Rosemount P330, Installation And Operation Manual, Page: 10 / 92

Rosemount Model P330 Pressure Validator
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PRODUCT DESCRIPTION The Rosemount Model P330 Pressure Validator is a rugged and
portable precision validator available either in a pneumatic or a
hydraulic version. It is used primarily for validating transmitters and
systems over the range of –15 to 300 psi (–1 to 20 bar), HAV version to
6,000 psi (400 bar). Used in conjunction with external transducers, the
range of the standard validator can be extended up to 10,300 psi (700
bar).
The validator can power an external current loop to a maximum output
current of 25 mA, and measure dc voltages of ±50 V and dc currents of
±55 mA. It can also measure ambient temperature.
The validator is powered by a rechargeable NiCad battery pack. It can
also be powered by six alkaline C cell batteries.
The validator also has an RS232 interface to download datalog files to a
computer.
SAFETY MESSAGES Procedures and instructions in this manual may require special
precautions to avoid damage to equipment and to ensure the safety of
the personnel performing the operations. Refer to the safety messages
listed at the beginning of each section before performing any
operations.
IMPORTANT: KEY
SEQUENCE DIAGRAMS Many of the instructions in this manual are illustrated by “key
sequence diagrams.” Shaded keys in the diagrams indicate the keys to
press. Diagram sequence is from left to right and from top to bottom. A
shaded soft box on the display panel (either the bottom left or bottom
right rectangle of the display panel) indicates that you press the key
immediately below the panel,
F1 or F2 .
Keys and menu options within the text that you select to perform a
task, as well as display items, are in
SMALL CAPITAL LETTERS
.
FIGURE 1-1. Example of Key
Sequence Diagram. Read Left to Right
and Top to Bottom.
In the above diagram, the following key sequence is indicated:
1.
Press
F2
.
2.
Press ¶ or Ä to select an option. If all arrow keys are shaded, you
must use all keys to select an option.
3.
Press
ENTER
.
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