Testo 512 Digital Pressure Meter (0 to 2hPa) 0560 5127 사용자 설명서

5. Operation

28

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: