Vaisala HMP230 Series User Manual Page 1

HMP230Humidity andTemperatureTransmitters

Versatile Humidity Transmittersfor Demanding UsersThere are many diverse industrialprocesses which all make their owndemands on the instrumentationuse

Five Models for Different ApplicationsThe HMP234 is designed speciallyfor measurement in pressurizedspaces or vacuum chambers; itspressure range goes

CALIBRATIONThe transmitter software also includesa procedure for calibrating therelative humidity and temperature.The calibration can be done eitherby

INSTALLATION OPTIONSThe sensor head of the HMP233transmitter is ideal for use in tightspaces, but it can also be installed inducts and chambers or eve

Technical InformationACCURACIES OF THE VARIABLESAccuracies of the calculated variables depend on the cali-bration accuracy of the humidity and tempera

Technical InformationOUTPUTSTwo analogue outputs 0...20 mAselectable and scaleable 4...20 mA0...1 V0...5 V0...10 VTypical accuracy of analogue ±0.05 %

Technical InformationRef. A587en 1998-04Vaisala GmbHPostfach 54026722502 Hamburg 54GERMANYPhone: (+49 40) 85 80 27Telefax: (+49 40) 85 08 444Vaisala (