SR-RM Series LCD Unit Type: SR-RM
Contents
1. if it s abnormal communication long press will not execute the order of clearing the historical data 9 Common problems and solutions The LCD short horizontal line lt it increases or decreases for a long time icon slow twinkling Please check if the connection of the screen and controller is correct or if the controller is working normally LCD screen is off ee D EE S Please check 1f the battery is well connected lights are twinkling Please check if the solar panel input voltage is enough the panel voltage is slightly greater than the battery voltage it can be charged if it meets the r equirement or please check if the connection is right The panel indicating light is off when there has sunshine Panel charging indicator light flashes fast Battery indicator is off Please check if the battery connection is right Battery indicator flashes fast no ae re outpu id The battery is over discharge it will recover if it is full charged a The load power has exceeded the rated power or it is short circuit after removing The load indicator flashes fast ee ies the trouble it will recover by long pressing the key or at a certain time 5 60 no output seconds we eae nelcatonns potma yOu Please check if the power equipment is well connected without output The system is over voltage please check if the battery voltage is too high2. operation Parameters format of displaying item and the fault code table Chart 1 Displaying item Displaying parameter format Special functional keys Solar panels voltage Pv Voltage 999 9 V under the four conditions Long Bat Voltage press for 2 seconds the eight ill flash twice 1 Bee e it io ue os browsing mode At the same Load Current time LCD screen shows Auto on the left H 9999KAH displaying item is charging capacity or discharge capacity Long DisCharge_A 9999AH 99 99KAH 999 9KA press for 2 seconds Send the order h H 9999KAH of clearing history data the unit will discharge capacity change automatically E2 PV is over load Once fault code appears it will Haul code Eno E6 the outer is over stop charging the load will be temperature disconnected it will recover once E7 the outer temperature the fault is removed sensor is damaged E8 the inside is over temperature E9 the inside temperature sensor is damaged LCD icon blink comparison Chart 2 Load indication Normally off Load is off Fast twinkling Overload or short circuit Slow twinkling Abnormal communication 2 system status lights The left side of the LCD screen has two lights The above is charge indicator the storage battery indicator is below Chart 3 Normally on No voltage on battery panel Normally off Bulk charging MPPT Equalizing charging Charging indication Slow tw
3. SR RM Series LCD Unit Type SR RM 1 User Manual Remote Meter CHARGE STATUS Accessory Dear users Thank you very much for choosing our products Please read the manual carefully before using 1 gt gt Vv V WV Features Multi function LCD which can display the charging status and system parameters Single button design the operation is very convenient It can browse the parameters automatically each parameter will be shown on the LCD every five seconds Fight status indicators that can display the corresponding items the parameter check up is intuitive Adopts standard RJ12 communication interface Without external power source the controller can be normally use by link with USB Industrial level design which can be used under all kinds of severe environments 2 Product introduction The LCD unit is specially designed for our MPPT controller 20A 30A and 60A the LCD and controller are linked by RJ12 6 needles connector It can be remote installed and displayed under different conditions the LCD can display Solar panels voltage battery voltage charge current load current charge and discharge capacity internal environment temperature of the controller and the fault code At the same time the two status lamps can display the working status of solar panel and battery 3 Using Suggestions and attentions gt The LCD unit can be only used with our MPPT controller 20A 30A and 60A
4. inkling Boost charging Single twinkling Float charging Double twinkling Current limit mode Normally off The battery 1s unconnected Normally on Battery is working normally battery indication Fast twinkling Battery is over voltage Slow twinkling Battery is discharge Eight status display lights Below the LCD has eight status display lights the function is to indicates each parameter From left to right are solar panel voltage battery voltage charging current load current charging capacity temperature display fault code Normal mode In normal mode press the button for a short time it can check each parameter of chart in sequence or in circulation Auto browsing mode Enter the auto browsing mode under normal mode condition and the displaying items are solar panel voltage battery voltage charging current load current Long press for 2 seconds the eight lamps below the LCD will flash twice At the same time the left upper corner of the LCD displays Auto The LCD screen will display all the parameters each 5 seconds Exit automatic browsing mode under Auto mode long press short press the button to exit the Auto mode Remove the historical data Controller historical data which includes the total charge Ah the total discharge Ah In normal mode it displays the charging and discharge capacity status long press for 2s the capacity data will flash twice for 6 15 seconds and clear it to 0 Note
5. please Confirm it before purchasing our product USB if you need purchase or make it by yourself please strictly obey the definition of USB of the manual Otherwise it may damage the display screen or controller The displaying data will be updated each 10 seconds the LCD data may be displayed after the displaying of system data and it s a normal phenomenon 4 Product Appearance Remote Meter CHARGE STATUS CEeCeee C Bs oe ry Charge Load C haege Dis Ci irge Tem emp Error Voltag Current Current ty srne 6 hw EA 5 Installation instructions gt Controller should be tight installed the dimension is as follows gt Boundary dimension 115 82x115 82x27 7mm gt Installation dimension 46x84 mm gt Mounting aperture 4 mm Front Upper Side Right LSe Z1 Z4 are 4 riveting pillars the height is 8mm the blue line is the dimension of PCB Right 84 Lone TEGER 6 USB definition gt USB adopts flat 6 core wire RJ12 connector gt The definition of wiring sequence of USB Communication interface RJ12 6 needles Omg DOGGOSO E imn USB RJ12 6 needles crystal O O AF Q Q Q 9 2m wire 7 Parameter Working current lt 25mA LCD Back Light ON lt l0mA LCD Back Light OFF Communication interface RJ12 6 needles The length of USB 2m Working temperature 35 C 65 C 8 Display item Mode Setting and Keys
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