1. About this document
1.1 Version information
This document provides instructions for installing, using, and maintaining Vaisala HUMICAPâ
Humidity and Temperature Probes HMP3, HMP4, HMP5, HMP7, HMP8, HMP9, Moisture in Oil
Probe MMP8, and Temperature Probe TMP1.
Table 1 Document versions (English)
Document code Date Description
M212022EN-D March 2020 Added content for HMP3 and MMP8 probe models.
M212022EN-C June 2019 Applicable from software version 1.0.9 onward. Added
content for HMP9 probe model. Other added content:
• Output parameters (page 10)
• Adjusting measurement with Indigo 200 transmitter
(page 42)
• Problem situations (page 46)
• Error messages (page 46)
• Status registers (page 85)
Updated content:
• Updated technical specifications and dimension
drawings of probe models
• Updated presentation of Modbus register maps
• Corrected numbering of decimal registers in section
Measurement Data Registers (page 79)
M212022EN-B June 2018 Applicable from software version 1.0.6 onward. Updated
instructions for connecting to Indigo transmitters.
Updated sections Measurement Data Registers (page 79)
and Configuration registers (page 82).
1.2 Related manuals
Table 2 Related Manuals
Document code Name
M211982EN HMP3, HMP4, HMP5, HMP7, HMP8, HMP9, MMP8, and TMP1 Quick Guide
Chapter 1 – About this document
7
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