NOYAFA NF-512 Portable Battery Tester User Manual

NOYAFA NF-512 Portable Battery Tester

Button and test clamp function introduction

Function instructions

Start Capacity
Please ensure engine and all electronic devices are turned off before operating battery test. Voltage will be higher than the normal situation due to the checked battery is fully charged. In this situation, turn off all devices and operate the test when the voltage drops to the normal value.

Quick test

1. The red clamp is connected to the positive pole, and the black clamp is connected to the negative pole. Make sure the connecting well to get the accurate test result.
2. Select “Start Capacity”, and press”Enter” to continue.
3. According to the battery type, select “Start battery” or “Lead Acid”, and press”Enter” to continue
4. Select “Quick test” , and press”Enter” to continue.
5. Set battery capacity which is displayed on the battery rating label.
6. Press”Enter” to start testing, and the results will display on the screen.

Accurate test

1. The red clamp is connected to the positive pole, and the black clamp is connected to the negative pole. Make sure the connecting well to get the accurate test result.
2. Select “Start Capacity” , and press”Enter” to continue.
3. According to the battery type, Select “Start battery” or “Lead Acid”,and press”Enter” to continue.
4. Seclect “Accurate test” and press”Enter” to continue
5. Select the battery type.
6. Set battery specification according to the Spec label showed on the battery.
7. Press”Enter” to start testing. And the result will display on the screen.

Reference Table for Battery Status of Health (Life)

• When the battery power is lower than 35%, it will prompt “recharge”.
• If the battery power is lower than 18%, it will affect the test effect. At this time, it will prompt “charge and retest”.

Start System load

1. The red clamp is connected to the positive pole, and the black clamp is connected to the negative pole. Make sure the connecting well to get the accurate test result.
2. Select “Start sys load”.
3. Press”Enter” to come into the testing interface.
4. Turn on the engine, the tester will automatically test and record the minimum voltage output by the battery during the starting process. Under normal circumstances the minimum voltage should be over9.6V.

Start System Test Instructions

• Reading over 9.6V means cranking is good.
• Reading below 9.6V means cranking is abnormal.

Please check associated parts ,such as connections, wires, starter and battery’s terminal corrupted or no.

Reference Table for Cranking Test

VOLTAGE| CRANKING ABILITY| ACTION TO BATTERY

10.7V| GOOD| NO ACTION
10.2-10.7| NORMAL| KEPP CAUTION
9.6-10.2| BAD| REPLACE IT SOON
<9.6| VERY BAD| REPLACE IT IMMEDIATELY

Max load test

Please turn on the engine before test.

1. The red clamp is connected to the positive pole, and the black clamp is connected to the negative pole. Make sure the connecting well to get the accurate test result.
2. Select “Run Max Load”.
3. Press”Enter” it will display the following prompt on the screen.
4. Must operate according to the prompt, press”Enter” to test load, And the result will show on the screen.
5. If Min reading over 12.8V means cranking is good.

PLEASE NOTE

• If the reading below 12.8V, please check whether the generator belt is worn out and whether the wire is short-circuited.

Charge system test

Please turn on engine before test.

1. The red clamp is connected to the positive pole, and the black clamp is connected to the negative pole. Make sure the connecting well to get the accurate test result.
2. Select “Charge sys test”.
3. Press”Enter” it will display the following prompt on the screen.
4. Must operate according to the prompt, press”Enter” to test, and the result will be shown on the screen.

PLEASE NOTE

• If the reading>15.0V, check the voltage regulator.
• If the reading<13.3V, check the connection points, wires, and motor.

JIS Battery Specification Comparison

EN and DIN Battery Specification Comparison

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