Beijing Silk Road Enterprise Management Services Co.,LTD
Professional manufacture in temperature humidity instruments and environment monitoring system!
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Large LED Temperature and Humidity Display
Introduction:
This LED large display is for areas where the temperature and humidity of the environment need to be clearly visible.
The bright LED is visible in dimly lit areas and can be seen from a distance of up to 10 - 75 metres, with a viewing angle of 90º.
The instrument has an external temperature and humidity sensor on a 3M metre extension lead (with wall-mounting bracket),
and can be set to have a high and low limit for both temperature and humidity readings.
An offset function on the display enables values to be corrected when calibrated.
Features:
1, Monitors temperature and humidity
2, -40°C to +85°C temperature range
3, 0 to 99.9 %RH range
4, External sensor with 3m cable and wall bracket
5, Large, bright LEDs, visible from up to 10 to 75 metres
6, 90 degree viewing angle
7, High and low temperature/humidity alarms
8, Calibration offset
9, Commonly used in workshops, labs, pharmaceutical storage and production line areas
| Model | HE212A | HE218A | HE223A | HE230A | HE240A | HE250A | HE218B |
|---|---|---|---|---|---|---|---|
| LED size(Inch) | 1.2" | 1.8" | 2.3" | 3.0" | 4.0" | 5.0" | 1.8" |
| Visual range | 10M | 20M | 30M | 40M | 50M | 75M | 20M |
| Temeperature range | -40℃~+85℃ | ||||||
| Humidity range | 0~100%RH | ||||||
| Temeperature accuracy | ±0.5℃ | ||||||
| Humidity accuracy | ±5%RH | ||||||
| Sensor type | External sensor with 3 meters cable | ||||||
| Dimension(CM) | 17*11.5*3.3 | 39.5*25.5*5 | 60.1*38.3*5 | ||||
| Packing size | 24*20*6.6 | 46*31.5*8.5 | 66.4*43.3*8.5 | ||||
| Optional function | Exteranl sound & light alarm | ||||||
 | HE212A visual distance of 10meters HE218A visual distance of 20meters HE223A visual distance of 30meters HE230A visual distance of 40meters HE240A visual distance of 50meters HE250A visual distance of 75meters | ||||||