Janitza 5231234 Current Measurement Expansion Module for UMG 801

Extend the measurement capabilities of your Janitza UMG 801 or UMG 801-P power quality analyzer with this 4-channel current measurement expansion module. It is used by electrical engineers and facility managers in industrial plants and commercial buildings to capture current data from multiple feeders or branches, enabling comprehensive energy monitoring and power quality analysis.

Key specifications

• Module type: Current measurement expansion module
• Compatibility: Janitza UMG 801, UMG 801-P
• Measurement channels: 4 (L1, L2, L3, N)
• Current input: Via external current transformers (CTs)
• Nominal CT secondary current: 1 A / 5 A (configurable)
• Measurement accuracy (current): Class 0.2S (IEC 61557-12)
• Measurement accuracy (active energy): Class 0.5S (IEC 62053-22)
• Harmonic analysis: Up to 63rd harmonic
• Sampling rate: 20 kHz per channel
• Overload capacity: 1.2 x In continuous, 10 x In for 1 second
• Installation: DIN rail mounting (4 TE / 4 DIN modules)
• Connection type: Screw terminals
• Operating temperature: -10 °C to +55 °C
• Power supply: Via base unit (UMG 801)

Why choose it

This module integrates seamlessly with the UMG 801 series, providing high-accuracy current measurement for detailed energy audits and power quality monitoring. Its compact DIN rail design saves space in control cabinets, and the configurable CT secondary current offers flexibility for various installations.

Ideal use cases

• Monitoring multiple branch circuits in industrial power distribution
• Power quality analysis in commercial buildings
• Energy management systems requiring precise current data

Good to know

The module is powered directly by the base unit, eliminating the need for an additional power supply. It supports harmonic analysis up to the 63rd order, enabling thorough assessment of power quality issues.