/FNICO models)
- Module-Level Diagnostics: Optical isolation monitoring warns of insulation degradation
- Programmable Debouncing: Adjustable filter settings (0.1-16ms) for noisy environments
- Energy Consumption: Real-time power reporting per channel via Produced Tags
| Parameter | Specification |
|---|---|
| Product Type | 16-Channel Sinking Digital Input Module |
| Catalog Number | 1756-IB16D |
| Module Format | ControlLogix I/O Module (Single Slot) |
| Input Channels | 16 (Grouped in 8-channel banks) |
| Input Type | 24V DC Sinking (Dry Contact / Solid-State Compatible) |
| Nominal Voltage | 24V DC (Operational Range: 10-31.2V DC) |
| Input Current (per point) | 3.5 mA @ 24V DC (Typical) |
| On-State Voltage | ≤ 15V DC |
| Off-State Voltage | ≥ 5V DC |
| Filtering | Configurable (0.2/1/5/10/20 ms per bank) |
| Isolation | 500V AC Continuous (Field to Logic) Channel-to-Channel: None (Common Bank) |
| Diagnostics | • Field Power Loss Detection (Per Bank) • Wire Break Detection • Overload/Short-Circuit Protection |
| Status Indicators | Per Channel: Green (Active) Per Bank: Green (OK), Red (Fault) |
| Backplane Current | 85 mA @ 5.1V DC (Max.) |
| Power Dissipation | 1.8 W (Typical) / 3.0 W (Max.) |
| Connection Type | Removable Terminal Block (RTB) - 1756-TBCH or 1756-TBNH |
| Wire Gauge | 0.5-2.5 mm² (AWG 20-14) |
| Operating Temperature | -20°C to +60°C (Derate Above 40°C) |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5-95% (Non-condensing) |
| Shock/Vibration | 30 g / 5 g (IEC 60068-2-27/6) |
| Certifications | cULus, CE, ATEX (Zone 2), IECEx, SIL 2 (IEC 61508) |
| Safety Integrity Level (SIL) | SIL 2 Capable (When Used with GuardLogix®) |
| Agency Approvals | UL 61010-1, EN 61131-2, RoHS, REACH |
| Dimensions (H×W×D) | 135 × 56 × 118 mm |
| Weight | 300 g |
| Compatibility | • Controllers: ControlLogix 5570, 5560, GuardLogix • Software: Studio 5000 Logix Designer (v20+) • Chassis: 1756-A4/A7/A10/A13/A17 |
Xiamen ZhiCheng Automation Technology Co., Ltd is a leading global supplier of control system components. We specialize in control systems and drives.
More about us, you can view our official website: http://www.zcsensors.com
With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts which make sure that all jobs are perfectly.
We are major in PLC, Sensors, HIM, Transmitters.
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