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Modbus/BACnet IP Gateway

GT200-BM-2RS

User Manual

REV 1.4

SST Automation

E-mail: [email protected]

WWW.SSTCOMM.COM

Summary of Contents for GT200-BM-2RS

Page 1: ...Modbus BACnet IP Gateway GT200 BM 2RS User Manual REV 1 4 SST Automation E mail SUPPORT SSTCOMM COM WWW SSTCOMM COM ...

Page 2: ...net Interface 8 2 4 3 RS 232 RS 485 Interface 9 3 Software Instructions 12 3 1 Notes before Configuration 12 3 2 Quick Start Guide 13 3 3 Search Equipment 13 3 3 1 Search All Equipment of Ethernet 13 3 3 2 IP Search 14 3 4 Configuration 15 3 4 1 Configure Ethernet Parameters 16 3 4 2 Configure Serial and Modbus Parameters 17 3 4 3 Command Configuration 19 3 5 Locate 21 3 6 Remote Reset 22 3 7 Open...

Page 3: ...motion function and error handling functions Easy to use configuration software SST BM CFG 1 3 Technical Specifications 1 The gateway can achieve the communication between BACnet and Modbus 2 Ethernet 10 100M adaptive 3 Supports up to 500 BACnet BIs 300 BOs 300 BVs 500 AIs 300AOs 300 AVs 500 MSIs and 100MSOs and the sum of all kinds of BACnet IP objects should not exceed 1264 4 Supports the follow...

Page 4: ...erfaces with 1KV optical isolation 8 Power supply 24VDC 11V 30V 90mA 24VDC 9 Operating temp 4 F to 140 F 20ºC to 60 ºC relative humidity 5 95 non condensing 10 External dimension W H D 1 57 in 4 92 in 4 33 in 40mm 125mm 110mm 11 Installation 35mm DIN rail 12 Protection class IP20 13 Test standard EMC test standards ...

Page 5: ... BM 2RS WWW SSTCOMM COM 5 2 Hardware Descriptions 2 1 Product Appearance Ethernet RJ 45 interface RS 485 RS232 interfaceⅠ Configuration Switch Dual Power Interface SerialⅠIndicators Ethernet Indicators SerialⅡIndicators RS 485 RS232 interfaceⅡ ...

Page 6: ...range Red and green on at the same time Simultaneously On At the power Blink Alternately Configuration Mode Blink Alternately for 3 seconds Use locating function SerialⅠTX Green Blinking Serial data sending OFF No serial data is sending SerialⅠRX Green Blinking Serial data receiving OFF No serial data is receiving SerialⅡTX Green Blinking Serial data sending OFF No serial data is sending SerialⅡRX...

Page 7: ...dress is fixed at 192 168 0 188 this mode can only read and write configuration data but cannot communicate between BACnetIP and Modbus RTU On On Configuration Mode IP address is fixed at 192 168 0 188 this mode can only read configuration data but cannot communicate between BACnetIP and Modbus RTU Note Restart GT200 BM 2RS power off and power on after reconfiguring the configuration and the confi...

Page 8: ...nsure the normal operation of the equipment Power wiring is shown as below GND NC 24V 1 2 3 GND 24V DC power 24V Ⅰ Power interface of GT200 BM 2RS GND NC 24V 1 2 3 GND 24V Optional Required Power interface of GT200 BM 2RS another DC power 24V Ⅱ 2 4 2 Ethernet Interface Ethernet interface uses RJ 45 connector 10 100M adaptive The pin definition standard Ethernet signal is shown as below ...

Page 9: ... S5 Bi Directional Data S6 RXD Receive Data Input S7 Bi Directional Data S8 Bi Directional Data 2 4 3 RS 232 RS 485 Interface GT200 BM 2RS supports standard dual port RS232 or RS 485 RS232 interface pins are defined as follows TX RX GND 1 2 3 Pin Function 1 TX connect with TX of user device 2 RX connect with RX of user device 3 GND RS485 interface pins are defined as follows B A GND 1 2 3 ...

Page 10: ...es Transmission rate 1200 bps 115 2Kbps Media Shielded twisted pair cable and also can cancel the shielding depending on environmental conditions EMC Site number 32 stations per subsection without repeater and can increase up to 127 stations with repeater Plug connection 3 pin pluggable terminal 2 The main points on the installation of RS 485 transmission equipment All the equipment are connected ...

Page 11: ...5 Equipment 485 485 485 485 When RS485 communicates under the point to multipoint mode in order to prevent the reflection and interference of the signal it requires connecting a terminal resistor in the farthest two ends of the each line the parameter is 120Ω 1 2W There are no parallel terminal resistors at the serial port side of GT200 BM 2RS ...

Page 12: ...ork does not have the DHCP server the configuration switch bit 1 should be in the configuration state on restart GT200 BM 2RS gateway to let the settings take effect The IP address of GT200 BM 2RS is fixed 192 168 0 188 subnet mask is 255 255 255 0 and gateway address is 192 168 0 1 3 1 Notes before Configuration SST BM CFG is a product based on Windows platform and used to configure parameters of...

Page 13: ... manual and download the configuration to the gateway Connect with the Modbus slave devices Connect with the BACnet IP master 3 3 Search Equipment Before configuring parameters of GT200 BM 2RS the user need search the gateway using the software The software provides two ways to search the gateway for the user 3 3 1 Search All Equipment of Ethernet Click Search equipment button of the main interfac...

Page 14: ...P Search button of the main interface will pop up a dialog box and user need to enter the IP address of the equipment After entering the correct IP address the software will search GT200 BM 2RS with this IP address in the network and list the information of the equipment in the main interface ...

Page 15: ...ote If the users select the IP search users need to enter correct IP address or it will not search equipment 3 4 Configuration Select the equipment to be configured in the list and the function like Locate Configuration Remote Reset Import and Export will become available ...

Page 16: ... Gateway GT200 BM 2RS WWW SSTCOMM COM 16 Click Configuration button will pop up the window 3 4 1 Configure Ethernet Parameters Ethernet parameters include Device Name Assign IP Mode IP Address Subnet Mask Default Gateway DNS1 DNS2 ...

Page 17: ...s Set the IP address of the device Subnet Mask Set the subnet mask of the device Default Gateway Set the gateway address for the device DNS1 The first domain name server LAN cannot set DNS2 Standby domain name server Byte Swap Does not currently support BACnet IP port Set the BACnet IP port number of GT200 BM 2RS Device Instance Set device instance number GT200 BM 2RS 3 4 2 Configure Serial and Mo...

Page 18: ...nge is 300 60000ms Delay between polls After one Modbus command has been sent and has received correct response the delay time before next command being sent the range is 0 2500ms Output Mode Modbus write command command output has two output modes cycle and change of value output Change of Value When the output data has changed it outputs the write command and stop outputting after receiving corr...

Page 19: ...o demotion After n times Modbus command response failure to automatically degrade to slow scan Auto Demotion Time When the Demotion Time timeout the command will promote a fast command The range of the parameter value is 3000 to 600000ms How to action after N successive response timeout Clear Data Hold Data Note The gray parts cannot be changed 3 4 3 Command Configuration 1 Add and delete nodes Ri...

Page 20: ...ble click to add the command For each Modbus commands setting SST BM CFG will automatically map the Modbus commands to the corresponding BACnet objects after configuring Read coil Status fill in the number of data automatically mapped to BACnet BI binary input Take above picture as an example ...

Page 21: ... UINT32 Float and FloatV Float Inverse contrary to high and low word of Float optional different display for different types of BACnet object Scaling You can edit range 0 01 to 100 default 1 0 Read Input Register Mapping to the BACnet AI analog input or MI multistate input you can choose Force Single Coil Mapping to the BACnet BO binary output or BV binary value you can choose Preset Single Regist...

Page 22: ...ately blinks a few seconds in order to find the device 3 6 Remote Reset The function of remote reset is restarting the selected device Select the equipment in the list first click Remote reset button it will pop up a confirmation dialog then click OK to complete the operation ...

Page 23: ...to Excel the configuration parameters are saved to the computer xls one to one mapping relationship of each Modbus command and BACnet objects They can easily be seen from the export of Excel Save save the configuration parameters to a computer chg for later viewing attention to save this file Select the device in the list click on the save or Export button and select the path to complete the opera...

Page 24: ...are saved in the document you can make changes to the data inside but please ensure correctness of the data or incorrect data will be processed in accordance with the default values Do not change the data keyword and do not add spaces Do not change the keyword of data and do not add spaces ...

Page 25: ...S For example The above chart multifunction energy monitoring instrument is a current measuring meter with Modbus slave station interface the measurement of the current value is stored in the address 40001 In the SST BM CFG configure the No 03 function code start address is 0 corresponds to the Modbus register 40001 address and then the SST BM CFG will be automatically mapped to the BACnet object ...

Page 26: ...User Manual Modbus BACnet IP Gateway GT200 BM 2RS WWW SSTCOMM COM 26 5 Installation 5 1 Machine Dimension Size 1 57 in width 4 92 in height 4 33 in depth ...

Page 27: ...User Manual Modbus BACnet IP Gateway GT200 BM 2RS WWW SSTCOMM COM 27 5 2 Installation Method Using 35mm DIN rail ...

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