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CEL-MAR ADA-401WP User Manual

1-wire to modbus-rtu measuring module
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ADA-401WP
User manual
ADA-401WP
1-WIRE to MODBUS-RTU Measuring Module
io_ada-401wp_v.1.24_en
Copyright © 2001-2017 CEL-MAR sp.j.
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Summary of Contents for CEL-MAR ADA-401WP

  • Page 1 ADA-401WP User manual ADA-401WP 1-WIRE to MODBUS-RTU Measuring Module io_ada-401wp_v.1.24_en Copyright © 2001-2017 CEL-MAR sp.j.

  • Page 2: Table Of Contents

    ADA-401WP Contents 1. GENERAL INFORMATION..................................4 1.1. WARRANTED INFORMATION............................... 4 1.2. GENERAL CONDITIONS FOR SAFE USE............................ 4 1.3. CE LABEL....................................... 4 1.4. ENVIRONMENTAL PRESERVATION............................4 1.5. SERVICE AND MAINTENANCE..............................4 1.6. PACK CONTENTS..................................4 2. PRODUCT INFORMATION..................................4 2.1. PROPERTIES....................................4 2.2.
  • Page 3 ADA-401WP 7.3.1.3. FUNCTION 0x03 / 0x04 – READOUT OF ATMOSPHERIC PRESSURE FROM MEASURING CHANNEL [4X / 3X- REFERENCES]..................................23 7.3.1.4. FUNCTION 0x03 / 0x04 – READOUT OF LIGHTING FROM MEASURING CHANNEL [4X / 3X-REFERENCES]..23 7.3.1.5. FUNCTION 0x03 / 0x04 – READOUT OF SUNLIGHT FROM MEASURING CHANNEL [4X / 3X-REFERENCES]...24 7.3.1.6.

  • Page 4: General Information

    1.1. WARRANTED INFORMATION ADA-401WP module is covered by a two year warranty from date of sale. The warranty does not cover damage caused from improper use, materials consumption or any unauthorized changes. If the product does not function (is damaged), or not operate in accordance with the instructions will be repaired.

  • Page 5: Description

    The ADA-401WP offers a low power wide input voltage range from an external source of greater than 10V to a maximum of 30V and can be delivered from power pack (e.g. DR-15-12). The module has built in reverse polarity protection to protection against opposite polarization of power supply.

  • Page 6: Application

    ● not supply converter from power circuit device that generates large impulse interference such as transmitters, contactors, 3.1. ASSEMBLING ADA-401WP enclosure is adapted to assembly on TS-35 (DIN35) rail. To install should be mounted device on the rail, upper part of the enclosure, then press bottom part to hear characteristic „Click” sound.

  • Page 7: Gnd Terminal Connection

    Example connection of Rt (connected to screw terminal block of RS485/422 interface) are shown on Fig. 3 & 4. 3.4. CONNECTION TO 1-WIRE NETWORK 3.4.1. CONNECTION TEMPERATURE SENSORS Connections of 1-wire temperature sensors to ADA-401WP module are shown below. ADA-401WP RS485/RS422...

  • Page 8: Supported Sensors With 1-Wire Interface

    3.5. POWER SUPPLY CONNECTION The power supply to ADA-401WP module should be DC (regulated) from 10 V to 30V and minimum nominal power should be 3W, e.g. ZS-12/250 or DR-15-12. Power cable from DC power supplies to device must not be longer than 3m.

  • Page 9: Activation

    Configuration of ADA-401WP module should be made by the use of ADAUtil software – delivered whit the module. To make configuration, connect ADA-401WP to a PC (according to point CONNECTION TO COMPUTER) and be the power. If after power, on the front panel is not lit green LED PWR, check the power connection (polarity).

  • Page 10: General Configuration

    Run ADAUtil software and select branch Configuration=>Communication on left panel and on right select COM port used for module configuration. Then select branch Configuration=>Communication=>ADA-401WP on left panel and on right press [Read Configuration form Module]. Set the parameters in the following sections.

  • Page 11: 1-Wire Configuration

    TL and TH registers of DS18xxx sensor and readout from these registers. Disable this option causes that Lo and Hi values setted in the measurement channel configuration are written to ADA-401WP memory and readout from there.
  • Page 12 ADA-401WP Fig 8. View of ADAUtil measuring channel configuration window After readout the configuration of measurement channels, serial numbers of all searched sensors will be presented in the column Sensor SN. The numbers of channel are assigned in order of search by the module.

  • Page 13: Changing Sensors Order

    If before readout the configuration of measure channels, were not connected temperature sensors to the module, the list of the column [U.m.] will be empty. In this case, connect sensor (s) to ADA-401WP and again readout the configuration of measurement channels from ADA-401WP memory, by pressing [Read Configuration form Module].

  • Page 14: Sensors Removing

    ADA-401WP Illustration of APC procedure ADA-I1040 RS232 / RS485 RS485 network RS232 or USB ADA-I9140, ADA-I9141 USB / RS485 1-WIRE network up to 100m The order of assignment with DS18S20 sensors sensors to measuring channels before: and after : ending APC procedure...

  • Page 15: Printing Of Configuration

    Run ADAUtil software and select Configuration => Communication on left panel and on right select COM port used for changing software. Then select Configuration => Communication => ADA-401WP and press button Change Firmware, window will open in which should be selected and opened the *.bin. Software will be load to ADAUtil buffer storage and will be checked. If the ADAUtil not detect errors in loaded file, can be changed the module software.

  • Page 16: Factory Default

    Run ADAUtil software and select Configuration => Communication on left panel and on right select COM port used for changing software. Then select Configuration => Communication => ADA-401WP and press button Change Firmware, window will open in which can be selected and opened file *.bin. Software will be load to ADAUtil buffer storage and will be checked. If the ADAUtil not detect errors in loaded file, module software can be changed.

  • Page 17: Rs485 Interface Diagnostics

    Start ADAUtil software and select Configuration => Communication on left panel and on right select COM port used for changing software. Then select Configuration => Communication => ADA-401WP => Measuring Channels, and on right window press Readout Configuration form Module. Scroll on right, until to see the unit Diagnostic of channels. On the screen are the columns: Value - measurement value readout from the sensor.

  • Page 18: Diagnostic Of Modbus Protocol

    6.3. DIAGNOSTIC OF MODBUS PROTOCOL After finishing diagnostic of measurement channels of each ADA-401WP module in installation, can be started diagnostic and checking of correctness MODBUS protocol communication on RS485 bus. The module should be in the RUN mode – the SW1 micro switch should be setted like in the table below.

  • Page 19: Configuration Of Modbus-Rtu Communication

    Fig 14b. View of MODBUS monitoring window – work parameters of channels 6.3.1. CONFIGURATION OF MODBUS-RTU COMMUNICATION MODBUS Monitoring window has options for configuration of MODBUS-RTU communication: Module Address [1-247] - enter the address of ADA-401WP module for MODBUS-RTU protocol. COM Port - setted in window Communication.

  • Page 20: Module Monitoring- Modbus-Rtu

    7. IMPLEMENTATION OF MODBUS-RTU PROTOCOL ADA-401WP module is a like node for the 1-wire network. Each node can be addressed and connected to RS485 bus, and this allow working together many dispersed 1-WIRE networks, with remote control system e.g. temperature, humidity, atmospheric pressure CO concentration, etc.

  • Page 21: Table Of Modbus-Rtu Addresses

    ADA-401WP enable easy integration of 1-wire sensors with existing automation systems. Extended implementation of the MODBUS-RTU protocol is available by contacting the service department. 7.1. TABLE OF MODBUS-RTU ADDRESSES 7.1.1. MODBUS REGISTERS MEASURING CHANNELS READOUT BY FUNCTION 04 (3X –...

  • Page 22: Frame Structure Of Modbus-Rtu Protocol

    ADA-401WP Address Address Number of Data address measuring for measuring Data description Attribute Value (F04) (F03) channel channel 30656 40656 serial number SN-C63-B0-B1 16-bit register 7.2. FRAME STRUCTURE OF MODBUS-RTU PROTOCOL Device address (1-byte) Function (1-byte) Data (n-bytes) CRC-16Lo (1-byte) CRC-16Hi (1-byte) 7.3.

  • Page 23: Function 0X03 / 0X04 - Readout Of Relative Humidity From Measuring Channel [4X / 3X-References]

    ADA-401WP Byte no Designation Size Value [hex] Registry number Hi 1 byte Registry number Lo 1 byte CRC-Lo 1 byte CRC-Hi 1 byte Example. Temperature readout form two channels (address 40001 to 40002 / address 30001 to 30002) 01-03-00-00-00-02-CRCLo-CRCHi 01-04-00-00-00-02-CRCLo-CRCHi...

  • Page 24: Function 0X03 / 0X04 - Readout Of Sunlight From Measuring Channel [4X / 3X-References]

    ADA-401WP Function 0x03 / 0x04 are used for readout of the value from measuring channel (sensor). The value from measuring channel (sensor) is presented by a 16-bit register. The registers with measuring value of lighting are in the format of 16-bit signed integer (C/C++ type short int).

  • Page 25: Function 0X03 / 0X04 - Readout Of Circuit Serial Number From Measuring Channel [4X / 3X-References]

    ADA-401WP The actual value of measurement value of amperage from DES-216-I transducer in mA DC (0 – 20 [mA A20] is obtained from readout register according to algorithm from paragraph 7.3.1.1 by use appropriate factor value DW=100 (table p.7.3.1.1). 7.3.2. FUNCTION 0X03 / 0X04 - READOUT OF CIRCUIT SERIAL NUMBER FROM MEASURING CHANNEL [4X / 3X-REFERENCES] Use function code 0x03 / 0x04 for readout of 1-WIRE circuit serial number from measuring channel.

  • Page 26: Function 0X03 / 0X04 - Readout Of Measuring Channel Status [4X / 3X-References]

    ADA-401WP 01-03-08-26-10-17-40-01-00-00-23-CRCLo-CRCHi 01-04-08-26-10-17-40-01-00-00-23-CRCLo-CRCHi In the response circuit serial number from channel 0: 26-10-17-40-01-00-00-23 Response – in case of error Byte no Designation Size Value [hex] Module address 1-Byte 01 [1 to F7] Function code 1-Byte 83 / 84 Error code...

  • Page 27: Specification

    ADA-401WP Example. 2 channels status readout (address 40201 to 40202 / address 30201 to 30202) 01-03-00-C9-00-02-CRCLo-CRCHi 01-04-00-C9-00-02-CRCLo-CRCHi Response Byte no Designation Size Value [hex] Module address 1-byte 01 [01 to F7] Function code 1-byte 03 / 04 Number of data bytes N-byte...
  • Page 28 Thank you for purchasing CEL-MAR Company product. We hope that the ADA-401WP module and this user manual help simplify your network of 1-Wire sensor for industrial applications. We also wish to remind you that CEL-MAR Company are a manufacturer of the widest selections of data communications products in the world in applications such as: data transmission converters in RS232, RS485, RS422, USB, Current Loop, Fibre-Optic and Ethernet Converters and many others.

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