an industrial safety & marine products distribution company
an industrial safety & marine products distribution company
The MODEL 485B Thermo-Hygrometer is a versatile, compact, handheld instrument for measuring percentage of relative humidity and temperature in °F or °C. Dew point and wet bulb temperatures are derived from the relative humidity and temperature measurements and are displayed on the LCD.
Product Applications
Building commissioning
Pulp & paper
Features
Compatible with Dwyer AP1 thermo-anemometer and VP1 100 mm vane thermoanemometer probes (sold separately)
Hold feature to freeze current readings on the display
Stores up to 99 readings for future evaluation
Specifications
Service:
Humidity, temperature, wet bulb and dew point temperature detection in clean air.
Temperature Limits:
Process: -40 to 176°F (-40 to 80°C); Ambient: 5 to 125°F (-15 to 51°C).
Range Relative Humidity:
0 to 100% (non-condensing).
Accuracy Relative Humidity:
±2% FS over 10 to 90% @ 77°F (25°C).
Range Temperature:
-20 to 140°F (-28 to 60°C).
Accuracy Temperature:
±0.54°F @ 72°F (±0.3°C @ 25°C).
Display:
4.5 digit LCD.
Resolution:
0.1%, 0.1 °F/°C.
Probe Length:
8" (203 mm) insertion.
Power Requirements:
9 V alkaline battery, included, user replaceable.
Weight:
16 oz (454 g).
Agency Approvals:
CE.
Specific References
customer support
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