Vaisala HUMICAP HMP140A Guía de usuario descargar pdf (Pagina 17)

HMP140A SERIES

U175en-1.5 Operating Manual

1999-12-08 13

6.3 General

Power supply

current outputs: 20...35 VDC 17...24 VAC

min. 12 +

(ohm)

0...1 V 9...35 VDC 9...24 VAC

0...5 V 15...35 VDC 12...24 VAC

0...10 V 20...35 VDC 16...24 VAC

Current consumption 6...10 mA + output currents

Electrical connections screw terminals for 0.5 - 1.5 mm

wires (AWG

15...20), stranded wires recommended

Alternative analogue

output signals (scalable) 0...20 mA (4...20 mA)

0...1 V, 0...5 V, 0...10 V

NOTE! Output scales correspond to 0…100 %RH and -40…+60°C.

External loads for

current outputs < 500 Ω

0...1 V > 1 kΩ (to ground)

0...5 V > 5 kΩ (to ground)

0...10 V >10 kΩ (to ground)

Operating temperature range

for electronics -20...+60 °C

with display option 0...+50 °C

Storage temperature range -40...+80 °C

Operating humidity range 0...100 %RH

Bushing for ∅ 7...10 mm cables

Sensor protection

standard membrane filter, part no. 17039HM

option plastic grid, part no. 17038

Cable length of HMP143A

standard 2.5 m

maximum 100 m (user extendable, see Appendix 3)

Housing material ABS plastic

Housing classification IP65 (NEMA 4)

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Vaisala HUMICAP HMP140A Guía de usuario Pagina 17