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SONBEST SM1030B User Manual

Rs485 voltage 20mv acquisition module
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SM1030B Us er Ma nual
SM1030B
RS485 voltage 20mv acquisition module
User Manual
File Version: V21.3.24
SM1030B using the standard RS485 bus MODBUS-RTU protocol,easy access to PLC，DCS and
other instruments or systems for monitoring 20MV state quantities.The internal use of high -precision
sensing core and related devices to ensure high reliability and e xcellent long-term stability,can be
customized RS232,RS485,CAN,4-20mA,DC0~5V\10V,ZIGBEE,Lora,WIFI,GPRS and other output
methods.

Technical Parameters

Technical parameter
Parameter value
best Industrial Co., Ltd
Page1
Sha nghai Son

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Summary of Contents for SONBEST SM1030B

  • Page 1 User Manual File Version: V21.3.24 SM1030B using the standard RS485 bus MODBUS-RTU protocol,easy access to PLC，DCS and other instruments or systems for monitoring 20MV state quantities.The internal use of high -precision sensing core and related devices to ensure high reliability and e xcellent long-term stability,can be customized RS232,RS485,CAN,4-20mA,DC0~5V\10V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
  • Page 2 SM1030B Us er Ma nual Brand SONBEST Input Signal DC0-20mV voltage Communication Interface RS485 Default baud rate 9600 8 n 1 Power DC9~24V 1A Running temperature -40~80° C Working humidity 5%RH~90%RH Wiring instructions Any incorrect wiring can cause irreversible damage to the product. Please carefully wire the cable as follows in the case of power failure, and then connect the cable to confirm the correctness and then use it again.
  • Page 3 SM1030B Us er Ma nual 40106 00 69 protocol read/write 1~10 3 read and modify device address (1) Read or query device address If you don't know the current device address and there is only one device on the bus, you can use the command FA 03 00 64 00 02 90 5F Query device address.
  • Page 4 SM1030B Us er Ma nual command is: 01 06 00 67 00 05 F8 1601 03 00 66 00 01 64 15 . Device ID Function id Start Address Target Baud Rate CRC16 00 66 00 01 64 15 Change the baud rate from 9600 to 38400, changing the code from 3 to 5.
  • Page 5 SM1030B Us er Ma nual Web: http://www.sonbest.com Web: http://www.sonbus.com SKYPE: soobuu Email: sale@sonbest.com Tel: 86-021-51083595 / 66862055 / 66862075 / 66861077 best Industrial Co., Ltd Page5 Sha nghai Son...

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