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Description: 1. The STC-3028 is a digital temperature and humidity controller designed for HVAC systems, greenhouses, or similar environments requiring precise climate control. 2. Featuring an intuitive LCD display, this device allows easy setup and monitoring of temperature (0°C to +50°C) and relative humidity (10% to 90%) setpoints. 3. With a wide voltage input range of 110-220V AC, the STC-3028 can be used in various geographical regions without the need for voltage converters. 4. The controller uses a highly responsive and accurate sensor to measure temperature and humidity levels, ensuring swift adjustments when necessary. 5. Offering multiple control options, including manual mode, automatic mode, and fan control, this device can be customized to fit various climate management requirements. 6. Unique benefits include an alarm function for temperature or humidity exceeding set limits, as well as an adjustable alarm threshold to prevent false alarms. 7. The STC-3028 includes a built-in h
| Specification | Details |
|---|---|
| Operating Voltage | 110-220V AC 50/60Hz |
| Temperature Range | -20°C to +60°C (optional: -40°C to +80°C) |
| Humidity Range | 0-100% RH |
| Temperature Accuracy | ±1.5°C |
| Humidity Accuracy | ±3% |
| Temperature Resolution | 0.1°C |
| Humidity Resolution | 0.50% |
| Display | 2-line LCD with backlight |
| Communication Interface | RS-485 Modbus RTU protocol support |
| Analog Output | 4-20mA (temperature) or 0-10V (humidity) |
| Digital Outputs | 5x relay outputs for alarm/fan control |
| Dimensions | 185 x 120 x 55mm |
| Weight | 1.8kg |
| Operating Humidity | 0-90% RH |
| Storage Temperature | -20°C to +60°C |
| Certifications | CE RoHS compliant |
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