Temperature recorder and printer
16
▲ There are alarms that activate an internal buzzer. To mute the buzzer, press or
press the mute button of an external horn (optional). See “Other Connection Options”
in page 8. The factory default is a muted buzzer. The buzzer muter only disconnects
the buzzer! It does not affect other alarms.
▲ Displayed channel will flash when the channel send an alarm.
▲ Alarm LED – above the display, will be on to indicate any alarm event.
▲ N.O. Relay contacts – every alarm events will open/close the 1A alarm relay (it is
normally open). It is possible to connect an external alarm device (not included)
through the alarm relay contact. See item 4 in Image 5, see on page 8.
The following events will activate the alarm (if set):
▲ Disconnected sensor – if a sensor is disconnected or not set, ERROR will be
displayed.
▲ Channel Alarm limit – If the measured value deviates from the set maximum or
minimum limit per a consecutive time period that is equal to the delay time set (if set)
the alarm relay will be activated, the alarm LED will light and the internal buzzer (if set)
will go off.
▲ Out of paper – If the paper in the printer runs out, an internal buzzer will go off (if
set), an alert will be sent to an external device through the relay contacts (if set) and
the Out of Paper LED will be lit.
▲ Faulty sensor – a plashing ERROR prompt will be displayed for the channel. The
alarm LED will be lit, an internal buzzer will go off (if set) and the alarm relay will be
activated.
▲ Low Backup/Clock battery – an internal buzzer will go off (if set), the alarm relay
will be activated, the LOW BATT LED will flash, and an alert will be displayed.
Image 7: Close-up of the connection panel
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