User Manual
2
RND 305-00018
ENGLISH
Introduction
The RND 305-00018 is a 4 Stage switch mode charger with MCU controlled constant current pulse Bulk,
PWM (Pulse Width Modulation) Absorption and PWM Float / Maintenance charge. It is suitable for all types
of 24V all types wet, sealed lead (GEL, AGM) acid, Calcium-Calcium ba ery. It can recondition lightly
sulphated lead acid ba ery. Though it is primarily designed for indoor use, it has a splash proof sealed
Polycarbonate casing.
!Please read this manual carefully and follow the instructions!
Features
1. 4 Stage Charge with constant current pulse Bulk, PWM Absorption & Float.
A. Check & Qualifying ba ery to Desulphate Pulse Charging.
B. Constant current pulse Bulk charge
C. PWM Absorption charge
D. PWM Float / Maintenance charge.
2. Wet, sealed lead (GEL, AGM) acid, and Calcium-Calcium ba ery type selection.
3. Select and forget operation and can be connected to ba ery for months.
4. Auto recover to last selected Charge Mode on return from AC power blackout.
5. Electronic wrong ba ery connection, short circuit protections
6. Over temperature protection from decrease in output current to shut down.
7. The Microprocessor unit (MCU) controls charging and monitors ba ery state of charge with advanced
PWM charging which makes it faster and saver charge your ba ery without overcharging or
undercharging.
Contents
• Smart Charger with lead connector
• Detachable leads with protection cover & crocodile clips
• Detachable leads with protection cover & ring terminals