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Page 6
Mounting and Wiring
l
Drill a 2-1/8" (55mm) mounting hole where you
desire to mount the instrument (Figure 1).
l
Bring the sender wires, ground, and power lines
out of the mounting hole and use a small flat screw-
Figure 2
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Figure 1
Page 8
Operation
Key Functions
The
keys are used to select
backlight levels, display pressure (PSI, Bars or percent),
set the low/high level alarms, select sender type and set
the maximum sender pressure. After changes are made,
the new information is automatically saved to memory.
Backlight Intensity
Press the
key for 1/2 second to adjust the
backlight level for night-time viewing. Each time
you press the "+" key for 1/2 second, the backlight
level will change: 1, 2, 3, 4, OFF, 1, 2, ... etc.
Setting Low/High Level Alarms
While viewing pressure, press and hold the
t
or
s
key
for ten (10) seconds to view/set the Low or High
pressure alarms. You will hear a long beep and the
alarm value is displayed. Press the
s
and
t
keys to set
the desired alarm limit (000.0 to 6553 PSI or Bars).
Press the "+" key for 1/2 second to save your entry to the
non-volatile memory.
Alarms ON/Off
Press the
s
or
t
key for 1/2 second to "arm" or
"disarm" the level alarms. The display will flash
"On" or "OFF" briefly to show you the state of the
alarms. You should leave the alarms armed at all
times and only disarm it to silence the alarm buzzer.
Selecting Sender Type
Press and hold down both the
t
and "+" keys for 10
seconds (until you hear a long beep.) Use the
s
and
t
keys to select the correct sender from the list
below. Once the correct sender has been chosen,
press the "+" key for 1/2 second to save your entry.
U- 1
0-30 Ohm
U- 2
0-70 Ohm
U- 3
0-90 Ohm
U- 4
10-73 Ohm
U- 5
10-180 Ohm
U- 6
33-240 Ohm
U- 7
40-250 Ohm
U- 8
30-0 Ohm
U- 9
70-0 Ohm
U-10
90-0 Ohm
U-11
73-10 Ohm
U-12
180-10 Ohm
U-13
240-33 Ohm
U-14
250-40 Ohm
U-15
0-5 Volts
U-16
5-0 Volts
U-17
4-20 mA
