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Humidity and Temperature Meteorology Probe - Rotronic HC2A-S3

Updated:2025-03-13

Brand: PST/Rotronic
Model: HC2A-S3
Description: The HC2A-S3 is the most versatile Rotronic probe perfectly suitable for meteorological applications. It measures humidity and temperature and calculates the dew/frost point.
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Product Details

Humidity and Temperature Meteorology Probe - Rotronic HC2A-S3 Description：

Datasheet User’s Manual

Designed for Meteorological Measurement Applicatons

Features

Range of application -50…100 °C / 0…100 %RH

Accuracy: ±0.8 %RH, ±0.1 K, at 23 °C ±5 K

Digital interface (UART) and scalable analog outputs, 0…1 V

The HC2A-S3 is the most versatile Rotronic probe perfectly suitable for meteorological applications. It measures humidity and temperature and calculates the dew/frost point.

Specifications

	HC2A-S3
TYPE	Standard Probe
MEASURINGE RANGE	-50…100 °C / 0…100 % RH
ACCURACY AT 23°C	±0.8 %RH / ±0.1 K
LONG-TERM STABILITY	Drift <1%RH per year with clean air or similar conditions. (see pollutant table in catalog etc.)
SENSORS	Humidity: Rotronic HT-1 / Temperature PT100 1/3 DIN Class B
FILTER	Polyethylen, 40 μm (SPA-PCW-WM)
PROBE HOUSING	Polycarbonate (white)
DIMENSIONS MEASUREMENT HEAD	? 15 x 108 mm
OUTPUT SIGNALS	Digital UART / 2x 0…1 VDC
Compatible	MP102H, MP402H HF5, HF8, HP32, HP23A