32 | SAMLEX AMERICA INC.
SAMLEX AMERICA INC. | 33
DISPLAY
DESCRIPTION
CAUSE OF FAULT
Alarm: OC
Over Current
Over Current
The current exceeds the rated current of 30A
i.e. 45A
Alarm: OT
Heat Sink over
temperature
Heat sink temperature exceeds 90°C.
Alarm: CPF00
Link Master Error
Display Panel error
The CPU is not able to exchange data with
the Display Panel.
Alarm: CPF04
DC / DC
Low Volt
Low Battery Voltage
< 9V for 12V Battery
< 18V for 24V Battery
1. Batteries are discharged below the
minimum
acceptable level, or
2. DIP Switch 1 is set for 24V battery but the
battery is 12V.
Alarm: CPF09
Heat Sink SR Open
Low operating
temperature
Operating temperature of the unit is below
the specified limit of -20°C or -4°F.
Table 5.3. Fault Messages on the LCD Display
NOTE: See Table 7.1 under Section 7 – Troubleshooting for more details.
Back of the Unit
The back of the unit (Fig 5.2) has the following input / output connections and DIP
Switches for various settings.
NAME
DESCRIPTION
PV+
Connecting terminal for Solar Array Positive
PV–
Connecting terminal for Solar Array Negative
B
Connecting terminal for Battery cable Positive
BATTERY –
Connecting terminal for Battery cable Negative
DIP SWITCH 1
ON*
Selection of Battery Voltage for 12V system
OFF
Selection of Battery Voltage for 24V system
DIP SWITCH 2,3,4 For programming Battery Type & Charging Algorithm (See Table 6.1)
DIP SWITCH 5
ON
Selection of Auto Equalization
OFF*
Selection of Manual Equalization
BTS
Battery Temperature Sensor for temperature compensation
Table 5.4. Control & Terminal Connections (At the back of the unit)
*NOTE: Factory preset condition
SECTION 5 |
Construction, Layout & Controls
Summary of Contents for samlexpower SCC-30AB
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