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Rotronic HygroPalm 21

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HygroPalm 21

ROTRONIC , Switzerland make 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 within the temperature range of -10 to 60°C (14 to 140 °F). The HP21 is designed to meet a wide range of user requirements Lo In spite of its high end design, the HP21 is ideal even as a simple humidity and temperature indicator.

Features:

  • Range of measurement: -10 to 60°C / 0 to 100 %RH

  • Service interface (UART)

  • Calculation of dew and frost point

Manufacturer

Rotronic, Switzerland

Model

HP21

Dimensions

274 x 72 x 35 mm

Operating range electronics

-10...60 °C / 0…100 %RH

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

Measuring range with integrated probe

-10…60 °C / 0…100 %RH

Power supply / Power consumption

9 V battery / ~5 mA (without lighting)

Long Term Stability

<1% RH/Year

Humidity sensor

Hygromer M1-R

Temperature sensor

PT100 1/3 DIN Class B

Probe protection

Polycarbonate plastic cage, black

Response time t 63

< 3 Sec

Allowed wind speed

40 m/s, with filter

Psychrometric calculations

Dew or frost point

Calibration / adjustment

with keypad

Reproducibility Airchip

<0.02%rh /0.01K

Initialisation time

Typically

Measurement interval

2 seconds

Display type

Graphic display. Display freely configurable

Backlight

Yes

Alarm indicators

Yes

Battery indicator

Yes

Exploitation software

ROTRONIC HW4.2 (Not part of supply)

Trend indicator

Yes

Probe adjustment by software

Yes, with service cable (Not part of supply)

Firmware update

With internet and HW4 software

User information

from Software HW4 (devicemanager)

Data processing via HW4

Graphs, statistics, analysis, qualification, etc.

Device Protection by password

Yes

Service Interface

Mini USB (UART)

Max. cable length service cable

5 m (Not part of supply )

Enclosure material

ABS

IP protection rating

IP40

Fire protection class

UL94-HB Compliant

FDA/GAMP compatibility

FDA 21 CFR Part 11 and GAMP compatible

Warranty

12 months manufacturer warranty

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