https://cablematic.com/en/products/hygrometer-pce-em-883-PC534/
Hygrometer PCE-EM 883
- Multifunction thermohygrometer with external sensors.
- Measurements of light, sound, temperature, humidity and wind speed.
- MIN, MAX and HOLD functions.
- Backlit LCD screen.
- Colour: Black.
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- Multifunction thermohygrometer with external sensors.
- Measurements of light, sound, temperature, humidity and wind speed.
- MIN, MAX and HOLD functions.
- Backlit LCD screen.
- Colour: Black.
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The hygrometer offers MIN, MAX, HOLD function for effective measurement. This function allows the user to save the minimum and maximum measurement values, which makes it easier to read the obtained values. Our hygrometer is a multifunctional and compact device that offers many benefits to users. It has accessories that allow different environmental parameters to be measured, a backlit LCD screen to be able to read the values obtained in low light conditions and the MIN, MAX, HOLD function to save the minimum and maximum values obtained. These features make our hygrometer a unique and versatile device for any user. Manufactured by PCE, with reference PCE-EM 883.
Specifications
- Multifunction thermohygrometer with external sensors.
- Measurements of light, sound, temperature, humidity and wind speed.
- MIN, MAX and HOLD functions.
- Backlit LCD screen.
- Colour: Black.
- Technology: Light sensor, Sound sensor, Temperature and humidity sensor, Wind speed sensor.
- Connections: USB to connect the device to a computer.
- Compatibility: Compatible with Windows and Mac OS.
- Gross Weight: 1.959 kg
- Number of packages: 1
Technical terms
- Hygrometer
- USB
- MicroUSB
- Mini USB
- USB 3.0
- Reversible USB Type-C
A hygrometer is a precision instrument designed to measure relative humidity in the atmosphere or within specific technical enclosures using water vapor sensitive transducers.
Implementation of these devices in modern systems is primarily based on the variation of physical properties in dielectric or semiconductor materials. In industrial environments and data centers, electronic hygrometers utilize capacitive or resistive sensors that modify their impedance proportionally to environmental saturation. This data is processed via microcontrollers to facilitate real-time monitoring and automation of HVAC systems through industrial communication protocols.
| Technical Parameter | Standard Specification |
|---|---|
| Measurement Range | 0% to 100% RH |
| Typical Accuracy | ±1.5% to ±3% RH |
| Response Time | < 10 seconds (t90) |
| Output Interface | I2C, 4-20mA, 0-10V |
The integration of digital hygrometers into critical infrastructure enables proactive condensation management, a decisive factor in preventing corrosion-related failures and short circuits in high-density hardware. Their recent evolution toward MEMS technology has facilitated miniaturization and the incorporation of these sensors into massive IoT deployments, where energy efficiency and long-term stability are fundamental requirements for predictive maintenance.
Capacitive Transduction Technology
Most advanced electronic hygrometers employ a dielectric polymer placed between two electrodes. As it absorbs water vapor, the polymer's dielectric constant changes, altering the circuit's total capacitance. This method is noted for its linearity and relative resistance to chemical contaminants.
Main Advantages
- High thermal stability across wide operating ranges.
- Low power consumption, ideal for remote sensors.
- Direct integration capability with PLC control systems.
- Fast response to critical humidity fluctuations.
Note: Periodic calibration under traceable standards is necessary to mitigate sensor drift.
