1. About This Document
1.1 Version Information
This document provides instructions for installing, using, and maintaining Vaisala PEROXCAPâ
Hydrogen Peroxide, Humidity and Temperature Probe HPP272.
Table 1 Document Versions
Document
Code
Date Description
M211972EN-B December 2017 This document. Added description and Modbus registers for
pressure compensation, removed restriction not to perform a
purge during H
2
O
2
exposure, clarified operating system
requirements for Vaisala Insight software, clarified Indigo
200 transmitter compatibility with HPP272.
M211972EN-A September 2017 First version.
1.2 Related Manuals
Table 2 Related Manuals
Document Code Name
M211887EN Hydrogen Peroxide, Humidity and Temperature Probe HPP270 Series Quick
Guide
M211877EN Indigo 201 Analog Output Transmitter User Guide
1.3 Documentation Conventions
Warning alerts you to a serious hazard. If you do not read and
follow instructions carefully at this point, there is a risk of injury or even death.
WARNING!
Caution warns you of a potential hazard. If you do not read and
follow instructions carefully at this point, the product could be damaged or
important data could be lost.
CAUTION!
Chapter 1 – About This Document
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