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Datcon DT1102 M (PS) Operating Instructions Manual

Modbus output galvanic isolator
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DT1102 M (PS)
MODBUS Output Galvanic Isolator
Operating Instructions

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Summary of Contents for Datcon DT1102 M (PS)

  • Page 1 DT1102 M (PS) MODBUS Output Galvanic Isolator Operating Instructions...

  • Page 2: Table Of Contents

    DT1102 M Contents . About this document..............4 1.1. Function....................4 1.2. Target group..................4 1.3. Symbolism used .................. 4 2. For your safety................5 2.1. Authorized personnel................5 2.2. Appropriate use ................... 5 2.3. Warning about misuse ................. 5 2.4. General safety instructions ..............5 2.5.
  • Page 3 DT1102 M Setting-up................21 7.1. First steps..................21 7.2. Analogue input type setting ............... 23 7.3. Analogue input range setting ............. 24 7.4. MODBUS communication parameters setting ........25 7.5. MODBUS registers ................26 7.6. Resetting default setting ..............27 7.7. Display measured data ..............28 7.8.

  • Page 4: About This Document

    DT1102 M 1. About this document 1.1. Function This operating instructions manual has all the information you need for quick set-up and safe operation of DT1102 M (PS). Please read this manual before you start setup. 1.2. Target group This operating instructions manual is directed to trained personnel. The contents of this manual should be made available to these personnel and put into practice by them.

  • Page 5: For Your Safety

    For safety and warranty reasons, any internal work on the instruments must be carried out only by DATCON personnel. 2.2. Appropriate use The DT1102 M (PS) is a MODBUS Output Galvanic Isolator for industrial use.

  • Page 6: Product Description

    DT1102 M 3. Product description 3.1. Delivery configuration The scope of delivery encompasses: Delivered items • DT1102 M (PS) • documentation: this operating instructions manual certification warranty mini USB (5 pin) - USB A cable setup software on CD 3.2. Type designation 20230127-V0...

  • Page 7: Operating Principle

    * You must use one input at a time. The PC configurator software is accessory or free downloadable from homepage: www.datcon.hu The input type and range and the MODBUS communication parameters are configurable (current or voltage). See chapter 10.1. Technical specification.

  • Page 8: Adjustment

    DT1102 M Connecting the instrument to the PC through the USB interface the instrument’s communication circuitry come into active state and it is ready for communication with the configuration software. The USB port is galvanic isolated therefore the USB cable can plugged into a grounded PC too.

  • Page 9: Indicators, Usb Connector

    DT1102 M 3.5. Indicators, USB connector The following figure shows the indicators and USB connector on the DT1102 M front panel. 1. USB-B mini, 5 pole connector for connecting to the PC at configuration. 2. The „error” red indicator blinking light indicates different error states.

  • Page 10: Mounting

    DT1102 M 4. Mounting 4.1. General instructions The instrument should be installed in a cabinet with sufficient IP protection, where the operating conditions are in accordance with chapter 10.1. Technical specification, as described under the title: Ambient conditions. The instruments are designed in a housing for mounting on TS-35 Mounting position rail.

  • Page 11: Mounting Procedure

    DT1102 M 4.3. Mounting procedure The following figure shows the mounting procedures (fixing on the rail): Mounting on the rail The mounting doesn’t need any tool. 1. Tilt the instrument according to the figure; put the instrument’s mounting hole onto the upper edge of the rail (figure step 1.). 2.

  • Page 12: Connecting

    DT1102 M 5. Connecting 5.1. Preparing the connection Always observe the following safety instructions: • The connection must be carried out by trained and authorized personnel only! • Connect or disconnect only in the complete absence of supply voltage • You should take note the data concerning on the overcurrent protection in installation •...

  • Page 13: Connecting The Dc Current Signal Source

    DT1102 M 5.2. Connecting the DC current signal source The following figure shows the wiring plan, connecting the DC current signal source: Wiring plan, connecting the DC current signal source (see also “Application example”) Be careful the polarity of the cables 1.

  • Page 14: Connecting A -2.5 - +2.5 Vdc Voltage Signal Source

    DT1102 M 5.3. Connecting a -2.5 - +2.5 VDC voltage signal source The following figure shows the wiring plan, connecting the DC voltage signal source: Wiring plan, connecting the DC voltage signal source (see also “Application example”) Be careful the polarity of the cables 1.

  • Page 15: Connecting A -125 - +125 Vdc Voltage Signal Source

    DT1102 M 5.4. Connecting a -125 - +125 VDC voltage signal source The following figure shows the wiring plan, connecting the DC voltage signal source: Wiring plan, connecting the DC voltage signal source (see also “Application example”) Be careful the polarity of the cables 1.

  • Page 16: Connecting The Signal Processing Unit And The Power Supply

    DT1102 M 5.5. Connecting the signal processing unit and the power supply The following figure shows the wiring plan, connecting the signal processing unit and the power supply, where the DT1102 M is an intermediate device on the RS485 bus: Wiring plan, connecting the signal processing unit and the power supply...

  • Page 17: Put The Instrument Under Supply Voltage

    DT1102 M The following figure shows the wiring plan, connecting the signal processing unit and the power supply, where the DT1102 M is the last device on the RS485 bus: Wiring plan, connecting the signal processing unit and the power supply (see also “Application example”) Be careful the polarity of the...

  • Page 18: Connecting To Pc Via Usb Cable

    The USB driver is in \DT1102 M\USB Driver folder of the included CD, or downloadable from www.datcon.hu website. 3. After the settings unplug the USB cable from instruments. (Please don’t move to USB plug laterally.) The USB port is galvanic isolated therefore the USB cable can plugged into a grounded PC too.

  • Page 19: The First Start-Up, Indicators

    DT1102 M 6. The first start-up, indicators 6.1. The first start-up After connecting the DT1102 M is ready to work with the factory default parameters. Factory default settings: • Input signal: Current • Input initial value: 0 mA • Input end value: 22 mA Used input terminals are Common (7) and Iin (8).

  • Page 20: Indicator Led-S

    DT1102 M 6.2. Indicator LED-s The following figure shows the indicators and USB connector on the DT1102 M front panel. (2) The blinking light of „error” red indicator indicates different error states. (3) The continuous light of „on” green indicator indicates that the instrument is working.

  • Page 21: Setting-Up

    DT1102 M 7. Setting-up 7.1. First steps For setting-up you need: Necessary tools • mini USB (5 pin) - USB A cable (accessory) • DT1102 M.exe configuration software (accessory) • PC with Windows operation system and one free USB connector 1.
  • Page 22 DT1102 M The virtual serial port setting panel (for USB communication): The all perspective of configuration program: 20230127-V0...

  • Page 23: Analogue Input Type Setting

    DT1102 M 7.2. Analogue input type setting The instrument has two different inputs. The selectable input Function signal can be current or voltage. [Factory default: Current input] 1. Select the appropriate input mode by clicking the button. Sequence of operations 2.

  • Page 24: Analogue Input Range Setting

    DT1102 M 7.3. Analogue input range setting Selectable input ranges: Function -25 - +25 mA @ current input Terminals: Common (7) and Iin (8). -2.5 - +2.5 V @ voltage 1 input Terminals: Common (7) and Uin1 (9). -125 - +125 V @ voltage 2 input Terminals Common (7) and Uin2 (10).

  • Page 25: Modbus Communication Parameters Setting

    DT1102 M 7.4. MODBUS communication parameters setting The instrument has RS485 interface. The measured values, Function selected input type and error messages readable via this interface with MODBUS RTU/ASCII protocol. Parameters: Protocol: RTU/ASCII Parity: None/Even/Odd Communication speed: 2400/4800/9600/14400/19200/38400 Device address: 0-247 (). [Factory default: RTU protocol, Even parity, 9600 Baud, 1.

  • Page 26: Modbus Registers

    DT1102 M 7.5. MODBUS registers The table shows the MODBUS registers. Register address Content 1000 Input type (UINT16): 100 - current input, 101 - voltage input 1001 Error register (UINT16): 0 - no error 1 - fatal error 4 - input overload 5 - MODBUS error 1002 Measured value HI (IEEE754 Single, HI...

  • Page 27: Resetting Default Setting

    DT1102 M 7.6. Resetting default setting In this case all the settings are deleted, and the default settings Function are restored. Using this function makes sense in that case, when the settings of the instrument have changed so much, that it is easier to start the setting-up process from the default factory setting.

  • Page 28: Display Measured Data

    DT1102 M 7.7. Display measured data The program can read out and display the measured input value Function when the PC and instrument are connected. This value helps to check instruments wiring and settings. 7.8. Display system information The program can read out and display the system information Function when the serial port is open.

  • Page 29: Display Errors

    DT1102 M 7.9. Display errors The program can read out and display the error messages when Function the serial port is open. When the error occurs, the error message and the error code are visible. The figure shows how visible the “Output range error” status. When the critical errors occur (Error code = 1), must call the manufacturer.

  • Page 30: Fault Rectification

    8.2. Repairing There is no user repairable part inside the instrument. In accordance with Point 2.1.: For safety and warranty reasons, any internal work on the instrument must be carried out only by DATCON personnel. 20230127-V0...

  • Page 31: Dismounting

    DT1102 M 9. Dismounting 9.1. Dismounting procedure Before dismounting take note the warnings written in chapter 5.1. Preparing the connection. The following figure shows the dismounting procedures. Dismounting from the rail The dismounting procedure needs a screwdriver for slotted screws. 1.

  • Page 32: Appendix

    DT1102 M 10. Appendix 10.1. Technical specification Input parameters Input signal: DC current / DC voltage Maximum of input ranges: -125 - +125 V (Uin2 voltage input: 7-10) -2.5 - +2.5 V (Uin1 voltage input: 7-9) -25 - +25 mA (Iin current input: 7-8) Overload: 150 V @ Uin2 (7, 10) 50 V @ Uin1 (7, 9)
  • Page 33 DT1102 M Galvanic isolation Test voltage: 2500 VDC (between input-output, input-power supply terminals) 500 VDC (between output-power supply terminals) Power supply Power supply: DT1102 M 24 VDC ±10% DT1102 M PS 230 V AC/DC ±10% Power consumption: DT1102 M <1.2 W / 1.8 VA DT1102 M PS <1.9 VA / 1.3 W Ambient conditions...
  • Page 34 DT1102 M General data Housing: TS-35 rail mounting housing material: polyamide PA6.6 Fireproof class: V2-V0 / UL94 Connection: Pluggable screw-terminal Connecting cable: 1.5 mm (max.) Dimensions: 12.5 x 108 x 114 mm (width x height x depth) Mass: 0.15 kg Ingress Protection (EN 60529): IP 20 The Manufacturer maintains the right to change technical data.

  • Page 35: Application Example

    DT1102 M 10.2. Application example 20230127-V0...
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