OVERVIEW

Official designation: Allen-Bradley 1404-M405B-CNT (PowerMonitor 3000, Master Module)

Role/Application: Master module providing high-accuracy power metering, setpoints, I/O, data logging, and a ControlNet communication interface for industrial power system monitoring.

KEY SPECS SUMMARY

Power: 24 V DC

Interfaces / Ports: ControlNet Channel A and B, native RS-485

Indicators: Six 2-color status indicators

Operating Temp: 0 degrees C to 50 degrees C

Platform / Compatibility: PowerMonitor 3000 system, 64 simultaneous Class 1 connections

Limit: Current overload withstand is 200 Amps for one second

Lifecycle: Discontinued

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the primary communication method and maximum data rate supported by ControlNet on this module?

A: ControlNet supports communication at 5 Mbit per second over a dual coaxial cable media configuration.

Wiring & Installation:

Q: What specific cable and connector types are required for setting up the ControlNet network with this module?

A: ControlNet uses RG-6 coaxial trunk cable and BNC or TNC connectors with T-taps or fiber optic links.

Troubleshooting & Compatibility:

Q: How many addressable nodes are supported on a single ControlNet network segment with this module?

A: ControlNet supports up to 99 addressable nodes per network and a maximum of 48 taps on a 250 meter coax segment.

Replacement & Upgrades:

Q: What is the Control Power Input requirement when using this specific master module?

A: The control power input is rated at 24 V DC, which is different from some other PowerMonitor 3000 variants.