Specifications - Extech Instruments AN340 User Manual

Specifications
Air Velocity
m/s (meters per sec)
fpm (feet per minute)
Relative Humidity
RH
Air Flow
CMM (cubic meters/min)
CFM (cubic ft/min)
Temperature
o o
C/ F
Circuit
Display
Sampling rate
Air velocity/flow sensor Angled mini‐vane arms with low‐friction ball bearing
Sensors
Automatic Power off
Operating Temperature 0°C to 50°C (32°F to 122°F)
Storage Temperature
Operating Humidity
Storage Humidity
Operating Altitude
Battery Power
Battery Life
Battery consumption
Weight
Dimensions
Shop for Data Logging products online at:
Ranges
0.5 – 20 m/s
98 – 3937 fpm
Range
0.1%‐99.9%RH
Ranges
0‐99999 m
0‐99999 ft
Ranges
Air temperature:
o
‐20 to 60 C (‐4 to 140
Wet Bulb temperature:
o
‐20 to 70 C (‐4 to 158
Dew Point temperature:
o
‐20 to 60 C (‐4 to 140
Custom LSI microprocessor
Dual function 32.5 (H) x 54 (W) mm (1.3 x 2.1") LCD
1 reading per second approx.
NTC‐type precision thermistors
Auto shut off after 20 minutes to preserve battery life (sleep mode)
o
‐20 to 50 C (‐4 to 122
<80% RH
<90% RH
2000 meters (7000ft) maximum
Six (6) 'AAA' 1.5V batteries
> 40 hours
14 mA DC (approx.)
210g (0.5 lbs.) including batteries
Main instrument L x W x H: 169 x 78.3 x 44mm (6.6 x 3.1 x 1.7")
Sensor diameter: 18mm (0.7"); Telescoping wand extends 1m (39").
www.
Resolution
0.1 m/s
1 fpm
Resolution
0.1 RH
Resolution
0.1 up to 9999.9
3
/min
then 1.0
0.1 up to 9999.9
3
/min
then 1.0
Resolution
o
F)
o
0.1 C/
o
F)
o
F)
o
F)
14
DataLoggerStore
Accuracy
± (3%rdg + 0.2 m/s)
± (3% rdg + 39 fpm)
Accuracy
±3%RH (10‐90%RH)
±5%RH (<10% or >90%)
Area Range
0 to 99999cm
0 to 99999in
Accuracy
±0.6°C (0 to 50°C)
±1.2°C (below 0°C,
above 50°C)
o
F
± 1.1°F (32 to 122°F)
± 2.2°F (below 32°F,
above 122°F)
AN340-EU-EN V1.3 4/13
1.877.766.5412
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