Why One Office Zone is Too Humid & How a Humidity Transmitter Fixes It ?
Why One Office Zone is Too Humid & How a Humidity Transmitter Fixes It Persistent humidity in one office zone can disrupt comfort, increase mold
Item Number: HG808-T Series
HG808 series Super High Temperature Humidity Transmitter
The HG808-T is an industrial-grade super high temperature 200℃, humidity, and dew point transmitter designed for harsh environments with high temperatures. In addition to measuring and transmitting temperature and humidity, the HG808-T calculates and transmits the dew point, which is the temperature at which air becomes saturated with water vapor and condensation begins to form.
Here’s a breakdown of the key features:
▪Integrated design, simple and elegant
▪Industrial grade ESD safety protection and power supply anti reverse connection design
▪Using waterproof, dustproof, and high-temperature resistant probes
▪Sensitive waterproof and anti fine dust high-temperature probe
▪Standard RS485 Modbus RTU communication protocol
The ability to measure dew point makes the HG808 ideal for applications where moisture control is critical, such as:
By measuring and transmitting all three values (temperature, humidity, and dew point), the HG808 provides a comprehensive picture of moisture conditions in harsh environments.
Here’s a specification details for the HG808-T series Humidity Transmitter :
Category | Specification |
---|---|
Temperature Range | -40 ~ +200°C |
Humidity Range | 0 ~ 100% RH (Recommend < 95% RH) |
Temperature Accuracy | ±0.1°C (@ 20°C) |
Humidity Accuracy | ±2% RH (@ 20°C, 10 ~ 90% RH) |
Power Supply | DC 10V ~ 28V |
Power Consumption | < 0.5W |
Analog Outputs | Humidity + Temperature: 4~20mA / 0-5V / 0-10V (one out of three) |
RS485 Digital Output | Temperature, humidity, dew point, PPM (read simultaneously) |
Resolution Ratio | 0.01°C / 0.1°C (optional) 0.01% RH / 0.1% RH (optional) |
Baud Rate | 1200, 2400, 4800, 9600, 19200, 115200 (default: 9600 bps) |
Acquisition Frequency | Fastest response: 1 second; other settings per PLC |
Byte Format | 8 data bits, 1 stop bit, no check |
Pressurization | 16 bar |
Working Temperature | -20°C ~ +60°C, 0% RH ~ 95% RH (Non-condensation) |
Probe Type | Split type: Probe 3 –Split type :3A# / 3B# Probe 5 – Pipeline :5A# / 5B# Probe 6 – Split type :6A# / 6B# |
We offer 6 types of probes for the HG808 Humidity Transmitter, with each type available in both A and B versions, providing a total of 12 probes for various application options.
0A#
1A#
3A#
5A#
6A#
8A#
0B#
1B#
3B#
5B#
6B#
8B#
M20 Hexagonal thread stainless steel probe connector
G1/2 Hexagonal thread stainless steel probe connector
NTP1/2 Hexagonal thread stainless steel probe connector
M27 Hexagonal thread stainless steel probe connector
M20 Flange stainless steel probe connector
Line Color | Definition | Specification |
---|---|---|
Power Cord | ||
Red | Power supply positive | 10 ~ 30V DC |
Black | Power supply negative | GND |
Analog Output Lines | ||
Brown | Temperature signal positive | 4-20mA output |
Blue | Temperature signal negative | Connects to Black (GND) |
Grey | Humidity signal positive | 4-20mA output |
White | Humidity signal negative | Connects to Black (GND) |
RS485 Wiring | ||
Yellow | RS485A | Twisted pair cable |
Green | RS485B | Twisted pair cable |
Additional Notes:
Important:
Industrial processes often involve extreme temperatures and humidity levels. Regular transmitters can’t handle these harsh conditions. Here’s a breakdown of applications where high-temperature and humidity transmitters (operating over 200°C and down to -50°C) are crucial:
These are just a few examples. High-temperature and humidity transmitters play a vital role in various industries by ensuring process control, product quality, and safety in extreme environments.
The HG808-T series is a high-precision temperature and humidity transmitter designed for industrial high-temperature environments. It features ultra-high temperature-resistant sensors, durable cast aluminum housing, and stainless steel components, ensuring long-term stability and corrosion resistance. This series is ideal for accurately monitoring temperature and humidity in harsh conditions, with operation capabilities up to 200°C.
Applications include high-temperature process engineering, industrial drying, combustion flue gas emissions, and testing chambers. The HG808-T can also measure corrosive gases from petrochemical emissions and refinery processes. For any measurement needs not met by this series, please contact our customer service for alternative options. Thank you for considering our products!
Why One Office Zone is Too Humid & How a Humidity Transmitter Fixes It Persistent humidity in one office zone can disrupt comfort, increase mold
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