ECS Device Installation 151455
4-55
The AC terminals are rated as 120 VAC, 60 Hz or 240 VAC, 50 Hz.
Figure 4-72 AC Connection
4.8.11 Backup Battery for ECS-DUAL50W
The following steps explain how to connect the batteries (refer to Figure 4-78):
1. Connect the black wire of the battery harness to the (-) side of the battery #2.
2. Connect the jumper wire provided form the positive (+) side of battery #2 to the negative side of
battery #1.
3. Connect the red wire from the battery harness to the positive (+) side of battery #1.
Figure 4-73 Battery Connection to ECS-DUAL50W