Ascon tecnologic H3 Line User Manual
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Ascon tecnologic H3 Line User Manual

Ascon tecnologic H3 Line User Manual

Humidity & temperature transmitter
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Humidity &
Temperature Transmitter
H3 Line
User Guide
M.I.U. H3 - 1/11.02
Cod. J30-478-1AH3 E

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Summary of Contents for Ascon tecnologic H3 Line

  • Page 1 Humidity & Temperature Transmitter H3 Line User Guide M.I.U. H3 - 1/11.02 Cod. J30-478-1AH3 E...
  • Page 2 As Ascon Tecnologic continues to improve and develop products, the information contained in this manual may also be subject to change. Ascon Tecnologic reserves the right to change such information without notice.

  • Page 3: Table Of Contents

    INDEX Preface ..........User Requirements .
  • Page 4 Index (continued) Chapter 4 Maintenance ........Cleaning/replacing the dust filter .
  • Page 5 Index (continued) Chapter 9 Configuration Tool ........System requirements .
  • Page 6 Index (continued)

  • Page 7: Preface

    Ascon Tecnologic Srl assumes no liability for damage to any product resulting from the disregard of information contained in this manual. Purpose of this manual This manual contains the information necessary to understand and to configure the H3 line Humidity and Temperature transmitter.

  • Page 8: Using This Manual

    - Definitions, symbols and conversion tables. Getting started In the first section you are introduced to Ascon Tecnologic modules basics. The following sections contain general information that applies to all modules or module groups of the series. Topics are for example: •...

  • Page 9: Related Documents

    For additional information regarding MODBUS in general, refer to the documents issued by the respective Users Organisations. If you need specific information on an Ascon Tecnologic, refer to the specific data sheet. Current documentation on Internet Make sure you are always working with the latest documentation published. The latest changes or additional information can be found on the Internet at: http://www.ascon.it...
  • Page 10 Humidity & Temperature Transmitter - H3 Line...

  • Page 11: Getting Started

    Chapter 1 Getting started Product description The H3 line transmitters are Humidity and Temperature electronic measuring instruments that determine measurements by means of a highly accurate, condensation resistant capacitive sensor integrated in a silicon microchip (the “Humi-Chip” module). This technology provides accurate process measurements, reliability and excellent long-term stability.

  • Page 12: Ordering Code

    Humidity & Temperature Transmitter - H3 Line Ordering Code Hardware options are added to H3 transmitters as required by the user. The options that are to be installed are specified by the first part of the Ordering Code. Hardware Outputs...

  • Page 13: Hardware Configuration (1St Part Of The Ordering Code)

    1-3-1 Mounting type (fields A and B of the Ordering Code) The H3 line can be installed in different modes also through dedicated accessories: • Wall installation, mounting the transmitter directly or using the mounting brackets fitted outside the housing (Order Code: H-SFE2);...

  • Page 14: Output Configuration (2Nd Part Of The Ordering Code)

    Humidity & Temperature Transmitter - H3 Line Output configuration (2 part of the Ordering Code) Using the ordering code, the user can order the configuration of the output ports necessary for the application: • Number of analogue outputs (0, 1 or 2);...

  • Page 15: Transmitter Configuration

    Chapter 1 - Getting started Transmitter configuration 1-6-1 Base configuration If all hardware configurations and options can be specified in the Ordering Code, the transmitter can be installed and used immediately. 1-6-2 Advanced configuration If all hardware configurations and options are not specified in the Ordering Code, the transmitter can be configured with the Controller Explorer software.
  • Page 16 Humidity & Temperature Transmitter - H3 Line Normal In normal operation on the display are shown the values of the variables read from operation the “Humi-Chip” sensor (RH and T). Errors The error conditions are immediately displayed and remains on the display while...

  • Page 17: Start Up

    Chapter 2 Start up Installation 2-1-1 Precautions “Humi-Chip” measurement module incorporates an integrated temperature sensor. The measured values are correct when the “Humi-Chip” Humidity and Temperature are both in equilibrium with the surrounding ambient conditions. For optimum performance, the following recommendations must be observed: 1.

  • Page 18: Dimensions

    Humidity & Temperature Transmitter - H3 Line Dimensions 2-2-1 Transmitter Mounting Wall mounting Duct mounting 250/530 48.5 Ø20 Remote sensor mounting Ø20 2000/5000 Output Conduit M16 M12 Connector CH 15 CH 19 70 max. 35 max.

  • Page 19: Mounting Holes And Mounting Accessories

    Chapter 2 - Start-up 2-2-2 Mounting holes and mounting accessories Wall mounting: H3-P... and H3-R... a) 4 internal holes (std.) b) 2 brackets (optional) 4 mounting 4 mounting holes Ø4.5 holes Ø4.5 Mounting for Duct model: H3-C... Adjustable flange Ø100 self locking 4 mounting Ø75 holes Ø11...

  • Page 20: Electrical Connections

    Humidity & Temperature Transmitter - H3 Line Electrical connections 2-3-1 Version with internal removable spring terminals and M16 conduits PT100 RS485 Serial Temperature communications output (opt.) port (opt.) AL relay output Analogue outputs AO1 output Humi-chip module AO2 output Power supply Display (opt.)

  • Page 21: Version With 5 Pole M12 Connectors

    Chapter 2 - Start-up 2-3-2 Version with 5 pole M12 connectors A (male), B (female), C (male): three 5 pole M12 connectors. The type of Notes: 1. connector (Male/Female) is referred to the connector present on product, not to the one at the end of the cable. The AO1 output is isolated from the optional AO2 output.
  • Page 22 Humidity & Temperature Transmitter - H3 Line...

  • Page 23: Basic Functions

    Chapter 3 Basic Functions Transmitter functions The H3 line transmitters convert data from an external sensor in order to retransmit analogue signals or display decimal values. The basic functions of the H3 instruments also include calculations to obtain new values from the data acquired.
  • Page 24 Humidity & Temperatur Transmitter - H3 Line...

  • Page 25: Chapter 4 Maintenance

    Chapter 4 Maintenance Cleaning/replacing the dust filter PVDF plastic Wire mesh filter protection with threaded connection Wire mesh stainless steel filter Sintered stainless steel filter with threaded connection PVDF plastic probe sheath (duct version) Teflon filter with threaded connection Replaceable Humi-chip module The dust filter should be cleaned from time to time depending on the working...

  • Page 26: Replacement Of The "Humi-Chip" Module

    Humidity & Temperature Transmitter - H3 Line Replacement of the “Humi-Chip” module The sensor of the “Humi-Chip” module does not need any periodic calibration. The replacement sensor is delivered factory calibrated. Calibration is not required after replacement. If the replacement of the “Humi- Chip”...

  • Page 27: Advanced Functions

    Chapter 5 Advanced functions Expert users can modify the configuration of the H3 transmitter in order to adjust the transmitter features to the project specification. Using the 485 serial communications port and the Modbus protocol the user can change: • Type and range of the analogue outputs; •...

  • Page 28: Commands

    Humidity & Temperature Transmitter - H3 Line Commands The available Commands/Functions using the Modbus protocol are: • Reset the min/MAX variable values; • Sensor check; • Sensor calibration; • Sensor substitution. The commands can be submitted only through the serial communications port using the Modbus protocol.

  • Page 29: Sensor Replacement

    Chapter 5 - Advanced Functions 4. Change the environmental conditions to those of the second point (High) to be calibrated. To obtain a valid sensor calibration the conditions of the sensor must be stable. 5. Write in register 306 the code of calibration High: 0x2220 (8736). 6.

  • Page 30: Date And Time Format

    Humidity & Temperature Transmitter - H3 Line Date and Time format The format of date and time data is standard (ref: CEI 870-5-4). The internal clock can be adjusted only through the Modbus protocol. The information is structured on 4 words as follows:...

  • Page 31: The Modbus Protocol

    Chapter 6 The Modbus Protocol Communications Lines H3 line transmitters can be equipped with an optional RS485 serial communications line which can excahange data using the Modbus Protocol. This serial line is used to configure and manage the instrument. When the RS485 line is not present, it is always possible to configure the transmitter using the internal RS232 line that communicates with the same Modbus protocol.

  • Page 32: Common Registers And Diagnostics

    Humidity & Temperature Transmitter - H3 Line Application ModBus ModBus Memory Model Data Model PDO Addresses Read input 0 Discrete input Discrete data Read/write coil 0 Coils Read register 0 Input registers Registers Read/write holding 0 Holding registers Data are divided in types ad assigned to the address ranges that follow:...

  • Page 33: Diagnostics

    Chapter 8 - The ModBus Protocol 6-3-2 Diagnostics Accessed by the Function Code 08 - Diagnostics. The only supported sub code is 0 (0000h) – Return Query Data The answer message is identical to the whole request message. Discrete data (input and coils) Registers in this area can be accessed as single bits.

  • Page 34: Identity Registers

    Humidity & Temperature Transmitter - H3 Line Baudrate Register Name Meaning Access Baudrate Baud Rate selection register Register (replied at reg. 802) (note) Note: Registers 41, 108 e 109, are present for conformity to historical Ascon settings. Registers 41 and 109 are replied at registers 801 and 802. Writing to and reading at one of the registers (41 and 801, 109 and 802) produces the same effect on both the registers.

  • Page 35: Configuration Registers

    Chapter 8 - The ModBus Protocol Display menu setting Register Name Meaning Access Cmd_cngmenu Change display mode Start-up settings. Default Available display setting (cmd_cngmenu register). Value Values displayed 0 (default) RH, T 6-5-5 Configuration registers The Configuration Registers Address range from 801... 1000. Read “Chapter 8 - Configuration”...
  • Page 36 Humidity & Temperature Transmitter - H3 Line Value Values displayed Normal mode Diagnostic mode. All display dots active Display diagnostic Register Name Meaning Access 1003 diag_reg2 Analogue Output disgnostic Value Values displayed Normal mode Diagnostic mode. OP1 and OP2 output value...

  • Page 37: Chapter 7 Commands

    Chapter 7 Commands Commands are divided in two parts: - Program commands - System commands Program commands Program commands are present as coils and as registers. They can be found at addresses 301... 308. 7-1-1 Cmd_Res Register Name Meaning Access Cmd_Res Min/Max Reset Pulse type command.

  • Page 38: Operating System Commands

    Humidity & Temperature Transmitter - H3 Line 7-2-2 Operating System Commands Register Name Meaning Access Command Operating system command Available commands: Value Alx-Reset 21332 (0x5354) STORE parameters in EEPROM 21075 (0x5253) RESTORE parameters in EEPROM 21076 (0x5254) Transmitter RESET...

  • Page 39: Chapter 8 Configuration

    Chapter 8 Configuration This chapter describes the configuration registers and setting procedures. The transmitter configuration can be done only through the serial communications port using Modbus protocol. In this way the user can set the serial communica- tions parameters, the output and the alarm functioning modes. All Configuration registers are protected by “Public password”...

  • Page 40: Temperature Engineering Units

    Humidity & Temperature Transmitter - H3 Line Register Name Meaning Access BaudRate Baud Rate selection register (replied at reg. 109) (note) Start-up setting. Default Setting values for Baudrate register. Value Address 1200 2400 4800 4 (defaut) 9600 19200 Note: Register 109 is present for conformity to historical Ascon settings. Register 109 is replied at register 802.

  • Page 41: Input Source For Analogue Outputs

    Chapter 6 - Configuration Value OPx-Type 0...10 V 0...5 V 0...1 V Note: All unused bits are set to 0. 8-1-5 Input Source for Analogue Outputs Register Name Meaning Access Input Source for Analogue Output AO1 OP1-Source Input Source for Analogue Output AO2 OP2-Source Start-up setting: Default 0...
  • Page 42 Humidity & Temperature Transmitter - H3 Line...
  • Page 43 Chapter 9 Configuration Tools System requirements Minimal configuration to allow Humidity Explorer functioning correctly: Processor Pentium II, 1GHz 512 MB RAM Disk free space 20 MB Additional drive CD-ROM Graphic card Able to display the resolution of 1024*768 Operating System Windows 2003, Windows XP SPII or Windows Vista 32bit Installing the configuration software Insert the CD-ROM: the installation page should open automatically if autorun is...
  • Page 44 Humidity & Temperature Transmitter - H3 Line 9-3-1 Configuration software settings Click on ‘Comms’ and ‘Port’ and ensure that the port number corresponds to the one being used on the computer. Click on the correct port number if there is a check mark in the wrong setting.
  • Page 45 Chapter 9 - Configuration Tool 9-3-2 To save the transmitter settings in a file Select the tab ‘Upload Cnf’. Click on the floppy disk icon under the heading ‘Parameters and Configuration’ to copy the transmitter settings into the Configuration software. Completed the Upload procedure, store the settings as a file, these data can be saved as a permanent record and used to configure another transmitter.
  • Page 46 Humidity & Temperature Transmitter - H3 Line 9-3-3 To store the screen settings into the trasmitter Click on the tab ‘Download Cnf’. Click on the floppy disk icon under the heading ‘Parameters and Configuration’ to store the screen settings into the instrument.
  • Page 47 Chapter 9 - Configuration Tool 9-3-5 To recall a previously stored file To recall a previously stored file, click on ‘File’ and then ‘Open’, or click on the open icon at the top of the window. In both cases, the open window will appear, which will list all previously stored file names with the file extension appropriate to the controller as listed above.
  • Page 48 Humidity & Temperature Transmitter - H3 Line 9-3-7 Printing the configuration To print the present configuration of the instrument: select “file” from the main window, select “Print Conf” from the menu. The following will be printed: • all the configuration tab sheets;...
  • Page 49 Chapter 9 - Configuration Tool Recs Type of data MMDD HHMM Logger 32,9 28,2 10,3 05-apr 2007 14,18 Logger 33,2 10,4 05-apr 2007 14,19 Logger 33,4 27,9 10,4 05-apr 2007 14,2 Logger 33,4 27,8 10,3 05-apr 2007 14,21 Logger 33,4 27,8 10,2 05-apr...
  • Page 50 Humidity & Temperature Transmitter - H3 Line...
  • Page 51 Appendix A Modbus Address Map Register Name Meaning Access RH Value (0 .. 100,0%) – Relative Humidity measure reached T Value (-40 .. +123,8°C) –Temperature measure reached RH_MAX RH Max Value – Max. Relative Humidty value reached RH_min RH Min Value – Min. Relative Humidty value reached T_MAX T Max Value –...
  • Page 52 Humidity & Temperature Transmitter - H3 Line Register Name Meaning Access … … … … Error Sense Value Analog Out Value Out of Range … … … … SensorCal_date Date - sensor calibration (month, day)(note) SensorCal_year Date - sensor calibration (year)(note)
  • Page 53 Appendix B Characteristics Technical characteristics Charactertistics at 25°C environmental temperature Range 0.0…100.0% RH Resolution 12 bit Sampling time Relative Temperature limits -30... +90°C (figure 1) Humidity (RH) 1.8% between 10... 90% RH, non-linearity, hysteresis and Accuracy (figure 2) repeatability included Typical long-term drift <...
  • Page 54 Humidity & Temperature Transmitter - H3 Line Charactertistics at 25°C environmental temperature 5, combinable with each measurement (RH, T, DP, ΔT) Number or “Humi-Chip” break Alarms Type Min./Max., delayed and/or stored 1 Relay SPST, max. 1 A at 30Vdc/1A at 120Vac, directly...
  • Page 55 Appendix C Troubleshooting C-1-1...
  • Page 56 Humidity & Temperature Transmitter - H3 Line...
  • Page 57 Appendix D Warranty We warrant that the products will be free from defects in material and workmanship for 3 years from the date of delivery. The warranty above shall not apply for any failure caused by the use of the product not in line with the instructions outlined in this manual.
  • Page 58 Humidity & Temperature Transmitter - H3 Line...
  • Page 59 Appendix D - Warranty...

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