High Temperature and Humidity Instrument

Technical parameters
Measurement principle: capacitance method
Display mode: 4-digit digital tube display
Measurement range: volume ratio: 0 ~ 40% Vol
Relative humidity 0 ~ 100% RH
(only one mode can be displayed at the same time, please explain when ordering)
Resolution: 0.1%
Measurement accuracy: <± 1.5% FS
Repeatability: <± 1%
Response time: T90 < 15s
Working temperature: instrument: - 10 ~ + 50 ºC, probe rod 0 ~ 200 ºC
Heat tracing type: electric heat tracing (optional)
Tracing temperature: 50 ºC ~ 150 ºC
Sampling method: direct insertion
Analog output: 4-20 mA.DC (non isolated output, load resistance less than 500 ohms)
Two channels of programmable dry contact type passive alarm output with maximum contact capacity of 220VAC / 2A
Other interfaces: RS485
Power supply: AC220V ± 10% 50 / 60Hz, power consumption < 15va
Protection: 316L probe rod, IP65 instrument box
Service life: instrument > 36 months, sensor > 24 months (under normal use conditions)
Sample gas composition: no combustible gas, no strong corrosive gas, and the dust content is less than 1mg / Nm3
Probe length: conventional 0.5m, 1.0m, 1.5m, other lengths can be customized (< 1.8m)
Installation method: plug-in, DN65 standard flange

Instrument features
Integrated design, convenient installation, reducing the impact of external interference on the measured value;
High precision temperature automatic compensation to eliminate the impact of ambient temperature;
Unique heat tracing design to effectively prevent sulfide solidification;
It is made of 316F, with strong corrosion resistance;
IP 65 protection level of instrument shell;
Imported sensor chip can effectively guarantee the accuracy and service life of the instrument;
The expansion function can be added to accurately measure the high temperature dew point value;
Two stage dust filtration design, effectively filtering dust and acid liquid;
Easy to operate, long service life and easy to maintain.
Two display results of absolute humidity or relative humidity can be provided; (please explain when ordering)

Applications
It is widely used in the measurement of flue gas humidity of desulfurization and denitration in CEMS, as well as in the measurement and control of humidity in wood, building materials, papermaking, chemical industry, pharmacy, fiber, textile, tobacco, vegetable and food processing.