Vaisala HMT140 Manuel de service télécharger pdf (Page 16)

QUICK GUIDE ______________________________________________________________

____________________________________________________________ M211484EN-A

Analog Inputs

Property

Description / Value

2 Channel Current input signals 0-22 mA

Resolution: 0.67 µA

Accuracy: ±0.15 % F.S. at +25 °C

Input Impedance: 62 Ohms

2 Channel Voltage input signals 0-5 V, 0-10 V

Resolution 0.0034% F.S.

±0.15 % F.S. at +25 °C

Input Impedance: 37K Ohms

2 Boolean Contacts

Open /Close with magnetic reed relay

cable connections

Isolation One common per logger

Overload Protection 40 mA max. (reverse polarity

protected)

±24 VDC max. (reverse

polarity protected)

2 Resistive Temperature input signal

Pt 100 RTD / 4 wire

Class A IEC 751

RTD Measurement range -196 °C to +90 °C

RTD Accuracy over temperature

range

-196 to -90 +/- 2.5 Deg C.

-90 to -30 +/- 0.75 Deg C

-30 to 0 +/- 0.5 Deg C

0 to 50 +/- 0.25 Deg C

50 to 90 +/- 0.75 Deg C

2 Contacts input signals Dry contact

Humicap Operating Environment Specifications

Property

Description / Value

Operating temperature range

Transmitter body, no display

Transmitter body, with display

HMP110 probe

-40 ... +60 °C (-40 ... +140 °F)

-20 ... +60 °C (-4 ... +140 °F)

-40 ... +80 °C (-40 ... +176 °F)

Storage temperature range -50 ... +70 °C (-58 ... +158 °F)

Electromagnetic compatibility EN 61326-1:2006 Electrical

equipment for measurement, control

and laboratory use - EMC

requirements - Basic immunity test

requirements

EN 55022:2006 + Am 1:2007

Information technology equipment -

Radio disturbance characteristics -

Limits and methods of

measurement. Class B.

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Vaisala HMT140 Manuel de service Page 16

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