Hotwire thermo-anemometer
VT 110 – VT 115
KEY POINTS
§  Easy to use			§  Hold-min-max functions
§  Adjustable backlight			§  Selection of units
§  Automatic average			§  Airflow calculation
TECHNICALS FEATURES
Measuring element		Hotwire air velocity: thermistance with a negative temperature coefficient. Ambient temperature: NTC sensor
Display		4 lines, LCD technology. Size 50 x 36 mm. 2 lines of 5 digits with 7 segments (value) 2 lines de 5 digits with 16 segments (unit)
Probes		VT 110: Stainless hotwire probe VT 115: Telescopic hotwire probe bent at 90°
Cable		Straight, length: 2 m
Housing		ABS, protection IP54
Keypad		5 keys
Conformity		Directives EMC 2014/30/EU and EN 61010-1
Power supply		4 batteries AAA LR03 1.5 V
Battery life		180 hours
Ambience		Neutral gas
Operating temperature (Instrument)		From 0 to +50°C
Operating temperature (Probe)		From 0 to +50°C
Storage temperature		From -20 to +80°C
Auto shut-off		Adjustable from 0 to 120 min
Weight		250 g
SPECIFICATIONS
Measuring units	Measuring range			Accuracy**		Resolution
Velocity (hotwire)
m/s, fpm, km/h	From 0.15 to 30 m/s			From 0.15 to 3 m/s: +/-3% of reading +/-0.05 m/s From 3.1 to 30 m/s:+/-3% of reading +/-0.2 m/s		0.01  m/s   0.1 m/s
Airflow
m³/h, cfm, l/s, m³/s	From 0 to 99 999 m³/h			+/-3% of reading +/-0.03 x area (cm²)		1 m³/h
Temperature
°C, °F	From -20 to +80°C			+/-0.3% of reading +/-0.25°C		0.1°C
** All accuracies indicated in this document were stated in laboratory conditions and can be
guaranteed for measurements carried out in the same conditions, or carried out with required
compensation.
FUNCTIONS
§  Airflow calculation
§  Airflow calculation with cone
§  Selection of units (air velocity, airflow and temperature)
§  Hold function
§  Display of minimum and maximum values
§  Adjustable auto shut-off
§  Backlight
§  Selection of cone
§  Dimensions of rectangular and circular duct
§  Automatic average
§  Air velocity compensation in atmospheric pressure