Description
Temperature & Humidity Transmitter, 4-20mA / Voltage Output – GONDO | TRH Series
GONDO TRH series transmitters are designed for continuous industrial and facility monitoring of temperature and humidity with analogue signal output compatible with PLCs, SCADA systems, and building management systems. Fully factory-calibrated digital output ensures long-term stability and eliminates the need for field calibration. Ultra-low power consumption and a compact IP65 ABS watertight enclosure make these transmitters suitable for installation in demanding environments including cleanrooms, warehouses, agricultural facilities, and HVAC monitoring points.
Specifications
| Parameter | Specification |
|---|---|
| Humidity Range | 0–100% RH |
| Temperature Range | 0–100°C (0–50°C / -50–+50°C) |
| Accuracy | ±3% RH, ±4%°C |
| Resolution | 0.1 RH, 0.1°C |
| Supply Voltage | 12–30V DC (24V DC) |
| Housing | ABS plastic watertight (IP65) |
| Connections | Liquid-tight nylon, cable bushing Φ5–10mm |
| Ambient Temperature | -30 to +85°C |
| Weight | Approx. 130 g |
| Brand | GONDO |
Available Variants
| Model | Measurement | Output |
|---|---|---|
| TRH301WA | Humidity only | 4–20 mA |
| TRH302WA | Temperature & Humidity | 4–20 mA |
| TRH301WV | Humidity only | 0-1V / 0-5V / 0-10V |
| TRH302WV | Temperature & Humidity | 0-1V / 0-5V / 0-10V |
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