Lutron AM-4234SD – Hot Wire Anemometer & Air velocity, Air flow, Humidity, Dew point, Type K/J Temp.

Circuit

Custom one-chip of microprocessor LSI circuit.

Display

LCD size : 52 mm x 38 mm
LCD with green backlight ( ON/OFF ).

Function

Anemometer ( Air velocity, Air flow ). Humidity/Temp. meter.
Type J/K thermometer.

Measurement Unit

Air velocity :
m/S (meters per second)
Km/h ( kilometers per hour ) Ft/min ( FPM, feet per minute ) Knots ( nautical miles per hour ) Mile/h ( mph, miles per hour )

Air temperature :°C, °F Air flow : CMM, CFM.

Humidity/Temp. : %RH/°C or °F. Dew point ( Humidity ) : °C or °F. Wet bulb ( Humidity ) : °C or °F. Type K/ Type J thermometer : °C, °F

Sensor Structure

Air velocity & Air flow :
Tiny glass bead thermistor.

Air temperature : Thermistor.

Humidity :
Precision capacitance humidity sensor.

Type K, Type J thermometer : Type K/J thermocouple probe. * Probes are optional.

Datalogger Sampling Time Setting range

Auto

1 second to 3600 seconds
@ Sampling time can set to 1 second,

but memory data may loss.

Manual

Push the data logger button once will save data one time. @ Set the sampling time to

0 second.
@ Manual mode, can also select the

1 to 99 position ( Location ) no.

Memory Card

SD memory card. 1 GB to 16 GB.
* It recommend use memory card ≦ 4 GB.

Advanced setting

• *  Set clock time ( Year/Month/Date, Hour/Minute/ Second )
• *  Set sampling time
• *  Auto power OFF management
• *  Set beep Sound ON/OFF
• *  Decimal point of SD card setting
• *  SD memory card Format
• *  Set thermometer type to Type K or Type J
• *  Set temperature unit to °C or °F
• *  Set air flow type ( CFM/USA, CMM/EURO )
• *  Set air flow area dimension

Temperature Compensation

Automatic temp. compensation for the Anemometer function and the type K/J thermometer.

Data Hold

Freeze the display reading.

Memory Recall

Maximum & Minimum value.

Sampling Time of Display

Approx. 1 second.

Data Output

RS 232/USB PC computer interface. * Connect the optional RS232 cable UPCB-02 will get the RS232 plug.

* Connect the optional USB cable USB-01 will get the USB plug.