19
Figure 10 System Circuit Boards
Figure 10a) System with Internal Batteries
Figure 10b) System without Internal Batteries
Power
Circuitry
Power
Circuitry
Power
Circuitry
Temp Sensor of
Room Ambient
External Batteries
Chassis
DC Contactor
(+)
(-)
Power
Circuitry
Power
Circuitry
Power
Circuitry
Temp Sensor of
Room Ambient
Internal Batteries
External Batteries
(+)
(-)
Chassis
DC Contactor
