Chapter 8 ____________________________________________________________ Technical Data
VAISALA _______________________________________________________________________ 67
Table 17 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
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