Humidity Cabinet​

ASTM D 1748


Rust Protection by Metal Preservatives in the Humidity Cabinet.

This test method is used for evaluating the rust-preventive properties of metal preservatives under conditions of high humidity.


Art. LT/HC-250000/M

Humidity Cabinet - ASTM D 1748


  • Double wall thermostatic cabinet made of 18/8 stainless steel
  • Hinged cover consisting of two layers of desized cotton cloth mounted on an aluminium frame
  • Desized cotton cloth conforming to military specification MIL C-5646F
  • Water level regulating system for automatic adjustment of the water level consisting of one 20 litres carboy, 2000 ml Erlenmeyer flask, glass and rubber tubing
  • Low-level water device
  • Air supply and metering system:
  • air filter
  • needle valve
  • rotameter
  • pressure gauge
  • pressure regulator
  • filtering trap and tubing
  • Tank equipped with draining tap
  • Electric heating with 2 armoured stainless steel immersion heaters
  • Lin-Tech operating software Lab-Link running in Windows® ambient:
  • TFT/LCD 8”
  • resolution 800 × 640 and 16.2 M colours
  • USB Port
  • storage capacity for more than 60’000 analysis
  • Temperature controlled by PID with over-temperature alarm and temperature sensor with provision for calibration
  • Air flow rate automatically monitored
  • Humidity sensor
  • Rotating stage at 1/3 rpm geared by and electric motor for the suspension of 33 steel test panels by means of the suspension hooks
  • Circular drip pan mounted on the rotating stage



Humidity Cabinet

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Humidity Cabinet

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Power Supply

220Vac 50/60 Hz



cm 80 × 80 × 100



kg 60



  • AB-102-502: steel test panel
  • LAB-102-504: dummy panel made of PMMA
  • LAB-102-507/A: aluminium oxide cloth 240 grit, pack of 100
  • LAB-102-508: silica sand, pack of 1 kg
  • LAB-102-509: PH paper


Spare Parts

LAB-102-515: desized cotton cloth

LAB-102-510: air diffuser stones not certified

LAB-102-503: suspension hooks

LAB-110-020: heater

LAB-140-002: PT100 probe


CE marked