RS Pro RS-8890G Manuel D'instructions page 3

Differential Pressure Manometer / English
3. Button
The meter has six buttons.
1-UNITS
2-DIF
3-REC
4-HOLD
5-BACKLIGHT
6-ON/OFF
4. Display Description
1-Hold Function
2-Differential Mode
3-Primary Data screen
4-Record Mode
5-MAX/MIN/AVG
6-Low Battery indicator
7-Pressure Unit indicator
8-Relative Time Clock
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Differential Pressure Manometer / English
5. Operation
• Power
Press the ON/OFF button to turn power on or off. The meter will perform a short self-
test when turned on. The meter defaults to the setting used during the last operation.
• Zero Adjust and Offset
Before use and without fittings attached to the meter, press the HOLD button for more
than 4 seconds to zero the meter. The meter will reset and display "oooo" from right to
left. 0.000 will be display.
If it is desired to offset the meter and display, press the DIF button while taking
a measurement Subsequent reading will be the difference between the current
measurement and the measurement that was on the display when the DIF button was
pressed.
• Data Hold
Press the HOLD button momentarily to freeze the displayed reading. The 'HOLD' icon
will appear on the upper left-hand side of the display. If the pressure value is over the
range, error codes will show on the screen.
Press the HOLD button again to return to normal operation.
• Record
The MAX/MIN mode allows the user to view only the highest (MAX), lowest (MIN)or
average (AVG) readings with relative time stamp.
1.Press the REC button once and REC appears on the display (All other functions are
locked out except for Power & Backlight). The relative time clock also appears in the
secondary display and starts counting.
2.Press the REC Button again and MAX appears on the display. The display is now
showing the maximum pressure and relative time that it was recorded.
3.Press the REC button to display the minimum MIN reading with the relative time.
4.Press the REC button to display the average value AVG reading with the relative time.
5.Press the REC button again to continue recording MAX/MIN /AVG measurements.
6.To exit the MIN/MAX/AVG mode, press the REC button for 2 seconds to return to
normal operation.
• Backlight Display
Press the Backlight button to turn on the backlight.
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