SICK PAC50 Notice D'instruction page 72

Operating Instructions
The factory setting is:
- p = 0.6 bar
1
- p = 0.4 bar
2
- t = 30 seconds
out
- PVOL = 0.0 liters
- Q = dT
A
Alternatively, the measurement can be started via a pulse from a control. Here, the pulse is transmitted to
the sensor as an input signal via Q1.
4.3.3 Changing the parameters in LT mode
Pressing the pushbutton for longer (> 2 seconds) takes you to the LTP1 setting. To change this,
pressed. The value can be changed using
Pressing the pushbutton takes you to the LTP2 setting, which follows the same procedure as LTP1.
and can then be pressed to define the value for the measurement duration TOUT (in seconds from 0.1
to 9,999) using or
In the next menu step, which is again accessed using
can be set (if known to the user) by first pressing
entered, the user is shown information on the leakage rate in L/min on the display at the end of the measure-
ment.
In the next step, the menu item SET AMODE is accessed by pressing the
and then or , you can select whether the analog output is to be used to transmit the value for dT or dP.
As the last step, pressing
selection, the user can decide here whether they want to use the sensor in LT mode (selection "NO") or as a
pressure switch (selection "YES"). The corresponding selection is confirmed using
By pressing the pushbutton again, the sensor is then switched to measurement standby in the relevant
mode.
7 2 O p e r a t i n g I n s t r u c t i o n s | S I C K
or
and apply it using .
takes you to the menu item STOP LT. Using
Product description
. To apply the desired value,
, the volume of the system or section to be measured
and then the or
must be pressed again.
pushbutton. If the volume is
pushbutton again. By pressing
for confirmation and
.
8017612/14NK / 8/2/2019 | PAC50
Subject to change without notice
PAC50
must be
or for