Huawei UPS2000 - About this Document

UPS2000-(6 kVA-20 kVA)
Modbus Protocol Development Guide
About This Document
Issue 02 (2016-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
ii
About This Document
Overview
This document describes the Modbus protocol used between the RMS-MODBUS01A card, an
optional component of the UPS2000-(6 kVA-20 kVA), and its host and provides examples of
communication establishment processes.
Intended Audience
This document is intended for:

Technical support engineers

Maintenance engineers

Users
Symbol Conventions
The symbols that may be found in this document are defined as follows.
Symbol
Description
Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury.
Indicates a potentially hazardous situation which, if not
avoided, could result in equipment damage, data loss,
performance deterioration, or unanticipated results.
NOTICE is used to address practices not related to personal
injury.
Calls attention to important information, best practices and
tips.
NOTE is used to address information not related to personal