Dwyer HHT-IT 危险区域湿度/温度变送器，4-20 mA 输出 (140 °F)

Weight: 1134 g

Accuracy: ± 0.9 °F

Materials: Housing Material: Aluminum

Compliance: CE, FM

Hysteresis: ± 1%

Protection: Intrinsically Safe

Display Type: N/A

Output Detail: 4-20 mA, 2 channels for humidity/temperature models (loop power on RH)

Output Signal: Current

Repeatability: ± 0.1%

Response Time: 15 s

Current Output: 4 to 20 mA

Supply Voltage: 9.5 to 28 Vdc

Measurement Type: Relative Humidity

Enclosure Ratings: IP66, NEMA Type 4X

Relative Humidity: 0 to 100% RH

Supply Power Note: For intrinsically safe models HHT-IX, 9.5-28 VDC

Supply Power Type: DC

Temperature Drift: <1% RH/year

Electrical Connection: 1/2 in NPT female Conduit with Screw Terminal block

Enclosure Ratings Note: NEMA 4X (IP66). FM Intrinsically Safe, Class I Div. 1 Group A, B, C, D, Class II Div. 1 Group E, F, G, Class III Div. 1 T4

Process Temperature, Max: 140 °F

Process Temperature, Min: -40 °F

Storage Temperature, Max: 176 °F

Storage Temperature, Min: -40 °F

Operating Temperature, Max: 140 °F

Operating Temperature, Min: -40 °F

Relative Humidity Accuracy: ± 2% RH

Material Construction Option: Intrinsically safe

Relative Humidity Input Range: 0 to 100% RH

Datasheet