INSTRUCTION MANUAL Remote Meter: MT50 Thank you very much for selecting our product! This manual offers important information and suggestions with respect to installation, use and troubleshooting, etc. Please read this manual carefully before using the product.
Remote Meter MT50 Remote meter (Model MT50) is available to connect with solar controller LSxxxxB(P), VSxxxxBN and TracerxxxxBN(P).
Contents 1 Important Safety Instructions ............................................................... 1 2 General Information ............................................................................ 2 2.1 Features .............................................................................................. 2 2.2 Main functions ................................................................................... 3 2.3 Recommendations......................................................................
1 Important Safety Instructions SAVE THESE INSTRUCTIONS: This manual contains important safety, installation and operating instructions for the Remote Meter. General safety information ■ Please inspect the MT50 thoroughly after it is delivered. If any damage is seen, please notify the shipping company or our company immediately. A photo of the damage may be helpful. ■ Read all instructions and cautions in the manual before starting the installation.
2 General Information 2.1 Features The new-generation remote display unit MT50 for LSxxxxB(P), VSxxxxBN and TracerxxxxBN(P) controllers is an associated display device which supports both the latest communication protocol and the voltage technology standard of solar controllers.
2.2 Main functions Functions like the real-time monitoring of the operational data and working status of a controller, the browse and modification of charge/discharge control parameters, the setting of device parameters and load control parameters and the restoration of factory defaults, based on LCD display and functional key operation. 2.
3 Installation Frame Mount Dimensions(mm) 4
Mechanical parameter Parameter Overall 114 x 114 x 32.7mm dimension 4.49 x4.49 x 1.29inches Mounting 88.6x 88.6mm dimension 3.49 x 3.49inches Terminal Φ4.3 Wall installation steps： Step1: Locate and drill screw holes based on the Frame Mounting dimension of the base, and erect the plastic expansion bolts; Step 2: Use four ST4.
Step 3: Use four M4×8 pan head screws to mount MT50 Surface on the Frame; Step 4: Mount the four associated screw plugs into the screw holes.
Steps of surface mounting: Step 1: Locate and drill screw holes based on the installation size of the Surface; Step 2: Use four M4×8 cross recessed pan head screws with M4 nuts to mount MT50 Surface onto the panel; Step 3: Mount the four associated white screw plugs into the screw holes. Surface mounting Notice: Take full consideration of the plugging/unplugging space of the communication cable and the length of the cable during installation to see if they are appropriate.
4 Product Features 8
RS485 communication and power interface Rear View 9
Failure indicator Failure indicator flashes in case of failure of the connection devices. For failure information please check the Controller Manual. Alarm Fault audible alarm, could be activated or deactivated. Communication indicator Indicate communication status when MT50 is connected with the controller. Display screen Man-machine interaction operation interface. Buttons The Meter buttons includes four navigation buttons and two operational buttons. See the specific directions in the Operational Manual.
Monitoring screen Day and night icons -Night， - Day: The threshold voltage is 1V. Higher than 1V is daytime. Charge current icon The icon is dynamically if there is charge current. Battery icon The battery capacity is dynamically displayed Note: When the battery is in over discharge status, the icon displayed is“ ”. Battery status icons -Normal voltage, -Under voltage, -Over discharge. Load current icon The icon is dynamically if there is discharge current. Load status icon - Load On, - Load Off.
5 Operation 5.
The default entry page is the browse mode. Pressing button and inputting the correct password to enter the modification mode; and buttons could be used to move the cursor, and buttons could be used to modify the parameter values when the cursor is located at the current place; and buttons could be finally used to respectively confirm and cancel the modification of the control parameters. 5.
5.3 Real-time monitoring There are 14 pages under real-time monitoring. Please check it as below: 17.5V 13.8V 13.8V 15.2A 5.2A 10.0A LS101240EPLI Jan-01-2013 02:34:33 Char. Energy DisCh. Energy Day: 0.00kwh Day: 0.00kwh Mon: 0.00kwh Mon: 0.00kwh Total: 0.00kwh Total: 0.00kwh Battery Battery Battery Vol: 0.0V Temp.: Cur: 0.0A Max. Vol: 12.7V Energe: Normal Min. Vol: 12.7V Fault: 14 22.
PV PV Vol: 0.0V Sta.: DisConnect Cur: 0.0A Fault: No Power: 0.0W Char.: DCC Controller Temp.: 25.0℃ Sta.: Normal Load Load Vol: 0.0v Sta.: OFF Cur: 0.0A Fault: No Power: 0.0W Load Mode Load Mode Information Information Operational tips: and upward and downward, while buttons are respectively used to turn the browse page and buttons are respectively used to turn the interfaces left and right.
5.4 Device information The product model, parameters and SN code of the controllers are displayed below: LS101240EPLI Rate.Vol: 12V Char.Cur: 10.0A Disc.Cur: 2.6A LS101240EPLI SN:0002201301200045 Operational tips: and buttons are respectively used to turn the browse page upward and downward. 5.5 Test operation Load switch test operation is conducted on the connection solar controller to see if the load output is normal.
Operational tips: Enter the page and input correct password; use and buttons to modify the On/Off status values, while use respectively to confirm and cancel the test operation. buttons and 5.6 Control parameter Browse and modification operations are conducted over the control parameters of solar charge controller. See the scope of parameter modification in control parameters table, and the page of control parameters in the diagram below: 1 4 Batt. Type 2 3 Over Volt.
Control parameters table Parameters Default Range Battery type Sealed Sealed/Gel/Flooded/User Battery Ah 200Ah 1~9999Ah -3mv/℃/2V 0~-9mv Temperature compensation coefficient Rated voltage Auto Auto/12V/24V/36V/48V Battery voltage parameters (Parameters is in 12V system at 25℃ , please use X 2 in 24V, X 3 in 36 V, and X 4 in 48 V system) 18
Battery charging setting Over voltage disconnect voltage Charging limit voltage Over voltage reconnect voltage Equalize charging voltage Boost charging voltage Float charging voltage Boost reconnect charging voltage Low voltage reconnect voltage Under voltage warning reconnect voltage Under voltage warning voltage Low voltage disconnect voltage Discharging limit voltage Sealed Gel 16.0V 16.0V 16.0V 9~17V 15.0V 15.0V 15.0V 9~17V 15.0V 15.0V 15.0V 9~17V —— 14.8V 9~17V 14.4V 14.2V 14.
Note: Battery voltage setting please in strict accordance with: 1. Over Voltage Disconnect Voltage > Charging Limit Voltage ≥ Equalize Charging Voltage ≥ Boost Charging Voltage ≥ Float Charging Voltage > Boost Reconnect Charging Voltage; 2. Over Voltage Disconnect Voltage > Over Voltage Reconnect Voltage ; 3. Low Voltage Reconnect Voltage > Low Voltage Disconnect Voltage ≥ Discharging Limit Voltage; 4. Under Voltage Warning Reconnect Voltage > Under Voltage Warning Voltage ≥ Discharging Limit Voltage; 5.
5.7 Load setting The page of load setting could be used to set the four load working modes of the connection solar controller (Manual, Light on/off, Light on+timer, Time control) √Manual Control Manual Control ◎Light On/off Default : ON ◎Light On+Timer ◎Time Control ◎Manual Control Light On/Off √Light On/off On 05.0V DeT 10M ◎Light On+Timer Off 06.0V DeT 10M ◎Time Control ◎Manual Control Light On+Timer Light On+Timer ◎Light On/off On 05.0V DeT 10M OnTime1 01H:00M √Light On+Timer Off 06.
① Manual control Mode On Off Introductions Load is on all the time if battery capacity is enough and no abnormal conditions happen. Load is Off all the time. ②Light On/Off Light On voltage(Night When input voltage of solar module is lower than Light On voltage, it automatically turns on load output if battery capacity is enough and no abnormal conditions happen. threshold) Light Off voltage(Day When input voltage of solar module is higher than Light Off voltage, it automatically turns off load output.
④Time control Working time1 （T1） Working time2 （T2） Control on/off time of load through real-time clock mode. Realize the dual timer function of the load control through real-time clock mode. 23 Working time 1 is the compulsory load working time interval. Working time 2 is an optional.
5.8 Device parameter The software version information of solar charge controller could be checked via the page of device parameters, and device data like device ID, device LCD backlight time and device clock could be checked and modified. The page of device parameter in the diagram below: Device Parameter Device Parameter Ver: V01.00+V02.
5.9 Device password The password of the solar charge controller could be modified via the page of device password; the device password is a 6-digit figure which is required before entering the modification mode of “Control parameter”, “Load setting”, “Device parameter”, “Device password”, “Factory reset” pages. The page of device password in the diagram below: Device PSW OriPsw:xxxxxx NewPsw:xxxxxx Note: Solar charge controller default password is”000000” 5.
5.11 Failure information The current failure information of the solar charge controller could be checked via the Failure information page (a maximum of 15 failure messages could be displayed); when the failures of solar charge controller are eliminated, the corresponding failure information will also be automatically eliminated. Failure Info 1.Over voltage 2.Over load 3.Short circuit Failure information Load MOS-Short Load Circuit Load O. cur. Input O. cur. RPP Short RPP Break Char.MOS-Short Input O. Cur.
5.12 Meter parameter The meter model, software and hardware version, and SN NO. could be checked via Meter parameter page. And the three parameters (Switch pages, Backlight, Audible alarm) could be browsed and modified as well. Meter Para. Meter Para. Taye: MT50 Sw-Pages:000S Ver: V1.00+V1.00 Bklight:020S SN: ……………… AudiAlam: OFF Note: When the set up is accomplished, the auto switch page cannot become effective until ten minutes later.
6 Technical Specifications Electrical Parameter Backlight and acoustic alarm ON<65mA Self-consumption Backlight ON<23mA Backlight OFF<15mA Mechanical Parameter Faceplate dimensions 98×98 mm Frame dimensions 114×114 mm Connector type RJ45 Meter cable Standard 2m,Max 50 m Meter weight Simple package: 0.23 Kg Standard package:0.
Definitions of interface pins Pin No.
REMOTE METER DIMENSIONS (mm) Any changes without prior notice! Version number：V2.
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