3. OPERATION
Page 67
© 2007 DH Instruments, a Fluke Company
3.4.7
<7DRV> (DRIVERS)
PURPOSE
To control the output signals of PPCH-G’s 8 channel, 12 V external drivers.
PRINCIPLE
PPCH-G external drivers are available to drive peripheral equipment in a PPCH-G system,
for example, solenoid valves. The driver electrical connections are available from a rear
panel connector.
See
Section
7.1 for driver specifications and connector pin-outs.
OPERATION
To access the driver control function press
[SETUP]
,
<7drv>
. The display is:
External drivers: 1
2 3 4 5 6 7 8
Pressing the keypad numerical key driver number turns that driver ON and OFF with either a
momentary or a toggled response. An active driver is indicated by
<*>
immediately following
the driver number.
Pressing
[ENT]
while in the external drivers menu causes a menu to appear that allows
selection of whether the driver actuation by selecting the driver number will be
<1momentary>
or
<2toggle>
.
3.5
[SPECIAL]
PURPOSE
[SPECIAL]
accesses a menu of PPCH-G settings, adjustment and features that are less commonly used
or not normally used in regular operation.
OPERATION
Press
[SPECIAL]
from the MAIN RUN screen to access the
SPECIAL menu. The display is:
1AutoZ 2remote 3head
4reset 5pref 6Punit
7internal 8cal 9log
Some screens, such as the SPECIAL menu, go beyond the two lines provided by the display. This is
indicated by a flashing arrow in the second line of the display. Press the cursor control keys to move the
cursor to access the lines that are not visible or directly enter the number of the hidden menu choice if you
know it.
SPECIAL menu choices include:
<1AutoZ>
Manage AutoZero function for the active Q-RPT or utility sensor (see Section 3.5.1).
<2remote>
View and edit PPCH-G COM port (RS-232) and IEEE-488 interface settings (see Section
3.5.2).
<3head>
Set HEAD function fluid and height unit of measure (see Section 3.5.3).
<4reset>
Access PPCH-G’s various reset functions (see Section 3.5.4).
<5pref>
View and set screen saver time, keypad sound frequency, unit ID number, time/date,
security protection level (see Section 3.5.5).
<6Punit>
Customize
the
[UNIT]
key pressure unit of selections (See section 3.5.6).
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