Focusens FHT31 series temperature humidity transmitter is a cost effective, highly accurate and reliable solution for measuring relative air humidity and temperature.
The enclosure minimizes installation costs and provides outstanding protection against contamination and condensation, thus ensuring flawless operation.
The FHT31 use the reliable humidity / temperature Sensirion sensor element SHT21 with excellent long term stability and resistance against pollutants. In combination with a long calibration experience, the FHT31 provides a measurement accuracy of ±3%RH and is available for wall-mounted with current, voltage output.
Brand:
FocusensItem NO.:
FHT31Product Origin:
Hefei,Anhui,ChinaShipping Port:
Shanghai / Ningbo/Hefei/ShenzhenLead Time：
4 weeksSensing Component:
Sensirion SHT21Working Temperature:
-20---+80°CThermal Time:
10FHT31 series Duct Temperature Humidity Transmitter Currency Output
Focusens FHT31 series temperature humidity transmitter is a cost effective, highly accurate and reliable solution for measuring relative air humidity and temperature.
The enclosure minimizes installation costs and provides outstanding protection against contamination and condensation, thus ensuring flawless operation.
The FHT31 use the reliable humidity / temperature Sensirion sensor element SHT21 with excellent long term stability and resistance against pollutants. In combination with a long calibration experience, the FHT31 provides a measurement accuracy of ±3%RH and is available for wall-mounted with current, voltage output.
Technical Data
|
Parameter |
Temperature |
Relative Humidity |
|
Measurement Range |
0...+50°C -0...+60°C -20...+80°C |
0...100% RH |
|
Accuracy at 25°C |
±0.3°C |
±3% RH (20...80% RH) |
|
Stability |
＜0.1°C / year |
＜0.5%RH / year |
|
Response |
＜15s |
＜12s(63%) |
|
power supply |
2-wire: 12...2V 3-wire: 15...2V |
|
|
Output |
2-wire: ...20mA 3-wire: ...20mA / 0...1/5/10V |
|
|
Load |
2-wire: (VDD - 7V) / 0.02A 3-wire: Current mode less than 500Ω, Voltage mode greater than 10kΩ |
|
|
Sensor protection |
membrane filter |
|
|
Housing material |
Polycarbonate |
|
|
Protection grade |
IP65 |
|
Dimensions (mm)
Connection Diagram
Ordering Guide
|
SERIES |
OUTPUT |
T-SCALING |
DISPLAY |
|
FHT31 |
(A) 2-wire current mode ...20mA (B) 3-wire current mode ...20mA (D) 3-wire voltage mode 0...10V (E) 3-wire voltage mode 0...5V (F) 3-wire voltage mode 0...1V |
(T1) 0...+50°C (T2) -0...+60°C (T3) -20...+80°C |
(D) LCD
|
No.1 XiSan Road, Electromechanical Industry Park , High&New Tech.Zone. Hefei,Anhui,China
Tel : +86-551-69109668
Whatsapp : +86-13339100504
Email : info@focusens.com
Skype : melodyliu520
+86-551-69109668
