SGB VLXE Ex M Series, Documentation

Page: 15 / 56

28/07/2020
VACUUM LEAK DETECTOR VLXE .. Ex M and VLXE .. Ex MMV - 15 -
4.6 Displays and Controls
4.6.1 Display
4.6.2 Function "Turn off audible alarm signal"
Briefly press “Mute“ button once; audible signal turns off, and the red
LED flashes.
Pressing the key again will turn the audible signal on.
This function is not available during normal operating conditions and
malfunctions.
4.6.3 “Testing the optical and audible alarm signal” function
Press and hold the “Mute“ button (for about 10 seconds). The alarm
will be triggered until the key is released.
This inquiry is only possible if the pressure in the system has exceed-
ed the “Alarm OFF” pressure.
3 (Flashing) is active for the acknowledged external signal.
4 The “Mute“ button does not have a function, which means the audible signal cannot be turned off.
Indicator
light
Operating condi- tion Alarm, vacuum below “
A
larm
ON” Probe alarm Solenoid valve malfunction
Pressure bu
ild-
up alarm
Malfunction
OPERA-
TION:
green
ON ON ON ON
ON
ON
ALARM:
red
OFF
ON
(flashing) 3
OFF
ON
(flash-
ing)
ON
(flash-
ing)
ON 4
ALARM 2:
yellow
OFF OFF
ON
(flash-
ing)
ON Flashing OFF
Design and Function