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Melyik EC,TDS mérő jobb ár-érték arányban?

  • Téma indító Deleted member 4326
  • Esemény kezdete
D

Deleted member 4326

Vendég
$_10.JPG



Features:
  • This is a digital TDS meter tester to test the filter water quality purity, to check the performance of your water filter, to check for hardness (1grain=17ppm), to make sure you always drink pure water.Saves measurements for convenient reading and recording
  • New Style
  • Auto-off function: turns off meter after 5 minutes of non-use to conserve batteries
  • Automatic temperature compensation
  • Shift between TDS and Conductivity
  • Can be used in : Water purifiers and filters, food(vegetable , fruit)&drink quality monitoring, pools and spas, aquarium, hydroponics
Specifications:
Measurement range:
EC:0—9990Ous/cm; TDS:0-9990ppm; Dearees Celsius: 0.1-80.0 Celsius; Fahrenheut:32.0-176.0
Accuracy: ±2%
Size: 155mm*30mm*15mm
Color: White



Vagy ez:

A01836-1_gx_fb.jpg



Features:
  • A cost-effective and reliable device you could ever find!
  • Units of measure: µS, mS, ppm, ppt, °C, °F
  • Easy and simple to use, all push-button operation
  • Measures 2 parameters, Conductivity and TDS using one device only
  • IP65 Waterproof housing (waterproof & dustproof)
  • Adjustable TDS factor from 0.4 to 1.0
  • Adjustable coefficient factor
  • Adjustable Normalization Temperature (Reference Temperature) to 20°C or 25°C
  • Auto & Manual Ranging Capability
  • Allow resetting to factory default setting
  • Dual display temperature & conductivity or TDS with ATC values
  • Water proof membrane keypad
  • °C/°F unit switchable
  • Data hold, hold current reading freeze readings
  • Low battery indicator
  • Auto power off disable
  • Calibration data for ranges can be retained & can be viewed anytime
  • With over & below the limit value indicator
  • Quick response and easy to calibrate with one touch only for calibration
  • Easy battery replacement, uses only 4pcs LR44 batteries
  • Pen size, easy to fit in pocket
  • Low cost design with high accuracy
  • Totally Brand New
  • Offers 2 YEARS WARRANTY


SPECIFICATIONS:
  • Type: TDS & EC Temperature replace it the ATC range
  • Measuring Range:
    • Conductivity: 0~1999 µS
    • Conductivity:0~19.99 mS
    • TDS: 0~1999 ppm
    • TDS:0~19.99 ppt
  • Range Selection: Auto and Manual Range
  • Resolution: 1 µS / 1ppm or 0.01mS / 0.01ppt
  • Accuracy: ±1% Full Scale + 1 digit
  • Calibration standard range: (0.2~1) full scale
  • Operating temperature: 0~50°C (32°F~122°F)
  • Automatic Temperature Compensation (ATC): 0~50°C
  • TDS Factor: 0.4~1.00
  • Temperature coefficient: 0~4.0% per °C
  • Normalization temperature: 20°C or 25°C
  • Power supply: 4 x 1.5V buttons batteries replace with ranges
  • Calibration: Multi-point calibration, one point per range
  • Auto power off
  • Hold data
  • Unit °C/°F switchable
  • Battery Life: >80 hrs continuous use
  • Dimension (H x W x T): 165 x 35 x 32mm


    A 2. egyértelműen komolyabb, viszont szerintetek annyival pontosabban is mérhet?
    A 2. kb 5 ezer forinttal többe kerül, megéri?
 
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