Lowara GEM Instrucciones Para La Instalación Y El Uso página 71

Connection of the alarms and optional visual and audible signals to these contacts is the installer's responsibility. A separate
power source from the one supplying the panel must be utilized.
8.7 Accessories available on request
For the connections, refer to the documentation attached to the electric panel.
In addition to the dry contacts, which are supplied as standard, an optional kit for relay of the following signals is also available:
- 1: Failure to start
- 2: Pump running
- 3: Pump on demand
4: Selector switch in automatic "AUT" position
-
5: Selector switch in non-automatic "MAN" or "0" position
-
- 6: Power line on
8.8 Function available
8.8.1 Function with weekly self-test function
The main panel contains an auxiliary circuit with weekly clock (electronic card name T128A), which enables the periodic starting
and testing of the service pumps through the pressure switch located on the pump body (re-circulation circuit).
During the autotest the display shows RUN message. The duration is in steps of one minute, settable from 1 to 4 minutes.
In case of malfunction a signal is activated via an extra dry contact to which can be connected a suitably powered visual/audible
alarm. Display shows FAIL message.
JP10
Fig.5
To set the current time and time of esecution of the autotest –weekly
3 4
2
1
Fig.4
- Blinking minutes autotest, press button (9) to change.
- Press button (10) to confirm.
- Blinking day autotest, 1 = Monday ... 7 = Sunday
- Press button (10) to confirm. The clock is set at the factory to activate the autotest every Monday at 10:00.
- Blinking On minutes duration of autotest: press button (9) to change 1 to 4 minutes.
- Press button (10) to confirm.
To enable the autotest JP10 (fig. 5) in position 12. To disable the autotest JP10 in position 23.
Jumper JP10 three positions (fig. 5):
23=Autotest doesn't enable (default).
12=Autotest is enabled, led on letter I (fig. 4).
Leds (fig.5)
Led (A), yellow= autotest in progress.
Led (B), red= autotest failled.
Led (C), green= autotesy run successfully.The pressure of the system is
upper than on setting value of membrane pressure switch instaleld in the
pump.
5 6
7
I
T128A_A_SC
- Press simultaneously the buttons (9) (10), figure 3.
- Blinking current time, press button (9) to change.
- Press button (10) to confirm.
- Blinking current minutes, press button (9) to change.
- Press button (10) to confirm.
- Blinking number weekday, 1 = Monday ... 7 = Sunday
- Press button (10) to confirm.
- Blinking hour start autotest, press button (9) to change.
- Press button (10) to confirm.
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