Testo 512 Digital Pressure Meter (0 - 2000 hPA) 0560 5129 User Manual

5. Operation

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5.

Operation

This chapter describes the steps that have to be executed

frequently when using the product.

5.1 Connecting pressure

hoses, Pitot tube

²

Connecting ppressure hhoses:

i

Attach the pressure hoses (4 or 6mm) correctly
according to the mathematical signs:

· positive over-pressure measurement (+)
· negative over-pressure measurement (-)
· Differential pressure measurement (+ -)

²

Connecting P

Pitot ttube ((versions 22hPa, 220hPa aand

200hPa oonly):

Attach the pressure hoses (4 or 6mm) correctly
according to the mathematical signs:

Attach pressure hoses to the connecting ends of the
Pitot tube: