Warning Status Display; Trouble Status Display - Macurco DVP-120B User Instructions

Detection and ventilation control panel
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When the HUSH key is pressed, the internal buzzer will be silenced for five (5) minutes. If the horn or strobe turn on delays have not
finished then they will also be silenced. If the delays have finished the HUSH key must be held for three (3) seconds in order to silence
the horn and strobe.
When all indicators have been silenced, the display will show that alarms have been silenced for five minutes. After any key is pressed
(or five seconds), the display will return to normal mode.
If Relay 1 is configured as an ALARM relay, it will be turned on when an alarm condition is recognized.
4.1.8

Warning Status Display

When any sensor indicates a gas level that is at or above the configured warning level for the sensor, the panel will enter WARNING
mode during which the internal buzzer will sound, the alarm/warning lamp will be amber, and the LCD will show the sensor type and
channel number.
The display will cycle through all sensors that are signaling warning levels, at five seconds per display. Pressing any key (except HUSH)
will advance the display to the next sensor that is signaling a warning level.
If the buzzer and/or an external horn and/or external strobe are connected and configured to signal a warning condition, they will also
sound when a warning condition occurs. There is a configurable delay before the horn or strobe will sound, see sections
Horn
Submenu,
4.3.6 Configure Strobe
When the HUSH key is pressed, the internal buzzer will be silenced for fifteen (15) minutes. If the horn or strobe turn on delays have not
finished, then they will also be silenced. If the delays have finished, the HUSH key must be held for three (3) seconds in order to silence
the horn and strobe.
When all indicators have been silenced, the display will show that warnings have been silenced for fifteen minutes. After any key is
pressed (or five seconds) the display will return to normal mode.
4.1.9

Trouble Status Display

If a sensor fails, a connection is lost or the panel itself detects a failure of its own, the panel will enter TROUBLE mode during which the
internal buzzer will sound, the power lamp will be yellow, and the LCD will display the specific sensor identified.
Possible trouble conditions are:
Any configured channel has less than 4 mA flowing in the current loop
A sensor is reporting a trouble condition
Any configured channel wiring is open.
Internal controller board problems are detected.
A L A R M S I L E N C E D
F O R
5
M I N U T E S
Figure 4-7 Alarm Silenced message
W A R N I N G
C O
S E N S O R
Figure 4-8 Warning display
Submenu, and
4.3.4 Configure Relays, Horn &
W A R N I N G
F O R
1 5
M I N U T E S
Figure 4-9 Warning Silenced message
0 2
Strobe.
S I L E N C E D
21
4.3.5 Configure

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