Page 18
ecom-DP3
5.3. Liquid gas
5.3.1. Tightness check
The tightness check acc. to TRF at liquid gas pipes
is registered as a control pragram in the
ecom-DP3
.
Proceed as follows:
1. Scroll with the cursor keys
<up/down>
in the
menu
"Liquid gas"
to the menu point
„Tightness
check“
. Activate the menu point with
<Enter>
.
2. Check if necessary the values of stabilisation time,
measurement time and test pressure with
<F1>
(back with
<ESC>
).
3. Lock the gas pipe with a suitable adapter (test
stopple, high pressure stopple or one-pipe counter
cap).
4. Connect the components as described in
chapter 3.
5. Start the control program with
<Enter>
(the pump
of the instrument is building up the adjusted pres-
sure).
6. Wait for stabilisation time (if the pressure remains
in the range „test pressure - 10%" during stabilisation
time, so the measurement time will start). If neces-
sary the stabilisation time can be terminated with
<F1>
.
7. Once the measurement time is over, the result is
displayed and can be printed with
<Print>
.
8. If the menu
„Tightness check“
is selected again,
so the result can be called up with
<F4>
(as long as
the
ecom-DP3
is on) or a new measurement can be
started with
<F1>
.
Liquid gas
Tightness check
Connect!
Forward w.:
Set value 100
hPa
0.0
hPa
Liquid gas
Tightness check
Stabilisation time
Res. time: 9:58min
Pressu 103.1hPa -0.8hPa
Temp. 22.6°C 0.3°C
Start Difference
102.3
hPa
Liquid gas
Tightness check
Measur. in process
Res. time: 9:25min
Pressu 102.3hPa 0.0hPa
Temp. 22.6°C 0.0°C
Start Difference
102.3
hPa
Liquid gas
Tightness check
Set value 100hPa
is built up!
92.3
hPa
10min
10min
Liquid gas
Tightness check
Measurement 10:00min
Ini. Press 102.3hPa
Fin. Press 102.3hPa
Difference 0.0hPa
Ini. temp. 22.6°C
End temp. 22.6°C
Difference
0.0°C
Forward w.:
Liquid gas
Tightness check
Start new
measurement?
Select:
YES
NO
Summary of Contents for DP3
Page 1: ...Operating Instructions ...
