Rotronic - HC2A-SM - Stainless Steel Humidity & Temperature Probe, -50 to +100°

The Rotronic HC2A-SM is a robust stainless steel humidity and temperature probe designed for precise measurements in demanding industrial environments. Equipped with the advanced HYGROMER® HT-1 sensor and AirChip3000 technology, it ensures high accuracy and long-term stability. The probe offers both analog and digital outputs, making it versatile for various applications. 

Key Features:

• Model: HC2A-SM

• Brand: Rotronic

• Sensor Type: HYGROMER® HT-1

• Measurement Parameters: Relative Humidity, Temperature, Dew/Frost Point

• Humidity Range: 0 to 100 %RH

• Temperature Range: -50 to +100 °C

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

• Long-Term Stability: <1 %RH per year

• Response Time: <15 seconds without filter

• Output Signals:

  • Analog: 2 x 0–1 V (0–100 %RH, -40 to +60 °C)

  • Digital: UART (RoASCII default, MODBUS configurable)

• Power Supply: 3.3 to 5 VDC

• Current Consumption: Approximately 4.5 mA at 3.3 VDC

• Housing Material: Stainless Steel 1.4301

• Filter Type: Wire Mesh Filter, 10 µm, DIN 1.4401

• Dimensions: 15 mm diameter x 82 mm length

• Weight: Approximately 47 g

• Protection Rating: IP65 (excluding sensor area)

• Maximum Cable Length:

  • Passive Cable: Up to 5 m

  • Active Cable: Up to 100 m

• Compliance: GAMP compatible (HygroSoft Software)

• Applications: Ideal for use in food processing, pharmaceutical production, cosmetics, paper, and textile industries