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Description: The 1756‑IM16I is a sixteen‑point 240V AC digital input module manufactured by Allen‑Bradley (Rockwell Automation) for the ControlLogix 1756 platform, distinguished by true per‑channel galvanic isolation — each input carries its own dedicated common terminal and internal isolation barrier.atlantechdrives.com+1 Accepting 159–265V AC at 47–63 Hz, the 1756‑IM16I lets an integrator land 240V AC…
Application Scenarios A power generation station uses 125 VDC control power for switchgear status indication, protective relay contacts, and breaker auxiliary switches. These signals originate from different sections of the electrical yard, where ground potentials can differ by several volts due to fault currents and grounding grid resistance. A standard non-isolated input module would…
Application Scenarios Picture a chemical plant where a reactor’s pressure loop is wired on a 1756-IF8 and has run flawlessly for years. Operations wants device diagnostics — transmitter status, configuration backup, and the secondary temperature variable from the smart transmitter — but the panel cannot be rewired, and the loop cannot be taken out…
Application Scenarios A chemical blending skid uses four 4–20 mA level transmitters and two ±10 VDC pressure sensors from different vendors, each with its own grounding scheme. A standard multiplexed analog module would force all six signals to share a common reference, introducing ground-loop errors that drift with pump load. The 1756-IF6I isolates each…
Application Scenarios Consider a high-speed winding line where four tension transducers monitor web tension at the unwind, the nip, the rewind and the slitter, while two proportional valves control the unwind brake and the rewind torque. A standard analog input module would read the transducers correctly but hand the values to the controller too…
Product Overview The 1756-IC16 is a 16-point digital DC input module manufactured by Allen-Bradley, the flagship industrial automation brand of Rockwell Automation, and forms part of the discrete I/O family within the 1756 ControlLogix platform. Rated for a nominal 48V DC signal level with an operating voltage range of 30 to 60V DC, the…
Technical Specifications Parameter Name Parameter Value Product Model 1756-IB16ISOE Manufacturer Rockwell Automation / Allen-Bradley Product Type ControlLogix Sequence of Events Input Module Input Channels 16, individually isolated Operating Voltage Range 10…55V DC Input Voltage Category 24/48V DC sink/source Isolation 250V continuous between inputs Input Current at Signal 1 Approximately 4.5–5.1 mA Backplane Current (5.1V…
Product Overview The Allen-Bradley 1756-IB16I is a sixteen-channel, 24V DC isolated digital input module for the Rockwell Automation ControlLogix 1756 platform. It differs from an ordinary 1756-IB16 in one architecturally important respect: each pair of inputs shares an isolated common, so the module provides eight electrically independent commons across its sixteen points. This means…
Technical Specifications Parameter Name Parameter Value Product Model 1756-IA32 Manufacturer Allen-Bradley (Rockwell Automation) Product Type Digital AC Input Module Input Channels 32 (two groups of 16, each group with a common) Nominal Input Voltage 120V AC On-State Voltage Range 74–132V AC, 47–63 Hz Off-State Voltage 20V AC maximum On-State Current 5 mA minimum at…
Product Overview The 1746-IN16 is a 16-channel, 24 V AC/DC digital input module manufactured by Allen-Bradley, a brand of Rockwell Automation, and is a core member of the Bulletin 1746 SLC 500 family of modular I/O. Designed to translate the on/off state of real-world discrete field devices into logic-level data that an SLC 500…