ASCOM Elise3 Lite - Page 24

TD 92679EN
22 November 2013 / Ver. G
Installation Guide
Elise3
18
4. Installation and Configuration
Galvanic isolation of the inputs and outputs is provided by using a separate power supply,
see figure 10.
Figure 10.
+V In In Out Out GND
Ext 1 2 1 2 Ext
External
equipment
Error
1 2
Power supply
12/24 V DC
+-
Example of AUX output with galvanic isolation.
If galvanic isolation is not needed and the Elise3 is supplied by an external
12 Vdc/
24 Vdc power source, the supply voltage can be taken from the 12-24 Vdc screw
connector by connecting +V Ext to “+” and GND Ext to “-”, see figure 11.
Figure 11. Example of AUX output without galvanic isolati
on and external 12/24 Vdc
power supply/battery.
+V In In Out Out GND
Ext 1 2 1 2 Ext
External
equipment
Error
1 2
12-24 V DC 1A
+ -
Power supply
12/24 V DC
(external battery or
external PSU)
If galvanic isolation is not needed and the Elise3 is supplied by the internal
230 Vac power source, the supply voltage must also be taken from the 12-24 Vdc screw
connector by connecting +V Ext to “+” and GND Ext to “-”, see figure 12.
Figure 12. Example of AUX output without galvanic isolati
on and internal 230 Vac
power supply.
+V In In Out Out GND
Ext 1 2 1 2 Ext
External
equipment
Error
1 2
12-24 V DC 1A
+ -
Internal Power supply
100-230 V AC
100-240V 275mA 50-60 Hz
The inputs In 1 and In 2 are active when they are connected to 12 Vdc/24 Vdc.