testo Saveris H4 D – 2-channel temperature/humidity radio probe, with displayOrder-Nr : 0572 6224
‘- Large measurement data memory
– Flexible wireless data transfer
– Recording of temperature and humidity
The testo Saveris H4 D radio probe has a connection option for an external humidity/temperature probe and is therefore suitable for monitoring ambient conditions in buildings and warehouses.
The testo Saveris H4 D has a connection option for an external humidity/temperature probe and is therefore ideal for monitoring ambient conditions in buildings and warehouses.
The testo Saveris H4 D radio probe has a data memory for 6,000 readings per channel. It is also equipped with a display, showing the current measurement data, battery status, limit value violations and quality of the radio link.
Please note: Saveris converter V 2.0 (order no. 0572 0218) is required for integrating Saveris radio probes into systems with base firmware V 1.X.
|Temperature – NTC|
|Measuring range||-20 to +70 °C|
|Humidity – Capacitive|
|Measuring range||0 to +100 %RH|
|Resolution||0.1 % / 0.1 °Ctd|
* Not for condensing atmosphere. For continuous applications in high humidity (>80 %RH at ≤30 °C for >12 h, >60 %RH at >30 °C for >12h), please contact us via www.testo.com.
|General technical data|
|Dimensions||80 x 85 x 38 mm|
|Operating temperature||-20 to +50 °C|
|Radio frequency||868 MHz|
|Transmission distance||approx. 300 m without obstruction at a frequency of 868 MHz|
|Measuring rate||Standard 15 min, 1 min to 24 h can be set|
|Battery type||4 x type AA batteries|
|Battery life||Battery life at +25 °C, 3 years; for freezer applications, 3 years with L91 Photo lithium Energizer batteries|
|Connection||1 x external humidity probe mini DIN socket|
|Display size||2 lines|
|Display function||7-segment with symbols|
|Memory||6,000 measurement values / channel|
|Storage temperature||-40 to +55 °C (incl. batteries)|