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thyrcont圖拉特真空計VSP842 Passive Vacuum Sensor

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產(chǎn)品簡介

VSP842PassiveVacuumSensor●1/8NPTthreadTheVSP842Piranihalfbridgemeasuresabsolutepressureinthefinevacuumrange

詳細介紹

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VSP842 Passive Vacuum Sensor ● 1/8 NPT thread

The VSP842 Pirani half bridge measures absolute pressure in the fine vacuum range. The robust heat conduction sensor is compact, pre-adjusted and temperature compensated.
It is suitable for controlled and passive bridge circuits and as sensor for monitoring of vacuum isolations, readout of measurements with VD84.

描述

Economical Pirani sensor
Good long time stability
Durable sensor, elastic helix filament
Filament protected from condensing solvents by a metal screen
Sensor pre-adjusted
Extremely small sensor volume
Screwable, electric connector
Proposal for evaluation circuit available on request

應(yīng)用

Monitoring of vacuum insulations
Appliances with integrated electronics for regulation and evaluation
Apparatus engineering
Chemical process engineering
Analysis instruments
Freeze drying
Concentrators

技術(shù)參數(shù)

WEIGHT	0.06 kg
DIMENSIONS	3 x 3 x 6.9 cm
MEASURING PRINCIPLE	Pirani, depending on gas type
MATERIALS IN CONTACT WITH VACUUM	Stainless steel 1.4305, nickel, tungsten, glass, epoxy resin
MEASUREMENT RANGE	1000…100 – 1 x 10-3 mbar (750…75 – 1 x 10-3 Torr), admitted overpressure 4 bar absolute
ACCURACY	Dependent on the evaluation circuit, e. g. 10 – 1 x 10-2 mbar: Approx. 15% from reading
RESPONSE TIME	Ca. 200 ms
POWER SUPPLY	Supply of bridge circuit according to circuit proposal or with VD84
ELECTRICAL CONNECTION	4 pole circular plug binder 713, screwable
POWER CONSUMPTION	Approx. 30 mA
OPERATING TEMPERATURE	+10 °C…+40°C
STORAGE TEMPERATURE	-20 °C…+80°C
MAX. BAKE OUT TEMPERATURE	80°C at the flange
OUTPUT SIGNAL	Change of bridge voltage depending on vacuum
VACUUM CONNECTION	1/8"-NPT-male thread
PROTECTION CLASS	IP65