Vaisala HMT370EX User Manual

4.6 HMP375 probe for high temperature
applications
The HMP375 probe option is designed for measurement in high temperature environments.
Dimensions
41 (1.6)
51 (2.0)
ø13.5 (0.53)
192 (7.56)
253 (9.96)
drilling 16...22 (0.63...0.87)
50 (1.97)
75 (2.96)
Figure 27 HMP375 probe and stainless steel installation flange. Dimensions in mm (inches).
Specifications
Table 33 HMP375 for high temperature
Property Description/value
Temperature range -70 … +180 °C (-94 … +356 °F)
Probe cable length 2, 5 or 10 meters (6 ft 7 in, 16 ft 5 in, 32 ft 10 in)
Probe diameter 13.5 mm (0.53 in)
Installation
Mounting flange 210696
Chapter 4 – Probe options
69

Vaisala HMT370EX Specifications

General

Humidity Measurement Range	0 ... 100 %RH
Protection Class	IP65
Explosion Proof Certification	ATEX, IECEx
Intrinsically Safe	Yes
Measurement Parameters	Humidity, Temperature
Humidity Accuracy	±1 %RH (0 ... 90 %RH) ±1.7 %RH (90 ... 100 %RH)
Temperature Accuracy	±0.2 °C
Output Signals	4...20 mA
Operating Temperature Range	-40 to +60 °C
Housing Material	Stainless steel