|Temperature Limit at Probe||-40~60 Degree C/0~100 %rh|
|Temperature Sensor||pt100 1/3 class B|
|Max Air Velocity||20m/s at probe|
The HygroFlex1 series is the latest development in inexpensive HVAC transmitters for relative humidity and temperature. The devices are equipped with the tried-and-tested Hygromer® IN-1 sensor and boast unbeatable value for money. The optional ROTRONIC HW4 software enables you to change the scale and calibrate and adjust the transmitter.
R-Type / S-Type:
W-Type / D-Type:
|Minimum Order Quantity||1 Piece|
|IP Protection Rating||IP40|
|Dimensions||268 x 72 x 30 mm|
|Fire Protection Class||Complies UL94-HB|
|Service Interface||Mini USB (UART)|
|Measurement Interval||2 seconds|
|Initialisation Time||Typically Less than 3 sec|
|Allowed Wind Speed||40 m/s,with filter|
|Long Term Stability||Less than 1 %rh / year|
|Humidity Sensor||Hygromer IN-1|
|Temperature Sensor||PT100 1/3 DIN Class B|
|Operating Range||-10~60 Degree C / 0~100 %rh|
|Measuring Range With Integrated Probe||-10~60 Degree C / 0~100 %rh|
|Power Consumption||9 V battery / ~5 mA (without lighting)|
The HP21 is a highly accurate handheld indicator that displays relative humidity, temperature and dew or frost point temperature. The HP21 is perfect for spot checking HVAC installations, manufacturing or storage areas and any ambient air measurement. The HP21 is designed to meet a wide range of user requirements from the most basic applications to the most demanding applications.
The HP21 indicator offers an extensive set of settings and functions that can be configured and enabled by the user with the ROTRONIC HW4 software. In spite of its high end design, the HP21 is ideal even as a simple humidity and temperature indicator.
Accuracy At 23 ±5 °C
±1.0 %rh / ±0.2 K
Accuracy W. Adjustment Profile "STANDARD"
at 23 °C / 10, 35, 80 %rh ± 1.0 %rh / ± 0.2 K
Polycarbonate plastic cage, black
Response Time T 63
Dew or frost point
Calibration / Adjustment
Graphic display. Display freely configurable.
<0.02 %rh / 0.01 K
Low Batt. Display
Probe Adjustment By Software
Yes, with service cable
With internet and HW4 software
from Software HW4 (devicemanager)
Data Processing Via Hw4
Graphics, statistics, analysis, qualification, etc.
Device Protection By Password
FDA 21 CFR Part 11 and GAMP compatible
Reviewed by 39 Users
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