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Handheld Electrical Conductivity Meter (CM-31P)

  • Product Code : CM-31P

  • Maker : TOA-DKK

  • Model : CM-31P

  • Origin : Japan

Hotline: +84 24 6265 2550
 + Display of sanility (NaCl) is availble ( CM-31P)
 + Highly accurate measurement in pure water attainable with the pure water temperature compensation function ( CM-31P-W)
 + Power saving-design; rechargeable battery adapable
 + Waterproof design(IP67, 1m depth, up to 30mins)
 
Measurement Range(when using standard cell):
EC 0.1mS/m-10S/m
ER 0.1Ω·m-10kΩ·m
Salinity 0-4.00%
Temperature 0-80°C

Measurement Method: AC 2-electrodes
Display unit: LCD
Measurement item / range:
+ CM-31P:
Electrical conductivity: 0.1mS / m-10S / m
Electrical resistance: 0.1Ω · m-10kΩ · m
Salinity: 0-4.00%
Temperature: 0-80.0 ° C

+ CM-31P-W:
Electrical conductivity: 5μS / m - 20mS / m
Electrical resistance: 50Ω · m - 182kΩ · m
Temperature: 0 - 80.0 ° C

Display Range: 
+ Electrical conductivity:
0 - 200.0μS / m
0 - 2.000mS / m
0 - 20.00mS / m
0 - 2.000S / m
0 - 20.00S / m
0 - 200.0S / m

+ Electrical resistance:
0.005-2.000Ω · m
0-20.00Ω · m
0-200.0Ω · m
0-2.000kΩ · m
0-20.00kΩ · m
0-200.0kΩ · m
0-2.000MΩ · m
0-20.00MΩ · m

+ Salinity (NaCl): 0 - 4.04%
+Temperature: -5 - 110.0ºC

* For each  range, the electrical conductivity / resistance differs according to the cell used

Electrical conductivity / resistance unit Switching: Can switch between SI unit (S / m, Ω · m) to (S / cm, Ω · cm).
Repeatability: 
+ Electrical conductivity: ± 0.5% FS
+ Electrical resistance: ± 0.5% FS
+ Salinity: ± 0.5% FS
+ Temperature: ± 0.2ºC


Temperature Compensation:
+ Switch setting between Auto/Manual/None Temperature
+ Compensation method: Linear/pure water dual temperature compensation
+ Reference temperature: 25ºC
+ Temperature coefficient: 0-9.99% (optional setting)

Calibration: Cell constant calibration
Temperature Calibration: 1 point calibration
Correction function: Sanility correction - Atmospheric pressure correction
Data Memory: 1000 repositories
Auto Hold Function: Yes
Interval Memory Function: Provided(Can be specified between 1 second - 99 minutes 59 seconds or 2 seconds - 99 hours 59 minutes)
Clock Function: Provided( To be shown while conducting a measurement)
Printing Function: Can be connected to the ESP-P30 printer (optional)
RS-232C Interface:
+ Connection Device: PC or External Printer ESP-P30 (Optional) 
Waterproof Construction: IP67, can be kept in water at depths of 1m and within 30 minutes
Performance Compensation Temperature: 0-45 ° C
Power Source: AA alkaline battery / Nickel-Hydrogen battery (2 batteries) or AC adapter (6VA option), use 600 hours
Power Consumption: 0.009W (when using 3V battery)
Outside Dimensions: 68 x 35 x 173mm
Mass: 280 g

This product is used to measure electrical conductivity, resistance, salinity, temperature in the laboratory

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