Maintenance

GMP252 User Guide

Document code: M211897EN
Revision: E
Language: English
Product: GMP252
Document type: User guide

About this document
Version information
Related manuals
Documentation conventions
Trademarks
Product overview
Introduction to GMP252
Basic features and options
Connectivity to Vaisala Insight software
Additional features with Indigo transmitters
Filter options
Operating principle of CO2 measurement
Environmental compensation
Temperature compensation
Pressure compensation
Background gas compensation
Probe startup
Filtering factor
Analog output overrange behavior
Analog output overrange example
Safety
ESD protection
Installation
GMP252 probe dimensions
Recommended installation
Installation accessories
243261SP mounting flange
243257SP mounting clips
ASM213582 probe holder
Mounting the probe body using probe holder ASM213582
ASM212017SP spray shield
DTR250 radiation shield
DTR250A pole mounting kit
GMP252 probe handle accessories
Power supply
Wiring
Vaisala Industrial Protocol
Vaisala Industrial Protocol overview
Serial interface settings
Physical interface
Connecting with a computer
Installing driver for the USB service cable
Accessing serial commands from Modbus or analog mode
Enabling Modbus mode from Vaisala Industrial Protocol
Changing from digital output to analog output
Serial commands
Device information and status
Serial line output and communication
Analog output
Calibration and adjustment commands
Environmental compensation commands
Other commands
Modbus
Vaisala Insight PC software
Connecting to Insight software
Using probe with Indigo200 series transmitters
Introduction to Indigo200 transmitters
Connecting probes
Analog output configuration overview
Analog output configuration example
Modbus overview
Default communication settings
Relay configuration overview
Configuring filtering factor with Insight
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
Operating with MI70 indicator
Overview of MI70 support
Probe warm-up and MI70 automatic power off
Basic display
Graphical display
Main menu
Connecting probe to MI70 indicator
MI70 indicator parts
Holding and saving the display
Recording data
Changing environmental compensation settings with MI70 indicator
Calibration and adjustment
Calibration setup
Effect of environmental compensations
Limits of adjustment
Adjustment types
DRW244827SP calibration adapter
Overview of calibration with Indigo200 using Insight
Environmental compensation
CO2 probe adjustment example
Performing manual adjustment with Indigo80 handheld indicator
Restoring factory adjustment with Indigo80 handheld indicator
Calibration and adjustment with MI70 indicator
1-point adjustment with an MI70-compatible reference probe
1-point adjustment with a reference gas
Maintenance
Cleaning
Chemical tolerance
Changing the filter
Troubleshooting
Problem situations
Error messages
Analog output error state
Technical data
GMP252 specifications
Spare parts and accessories
GMP252 probe dimensions
243261SP mounting flange dimensions
DRW244827SP calibration adapter dimensions
ASM212017SP spray shield dimensions
DTR250 radiation shield dimensions
DTR250A pole mounting kit 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
Exception responses
Modbus communication examples
Filtering factor
Warranty
Technical support
Recycling

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