Manuals+

NOYAFA NF-8518

NOYAFA NF-8518 Optical Wire Meter Tracer User Manual

Model: NF-8518 | Brand: NOYAFA

1. Introduction

The NOYAFA NF-8518 Optical Wire Meter Tracer is a versatile tool designed for network cable repair and maintenance in both home and public facilities. It integrates multiple functions including cable continuity testing, cable scanning, cable length measurement, Power over Ethernet (PoE) testing, port flashing, crimping quality testing, Optical Power Meter (OPM), and Visual Fault Locator (VFL). The receiver unit also features a Non-Contact Voltage (NCV) tester and an LED light for enhanced utility.

2. Safety Precautions

Before operating or performing maintenance on this device, please read and understand the following safety precautions:

  • Both the transmitter and receiver units of this device are powered by polymer lithium batteries.
  • Do not place the device in dusty, humid, or high-temperature environments (above 40°C).
  • Do not disassemble, repair, or maintain the device yourself. All service should be performed by qualified professionals.
  • If the device will not be used for an extended period, remove the batteries to prevent leakage and damage.
  • During thunderstorms, avoid performing operations related to communication lines to prevent lightning strikes and ensure personal safety.

3. Package Contents

Please check the package to ensure all items are present:

  • Transmitter: 1 pc
  • Receiver: 1 pc
  • User Manual: 1 copy
  • Lithium Battery Precautions Card: 1 copy
  • Carry Bag: 1 pc
  • Color Box: 1 pc
  • Certificate/Warranty Card: 1 copy
  • Type-C Data Cable: 1 pc
NOYAFA NF-8518 Package List
Image: Contents of the NF-8518 package, including the transmitter, receiver, carry bag, and cables.

4. Product Overview

4.1. Buttons and Ports

The NF-8518 consists of a main transmitter unit and a remote receiver unit. Familiarize yourself with their components:

NOYAFA NF-8518 Product Buttons and Ports Diagram
Image: Diagram showing the buttons and ports on both the transmitter and receiver units.

Transmitter Unit:

  • OPM Port: Optical Power Meter input.
  • VFL Port: Visual Fault Locator output.
  • Screen: LCD display for functions and results.
  • Navigation Buttons (Up, Down, Left, Right): For menu navigation.
  • OK Button: Confirms selections.
  • Back Button: Returns to the previous menu.
  • USB Type-C Port: For charging.
  • Power Button: Turns the device on/off.
  • RJ45 Port: For network cable connections.

Receiver Unit:

  • Anti-jamming Probe: For cable tracing.
  • Lamp: LED light.
  • Power Light: Indicates power status.
  • Scan Light: Indicates scanning mode.
  • NCV Light: Indicates Non-Contact Voltage detection.
  • SCAN Button: Activates cable scanning.
  • NCV Button: Activates NCV detection.
  • USB Type-C Port: For charging.
  • LED Indicators: Shows cable status (e.g., continuity).
  • Power Button: Turns the device on/off.
  • RJ45 Port: For network cable connections.

4.2. UI Icons

The transmitter's screen displays various icons to indicate current modes and status:

  • Auto-off Icon: Appears when the auto-shutdown function is enabled.
  • Battery Level Icon: Shows current battery level and charging status (green for charging, white for not charging).
  • Network Cable Continuity Icon: For wire mapping tests.
  • Scan Icon: For cable scanning/tracing.
  • Port Flash Icon: For identifying connected ports.
  • Length Test Icon: For measuring cable length.
  • PoE Test Icon: For Power over Ethernet testing.
  • Crimping Test Icon: For checking RJ45 crimp quality.
  • Optical Power Meter Icon: For optical power measurement.
  • VFL Icon: For Visual Fault Locator function.
  • Settings Icon: For device configuration.

5. Setup

5.1. Initial Charging

Before first use, ensure both the transmitter and receiver units are fully charged. The device features a 1500mAh high-capacity polymer lithium battery and supports Type-C direct charging.

  • Connect the provided Type-C data cable to the charging port on each unit and to a suitable USB power adapter.
  • The battery icon on the screen will indicate charging status.
NOYAFA NF-8518 Type-C Charging
Image: The NF-8518 units being charged via Type-C cables.

5.2. Power On/Off

  • To power on, long-press the power button on either unit.
  • To power off, long-press the power button again.
  • The device features an automatic shutdown function after 30 minutes of inactivity to conserve battery.

6. Operating Modes

6.1. Cable Continuity Testing (Wire Mapping)

This function checks the continuity and wiring sequence of network cables (RJ45) and telephone cables (RJ11).

  1. Normal Wire Mapping:
    • Connect one end of the cable to the RJ45 port on the transmitter and the other end to the RJ45 port on the receiver.
    • On the transmitter, navigate to the 'Wire Mapping' function.
    • The screen will display the pin-to-pin continuity (M for main, R for remote).
    • Results will indicate 'Normal', 'Cross' (crossed pairs), or 'Short Circuit'.
  2. Switch Wire Mapping:
    • Connect the transmitter to a port on a network switch.
    • On the transmitter, select the 'Switch Wire Mapping' mode.
    • The device will test the connection to the switch.
NOYAFA NF-8518 Quick Cable Continuity Testing
Image: The NF-8518 performing quick cable continuity testing on RJ45 cables, showing digital mode and continuity results.
NOYAFA NF-8518 Continuity Test on the Remote
Image: The NF-8518 transmitter and receiver performing a continuity test, with the receiver aligning lines remotely.
NOYAFA NF-8518 Continuity Test on the Switch
Image: The NF-8518 transmitter connected to a network switch for continuity testing.

6.2. Cable Scanning (Wire Tracing)

This mode helps locate a specific cable among a bundle without interference.

  1. Connect one end of the cable to the 'SCAN' port on the transmitter.
  2. On the transmitter, select the 'Scan' function (Digital Mode).
  3. Use the receiver's probe to trace the cable. The receiver will emit an audible tone, which becomes louder as you get closer to the target cable.
  4. The receiver's sensitivity can be adjusted for precise tracing.
NOYAFA NF-8518 Scanning on Digital Mode
Image: The NF-8518 performing cable scanning in digital mode, showing the transmitter and receiver in action.

6.3. Port Flashing

This function quickly identifies the port a cable is connected to on a network device (e.g., switch, router).

  1. Connect one end of the cable to the RJ45 port on the transmitter.
  2. Connect the other end of the cable to a port on the network device.
  3. On the transmitter, select the 'Port Flash' function.
  4. The green dot on the screen and the corresponding port indicator light on the network device will flash synchronously, allowing you to quickly identify the connected port.
NOYAFA NF-8518 Port Flashing Function
Image: The NF-8518 performing port flashing to locate a target cable connected to a server rack.

6.4. Cable Length Measurement

Measure the length of network cables (UTP) with a range of 5-350 meters.

  1. Connect one end of the cable to the 'Length' port on the transmitter.
  2. On the transmitter, select the 'Length Test' function.
  3. Press 'OK' to start the test. The screen will display the cable length and any detected breaks or short circuits.
  4. Calibration: If the measurement results are inaccurate, you can calibrate the device using a cable of known length. Navigate to the calibration settings within the 'Length Test' menu and follow the on-screen instructions.
NOYAFA NF-8518 Cable Length Measuring
Image: The NF-8518 measuring cable length, showing the display with length readings.

6.5. PoE Testing

Test Power over Ethernet (PoE) systems to determine voltage, standard (IEEE802.3 at/af) or non-standard, and power supply method (End Span/Mid Span/8-pin).

  1. Connect the network cable to the RJ45 port on the transmitter.
  2. Select the 'PoE Test' function on the transmitter.
  3. The screen will display the detected PoE voltage (5-60V) and identify if it's a standard (AF/AT) or non-standard PoE.
NOYAFA NF-8518 PoE Test
Image: The NF-8518 connected to a network switch, displaying PoE test results on its screen.

6.6. Crimping Test

Accurately identifies poor crimping of RJ45 connectors by testing the continuity between the RJ45 contacts and the cable cores.

  1. Connect the crimped RJ45 connector to the RJ45 port on the transmitter.
  2. Select the 'Crimping Test' function.
  3. The screen will display the continuity status for each pin. A checkmark indicates proper continuity, while an 'X' indicates a fault.
NOYAFA NF-8518 Crimping Test
Image: The NF-8518 performing a crimping test on an RJ45 connector, showing the device and various connectors.

6.7. Optical Power Meter (OPM)

Measures optical power and loss in fiber optic cables across multiple wavelengths.

  1. Wavelength Selection: Navigate to the OPM function. Use the navigation buttons to select the desired wavelength (850nm, 980nm, 1270nm, 1300nm, 1310nm, 1490nm, 1550nm, 1577nm, 1625nm, 1650nm).
  2. Connect Fiber: Insert the fiber optic cable into the OPM port on the top of the transmitter.
  3. Read Power: The screen will display the optical power value in dBm (or mW/uW/nW, depending on the selected unit).
  4. REF Function (Optical Loss Measurement):
    • First, measure the reference power of the light source. Navigate to the REF item and long-press 'OK' for 3 seconds to set it as the reference value.
    • Then, connect the fiber optic link to be tested. The display will show the optical loss (attenuation) of the link relative to the reference value.
  5. Calibration: The OPM can be calibrated for accuracy. Refer to the detailed instructions in the PDF manual for calibration steps.
NOYAFA NF-8518 Optical Power Meter with 10 Wavelengths
Image: The NF-8518 functioning as an optical power meter, showing fiber optic cable connection and wavelength options.

6.8. Visual Fault Locator (VFL)

The VFL function emits a visible red laser to quickly identify breaks, cracks, or bends in fiber optic cables.

  1. Connect the fiber optic cable to the VFL port on the top of the transmitter.
  2. On the transmitter, select the 'VFL' function.
  3. You can choose between 'Fast Flash', 'Slow Flash', or 'Continuous' modes.
  4. Observe the fiber optic cable for any visible red light leakage, which indicates a fault.
NOYAFA NF-8518 Precision Fiber Optic Line Detection
Image: The NF-8518 using its VFL function to detect faults in a fiber optic cable, showing the red laser light.

6.9. Non-Contact Voltage (NCV) Detection

The receiver unit features an NCV function for precise circuit detection, instantly identifying live electrical equipment, wires, and outlets without physical contact.

  1. On the receiver unit, press the 'NCV' button.
  2. Hold the receiver's probe near the suspected electrical source.
  3. The NCV light and an audible alert will indicate the presence of AC voltage, helping to prevent hazards during construction or maintenance.
NOYAFA NF-8518 Non-Contact Voltage Detector
Image: The NF-8518 receiver unit detecting non-contact voltage near an electrical outlet.

6.10. Settings

The transmitter unit allows you to configure various device settings:

  • Language: Select your preferred language for the UI.
  • Backlight Brightness: Adjust the screen backlight intensity.
  • Backlight Time: Set the duration before the backlight dims or turns off.
  • Auto-off Time: Configure the inactivity period before the device automatically shuts down.
  • Factory Reset: Resets all settings to their default values.
  • Device Information: View details about the device firmware version and other relevant information.

7. Specifications

Feature Parameter Description/Value
Model Model Number NF-8518
Type Cable Tester
Optical Power Meter (OPM) Wavelengths 850nm/980nm/1270nm/1300nm/1310nm/1490nm/1550nm/1577nm/1625nm/1650nm
Range -70 ~ +6dBm
Accuracy ±0.5dB
Function Measures optical power and loss.
Visual Fault Locator (VFL) Power 10mW
Function Emits visible red laser to detect faults (breaks, cracks, bends) in fiber optic cables.
Modes Fast Flash, Slow Flash, Continuous.
Cable Tester Functions Length Measurement 5-350m
PoE Power Supply Agreement IEEE802.3 at/af; Non-Standard
PoE Power Supply Method End Span/Mid Span/8-pin power connector
Port Flash Yes
SCAN (Cable Tracing) Yes
CONT (Continuity Test) Yes
Crimping Test Yes
Battery Power Supply 3.7V 1500mAh Polymer lithium battery
Charging Port Type-C
Battery Included Yes
Dimensions Transmitter 164 x 71 x 34mm
Receiver 198 x 45 x 28mm
Certifications Certifications CE, RoHS, FCC

8. Maintenance

  • Cleaning: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners or solvents.
  • Storage: Store the device in a cool, dry place, away from direct sunlight, dust, and moisture. If storing for an extended period, remove the batteries.
  • Battery Care: Recharge the batteries regularly, even if the device is not in use, to maintain battery health. Avoid overcharging or completely draining the battery.
  • Impact Protection: Avoid dropping the device or subjecting it to strong impacts, which can damage internal components.

9. Troubleshooting

  • Device not powering on: Ensure the battery is charged. Connect the Type-C cable to charge the unit.
  • Inaccurate cable length measurement: Perform a calibration using a cable of known length as described in the operating modes section.
  • No signal during cable scanning: Check that the cable is properly connected to the 'SCAN' port on the transmitter. Adjust the receiver's sensitivity.
  • Optical Power Meter not displaying readings: Ensure the fiber optic cable is clean and properly inserted into the OPM port. Verify that the correct wavelength is selected.
  • VFL not showing red light: Check the fiber optic cable for severe damage or ensure it's properly connected to the VFL port.

10. User Tips

  • For best results in cable length measurement, especially for critical installations, always perform a calibration with a known length of cable before testing.
  • When tracing cables in noisy environments, utilize the anti-interference mode of the scanning function for more accurate results.
  • Regularly check the battery level before starting extensive testing to avoid interruptions.

11. Warranty and Support

Warranty Policy:

  • This product comes with a 1-year free warranty under normal use conditions.
  • Paid maintenance services are available for up to 3 years (cost of parts will be charged).

Repair Procedures:

  • If a fault occurs, please contact our company's repair center. Do not attempt to disassemble or repair the device yourself.
  • When sending the device for repair, please provide the purchase invoice or other valid proof of purchase. The warranty period is calculated from the date of production if no valid proof is provided.
  • The product casing, user manual, packaging, battery, and other accessories are not covered by the warranty.
  • When returning the device for repair, please include your name, address, phone number, and a detailed description of the fault to facilitate return shipping.

Conditions for Paid Repair:

  • No valid proof of purchase or exceeding the warranty period.
  • Damage caused by improper operation or failure to follow instructions and maintenance guidelines.
  • Damage caused by unauthorized disassembly or modification.
  • Damage due to natural wear and tear of components.

Support:

For any questions or issues during use, please refer to the detailed user manual (PDF) available at https://manuals.plus/m/bf14d6b7e0144572422d5d18c0a41fe72921536ad5c5dd311673a4f7bc6b2b28. You may also contact customer support at 0755-27220204.

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