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Table 18, General, Table 18 general – Vaisala DPT146 User Manual

Page 65

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Chapter 8 _____________________________________________________________ Technical Data

VAISALA ________________________________________________________________________ 63

Table 18

General

Property

Description / Value

Sensor

Vaisala MPS1 multiparameter sensor

Operating voltage

with current output

21 ... 28 VDC

with voltage output and when

used in cold temperatures

(-40 ... -20 °C (-40 ... -4 °F))

20 ... 28 VDC

with RS-485

15 ... 28 VDC

Supply current

during normal measurement

20 mA + load current

during self-diagnostics

300 mA + load current

External load for

current output

max. 500 Ω

voltage output

min. 10 kΩ

Housing material

AISI316L

Housing classification

IP65 (NEMA4)

Sensor protection

Mesh filter AISI303, grade 18 µm

Storage temperature range

transmitter only

-40 … +80 °C (-40 ... +176 °F)

shipment package

-20 … +80 °C (-4 ... +176 °F)

Mechanical connection

ISO G1/2”

NPT 1/2"

UNF 3/4"-16

Recommended calibration interval

2 years

Weight (with ISO G1/2”)

190 g (6.70 oz)

Electromagnetic compatibility

Complies with EMC standard

EN61326-1, Electrical equipment for

measurement, control and laboratory

use - EMC requirements; Industrial

environment