山西11选5走势图基本走势
  • SW-1B water level sensor

Basic parameters and main technical performance index


   Working voltage  DC5.1V±0.1V
   Frequency  /
   Water level

 frequency kHz  water level mm

26.7±0.3   0

26.30    62±30

24.91   183±25

24.46   222±25

24.03   262±20

23.63   302±15

23.13   352±15

22.57   410±20

 Electric performance  Insulation resistance Between the terminal and the mounting plate with DC500V megger test insulation resistance than 100MΩ
 working frequency  /
 Environmental adaptation performance  Heat resistant  Sensors in the 60 soil 3 degrees Celsius in the environment, for 48 hours at room temperature, 1 hours after the action level frequency should meet the requirements
 coldness resistence  Sensors in the-20±3℃  environment, placed after 48 hours at room temperature after 1 hours of action level frequency should meet the requirements
 humidity-resistance in 40 ±3 C 95% relative humidity conditions for 48 hours, performance shall be in accordance with the following provisions: terminal and transposon 1200V/1min applied, without the phenomenon of breakdown flashover; terminal and transposon DC500V megger measurement, insulation resistance should be greater than 10MΩ
   life resistence function  550mm water level sensor applied 20 times per minute, 50000 movements, the change of water level less than 15mm
   Environmental requirements  The products and packaging are in line with the EU RoHS directive 2011/65/EU
   Using the normal work conditions

ranges from -10℃ to 50℃.Altitude can not be higher than 2500 meters.

Comparative wetness should be less than ninety percents.(when the temperature is more than 25℃)

There is not gas,steam,chemical deposition, dust,explosive and corrosive medium to affect the insulation in the working place.

There is not serious vibration and bumping in the working place.

Frequency characteristics of water level curve






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山西11选5走势图基本走势
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