
Installing i-on Control Units
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Figure 20. i-onG3MM: Mounting holes and cable entries
Step 5: Fit the PCB
Fit the PCB into the case as shown in Figure 21.
Figure 21. i-onG3MM: Fitting the PCB
Step 6: Connect all wired devices
Connect all wired devices except the battery, as shown in Figure 17.
If you are using a plug-on module, fit and connect the device as described in the mod
ule’s
installation instructions.
Step 7: Connect the battery
Note:
Connecting the battery does not start the system.
Fit the lead-acid battery in the bottom-left corner of the control unit.
Connect the battery leads to the battery (red to positive and black to negative), and
connect the other end to the PCB (Figure 17). Also connect the transformer lead to the
PCB (Figure 17).
Fixing holes
Mains cable entry
Location for PCB
Fixing holes
Signal cable entry
Mains terminals
Secure with a supplied
M3x8mm screw