DH Instruments PPCH, Руководство по эксплуатации и обслуживанию

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PPCH™ OPERATION AND MAINTENANCE MANUAL
© 2009 DH Instruments, a Fluke Company Page 66
 OPERATION
To access the resolution function, press
[SETUP]
,
<2res>
. The display is:
Display resltn: IH
0.0010 %FS < and >
Use the cursor control keys to set the desired level of resolution. Press
[ENT]
to return to the
MAIN RUN screen with the new resolution setting active or
[ESC]
to make no changes.
The resolution setting is range specific. A resolution setting made in one range does NOT
affect other ranges.
The maximum resolution setting is limited in AutoRange ranges that are less than 10 % of
the Q-RPT default full scale.
The maximum resolution setting when using a utility sensor is 0.001 % of utility sensor
span.
3.4.3 <3JOG>
 PURPOSE
Adjust the nominal change in pressure caused by using the jog direct pressure control keys
([ ] and [ ]).
 PRINCIPLE
The jog direct pressure control keys, [ ] and [ ], increase or decrease pressure by a
nominal amount each time they are pressed. If pressure control is NOT active, pressing the
jog key causes an up or down pressure step. If dynamic pressure control is active, the jog
key causes the pressure control target value to be changed by the amount of the jog step.
[SETUP]
,
<3jog>
allows the nominal value of the jog step to be adjusted.
The default jog step is 0.02% of active range span. The maximum jog step is 5 % of active
range span. Jog step value is set automatically by AutoRange (see Section 3.3.4).
See Section 3.1.3 for information on the jog key effect while control is active in various
control modes.
 OPERATION
To access the jog step adjustment function, press
[SETUP]
,
<3jog>
. The display is:
Jog step size: IH
0.010 MPa
Edit the value of the jog step as desired. Press
[ENT]
to return to the MAIN RUN screen with
the new jog step size active. Press
[ESC]
to return to the MAIN RUN screen with no change
to the jog step size.
Pressing [ ] and [ ] simultaneously is a short cut to the <Jog step size:> menu.