Text version of the page 
Text version of the page 
49 •Optimum ambient conditionsand process monitoring•2 output channels, 4-20 mAeach (2 wire)•Accuracy 2 %RH (1%RHoptional)•Humidity parameter selectable:%RH, dewpoint, absolute
humidity etc.•High temperature to +180°C
•Optionally with signal outputs•Optionally with display•Networking via RS485/ethernet possible (up to 32
instruments)
•Optimum monitoring ofhumidity in compressed air•4-20 mA (2 wire)•Optionally with signal outputs•Optionally with display andoperation menu•Humidity parameter selectable:pressure dewpoint, absolute
humidity, ppm etc.
•Wide selection of standardtemperature probes•Highly flexible design andproduction of custom-designedprobes•Complete with cable, plug-inconnection and screw
connection•Including signal processing(transmitter, display, networking)•Online monitoring via RS485/ethernet
•Detect and eliminate leakages•Cost allocation by consumer•Integrated totaliser (sumfunction)•Superior design, from thesensor via the measurement
pipe to the operating menu See page 50/51 or order the brochure “StationarySolutions for Air Conditioning and Process” testo 6740 – Measures humidity in compressed air/dry air
testo stationary temperature probes – More than just a temperature probe
testo 6440 – the compressed air counter
hygrotest – The humidity transmitter for air conditioning and drying See page 52 or order the brochure “Stationary
Solutions for Air Conditioning and Process” Send for the brochure “Stationary Solutions forAir Conditioning and Process” Send for the brochure “Stationary Solutions forAir Conditioning and Process”
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