Humidity Detector

Model：HDT-210

Features：

-Integral design and easy to install – Reduce external impact on measurement values

- Ability of working long under high temperature (within 220℃) 

-Adopting the 316F stainless steel, the probe features its high corrosion and abrasion resistance 

-The detection unit enclosure protection grade is IP65 – Suitable for harsh outdoor environments

-Flange installation – Simple and easy to install and maintain

-High-accuracy temperature compensation - Eliminate the environment impact and disturbance 

-Two-stage dust filter design – Efficiently filter dust and acid liquids

-Easy to operate and maintain, long service life

-Display three results: the volume percentage or relative humidity or high-temperature dewpoint

Technical specifications 

Measuring principle:          Resistance-capacitance method

Display:                                4-bit high-definition digital 

Measuring range:                Volume: 0～40.0% VOL

                                              Relative humidity: 0～100% RH

Resolution:                           0.1%

Accuracy:                              <±1.5% FS

Repeatability:                       <±1%

Response time:                    T90<15 sec

Working temperature:        Detection unit: -20℃～+55℃

                                              Probe: 0～220℃

Heating type:                       The heating mode is optional, 

                                              Heating temperature: 50℃～150℃ 

Sampling method:               In-situ insertion

Analog output:                     4～20m ADC (non-isolation output, Load resistance<500 Ohm)              

Communication:                  RS 232 (default）

                                              RS 485 (Other communications are customized) 

Power supply:                     AC220V±10%, 50Hz, Power<25W 

Protection grade:                Probe 316F,

                                             Enclosure of detection unit: cast-aluminum and water-proof box (IP65) 

Service life:                          Detection unit ＞36 months个月, 

                                             Sensor ＞24 months (under normal conditions)

Probe length:                      Regular length: 1m (The insertion length customized) 

Installation:                         DN65 standard flange (the companion flange is optional)

Applications 

 It is widely used for measuring the flue gas humidity in the desulfurization and denitrification process of the continuous emission monitoring system as well as the wood, construction material, paper, petrochemical, pharmacy, fiber, textile, cigarette, vegetable, and food industry.