Product Overview

• 1756-IB16 is a 16-point DC digital input module for ControlLogix series
• Designed for sinking input signals (10–31.2VDC, nominal 24VDC)
• 2 groups × 8 channels; inputs-to-backplane & group-to-group isolation (250V continuous)

• High-speed response and channel-level diagnostics for industrial control

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Core Features

• 16 sinking input channels, 24VDC nominal (10–31.2VDC range)
• 16 yellow LED indicators for real-time channel status
• Software-configurable input filtering (0.2ms–10ms)
• Removable terminal block (RTB) for easy wiring: 1756-TBNH / 1756-TBSH

• Channel diagnostics: detect open circuit, overvoltage, short circuit

Technical Parameters

• Brand: Allen Bradley
• Part Number: 1756-IB16
• Series: ControlLogix (1756)
• Module Type: Digital Input (sinking)
• Channels: 16 (2×8 groups)
• Input Voltage: 10–31.2VDC (24VDC nominal)
• Input Current: 2mA @24VDC; max 10mA @31.2VDC
• Isolation: 250V continuous (basic insulation)
• Backplane Current: 100mA @5.1VDC (0.56W)
• Response Time: 0.2ms–10ms (filter configurable)
• Operating Temperature: 0°C~60°C
• Dimensions: 130×86×110mm; Weight: ~0.5kg
• Condition: New/Original/Refurbished

• Warranty: 12 Months

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Applications

• Factory automation & discrete manufacturing
• Packaging machinery & assembly lines
• Material handling & conveyor systems

• ControlLogix PLC input expansion (1756-A10/A13 chassis)

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Our Advantages

• Full functional testing & aging before shipment
• Competitive pricing & reliable quality
• Global fast delivery & technical support
• Rich stock for urgent orders