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Micha Solar MSRx User'S Operation Manual Download Page 11

Micha Solar 

MSRx Charge Controller 

User Operation Manual 

 

Page 11 of 46 

Document: 802440-30.doc 

Date: December 2020 

www.micha.co.uk 

  

System Info:     
Solar:     (N/A) 

Screen 

4 

Menu L Screen 0: Analog Input Module 1 = Disable 

 

 

 

 

System Info:  
Solar:  1000W/m2 

Screen 

4 

Menu L Screen 0: Analog Input Module 1 = Enable 

Menu L Screen 3: Solar Input = Enable  

 

Menu 1 Screen 5 – Load Voltages: 

If the MSRx is set as a 19” Rack Controller, the following screen will be shown: 

System Info:  
Load V:    26.5V 

Screen 

5 

Load Voltage is measured at the MSRx Battery Connections 

 

 

If the MSRx is set as a Version 1 or Version 2 Controller, one of the following screens will be shown: 

System Info:     
Load V:    (N/A) 

Screen 

3 

Menu B Screen 3: Load Voltage: None 

 

 

 

 

System Info:     
Load 1 V:  26.5V 

Screen 

3 

Menu B Screen 3: Load Voltage: Load 1 

 

 

 

 

System Info:     
Load 2 V:  26.5V 

Screen 

3 

Menu B Screen 3: Load Voltage: Load 2 

 

 

 

 

Load 1 V:  26.4V  
Load 2 V:  26.5V 

Screen 

3 

Menu B Screen 3: Load Voltage: Load 1 & 2 

 

 

 

 

Summary of Contents for MSRx

Page 1: ...the controller powered up and working General Operation How does the Controller work Section 3 Page 3 Explanation of the operation and functions available Information Screens What information is avai...

Page 2: ...2 System Connections 2 2 1 Connect the Battery to the MSRx Battery Power connections 2 2 2 Connect the Battery to the MSRx Battery Voltage Sense connections 2 2 3 Connect the MSRx Temperature Sensor...

Page 3: ...th the controller Alternatively a Resistance Temperature Detector RTD may be connected to a MSRx RTD Interface Module to measure temperature in hazardous areas If the Battery Temperature Sensor has be...

Page 4: ...Relays MSRx2 2 stage Controller Array Relays are used in rotation 1 2 MSRx4 4 stage Controller Array Relays are used in rotation 1 3 2 4 MSRx6 6 stage Controller Array Relays are used in rotation 1 5...

Page 5: ...r below user defined set points see Section 5 4 for details 3 12 Low Charge Alarm The Low Charge Alarm is designed to indicate when the Solar Power System is in a low state of charge See Section 5 3 3...

Page 6: ...keypad switches moves the user up and down within a Menu Select keypad switch activates functions or selects a parameter to change its value Pressing Menu and Down switches at the same time will move...

Page 7: ...arge current For a Dual Battery System Screen 1 Up will show the Battery State of Charge for each Battery Input Array Relays are also described as Array Switches in this manual Menu 0 Screen 0 Home Sc...

Page 8: ...m active Batt Lo Temp Alm Battery Low Temperature Alarm active Low Charge Alarm Low Charge Alarm Array1 Fail Alarm Array 1 Failure Alarm Array2 Fail Alarm Array 2 Failure Alarm Array3 Fail Alarm Array...

Page 9: ...Load Voltages See Notes System Info Array I 123A 6 Total Array Current in Amps If the Array Shunt used is 60 150A then one decimal point is shown System Info Load I 12A 7 Total Load Current in Amps I...

Page 10: ...e Highest or Lowest of BV1 and BV2 see Menu L System Temperature may be BT1 or the Average Highest or Lowest of BT1 and BT2 see Menu L A faulty or disconnected Temperature Sensor will show C Menu 1 Sc...

Page 11: ...the MSRx is set as a 19 Rack Controller the following screen will be shown System Info Load V 26 5V Screen 5 Load Voltage is measured at the MSRx Battery Connections If the MSRx is set as a Version 1...

Page 12: ...s 1 Alarm Reset Voltage System Settings LC1 Set V 22 2V 7 Load Cut 1 Alarm Set Activation Voltage System Settings LC1 Rst V 24 0V 8 Load Cut 1 Alarm Reset Voltage System Settings LC2 Set V 21 6V 9 Loa...

Page 13: ...e Test Mode Test RMx Relay 1 Press Select 7 Test Relay Module x Relay 1 Press Select to change the state of the Relay contacts and LED Test RMx Relay 2 Press Select 8 Test Relay Module x Relay 2 Press...

Page 14: ...t Array 3 Sw Press hold SEL 2 Test Array 3 Solid State Switch Relay Contactor Test Array 4 Sw Press hold SEL 3 Test Array 4 Solid State Switch Relay Contactor Test Array 5 Sw Press hold SEL 4 Test Arr...

Page 15: ...n circuit array voltage Show Array 5 V Press hold SEL 4 Show Array 5 open circuit array voltage Show Array 6 V Press hold SEL 5 Show Array 6 open circuit array voltage Show Array 7 V Press hold SEL 6...

Page 16: ...w Array 5 current Show Array 6 I Press Select 5 Show Array 6 current Show Array 7 I Press Select 6 Show Array 7 current Show Array 8 I Press Select 7 Show Array 8 current Menu 6 Notes Pressing Select...

Page 17: ...en Circuit Voltage and Closed Circuit Current Array 5 34 5V 15A 6 Array 5 Open Circuit Voltage and Closed Circuit Current Array 6 34 5V 15A 7 Array 6 Open Circuit Voltage and Closed Circuit Current Ar...

Page 18: ...p 5 1 Entering the Change Settings Menus MSRx Standard Charge Controller On the MSRx PSU Load PCB Assembly insert the jumper link on LK1 in the Disable position or on the MSRx Interface PCB Assembly m...

Page 19: ...UST navigate to the Accept screen and press the Select switch The unit will not remember any changes to settings unless they are accepted using this screen 5 1 3 Default Settings The user can reset so...

Page 20: ...section Change Settings LC1 Set V 22 2V 7 Load Cut 1 Alarm Set Activation Voltage see section Change Settings LC1 Rst V 27 0V 8 Load Cut 1 Alarm Reset Voltage see section Change Settings LC2 Set V 21...

Page 21: ...l Time 1 96 hours default 48 Number of hours each selected array input will be monitored Change Settings AY1 Fail Off 8 Array 1 Failure select Off or On Set to On to select the Array Failure monitorin...

Page 22: ...ur period in which the Array Ahr is less than 90 of the Load Ahr i e the energy being put into the system is less than that taken out The controller makes a decision one hour after dusk as to whether...

Page 23: ...h 2 Low 3 Hi Lo see notes on next page Change Settings Batt Hi Temp 50C 7 Battery High Temperature Alarm Temperature see notes on next page Change Settings Batt Lo Temp 00C 8 Battery Low Temperature A...

Page 24: ...Battery Temperature Alarm Enabled Analog I p Mod 1 T Input Disable Menu L Screen 2 Analogue Input Module 1 Temperature Input Enable Disable BT1 only used for Battery Temperature Alarm Enable See Menu...

Page 25: ...Alarm Array Failure Alarm Low Charge Alarm Low Charge Alarm Hi Volts 2 Alarm High Volts 2 Alarm active Lo Volts 2 Alarm Low Volts 2 Alarm active Batt Hi Temp Alm Battery High Temperature Alarm active...

Page 26: ...6 Array Shunt 1 60mV value select Not used 60A 100A 120A 150A 200A 250A 300A 400A 500A Change Settings Ay Sh2 Not used 7 Array Shunt 2 60mV value select Not used 60A 100A 120A 150A 200A 250A 300A 400...

Page 27: ...ime The time between successive array voltage measurement on the same array when connected to the battery The open circuit Array Voltage is measured by disconnecting the Array from the Battery The def...

Page 28: ...Charge Array Ah Menu D Screen 12 or c the Charging Days is greater than the Initial Charge Days Menu D Screen 13 If the Initial Charge Mode On the following conditions will exist a If the Arrays are...

Page 29: ...p screens High Volts 1 Alarm Delay 00s 7 High Volts 1 Alarm Delay default 0 seconds See Section 3 7 for operation Low Volts 1 Alarm Delay 05s 8 Low Volts 1 Alarm Delay default 5 seconds See Section 3...

Page 30: ...eater than or equal to the High Temperature Parameter set using Menu E Screen 13 then Battery Charging will be disabled If the Battery Temperature is equal to or less than the Low Temperature Paramete...

Page 31: ...ss Menu to ignore any changes made Change Settings 5 Gel OPzV SEL 5 Press Select to program Gel OPzV Battery Setting into memory Press Menu to ignore any changes made Load 1 Disable Output Inactive 6...

Page 32: ...ntroller to measure an Auxiliary Voltage an Auxiliary Temperature and Solar Irradiation using a Solar Pyranometer 6 5 8 Channel Digital Input DIN Rail Module The 8 Channel Digital Input DIN Rail Modul...

Page 33: ...ller User Operation Manual Page 33 of 46 Document 802440 30 doc Date December 2020 www micha co uk 6 8 Expansion Port Settings Menu MSRx Expansion Port Module Settings available to the user are descri...

Page 34: ...3 Not Used 6 4 Channel Relay Output Module 2 Relay 3 Any Alarm Function may be assigned see Section 5 4 Rly Mod 2 Rly 4 Not Used 7 4 Channel Relay Output Module 2 Relay 4 Any Alarm Function may be as...

Page 35: ...0mA 120A 5 4 20mA Output Module 2 Select Parameter Value for 20mA Output 4 20mA Mod 3 Output AI 6 4 20mA Output Module 3 Select Parameter to Output 4 20mA Mod 3 AI 4mA 0A 7 4 20mA Output Module 3 Sele...

Page 36: ...Log Per 30 mins 4 Data Log Module Logging Period 15 30 60 minutes default 30 Data Log Module Clk Year 2006 5 Data Log Module Time Set Year Data Log Module Clk Month 08 6 Data Log Module Time Set Mont...

Page 37: ...nalogue Input Module 1 Voltage Input Enable Disable Analog I p Mod 1 T Input Disable 2 Analogue Input Module 1 Temperature Input Enable Disable Analog I p Mod 1 S Input Disable 3 Analogue Input Module...

Page 38: ...nel Digital Input Module 1 Input 4 An Alarm may be assigned to this Input see list on next page DigInMod1 I p 4 Active Closed 7 8 Channel Digital Input Module 1 Input 4 Active Closed Active Open Activ...

Page 39: ...ommon Alarm CP Common Alarm Digital Input Alarm Active Closed Active Open Common Alarm DigInModx I p x Active Closed Active Closed The Alarm is active when the Volt Free Digital Input is Closed DigInM...

Page 40: ...1 Alarm Alarm Set Voltage Adjust Low Load Volt 1 Alarm Rst 22 0V 6 Low Load Voltage 1 Alarm Alarm Reset Voltage Adjust Low Load Volt 1 Alarm Delay 05s 7 Low Load Voltage 1 Alarm Alarm Delay Time Adju...

Page 41: ...larm To enable the High Load Voltage 2 Alarm Load Voltage selection on Menu B Screen 3 must include Load Voltage 2 and High Load Voltage 1 Alarm Menu N Screen 8 must be set to Enable Alarm Operation I...

Page 42: ...onds 60 seconds 60 seconds Equalisation Time N A 30 minutes 30 minutes 30 minutes Temp Compensation Null Temp N A 20 C 20 C 20 C Temp Compensation Rate N A 30mV C 60mV C 120mV C 7 2 MSRx Charge Contro...

Page 43: ...s 10 seconds Equalisation Time N A 30 minutes 30 minutes 30 minutes Temp Compensation Null Temp N A 25 C 25 C 25 C Temp Compensation Rate N A 20mV C 40mV C 79mV C 7 4 MSRx Charge Controller Set points...

Page 44: ...larm Reset Voltage 2 15 V 12 90 0 12V 25 80 0 24V 51 60 0 48V Low Volts 1 Alarm Trip Voltage 1 90 V 11 40 0 12V 22 80 0 24V 45 60 0 48V Low Volts 1 Alarm Reset Voltage 2 25 V 13 50 0 12V 27 00 0 24V 5...

Page 45: ...BT1 BT2 BT1 BT2 see 5 4 801 313 Ver 5 2 25 Apr 2019 Remote Disable used for VFC Input Menu D Screen 0 1 2 used for Disable Function Disable Function Load Cut Delay Reset features added See Section 5...

Page 46: ...tery Voltage Regulation Algorithm Section 3 4 25 May 2018 MF H Software 801313 Version 5 1 Battery Temperature Alarm now responds to BT1 BT2 BT1 BT2 18 April 2019 MF I Software 801313 Version 5 2 Disa...

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