msl.equipment.resources.vaisala.ptb330 package

Vaisala Barometer of type PTB330. The PTB330 barometer is available with one, two, or three barometer modules.

class msl.equipment.resources.vaisala.ptb330.PTB330(record: EquipmentRecord)[source]

Bases: PTU300

Vaisala Barometer PTB330 series. The device manual is available here.

Note

Ensure the device is in STOP or SEND mode before initiating a connection to a PC.

The default settings for the RS232 connection are:

  • Baud rate = 4800

  • Data bits = 7

  • Stop bits = 1

  • Parity = EVEN

  • Flow control = None

Do not instantiate this class directly. Use the connect() method to connect to the equipment.

Parameters:

record – A record from an Equipment-Register Database.

set_units(desired_units: dict[str, str]) → None[source]

Set units of specified quantities.

Parameters:

desired_units –

Dictionary of quantities (as keys) and their unit (their value) as specified in the instrument manual on pages 15 and 73.

These may include the following (available options depend on the barometer components):

  • Pressure quantities: P, P3h, P1, P2, QNH, QFE, HCP, …

  • Pressure units: hPa, psi, inHg, torr, bar, mbar, mmHg, kPa, Pa, mmH2O, inH2O

  • Temperature quantities: T, TP1, TP2, TP3, …

  • Temperature units: ‘C, ‘F, or K (C and F are also supported but are returned as ‘C or ‘F)