Vaisala PTB220 Series Guide de l'utilisateur télécharger pdf (Page 80)

USER'S GUIDE_______________________________________________________________________

74 ___________________________________________________________________ M210194EN-A

EN 61326-1:1997 +Am 1:1998, Electrical equipment for

measurement, control and laboratory use - EMC requirements;

Generic environment.

Test methods:

Emission

Radiated emissions CISPR16 class B (CISPR22 Class 22)

Immunity

Electrostatic discharge (ESD) EN/IEC 61000-4-2

EM field EN/IEC 61000-4-3

EFT Burst EN/IEC 61000-4-4

Surge EN/IEC 61000-4-5

Conducted RF EN/IEC 61000-4-6

Options

Analog output module

Output range 0...5 V *, 4...20 mA

Resolution 4 Pa

Total accuracy (15...30 °C)

Class A ± 0.25 hPa

Class B ± 0.30 hPa

* Factory setting

Load resistance for the voltage output is 10...500 kΩ and for the

current output it is 0...500 Ω.

(The module provides a secondary barometer output and it is supplied

without a calibration certificate.)

Accessories

With the PTB220CASE, barometers can be converted into portable

units to be used as traveling and transfer standards. Please note that

the barometer must have the following features:

− 1, 2 or 3 pressure transducers

− class A accuracy

− local display

− RS232/485 serial interface

− Quick connector 19886 Gasket

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Vaisala PTB220 Series Guide de l'utilisateur Page 80