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Allen Bradley Signal Conditioners 931N-R161

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931N-R161

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The Allen Bradley 931N-R161 signal conditioner is designed for precise signal processing. It operates with a programmable current range from 4 to 20 mA and retrieves input from a single channel, ensuring streamlined connectivity for various sensors.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 931N-R161

ManufacturerAllen Bradley
Product TypeSignal Conditioner
Product LineSignal Conditioners
Part Number931N-R161
Weight25.00 lbs (11.34 kg)
UPC191326317931
Programmable Current Range4 to 20 mA
Number of Input Channels1 Input
Sensor Current< 150 μA
Sensor Cable Resistance< 50 Ω per wire
Sensor Error DetectionAvailable
Output Update Time10 ms
Power Consumption0.48/0.8 W
Pollution DegreeDegree 2
IP ProtectionIP20
Screw Terminal Torque0.5 Nm
Operating Temperature Range-20 to 70 °C
Storage Temperature Range-40 to 85 °C
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The 931N-R161 model from Allen Bradley is a specialized signal conditioner, offering valuable functionalities for signal transmission. This device can be programmed within a current range of 4 to 20 mA, facilitating effective communication between sensors and control systems. The unit is equipped with a single input channel that simplifies configuration and wiring.

With a sensor current threshold of less than 150 μA, this signal conditioner is optimized for a diverse range of sensors. It can also engage with sensor cables that have less than 50 Ω resistance per wire, providing reliable signal integrity. Error detection of sensors is included, ensuring that issues are flagged for timely maintenance.

The output from this conditioner is updated within a minimal timeframe of 10 milliseconds, providing timely data for critical applications. The device operates with a power consumption of either 0.48 or 0.8 W, making it energy efficient.

This signal conditioner is classified under pollution degree 2 and boasts an IP20 protective rating, allowing it to be used in controlled environments. Furthermore, the screw terminal connection requires a torque setting of 0.5 Nm, promoting secure wire connections.

The operational temperature range extends from -20 °C to +70 °C, providing flexibility for various environmental conditions. For storage, it can withstand temperatures ranging from -40 °C to 85 °C, ensuring durability even in extreme conditions.