Elbro EFT 2040 Mode D'emploi page 11

EFT 2040
Anhang A / annexe A:
1. General Specifications
Circuit
Display
Measurement Unit
Response Time
Temperature Compensation
Data Hold
Memory recall
Sampling Time
Power off
Operating Temperature
Operating Humidity
Power Supply
Power Current
Weight
Dimension
Accessories included
2. Electrical Specifications (23 ± 5 ° C)
Humidity / Temperature
Humidity
Temperature
Dew Point
° C
° F
Remark:
* Dew point display value is calculated from the Humidity/Temp. measurement automatically.
* The Dew point accuracy is sum accuracy value of Humidity & Temperature measurement.
* Above specifications tests under the environment RF field strength less than 3 V/m & frequency less
than 30 MHz only.
Custom one-chip of microprocessor LSI circuit
LCD, size 44 mm x 29 mm dual function display
Humidity: %RH (Relative Humidity)
Temperature: ° C or ° F
Dew point: ° C or ° F
5 to 30 seconds typically.
@ Reach the 85% reading value
Automatic temp. compensation for the humidity function.
Freeze the display reading
Maximum & Minimum value
Approx 0.8 second
Auto shut off saves battery life
0 to 50 °C
Main instrument: Less than 85% R.H.
Probe: 0 to 95% R.H.
DC ) volt battery, type 6LR61
Approx. 4.6 mA
264 g / 0.67 LB., battery included
Main instrument: 135 x 60 x 33 mm
Probe: 197 mm length
Instruction manual:
Humidity probe
Range
Resolution
Accuracy
Range
Resolution
Accuracy
Range
Resolution
Range
Resolution
1 PC
1 PC
0 % to 95 % R.H.
0.1 % R.H.
≥ 70 % R.H.:±(3% reading + 1 % R.H.)
< 70 % R.H. – 3% R.H.: ± 3 % R.H.
0 to 50 °C, 32 to 122 ° F
0.1 degree
° C – 0.8 ° C
° F – 1.5 ° F
-25.3 °C to 48.9 ° C
0.1 °C
-13.5 ° F to 120.1 ° F
0.1 ° F
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