Manta RDI916 SOLAR User Manual

The Manta RDI916 SOLAR is a 9.16-inch Solar-Powered Digital Inverter Display with integrated solar charging, high-brightness LCD screen, built-in battery management system, real-time power monitoring, multiple output modes (AC/DC), overload protection, temperature compensation, and wireless connectivity for remote monitoring. Powered by solar input (12-24V) with battery backup. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Solar Charging Operation 8. Safety Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Solar charging controller, LCD display panel, Battery terminals, AC/DC output ports, Wireless module, Temperature sensor.

Feature	Description
Solar Input	For connecting solar panels (12-24V DC)
Battery Terminals	For connecting backup battery system
AC Output Port	For AC power output (110V/220V selectable)
DC Output Port	For DC power output (12V/24V)
LCD Display	Shows power metrics, battery status, and system alerts
Wireless Module	Enables remote monitoring via mobile app
POWER Button	Turns system on/off
MODE Selector	Switches between AC/DC output modes
RESET Button	Resets system to factory defaults
ALARM Mute	Silences system alerts

Installation

Unpack and inspect contents. Mount in dry, ventilated location.

Connect solar panels: Attach positive/negative cables to solar input terminals.
Connect battery: Attach battery cables to battery terminals (observe polarity).
Connect loads: Attach devices to AC or DC output ports as needed.
Secure mounting: Use provided brackets to mount unit securely.

WARNING! Ensure all power sources are disconnected during installation. Use proper protective equipment.

First-Time Setup

Power on system; follow display prompts.

Initialize system: Press POWER button to start initialization sequence.
Configure settings: Use MODE button to select output voltage (110V/220V).
Set battery type: In SYSTEM menu, select battery type (Gel, AGM, Lithium).
Connect wireless: Download app and pair device via Bluetooth/Wi-Fi.

CAUTION! Ensure proper ventilation around unit. Do not install in direct sunlight.

Specifications

Display Size: 9.16 inches LCD.
Solar Input: 12-24V DC, maximum 400W.
Battery System: 12V/24V compatible, temperature compensated charging.
Output: AC 110V/220V 50-60Hz, DC 12V/24V.
Monitoring: Real-time display of voltage, current, power, battery SOC.
Protection: Overload, short circuit, over-temperature, reverse polarity.
Connectivity: Bluetooth 5.0, Wi-Fi (optional).
Operating Temp: -20°C to 50°C.
Enclosure Rating: IP65 waterproof.

Controls and Settings

Access menu via front panel buttons. Front Panel: POWER, MODE, RESET, ALARM MUTE.

Display Interface: Shows battery status, solar input, output power, system temperature.

System Settings: Battery type selection, output voltage, charging parameters, wireless setup. Protection Settings: Overload threshold, temperature limits, low-voltage cutoff. Monitoring: Historical data logging, real-time graphs, alert history.

Connecting Devices

Solar Panels: Solar input terminals. Battery: Battery terminals. Loads: AC/DC output ports.

Turn off all power sources before connecting.
Connect solar panels first, then battery, then loads.
Verify polarity on all connections.
Secure all cable connections tightly.

Tip: Use appropriate cable gauges for current requirements. Keep cables organized.

Solar Charging Operation

Automatic solar charging with MPPT technology.

Charging stages: Bulk, Absorption, Float, Equalization (selectable).
Monitoring: View charging current, voltage, and power on display.
Battery protection: Automatic cutoff at low voltage; temperature compensation.
Load management: Priority to solar power, then battery backup.
Data logging: Track daily energy production and consumption.
Remote control: Adjust settings via mobile app when connected.
Fault alerts: Visual and audible alarms for system faults.
Sleep mode: Energy saving mode during low solar input.

WARNING! Do not disconnect battery while solar panels are producing power. Follow proper shutdown procedure.

Safety Features

Overload Protection: Automatically cuts output if overload detected. Short Circuit Protection: Immediate shutdown on short circuit. Temperature Protection: Reduces charging current at high temperatures. Reverse Polarity Protection: Prevents damage from incorrect connections.

Care & Maintenance

Regular inspection recommended. Keep unit clean and dry.

Monthly: Check all cable connections for tightness.
Quarterly: Clean exterior with dry cloth; check ventilation.
Annually: Verify calibration of voltage/current readings.
Battery: Monitor battery health per manufacturer recommendations.

CAUTION! Do not use water or cleaning solutions. Disconnect all power before maintenance.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. CE certified for European market. RoHS compliant. Copyright © 2025 Manta Solar Technologies; all rights reserved. For support, visit www.mantasolar.com or contact 1-800-555-0916.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display power	Battery/solar connection	Check battery connections; verify solar panel output.
No charging	Solar panel issues	Check panel connections; verify sunlight exposure; check fuses.
Overload alarm	Excessive load	Reduce connected load; check for short circuits.
Wireless not connecting	Distance/interference	Move closer to unit; check Bluetooth/Wi-Fi settings.
Inaccurate readings	Calibration needed	Perform calibration procedure in service menu.

Reset: Hold RESET button for 10 seconds to factory reset.

Service: 1-800-555-0916; www.mantasolar.com/support