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4.3 - Solar charge controller
See figure 5 for the circuit layout. Wiring of batteries and ground
are pre-wired. Connect cable 1 and 2 as in figure 5 and see par.
4.4 for the technical specification.
Make sure battery and solar panel are disconnected to controller,
and do not connect the positive and negative terminals of solar
panel and battery at the same time to avoid of electric shock.
Make sure installation site meets safety requirements first.
Make sure voltage of solar panel and battery are compatible with
controller.
4.4 - Cable and cable glands
Key Automation strongly suggest to use the following specification for the cable 1 and 2 (fig.5)
Type
Diameter
Lenght
Cable glands
4.5 - Wiring
ATTENTION !
Never use the solar panel and the ac transformer at the same time (fig. 6)
5 - OPERATING INSTRUCTION
5.1 - Symbols
12
5.2 - LCD Interfaces
STARTUP INTERFACE
Startup interface: the interface when system is powered on by
which you check whether the LCD is in good condition
System voltage: battery voltage detected by controller.
Rated current: Rated charging and discharging current of controller
10
CABLE 1
H05RNF/H07RNF
> 2×1,5 mm²
< 20 m
PG16
12
SYSTEM VOLTAGE
Connect battery to controller and check whether the LCD display
is on, if not, please solve the problem as mentioned in chapter 6
(pag.9).
Connect solar panel to controller accordingly. If there's sunlight,
controller starts charging battery immediately and charging
indicator arrow on LCD on. Connect load to controller.
CABLE 2
H07RNF
> 2×4 mm²
< 5 m
PG21
1. LVR, ABSORB , LVD , FLOAT , P(PM)
2. Day and night
3. Battery type: FLD , GEL , SLD , Null means Usr
4. Charging
5.Error
6. Discharging
7. Time
8. Capacity
9. Load state
10. Unit
11. Data display area
12. Button
RATED CURRENT
ATTENTION !
Set System voltage to 24V
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