ITECHWORLD 2420 Solar Blanket Kit User Manual
- October 30, 2023
- iTECHWORLD
Table of Contents
ITECHWORLD 2420 Solar Blanket Kit
Safety Instructions
- Make sure your battery has enough voltage for the controller to recognize the battery type before first installation.
- The battery cable should be as short as possible to minimize power loss.
- This solar regulator is preset to suit lithium lon batteries. (Please set the controller to the correct battery type when using.)
- The charge regulator is only suitable for regulating solar modules.Never connect another charging source to the charge regulator.
- The controller will get hot when it is working, please install the controller on a smooth.well ventilated surface
Product Features
- Built-in industrial micro controller.
- LCD display with adjustable parameters.
- Fully 3-stage PM charge management.
- Built-in short-circuit protection, open-circuit protection, reverse protection, and over-load protection.
- Dual mosfet reverse current protection,low heat production.
LCD Display/Key
menu:switch between different display, or to enter/exit setting by
long press. up: press to increase
value. down: press to decrease value.
System Connection
- Connect your battery to the charge regulator positive+and negative-
- Connect your solar panel to the solar input positive+ an negative-
- Connect your load to the charge regulator positive+ and negative-
- The reverse order applies when deinstalling!
- An improper sequence order can damage the controller
Display/Setting
Attn:
- Press the [down] button to on/off load manually at the main display
- The work mode is working as below:
- [24HILoad output 24 hours
- [1-23H]Load on after sunset and closed after, setting hours
Trouble Shooting
Situation| | Solution
Charge icon is not on when sunny| The solar panel opened or reversed|
Reconnect
Load icon off| Mode setting wrong| Set again
Battery low| Recharge
Load icon slow
flashing
| Over load| Reduce load watt
Load icon fast
flashing
| Short circuit
protection
| Auto reconnect
Power off| Battery too low/
Reverse
| Check battery/
Connection
Technical Parameter
Model| 2420| 2440
System Voltage| 12V/24VAUTO
Charge Current| 10A| 20A| 30A| 40A
Discharge Current| 10A| 20A| 30A| 40A
Max Solar Input| <50V
Default Battery Type| 1B3 (3.2V.4)(12V)(Lithium Lifepo4)
Float Charge| 14.4V (default, adjustable)
LVD| 10.4V (default, adjustable)
LVR| 11.6V (default,adjustable)
Battery Type| LifePo4| Gel
Code| 1b3| 2b3| 1b1| 2b1
Battery Charge| 12V| 24V| 12V| 24V
Float Charge| 14.4V| 28.8V| 13.?V| 27.4V
Discharge Cut-off voltage| 10.4V| 20.8V| 10.?V| 21.4V
Discharge Recovery voltage| 11.6V| 23.2V| 12.6V| 25.2V
Constant Voltage| 14.4V| 28.8V| 14.4V| 28.8V