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SM1635B2 Us er Ma nual
SM1635B2
RS485 current loop 4-20ma output controller
User Manual
File Version: V21.3.24
SM1635B2 using the standard RS485 bus MODBUS-RTU protocol,easy access to PLC，DCS and
other instruments or systems for monitoring 4-20MAcurrent state quantities.The internal use of
high-precision sensing core and related devices to ensure high reliability and excellent 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 SM1635B2
- Page 1 User Manual File Version: V21.3.24 SM1635B2 using the standard RS485 bus MODBUS-RTU protocol,easy access to PLC，DCS and other instruments or systems for monitoring 4-20MAcurrent state quantities.The internal use of high-precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232,RS485,CAN,4-20mA,DC0~5V\10V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
- Page 2 SM1635B2 Us er Ma nual Brand SONBEST Communication Interface RS485 Default baud rate 9600 8 n 1 Power DC9~24V 1A 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 SM1635B2 Us er Ma nual command FA 03 00 64 00 02 90 5F Query device address. Device ID Function id Start Address Data Length CRC16 00 64 00 02 90 5F FA is 250 for the general address. When you don't know the address, you can use 250 to get the real device address, 00 64 is the device model register.
- Page 4 SM1635B2 Us er Ma nual effect immediately, at which point the device will lose its response and the baud rate of the device should be queried accordingly. Modified. 5 Read Correction Value (1) Read Correction Value When there is an error between the data and the reference standard, we can reduce the display error by adjusting the correction value.
- Page 5 SM1635B2 Us er Ma nual Tel: 86-021-51083595 / 66862055 / 66862075 / 66861077 best Industrial Co., Ltd Page5 Sha nghai Son...
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