The Testomat® EVO TH CAL is an enhancement of the Testomat® EVO TH. Thanks to the additional calibration function, the Testomat® EVO TH CAL can also be used where calibration of the measuring instrument is important for controlling water quality, e. g. in the pharmaceutical industry.


  • water treatment plants
  • industrial boilers
  • monitoring of process water
  • drinking water plants

Measuring range

0.05-25 °dH water hardness (depending on the choice of the indicator)

Technical Data

Power supply: multi voltage power supply unit 100-240 VAC / 150-350 VDC, 47-63 Hz
Power consumption: max. 30 VA
Durability relay: DC: 8A at 30V or 0.28A at 250V; AC: 8A at 415V
Protection class: I
Degree of protection: IP 44
Ambient temperature: 10–40 °C, 50 – 104°F
Dimensions (B x H x T): 380 x 480 x 280 mm
Weight: approx. 9.0 kg
Menu languages: German, English, French, Dutch (others upon request)

Mains water supply

Operating pressure:
1 to 8 bar (15 to 116 psi) or
0,3 to 1 bar (5 to 15 psi), after removing of the valve body out of the regulator/filter housing
Water inlet: Opaque hose with 6 mm external diameter/4 mm internal diameter
Water outlet: Hose with 12 mm internal diameter
Water temperature: 10 to 40 °C; 50 to 104°F

Here you will find available indicators for the Testomat® EVO TH CAL.
Select accessories in the product search to find e.g. pumps, filters and service sets for the Testomat® EVO TH CAL.