Extech Instruments WTH600 - Page 21

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OUTDOOR TEMPERATURE
Temp. units
°F or °C
Display range
-40°F to 176°F (-40°C to 80°C)
Operating range
-40°F to 140°F (-40°C to 60°C)
Resolution
0.1°F or 0.1°C
Accuracy
+/- 1°F or 0.5°C typical @ 77°F (25°C)
Display modes
Current, Min and Max, Historical data for past 24 hours
Memory modes
Max & Min from last memory reset (with time stamp)
Alarm
Hi / Lo Temperature Alert
OUTDOOR HUMIDITY
Display range
1% to 99% (< 1%: LO; > 99%: HI)
Operating range
1% to 99%
Resolution
1%
Accuracy
+/- 3% typical @ 77°F (25°C)
Display modes
Current, Min and Max, Historical data for past 24 hours
Memory modes
Max & Min from last memory reset (with time stamp)
Alarm
Hi / Lo Humidity Alert
RAIN GAUGE
Units
mm and in
Range
0~393.7inches (0~9999mm)
Resolution
0.0157 in (0.4 mm)
Accuracy
+/- 7% or 1 tip (whichever is greater)
Display modes
Rainfall (Rate / Daily / Weekly / Monthly), Historical data for past 24 hours
Memory modes
Total rainfall from last memory reset
Alarm
Hi Rainfall Alert
WIND SPEED
Wind speed units
mph, m/s, km/h, knots
Wind speed range
0~112mph, 50m/s, 180km/h, 97knots
Wind speed resolution
0.1mph or 0.1knot or 0.1m/s
Wind speed accuracy
< 5m/s: +/- 0.5m/s; > 5m/s: +/- 6%
Direction resolution
16
Display modes
Gust/average wind speed & direction, Historical data for past 24 hours
Memory modes
Max gust speed with direction (with time stamp)
Alarm
Hi Wind speed Alert (Average / Gust)
WEATHER INDEX
Wind Chill range
-40~158°F (-40~70°C)
Heat Index range
78.8~122°F (26~50°C)
Indoor Dew Point range
-40~158°F (-40~70°C)