Vaisala HMT370EX - Table 41 Operating Environment; Table 42 Compliance; Table 43 Inputs and Outputs; Table 44 Mechanical Specifications

Table 41 Operating environment
Property Description/value
Operating temperature for electronics -40 … +60 °C (-40 … +140 °F)
Operating temperature with display -20 … +60 °C (-4 … +140 °F)
Storage temperature -40 … +70 °C (-40 … +158 °F)
Pressure range See probe specifications
Table 42 Compliance
Property Description/value
EMC compatibility EN 61326‑1, industrial environment
Compliance marks CE, China RoHS, RCM,
Table 43 Inputs and outputs
Property Description/value
Operating voltage 12 – 28 V
Analog outputs 2 outputs (two-wire, 4 – 20 mA)
Connection via safety barriers
Typical accuracy of analog outputs at +20 °C ±0.0625 % full scale
Typical temperature dependence of analog
outputs
0.005 % / °C (0.005 % / °F) full scale
Transmitter service port connection USB cable 219690
Probe service port connection USB cable USB2
Display options • Graphical LCD display
• Model without display (LED indicator)
Table 44 Mechanical specifications
Property Description/value
Connections
Screw terminals, 0.33 … 2.0 mm
2
wires
(AWG 14-22)
Cable glands M20 x 1.5
Conduit fitting NPT 1/2" and M16
Housing material EN AW-6082
Chapter 13 – Technical data
135