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SM1911M Us er Ma nual
SM1911M
4-20mA current type temperature and humidity sensor
User Manual
File Version: V22.1.17
SM1911M using the standard DC4-20mA current output signal,easy access to PLC，DCS and other
instruments or systems for monitoring temperature,humidity 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 SM1911M
- Page 1 User Manual File Version: V22.1.17 SM1911M using the standard DC4-20mA current output signal,easy access to PLC，DCS and other instruments or systems for monitoring temperature,humidity 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 SM1911M Us er Ma nual Brand SONBEST Temperature measuring range -30℃~80℃ ±0.5℃ @25℃ Temperature measuring accuracy Humidity measuring range 0~100%RH ±3%RH @25℃ Humidity accuracy Communication Interface DC4~20mA Power DC12~24V 1A Running temperature -40~80° C Working humidity 5%RH~90%RH Wiring instructions Any incorrect wiring can cause irreversible damage to the product.
- Page 3 SM1911M Us er Ma nual (80-(-30))*(12-4)÷ (20-4)+-30 31.875 (80-(-30))*(13-4)÷ (20-4)+-30 38.75 (80-(-30))*(14-4)÷ (20-4)+-30 45.625 (80-(-30))*(15-4)÷ (20-4)+-30 52.5 (80-(-30))*(16-4)÷ (20-4)+-30 59.375 (80-(-30))*(17-4)÷ (20-4)+-30 66.25 (80-(-30))*(18-4)÷ (20-4)+-30 73.125 (80-(-30))*(19-4)÷ (20-4)+-30 (80-(-30))*(20-4)÷ (20-4)+-30 As shown in the above formula, when measuring 8mA, current current is 31.5 ℃。...
- Page 4 SM1911M Us er Ma nual Contact Us Company: Shanghai Sonbest Industrial Co., Ltd Address:Building 8,No.215 North east road,Baoshan District,Shanghai,China 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...
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