-1-
Thank you for purchasing. Your lead acid battery
capacity indicator Qulon-12ns is designed for fast bat-
tery capacity estimation. With the help of the device,
you can test new or used 12-volt lead acid batteries.
This will help you to condemn defective batteries or bat-
teries that have lost capacity. With Qulon-12ns, you will
always keep your battery systems in perfect working or-
der.
Qulon-12ns is designed for years of reliable
work and does not need any service.
Qulon-12ns is designed for testing batteries
without disconnecting them from the charger or rectifier.
Please read this manual!
It contains significant
instructions for using battery capacity indicator. Follow-
ing this manual, you will keep device working and your
batteries ready to take critical loads.
Keep this manual!
In contains important safety
precautions and warranty information.
-2-
Contents
Introduction
4
1.Safety precautions
5
2.General description
6
3.Battery capacity estimation
7
3.1 What is battery capacity
7
3.1.1. Dependence between battery capacity and dis-
charge current
7
3.1.2. Battery capacity and battery state of charge
8
3.1.3. Temperature dependencies
8
3.1.4. New batteries
9
3.2. Battery capacity estimation with Qulon-12ns
9
3.2.1. Device placement
9
3.2.2. Battery preparation
10
3.2.3. Connection to a battery
10
3.2.4. Battery state of charge
11
3.2.5. Battery capacity estimation
12
3.2.6 Battery capacity estimation without
disconnecting it from the charger (rectifier)
13
3.3. Qulon’s screen during battery capacity estimation14
3.3.1. Screen under “save by default” mode
14
3.3.2. Screen under “save by command” mode
16
4. Alarm messages
17
5. Memory and main menu
19
5.1. Memory organisation
19
5.2. Two save modes
20
5.3. Main menu
21
5.3.1. Close group
22
5.3.2. Records
23
5.3.3. Clear memory
24
5.3.4. Options
25
6. Adjusting Qulon
25