Specifications - Extech Instruments 407117 User Manual

Specifications

Circuit
Display
Measurement units
Data hold
Sampling rate
Sensors
MAX/MIN Memory
Automatic Power off
Data Output
Operating Temperature Meter: 32 to 122°F (0 to 50°C); Sensor: 32 to 176°F (0 to 80°C)
Operating Humidity
Power Supply
Power Current
Weight
Dimensions
Air Velocity Measurements
m/s (meters per sec)
km/h (kilometers per hour)
ft/min (feet per minute)
mph (miles per hour)
knots (nautical miles per hour )
Air Flow Measurements
CMM (cubic meters per minute)
CFM (cubic feet per minute)
Air Temperature
Custom LSI microprocessor circuit
Dual function 0.5" (13 mm) 4-digit LCD
Air Velocity: m/s, km/h, ft/min, knots, mph;
3
Air Flow: CMM (m /min) and CFM (ft
Freezes displayed reading
1 second approx.
Air velocity/flow sensor: Low friction, ball-bearing vane;
Temp. sensor: Precision thermistor
Record and Recall Maximum and Minimum readings
Auto shut off after 15 minutes to preserve battery life
RS 232 PC serial interface with 16-bit data stream output
Max. 80% RH
9V battery (Heavy duty alkaline); optional AC adapter
Approx. DC 8.3 mA
1.6 lbs. (700 g) including battery & probe
Main instrument: 7 x 2.9 x1.3" (178 x 74 x 33mm)
Telescoping Sensor: 0.5" diameter head;
23.6" (600mm) max antenna length with 39" (1m) cable
Range
0.80 – 12.00 m/s
2.8 – 43.2 km/h
160 – 2358 ft/min
1.8 – 26.8 mph
1.6 to 23.3 knots
Range
3
0-999,900 m /min
3
0-999,900 ft /min
Range
o
32 - 176 F (0 - 80
3
3
/min);Temp: °C and °F
Resolution Accuracy %rdg
0.01 m/s ± (2% + 0.2 m/s)
0.1 km/h ± (2% + 0.8 km/h)
1 ft/min ± (2% + 40 ft/m)
0.1 mph ± (2% + 0.4 mph)
0.1 knots ± (2% + 0.4 knots)
Resolution
0.001 to 100
0.001 to 100
Resolution
o o
C) 0.1 F/C
Model 407117 - Version 2.1 - November 2005
Area
2
0 to 9,999m
2
0 to 9,999ft
Accuracy
o o
1.5 F (0.8 C)