GE K0470, Руководство пользователя

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2 Installation
K0470 Revision A 2 - 4 [EN] English
Figure 2-2, Pneumatic Connections
Installation
The instrument connects to the Unit Under Test.
Input Pressure and Equipment
The pressure should not exceed 1.25 x full-scale or MWP stated on the rear panel of the
instrument.
To protect the instrument from over-pressure a suitable protection device (such as a relief valve or
bursting disc) must be fitted to prevent over pressurization.
Pneumatic Connection
WARNING
PRESSURE RANGES > 210
BAR
(3000
PSI
) ARE ONLY RATED FOR HYDRAULIC USE.
CAUTIONS
Do not exceed the maximum pressures stated in the appropriate Component Manual for
the unit under test.
Reduce pressure at a controlled rate when venting to atmosphere.
Carefully de-pressurize all pipes to atmospheric pressure before disconnecting and
connecting to the unit under test.
Connections
1. Switch off the power supply before connecting or disconnecting the instrument.
2. Use the appropriate sealing method for all pressure connections.
Note : For instruments with NPT connections, use applicable bonded sealing as shown in figure
below.
2) Bonded seal
1) Connector
2
1