Operating Range:0°C to +50°C / 32°F to 122°F
Accuracy:±2% RH ±0.5°C
Alarm Function:High/Low Temperature & Humidity Alerts
Data Logging:Stores up to 1 year of data
Power Source:AC 110V to 240V, 50/60Hz or Battery Backup
Display:LCD Screen with Backlight
Dimensions:85mm x 85mm x 35mm
Material:Stainless Steel Enclosure
The YD HT840B is equipped with a color LCD display that provides clear and vivid visual representation of temperature and humidity readings. This makes it an ideal solution for applications requiring precise environmental monitoring.
With its wide operating temperature and humidity range, the HT840B can withstand harsh conditions commonly found in industrial settings, ensuring reliable performance throughout the year.
The device features three programmable alarm levels, allowing users to set critical thresholds for both temperature and humidity. Immediate visual and audible alerts are triggered when these thresholds are exceeded, enhancing safety and operational efficiency.
Equipped with an RS485 interface compatible with Modbus RTU protocol, the YD HT840B seamlessly integrates with existing industrial control systems, facilitating data exchange and remote monitoring capabilities.
Compact and lightweight, the YD HT840B is easy to install and deploy in various locations. Its IP65 protection rating ensures dust and water resistance, making it suitable for outdoor and industrial use cases.

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