E Instruments 4400 User Manual

41
@IST01530EEJ 019175A0 190411
Tightness test flow -chart according to standards UNI 7129 and UNI 11137-1.
Pressurize the piping and select TEST
with the ' ' key.
Automatically after a f ew seconds.
Automatically, after 15 minutes.
During stabilization the pipe pressure P is displayed
and also its variation ∆P 1 ’ during the last minute.
The stabilization wait time is the one set in the test
conf iguration menu. Stabilization can be stopped at
any time by pressing ' '.
►New piping
Existing piping
TIGHTNESS TEST
►Start test
Stabilization
NEW PIPING
Start test
►Stabilization
NEW PIPING
►Wait time
NEW PIPING
15 min ►Wait time
NEW PIPING
15 min
minmin
min
►Wait time
NEW PIPING
20 min
►Start test
Stabilization
NEW PIPING
WARNING
Charge the pipe to
the test pressure
100.00 hPa
NEW PIPING
0.06 hPa
NEW PIPING
ZERO TEST
0.00 hPa
NEW PIPING
ZERO
ZEROZERO
ZERO TEST
TESTTEST
TEST
100.00 hPa
NEW PIPING
ZERO TEST
P 100.00hPa
∆P1’ 0.00hPa
Wait time:20.00
OK to proceed
STABILIZATION
P1 100.00hPa
P2 99.99hPa
∆P -0.01hPa
Result:15.00
NEW PIPING
WARNING
End the tightness
test
NEW PIPING
QUIT
QUITQUIT
QUIT ABORT
ABORTABORT
ABORT
WARNING
End the tightness
test
NEW PIPING
QUIT
QUITQUIT
QUIT ABORT
ABORTABORT
ABORT
P1 100.00hPa
P2 99.99hPa
∆P -0.01hPa
Result: tight
NEW PIPING
Model tight
PRINT REPORT
PRINT QUIT
Model tight
PRINT REPORT
PRINT QUIT
Automatically
►RefO 2 Auto:001 ▼
O 2 4.2٪
CO 2 9.3٪
Xair 1.25
Tf 190.1C
Ta 15.4C
∆T 74.7C
Eff 83.4٪
Loss16.6٪
CO 146p
NO 40p
SO 2 41p
NO X 51p
1
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E Instruments 4400 Specifications

General

Brand	E Instruments
Model	4400
Category	Measuring Instruments
Language	English