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sauter GW485LCD4P User Manual

Modbus - slc gateway
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MODBUS – SLC gateway
user manual
Type: GW485LCD4P
Document version: 1.2

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Summary of Contents for sauter GW485LCD4P

  • Page 1 MODBUS – SLC gateway user manual Type: GW485LCD4P Document version: 1.2...
  • Page 2 GW485LCD4P user manual (ver.: 1.0ß) Introduction This device has been created because the CASE VAV software could monitor only one VAV meanwhile this device is able to monitor 128 VAV. The read values could not be used in building management system. But by this device there is a possibility to integrate the data of the VAV into the building managing system via the Modbus Protocol.
  • Page 3 GW485LCD4P user manual (ver.: 1.0ß) Modbus communication Modbus address can be 1-127. Supported baud rate: – 2400 bps – 4800 bps – 9600 bps – 19200 bps – 38400 bps Stop bit: 1 Data bits: 8 Parity: None Stop bit: 1 SAUTER Magyarország...
  • Page 4 GW485LCD4P user manual (ver.: 1.0ß) Input register (Function code 4) register data type description comment 30001 USINT Modbus address value is from 1 to 127 30002 USINT SLC overrun counter 30003 USINT SLC frame error counter 30004 USINT SLC crc error counter...
  • Page 5 GW485LCD4P user manual (ver.: 1.0ß) Holding register (Function code 3) register data type description comment 40001 USINT Modbus address value is from 1 to 127 40002 USINT Modbus baud rate value is up to 4 40003 USINT Min. polling interval in second...
  • Page 6 GW485LCD4P user manual (ver.: 1.0ß) 40005: Enable or disable displayed VAV scrolling on LCD display. 40006: Scroll to next VAV after 1-250 cycle. (1 cycle without second loop display is 4 sec with second loop display is 6 sec) (Default=2) 40007: If you choose a VAV to display with ‘SET’...

  • Page 7: Hardware Overview

    GW485LCD4P user manual (ver.: 1.0ß) Hardware overview LED’s functions – POWER: Power indicator LED (green) TX1: VAV polling indicator (red) RX1: VAV response indicator LED (green) STATUS: Gateway status indicator LED (yellow), 1 second flash cycle as follows: – 1/5 duty cycle: all of assigned VAV sends response –...
  • Page 8 GW485LCD4P user manual (ver.: 1.0ß) Connection: – This device is a ‘master’ on SLC network. The CASE VAV software is a ‘master’ too. You can use only one ‘master’ on the VAV network. SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6.
  • Page 9 GW485LCD4P user manual (ver.: 1.0ß) Display Normal gateway operation: – Start screens (after restart): – If the device has not assigned VAV, you can see the follow: SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 •...
  • Page 10 GW485LCD4P user manual (ver.: 1.0ß) – When the device has assigned VAV, 2 displays changed every 2 seconds: – You can change the displayed VAV with pushing ‘SET’ button: – When the VAV is in manual operation, you can see a hand pictogram: Manual air flow, Vmin, Vmax: •...
  • Page 11 GW485LCD4P user manual (ver.: 1.0ß) Manual angle, stop, damper open, damper close: • Settings menu: The device has a settings menu. – Push the ‘Reset’ button and after restart hold the ‘SET’ button, then you can see the follow: –...
  • Page 12 GW485LCD4P user manual (ver.: 1.0ß) – When you push the button, the first number will be increased – After 2 seconds the last releasing of the ‘SET’ button you can increase the second number: THE PASSWORD IS 5555. – When the password is correct, you can see the settings: Wait until you press the ‘SET’...
  • Page 13 GW485LCD4P user manual (ver.: 1.0ß) – SLC settings: – Scan VAV devices: If you select the ‘Start’: SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com •...
  • Page 14 GW485LCD4P user manual (ver.: 1.0ß) – Polling interval: – Set new interval: Push the ‘SET’ button to increase the value. After 2 seconds the last releasing of the ‘SET’ button the interval will be stored. – Modbus settings: – Modbus address: SAUTER Magyarország...
  • Page 15 GW485LCD4P user manual (ver.: 1.0ß) – Set new address: Push the ‘SET’ button to increase the value. After 2 seconds the last releasing of the ‘SET’ button the address will be stored. – Modbus baud rate: – Set new baud rate: Push the ‘SET’...
  • Page 16 GW485LCD4P user manual (ver.: 1.0ß) Use with nPO Install communication driver: 1. Add new driver. 2. Select Modicon Modbus (VPIWNMR). SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • •...
  • Page 17 GW485LCD4P user manual (ver.: 1.0ß) 3. Add name. 4. Edit Init file. BAUD_RATE = 9600 BUS=M,D SWAP = NO FLOATSWAP = NO LONGADDR = NO RTSCTS = NO IFG = 0 IFG_MS = 0 SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6.
  • Page 18 GW485LCD4P user manual (ver.: 1.0ß) 5. Select the gateway’s COM port. 6. Only “Finish”. SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu 18/33...
  • Page 19 GW485LCD4P user manual (ver.: 1.0ß) 7. You can use the communication driver after restart. SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu 19/33...
  • Page 20 GW485LCD4P user manual (ver.: 1.0ß) Add new data point The driver address structure: MODBUS address Function code VAV register array (1-128) Array (1-99) (3, or 4) (0 is a diagnostic array) element VAV’s data point definition: – 1st array, VAV SLC address (register array zero element): This data point is both readable and writable.
  • Page 21 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV setpoint (register array 1st element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu 21/33...
  • Page 22 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV actual value (register array 2nd element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu...
  • Page 23 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV damper position in degrees (register array 3rd element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com •...
  • Page 24 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV damper position (register array 4th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu...
  • Page 25 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV differential pressure (register array 5th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu...
  • Page 26 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV no response counter (register array 6th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com •...
  • Page 27 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV polled data kill kill byte (register array 7th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • •...
  • Page 28 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV manual command (register array 8th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu...
  • Page 29 GW485LCD4P user manual (ver.: 1.0ß) – 1st array, VAV manual command’s value (register array 9th element): SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com •...
  • Page 30 GW485LCD4P user manual (ver.: 1.0ß) To add more data point is similar to the former one, except that the number of registers should be written in an appropriate way. For example, VAV angle for the register array of 23rd can be added in the following: SAUTER Magyarország...
  • Page 31 GW485LCD4P user manual (ver.: 1.0ß) For example, the data of the VAV register array 1: Here we can see that the register 1st array of 1 SLC address’s VAV data by uploading from the converter but it is currently not available, because it does not receive data.
  • Page 32 GW485LCD4P user manual (ver.: 1.0ß) Then the device fills the 130 SLC address’s VAV data to register array 1. Examples of diagnostic data points: SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 •...
  • Page 33 GW485LCD4P user manual (ver.: 1.0ß) Created: Miklós Varga (SAH) Date: September 30, 2014 SAUTER Magyarország Sauter Automatikai Kft. 1148 Budapest, Fogarasi út 2-6. Tel. +36 (1) 470-1000 Fax +36 (1) 467-9000 • • • • sah@hu.sauter-bc.com • www.sauter.hu 33/33...