Installation Manual
14 
ChargeMaster Plus 12/75-3, 12/100-3, 24/40-3, 24/60-3 – User and Installation Manual 
5 
Connect the wiring to the screw 
terminals.  
Fasten the cable with the strain 
relief. 
6 
Integrate a fuse holder in the positive 
battery wire but do not place the fuse 
yet! 
Fit crimp-on cable lugs to the DC 
cables. 
Connect the DC cabling of battery 
bank 1, positive to +, negative to – . 
Repeat steps for output 2 and 3. 
7 
Attach the battery temperature 
sensor to the casing of battery bank 
1. Plug the temperature sensor 
cable into the “Temp sense” jack. 
Option: Connect the ChargeMaster to 
the CZone or MasterBus network. 
8 
Adding to a CZone network 
1
Disconnect the backbone at the closest 
backbone connection and add in a tee 
connector. 
2
Reconnect the backbone connection(s) 
with the new tee connector in place. 
3 Connect the RJ45 CZone/MB drop 
cable to the black coupler on the tee 
and then connect to the ChargeMaster 
Plus. 
Adding to a MasterBus network 
1 Disconnect a MasterBus cable or 
Terminator from the closest MasterBus 
device and connect it to the 
ChargeMaster Plus. 
2 Connect the new MasterBus cable to 
the other MasterBus device and then 
connect to the ChargeMaster Plus. 
Ensure  that  the  network  is  properly 
terminated. 










