BusloomDEVICE DEFINITION
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WAVESHARE · PUBLIC DEVICE MAP

Modbus RTU DC Monitor register map

Official four-channel voltage, current, and power register map.

Download Busloom →Download definition ↓View definition source ↗
MAP OVERVIEW

2 groups, 15 decoded points.

01DC measurements12 tags02Device information3 tags
REGISTER MAP

Searchable source data.

Documentation addresses are derived from the zero-based PDU address in the public definition. Convert a documentation address to its PDU offset when comparing with the manual. Confirm the map against revision Secondary Development Protocol and the installed device before commissioning.

DC measurements

12 of 12
Signal / registerDoc addressPDUTypeUnitNotes
Channel 1 voltage300010–0uint16VMeasured DC channel value from the official register table.
Channel 1 current300021–1int16AMeasured DC channel value from the official register table.
Channel 1 power300032–2uint16WMeasured DC channel value from the official register table.
Channel 2 voltage300043–3uint16VMeasured DC channel value from the official register table.
Channel 2 current300065–5int16AMeasured DC channel value from the official register table.
Channel 2 power300076–6uint16WMeasured DC channel value from the official register table.
Channel 3 voltage300087–7uint16VMeasured DC channel value from the official register table.
Channel 3 current300098–8int16AMeasured DC channel value from the official register table.
Channel 3 power300109–9uint16WMeasured DC channel value from the official register table.
Channel 4 voltage3001110–10uint16VMeasured DC channel value from the official register table.
Channel 4 current3001211–11int16AMeasured DC channel value from the official register table.
Channel 4 power3001312–12uint16WMeasured DC channel value from the official register table.

Device information

3 of 3
Signal / registerDoc addressPDUTypeUnitNotes
UART parameters481938192–8192uint16—Parity mode in the high byte and baud-rate mode in the low byte.
Device address5638516384–16384uint16—Configured Modbus device address.
Software version7276932768–32768uint16—Raw integer scaled by 0.01; 100 represents version 1.00.
SOURCE & SCOPE

Import the map, then verify the device.

The catalogue provides register metadata, not a connection profile. Serial port, Unit ID, baud rate and site-specific naming stay in your Busloom project.

Manufacturer protocol document ↗Import and verify this register mapCheck RS-485 wiring and framingPlan writes and verify the result