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Application Scenarios A bottling plant operates a high-speed filling line controlled by an SLC 5/04 processor. The existing output modules have become unreliable, with occasional channel failures causing unplanned line stoppages. The maintenance team suspects the failures stem from inductive kickback generated by solenoid valves that are not properly suppressed. The engineering team replaces…
Application Scenarios In a water treatment facility, a control engineer needed to modulate chemical dosing valves based on real-time pH readings from a PID loop running in a ControlLogix processor. The existing 4-20 mA infrastructure required signal conditioners at each valve, adding failure points and calibration overhead. By deploying the 1734-OE2V on a POINT I/O…
Application Scenarios: A food and beverage bottling plant runs a filler line controlled by an SLC 5/04 that has been in service since the late 1990s. The output side is a maze of interposing relays: the original 1746-OA8 cards had enough points, but each one had to drive a relay bank because the plant’s…
Description The Allen-Bradley 1746-NT4 is a four-channel thermocouple and millivolt analog input module from the SLC 500 family, manufactured by Rockwell Automation. It receives and digitally converts thermocouple or millivolt signals from up to four independent sensors, storing the data in its image table for retrieval by any fixed or modular SLC 500 processor.…
Description: The Allen-Bradley 1746-NR4 is a four-channel RTD and resistance input module from Rockwell Automation, designed for the SLC 500 programmable controller platform. It belongs to the 1746 analog I/O family and converts resistance-based temperature sensor signals directly into digital values that any fixed or modular SLC 500 processor can read from its image…
Technical Specifications Parameter Name Parameter Value Product Model 1746-NIO4I Manufacturer Allen-Bradley / Rockwell Automation Product Type Analog Combination I/O Module (SLC 500) Number of Inputs 2 differential channels, selectable voltage or current per channel Number of Outputs 2 single-ended analog current output channels Input Signal Ranges −20 to +20 mA; −10 to +10V DC…
Technical Specifications Parameter Name Parameter Value Product Model 1746-NO8V Manufacturer Allen-Bradley (Rockwell Automation) Product Type Analog Voltage Output Module Series SLC 500 Output Channels 8 single-ended Output Voltage Ranges ±10 VDC, ±10.25 VDC, 0–10 VDC, 0–5 VDC, 1–5 VDC (configurable per channel) Resolution 16-bit, 320 µV/count Output Coding -32,768 to +32,767 D/A Conversion Method…
Product Overview The Allen-Bradley 1746-NI16V is a high-density analog voltage input module designed for the SLC 500 programmable controller family of Rockwell Automation, delivering sixteen single-ended voltage input channels from a single chassis slot. In an SLC 500 rack where slot count is always at a premium, the Allen-Bradley 1746-NI16V gives engineers a way…
Technical Specifications Parameter Name Parameter Value Product Model Allen-Bradley 1746-NO4I Manufacturer Allen-Bradley (Rockwell Automation) Product Type Analog Output Module Number of Outputs 4 (Current Output) Output Current Range 0 to +20 mA Full Scale Output 21 mA Overrange Capability 5% (0 to +21 mA – 1 LSB) Resolution 14 bits Converter Method R-2R Ladder…
Product Overview The Allen-Bradley 1746-IV16 is a sixteen-channel digital DC input module belonging to the SLC 500 modular programmable controller family. It plugs into any available I/O slot of a 1746 chassis and provides the interface between 24V DC field devices and the SLC processor, converting the ON/OFF state of switches, sensors and auxiliary…