OVERVIEW

Official designation: Allen-Bradley 931N-C161 (Bulletin 931 Nano, Analog Signal Converter)

Role/Application: A single-channel, output loop powered current converter providing 2-way galvanic isolation for reliable 4 to 20 mA signal conversion within compact industrial control panels.

KEY SPECS SUMMARY

Power: 6 to 35V DC, Output loop

Interfaces / Ports: 1 current input, 1 current output

Indicators: Sensor and signal error detection

Operating Temp: Minus 25 degrees C to plus 70 degrees C

Platform / Compatibility: DIN rail mounting, 6.1 mm width

Limit: High galvanic isolation 2.5 kV AC

Lifecycle: Active product status

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the input and output current ranges for the 931N-C161 signal conditioner?

A: The typical operating signal range is 4 to 20 mA, with a functional range up to 0 to 23 mA.

Wiring & Installation:

Q: What type of electrical connection terminals are provided on the 931N-C161 module?

A: The module features angled, removable screw terminals designed for easier wiring and installation.

Troubleshooting & Compatibility:

Q: What is the galvanic isolation rating that this output loop powered converter provides?

A: The device provides 2-way isolation with a high galvanic isolation rating of 2.5 kV AC.

Replacement & Upgrades:

Q: Can the 931N-C161 be powered via the optional power bus DIN rail system?

A: No, this model is output loop powered and does not utilize the optional power bus DIN system.