Leak Testing - LR 2000 Serie Operación Manual

OUTPUT OF DATA
This feature will only function if either the
displayed.
To view data press
reading will be displayed. Press
readings and any other key to return to normal mode.
To output data to a PC press
To output data to an Epson compatible printer press
by key. Printer settings must be as follows: 9600 Baud, 8 data bits, 4
No Parity, One stop bit, No flow control. It is also possible to print to
Hyper Terminal in your PC in this way.
receive information.
The selected transmit option will be displayed during transmission.
After transmission, the unit will return to normal operation and any
auto logging will stop.
To erase stored data press
There will be a delay before the unit will accept the
symbol will be displayed. This is to help stop accidental erasure.
After erasure, neither
will return to normal mode.
delete data, you must turn instrument off and on, then the stored
data will not be lost.
AVERAGING
X
Press key (when in
with average reading, will appear on display. Press
X
to return to

LEAK TESTING

This function enables testing for leaks in pressure systems. The
instrument has a function to automate leak testing in a variety of
applications.
Automatic leak test results are logged, not stored and cannot be
output directly via DigiLink into your DigiLog PC software. To send
leak test results to your PC please use your PC's Hyper Terminal and
output as to an Epson Printer. When entering pressure values (P1,
P2, P3) you must enter numbers to exactly the same number of
decimal places as full pressure range of the instrument being used.
The number of decimal places required can be seen in the table of
pressure ranges on the back page.
SETTING UP
X
Press key (when not in
symbols will appear on the display. Enter pre-stress pressure level
(if pre-stress pressure function is not required, press
display will show
press key and the
Key in test time in minutes and seconds (MM.SS), press
NE P3
the and
change in pressure and press
to run test and
PERFORMING A TEST
This test only functions if the
to system until
stress) pressure has been entered the system must be pressurised
to this level. Bleed system. The display will then clear until test time
has elapsed.
key, then and
or
If after pressing key you do not wish to
MAX/MIN
MAX/MIN mode.
MAX/MIN
NE and P2
NE and
symbols will now be displayed. Key in permissable
P1 will appear on display.
P1 changes to
PASS or FAIL
1 keys. The first stored
key to view successively stored
key, then key.
Ensure PC/Printer is ready to
key, then and 3
symbols will be displayed. The unit
mode) and
mode) and
symbols. Key in start pressure and
symbols will now be displayed.
key. The instrument is now ready
P1 symbol is displayed. Apply pressure
P2 (Test Pressure). If a
will appear on the display and be
or symbols are
2
key, followed
keys.
key and
3
symbol, together
NE and
key) and the
P1
P1
key and
(pre-