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圖拉特真空計(jì)VD81VD81CompactVacuumMeter●Piezo●1600to1mbarTheversatileVD81digitalvacuummetermeasuresabsolutepressureintheroughvacuumrange

詳細(xì)介紹

圖拉特真空計(jì)VD81

VD81 Compact Vacuum Meter ● Piezo ● 1600 to 1 mbar

The versatile VD81 digital vacuum meter measures absolute pressure in the rough vacuum range. It is equipped with USB interface and can be used as data logger.
The VD81 can be operated with battery or external power supply making it ideal for either portable or stationary applications.

描述

Chemically resistant ceramic sensor with FKM sealing
Min/Max Memory: Storage and display of high and low values
Up to 5000 h battery life
Data logger functionality: Save up to 2000 measurements in the vacuum meter
High repeatability, excellent long term stability
Pressure units mbar, Torr, hPa
Automatic switch off or continuous operation
Vacuum connection by small flange, G1/4 female thread or screw in hose nozzle

應(yīng)用

Check and setup of vacuum plants
Operational control and documentation at vacuum plants and pumps
Vacuum packaging machines
Replacement of mercury manometers
Chemical process engineering
Vacuum furnaces
Analysis instruments

技術(shù)參數(shù)

WEIGHT	0.2 kg
DIMENSIONS	12 x 6 x 4.7 cm
MEASURING PRINCIPLE	Piezo resistive, independent of gas type
MATERIALS IN CONTACT WITH VACUUM	Stainless steel 1.4305, Al2O3 ceramic, FKM
MEASUREMENT RANGE	1600 – 1 mbar (1200 – 1 Torr), max. overpressure 4 bar absolute
RESOLUTION	1 mbar (Torr)
ACCURACY	< +-0.3% full scale (linearity, hysteresis, repeatability)
RESPONSE TIME	20 ms
MEASURING RATE	1.0 s (100 ms in data logger mode)
DATA LOGGING RATE	0.1…999 s
OPERATING TEMPERATURE	0…+50 °C
STORAGE TEMPERATURE	-20…+60 °C
POWER SUPPLY	9 V block battery (alternatively NiMh rechargeable battery or 15 VDC external (power supply)
ELECTRICAL CONNECTION	Jack for external power supply
POWER CONSUMPTION	Approx. 2 mW
OPERATING TIME	9 V lithium battery: max. 5000 h, 9 V Alkaline 6LR61 battery: max. 2500 h, 9 V rechargeable battery 150 mA: max. 500 h
SENSOR CONNECTION	Sensor integrated in the instrument
VACUUM CONNECTION	DN 16 ISO KF with G1/4 female thread or hose nozzle (accessory VD81SW1)
PROTECTION CLASS	IP40
DISPLAY	LCD 12 mm