Overview
The 1715-IB16D is a 16-point digital input module from Allen-Bradley for ControlLogix and Redundant I/O systems.
Electrical Ratings
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Backplane Current: 260 mA @ 18–32 V DC
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Field Input Current: 6.5 mA per channel @ 0–32 V DC
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Slew Rate (max): 3600 V/s
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Translation Rate (max): 1 / (Application scan time + 10 ms) Hz
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Power Dissipation: 4.0 W max (system), 0.2 W per field loop
Isolation
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I/O to Backplane: 50 V continuous, basic insulation
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Port Isolation: None with 1715-TASIB16D; 50 V between ports with 1715-TADIB16D
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Type Tested: 500 V AC for 60 s
Physical & Wiring
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Module Weight: 360 g (12.7 oz)
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I/O Base Unit Weight: 133 g (5 oz)
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Termination Assembly Weight: 133–260 g (5–10 oz)
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Dimensions (HxWxD): 166 × 42 × 118 mm (6.5 × 1.625 × 4.625 in.)
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Wire Size: 0.33–1.5 mm² (22–16 AWG) solid or stranded, rated ≥85°C
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Wiring Category: 2 on signal ports
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Fuse: 50 mA, 125 V, Type T
