Document Outline

• DMT345/346 USER'S GUIDE
  • TABLE OF CONTENTS
  • GENERAL INFORMATION
    • About This Manual
      • Contents of This Manual
      • Version Information
      • Related Manuals
      • Documentation Conventions
    • Safety
      • ESD Protection
    • Recycling
    • Regulatory Compliances
      • EU Declaration of Conformity
      • Transmitters with LAN or WLAN Interface
      • Transmitters with WLAN Interface
    • Patent Notice
    • Trademarks
    • Software License
    • Warranty
  • PRODUCT OVERVIEW
    • Introduction to DMT345 and DMT346
      • Basic Features and Options
      • Operating Principle
      • Structure of the Transmitter
      • Probes and Cooling Set
  • INSTALLATION
    • Selecting Location
    • Mounting the Housing
      • Standard Mounting without Mounting Plate
      • Wall Mounting with Wall Mounting Kit
      • Mounting with DIN Rail Installation Kit
      • Pole Installation with Installation Kit for Pole or Pipeline
      • Mounting Rain Shield with Installation Kit
      • Panel Mounting Frame
    • DMT345 Probe Mounting
      • Installation with Flange
    • DMT346 Probe and Cooling Set Mounting
      • Description of the Cooling Set
        • Parts of the Cooling Set
      • General Probe and Cooling Set Mounting Instructions
        • Probe and Cooling Set Mounting with Process Shut Down
        • Probe and Cooling Set Mounting with Process Running
        • Removing the Transmitter for Maintenance
    • Wiring
      • Cable Bushings
      • Cable Grounding
      • Transmitter Housing Grounding
      • Signal and Power Supply Wiring
      • Connections to a 24 VAC Power Supply
    • Optional Modules
      • Power Supply Module
        • Installation
        • Warnings
      • Galvanic Isolation of Power Supply
      • Third Analog Output
        • Installation and Wiring
      • Alarm Relays
        • Installation and Wiring
        • Selecting Relay Activation State
      • RS-422/485 Interface
        • Installation and Wiring
      • LAN Interface
      • WLAN Interface
        • Attaching the WLAN Antenna
      • Data Logger Module
      • 8-Pin Connector
  • OPERATION
    • Getting Started
    • Display/Keypad
      • Basic Display
      • Graphic History
      • Menus and Navigation
        • Changing the Language
        • Rounding Setting
        • Display Backlight Setting
        • Display Contrast Setting
          • Using Display/Keypad
          • Using Serial Line
        • Keypad Lock (Keyguard)
        • Menu PIN Lock
      • Factory Settings
      • Display Alarms
        • Configuring a Display Alarm
        • Using Serial Line
    • MI70 Link Program for Data Handling
    • Serial Line Communication
      • User Port Connection
        • User Port Operating Modes
      • Service Port Connection
        • Connection Cables
        • Installing the Driver for the USB Cable
        • Using the Service Port
    • LAN Communication
      • IP Configuration
        • Using Display/Keypad
        • Using Serial Line
      • Wireless LAN Configuration
        • Using Display/Keypad
        • Using Serial Line
      • Communication Protocol
      • Web Configuration for LAN and WLAN
      • Terminal Program Settings
        • Opening a Serial/USB Connection
        • Opening a Telnet Session (LAN/WLAN)
      • List of Serial Commands
      • Getting Measurement Message from Serial Line
        • Starting Continuous Outputting
          • R
        • Stopping Continuous Outputting
          • S
        • Outputting Reading Once
        • Assign an Alias for the SEND Command
        • Outputting Reading Once From All Transmitters
    • Communicating with a Transmitter in POLL Mode
      • OPEN
      • CLOSE
      • Formatting Serial Line Message
        • FTIME and FDATE
        • FST
    • General Settings
      • Changing Quantities and Units
        • Using Display/Keypad
        • Using Serial Line
        • FORM
        • UNIT
      • Pressure Compensation Setting
        • Using Display/Keypad
        • Using Buttons on Motherboard
        • Using Serial Line
          • XPRES and PRES
      • Date and Time
        • Using Display/Keypad
        • Using Serial Line
      • Data Filtering
        • FILT
      • Device Information
        • ?
        • LIGHT
        • HELP
        • ERRS
        • MODS
        • VERS
      • Resetting the Device
      • Locking Menu/Keypad Using Serial Line
        • LOCK
    • Serial Output Settings
      • Using Display/Keypad
      • Using Serial Line
        • SERI
        • SMODE
        • ADDR
        • INTV
        • SDELAY
        • ECHO
    • Data Recording
      • Selecting Data Recording Quantities
        • DSEL
      • View Recorded Data
        • DIR
        • PLAY
      • Deleting Recorded Files
        • UNDELETE
    • Analog Output Settings
      • Changing Output Mode and Range
      • Analog Output Quantities
        • AMODE/ASEL
      • Analog Output Tests
        • ITEST
      • Analog Output Fault Indication Setting
        • AERR
      • Extend Analog Output Range
    • Operation of Relays
      • Quantity for Relay Output
      • Measurement-Based Relay Output Modes
        • Relay Setpoints
        • Hysteresis
      • Relay Indicating Transmitter Error Status
      • Enabling/Disabling Relays
      • Indication Led Operation
      • Setting Relay Outputs
        • RSEL
      • Testing Operation of Relays
        • RTEST
    • Sensor Functions
      • AutoCal
        • Automatic AutoCal
        • Manual AutoCal
      • Sensor Purge
      • Starting and Configuring Sensor Purge
        • Using Display/Keypad (Optional)
        • Using Serial Line
          • PURGE
          • PUR
      • Sensor Warming
  • MODBUS
    • Overview of Modbus Protocol Support
      • Taking Modbus into Use
    • Enabling Serial Modbus
      • Using Display/Keypad (Optional)
      • Using Serial Line
    • Enabling Ethernet Modbus
      • Using Display/Keypad (Optional)
      • Using Serial Line
    • Diagnostic Modbus Counters
      • Viewing Counters Using Display/Keypad
      • Viewing Counters Using Service Port
    • Disabling Modbus
  • MAINTENANCE
    • Periodic Maintenance
      • Cleaning
      • Changing the Cooling Set Filter
      • Error States
    • Technical Support
    • Product Returns
  • CALIBRATION AND ADJUSTMENT
    • Calibration
      • User Calibration and Adjustment
      • Opening and Closing Adjustment Mode
      • Adjustment Information
        • CTEXT and CDATE
    • Two-Point Relative Humidity Adjustment
      • Using Display/Keypad
      • Using Serial Line
        • FCRH
    • One-Point Dewpoint Adjustment
      • One-Point Dewpoint Adjustment Using Display/Keypad
      • One-point Dewpoint Adjustment Using Serial Line
    • Adjusting Temperature
      • Adjusting Temperature Using Display/Keypad
      • Adjusting Temperature Using Serial Line
        • CT
    • Adjusting Analog Outputs
      • Adjusting Analog Outputs Using Display/Keypad
      • Adjusting Analog Outputs Using Serial Line
        • ACAL
  • TECHNICAL DATA
    • Specifications
      • Performance
      • Technical Specifications of Optional Modules
        • Power Supply Module
        • Analog Output Module
        • Relay Module
        • RS-485 Module
        • LAN Interface Module
        • WLAN Interface Module
        • Data Logger Module
    • Spare Parts and Accessories
    • Dimensions (mm/inch)
  • EXAMPLE INSTALLATION OF DMT346
  • CALCULATION FORMULAS
  • MODBUS REFERENCE
    • Function Codes
    • Register Map
      • Data Encoding
        • 32-Bit Floating Point Format
        • 16-Bit Integer Format
      • Measurement Data (Read-Only)
      • Status Registers (Read-Only)
      • Configuration Registers
    • Exception Status Outputs
    • Diagnostic Sub-Functions
    • Device Identification Objects
    • Exception Responses