Mastervolt Solar ChargeMaster SCM-N 20 User Manual Download Page 10

 
 
 
 
 
CONFIGURATION  

 

 

10

 

November 07 / Solar ChargeMaster 20, 40 / EN 

 

6 CONFIGURATION 

 

 

6.1 

Programming your Solar ChargeMaster 

With a long push (2s-8s) on the button the 
programming mode is opened. The programming 
menu structure is described in the table below. A 
black wide arrow means a long push (2s-8s), a grey 
arrow means a short push (<1 sec). The dotted lines 
under “Setting” mean you see the actual selection 
there. During selection the symbols under “Settings 
menu” are flashing. 

When you exit the configuration menu, the 
controller displays the state of charge (available 
energy) of the battery and the status of the load. 

Mind that once you have entered the 
configuration menu you can exit it at the 
last item only.  

We therefore recommend that you first note 
down your required settings and then do the 
configuration in one go.  
All configuration settings are stored in a non-
volatile memory and remain stored even if the 
controller was disconnected from the battery. 

6.1.1 Battery 

type 

Description Displays 

Settings 

 

 
Battery type  
liquid electrolyte 
 

In this menu, you can select the 
proper battery type - liquid 
electrolyte or GEL (VRLA) /AGM 
according to your PV system to get 
better charge of your battery.  
The default battery type is liquid 
electrolyte. 

Battery type  
Gel 

 

6.1.2 Low 

voltage 

disconnect 

Description Displays 

Settings 

 

 
LVD, current compensated,  
11.4-11.9V/ 22.8-23.8V 

LVD, current compensated,  
11.0-11.75V/ 22.0-23.50V 

LVD, current compensated/ 
adaptive,  
11.0-12.2V/ 22.0-24.4V 
LVD 11.5V/ 23V 
 

In this menu, you can set 5 different 
Low Voltage Disconnect (LVD) 
modes to protect the battery from 
being discharged deeply.  
See section 5.4.1 for details. 
 
The default low voltage disconnect 
(LVD) setting is Mode 1 - Disconnect 
at 11.4 V (at nominal load current) 
up to 11.9 V (at no load current). 
 

 

LVD 11.0V/ 22V 

 

6.1.3  Night light function (type) 

Description Displays 

Settings 

 

 
Night light function OFF 
 

Night light function 
Dusk to Dawn 

In this menu, you can set the type of 
night light function or switch off the 
night light function of your Solar 
ChargeMaster controller. 
See section 5.4.2 for details. 
 
The default setting of night light 
function type is OFF. 

Night light function 
Evening/Morning 

Function

Setting

Settings menu

Function

Setting

Settings menu

Function

Setting

Settings menu

Summary of Contents for Solar ChargeMaster SCM-N 20

Page 1: ...Solar ChargeMaster SCM N 20 SCM N 40 INTELLIGENT CHARGE CONTROLLER MASTERVOLT Snijdersbergweg 93 1105 AN Amsterdam The Netherlands Tel 31 20 3422100 Fax 31 20 6971006 www Mastervolt com ENGLISH PAGE 1...

Page 2: ...ement of the product Costs for installation labor or shipping of the defective parts are not covered by this guarantee 1 3 Validity of this manual All of the specifications provisions and instructions...

Page 3: ...arly applies to chapter 2 Safety Guidelines and Measures 2 4 Maintenance repair In case of maintenance and repair activities disconnect batteries and PV modules to prevent unintentional damage to the...

Page 4: ...stem For example street lights and road signs are often solar powered Overnight the battery is discharged during a preset time using the nightlight function Dusk to Dawn At day the battery is recharge...

Page 5: ...4V 24V 72 44V 36V With a 12V system the Solar ChargeMaster 40 can supply a maximum power of 480W To connect higher power devices you will need more than one Solar ChargeMaster or change the system vol...

Page 6: ...screws have to carry also the force applied by the wiring Mind the minimum required distance of 10 cm 4 to floor and ceiling this is necessary for ventilation reasons Installation step by step 1 Open...

Page 7: ...ricted Normal operation Unrestricted Battery connected with wrong polarity to Unrestricted Unrestricted Unrestricted Reverse polarity at 24V system no 12V system yes Yes if only the battery is connect...

Page 8: ...conditions are shown in the LCD screen if the Low Voltage Disconnect function shuts off the load output or in case of various other error conditions See chapter 7 for details Figure 9 Load control 5 3...

Page 9: ...n dusk and dawn no real time setting is required It may take some days until the controller has learnt midnight This method can cause some inaccuracy but avoids any clock readjustment The controller s...

Page 10: ...olyte In this menu you can select the proper battery type liquid electrolyte or GEL VRLA AGM according to your PV system to get better charge of your battery The default battery type is liquid electro...

Page 11: ...his menu See section 5 4 2 for details The default nightlight function EVENING is OFF Mid of night 6 1 5 Nightlight function morning settings Description Displays Settings MORNING OFF Morning From to...

Page 12: ...ge Day Night threshold 5 5 11 0 V Solar Voltage Day Night threshold 6 0 12 1 V Solar Voltage Day Night threshold 6 6 13 2 V Solar Voltage Day Night threshold 7 2 14 3 V Solar Voltage In this menu you...

Page 13: ...section 4 4 1 Default Read in of current data Read in of current data Read back of data logger PC link bidirectional communication 6 1 9 Individual factory settings Description Displays Settings You c...

Page 14: ...1 0 V Check if other sources overcharge the battery If not controller is damaged Loads are not supplied flashing symbols Battery wires or battery fuse damaged battery has high resistance Check battery...

Page 15: ...e 13 7 27 4 V 25 C 13 7 27 4 V 25 C Load disconnect voltage 11 0 12 2 22 0 24 4 V depending on setting 11 0 12 2 22 0 24 4 V depending on setting Load reconnect voltage 12 8 25 6 V 12 8 25 6 V Tempera...

Page 16: ...N 40 Is in conformity with the directives and standards 2006 95 EC Electrical Apparatus Low Voltage Directive 89 336 EEC Electromagnetic compatibility directive 93 68 EEC CE marking EN 60730 1 Electr...

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