Modbus reference - HPP272

HPP272 User Guide

Document code: M211972EN
Revision: G
Language: English
Product: HPP272
Document type: User guide

About this document
Version information
Related manuals
Documentation conventions
Trademarks
Regulatory compliances
Patent notice
Product overview
Introduction to HPP272
Basic features and options
Safety
ESD protection
Measured parameters
Understanding relative humidity and relative saturation
Probe filter
Sensor purge
Environmental compensation for pressure
Measurement filtering factor
Connectivity to Vaisala Insight software
Additional features with Indigo transmitters
H 2 O 2 measurement
Operating principle of H2O2 measurement
Typical applications
Condensation monitoring
Installation
Wiring
Power supply
Setting probe in analog or digital mode
Operation
Probe start-up
Behavior at exposure to H2O2
H2O2 concentration reading when not exposed to H2O2
Configuring low H2O2 threshold with Insight
Modbus
Operation in analog mode
Analog output overrange behavior
Triggering purge in analog mode
Using probe with Indigo transmitters
Attaching HPP270 probes to Indigo200 transmitter
Attaching HPP270 probes to Indigo300 transmitter
Attaching probes to Indigo500 transmitters
Using probe with Indigo80 handheld indicator
Indigo80 handheld indicator
Probe compatibility
Indigo80 keypad
Indigo80 main menu
Connecting probes to Indigo80
Configuring probe features with Indigo80 handheld indicator
Example of configuring filtering factor with Indigo80 handheld indicator
Configuring environment settings with Indigo80 handheld indicator
Vaisala Insight PC software
Connecting to Insight software
Maintenance
Cleaning the probe
Chemical tolerance
Sensor vitality information in Insight
Calibration and adjustment
Field calibration and adjustment overview
RH for H2O2 calibration and adjustment
Adjusting RH for H2O2 with Insight software
Adjusting RH for H2O2 with Indigo80 handheld indicator
Adjusting RH for H2O2 with Indigo200 transmitter
Adjusting H2O2 measurement with Insight software
Adjusting H2O2 with Indigo80 handheld indicator
Adjusting H2O2 with Indigo200 transmitter
Adjusting temperature with Insight software
Adjusting temperature with Indigo80 indicator
Performing guided temperature calibration with Indigo80 handheld indicator
Performing manual temperature adjustment with Indigo80 handheld indicator
Adjusting temperature with Indigo200 transmitter
Testing analog output level with Insight
Restoring factory adjustment with Indigo80 handheld indicator
Troubleshooting
Problems and their possible solutions
Analog output error state
Technical data
Accessories and spare parts
Dimensions
HPP271MOUNTINGSET1/HPP272MOUNTINGSET1 dimensions
HPP271MOUNTINGSET2/HPP272MOUNTINGSET2 dimensions
HPP272WALLMOUNT dimensions
Modbus reference
Default communication settings
Function codes
Data encoding
32-bit floating point or 32-bit integer format
16-bit integer format
Modbus registers
Measurement data registers
Configuration registers
Status registers
Device identification objects
Test value registers
Modbus communication examples
Maintenance and calibration services
Technical support
Warranty
Recycling

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