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Janitza B21,B23,B24 Modbus Register Map

The Janitza B21,B23,B24 is a power meter used for power monitoring, energy metering, and facility automation. This page provides a sample Modbus register map with addresses, data types, and signal categories to help engineers commission, troubleshoot, and monitor the device. For Janitza B21,B23,B24 deployments, teams often use this map to surface harmonics, power factor, and power data in facility metering, commissioning, and operational analytics.

This page shows a public register preview. Check the catalog in your installed XPF version for complete-map availability and licensing.

Confirm the exact model and firmware, address base, register function, word order, scaling and units against the manufacturer manual before polling. This preview does not establish hardware validation.

Overview

  • Device: Janitza B21,B23,B24
  • Type: Power Meter
  • Protocol: Confirm the supported transport for the exact device and firmware in the manufacturer manual.
  • Use case: power monitoring, energy metering, and facility automation
  • Works with: Modbus Monitor XPF (import directly)

Download Modbus Map

The sample below is a public preview. Check the catalog in your installed XPF version for current availability, access and licensing.

Public JSON preview · Preview data terms

Register Table (Sample)

Sample registers from the Janitza B21,B23,B24 Modbus map. Confirm the sample against the exact device and firmware before use.

Signal Address Type Units Category
RD_WR_S0_POWER_AVG_0 404543 FLOAT32 kW Power
PFLN_0 403893 FLOAT32 - Power Factor
RD_WR_MB_STATUS 313396 UINT32 - Status
TEMPERATUR 404209 FLOAT32 - Temperature
G_THD_ULN_0 319110 FLOAT32 - Harmonics
G_ULN_0 319000 FLOAT32 - General
RD_WR_BAUD485 306864 INT32 - Communication
RD_WR_SET_BACNAME_INSTACE 312582 INT32 - Identification
G_THD_ULN_1 319112 FLOAT32 - Harmonics
G_THD_ULN_2 319114 FLOAT32 - Harmonics
G_THD_ILN_0 319116 FLOAT32 - Harmonics
G_THD_ILN_1 319118 FLOAT32 - Harmonics

How to Use This Map

  1. Download Modbus Monitor XPF — Get the free version.
  2. Select the Janitza B21,B23,B24 device map — check availability and access in the installed application catalog.
  3. Connect to your device — confirm transport, addressing and data types before starting a read operation.
  4. Visualise and log — build dashboards, trend data, and export readings without manual register entry.

Why Use Pre-Built Maps

  • Saves time — no need to manually look up or enter register addresses
  • Reduces errors — reusable maps reduce repeated manual entry; validate addresses and data types for your device
  • Speeds commissioning — connect and poll within minutes instead of hours
  • Reusable across projects — use the same map across multiple sites and installations

Data Categories Available

  • Harmonics
  • Power Factor
  • Power
  • Temperature
  • Status