PCE INSTRUMENTS hygrometer details
PCE Instruments Thermo-Hygrometer (PCE-555)
PCE Instruments Handheld Hygrometer (PCE-555) is a versatile and compact device designed to measure air humidity, temperature, dew point temperature, and wet-bulb temperature. With its high precision and quick response time, this hygrometer ensures reliable environmental monitoring, making it essential for HVAC systems, warehouses, construction sites, and refrigerated transport.
This digital hygrometer features a large backlit LCD, allowing simultaneous readings of temperature and humidity. The automatic power-off function conserves battery life, while the max hold and data hold functions provide additional convenience.
Specifications and Dimensions
Humidity Measurement Range: 0 … 100% relative humidity (rh)
Temperature Range: -30 … 100°C / -22 … 212°F
Dew Point Temperature Range: -30 … 100°C / -22 … 212°F
Wet-Bulb Temperature Range: 0 … 80°C / 32 … 176°F
Humidity: ± 2% rh at 25°C / 77°F (20 … 80% rh), otherwise ± 2.5%
Temperature: ± 0.5°C / ± 0.9°F (at 25°C / 77°F), otherwise ± 0.8°C / ± 1.5°F
Resolution: 0.01% rh, 0.01°C / 0.018°F
Response Time (90% at 25°C / 77°F): Approx. 10 sec.
Sampling Rate: 2.5 times per sec.
Display: 4.5-digit dual LCD with backlight
Energy Efficiency: Automatic power-off after 15 min. of inactivity
Operating Conditions: 0 … 40°C / 32 … 104°F, ˂ 80% rh, non-condensing
Storage Conditions: -10 … 60°C / 14 … 140°F, ˂ 80% rh, non-condensing
Power Supply: 1 x standard 9V battery (NEDA1604 or 6F22)
Dimensions: 225 x 45 x 34 mm / 8.9 x 1.8 x 1.3 in
Weight: 200 g / < 1 lb
Key Features and Benefits
Measures air humidity, temperature, dew point, and wet-bulb temperature
Backlit LCD for easy readability in low-light environments
Automatic power-off function to extend battery life
Max hold and data hold functions for improved usability
Product identification
- Brand: PCE INSTRUMENTS
- Model / MPN: PCE-555




