User manual

RH490-EU V2.0 12/06
6
Specifications
Function Range and Resolution Accuracy
Humidity
0.0 to 10.0%RH ±3%RH
10.0 to 90.0%RH ±2%RH
90.0 to 100.0%RH ±3%RH
Temperature -22.0 to – 3.9
o
F
-30.0 to -19.9
o
C
±2.7
o
F
±1.5
o
C
-20.0 to 70.0
o
C
-4.0 to 158.0
o
F
±1
o
C
±1.8
o
F
70.1 to 100.0
o
C
158.1 to 199.0
o
F
±1.5
o
C
±2.7
o
F
Wet Bulb
0 to 80°C (32 to 176°F)
Calculated from RH and air
temperature measurements
Dew Point
-30 to 100°C (-22 to 199°F)
Mixing Ratio
0 to 1120 GPP (grains per pound)
0 to 160 g/kg (grams per kilogram)
Display Dual LCD
Response Time: <30 seconds (90% of final value in moving air)
Operating Conditions 0 to 50
o
C (32 to 122
o
F); < 80% RH non-condensing
Storage Conditions -40 to 85
o
C (-40 to 185
o
F); <99% RH non-condensing
Power Supply 9 Volt battery
Battery Life Approx. 24 hours
Dimensions / Weight 200 x 45 x 33mm (7.8 x 1.7 x 1.3”); 200g (7 oz.)
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