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User Guide
PPM-350D
PON Power Meter

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Neal Duckett
March 13, 2025

I **** trying to pair my exfo 350d to the app. How do i enable Bluetooth on my PPM 350d ?

Summary of Contents for EXFO PPM-350D

  • Page 1 User Guide PPM-350D PON Power Meter...
  • Page 2 Copyright © 2018 EXFO Inc. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form, be it electronically, mechanically, or by any other means such as photocopying, recording or otherwise, without the prior written permission of EXFO Inc.
  • Page 3: Table Of Contents

    Contents Contents Certification Information ......................v European Community Declaration of Conformity ..............vi 1 Introducing the PPM-350D PON Power Meter ..........1 Main Features .........................1 PON-aware Feature ......................5 Available Options ........................6 Power Sources ........................7 Typical Applications ........................7 Technical Specifications ......................8 Conventions ..........................9...
  • Page 4 Recycling and Disposal ......................51 10 Troubleshooting ..................53 Solving Common Problems ....................53 Contacting the Technical Support Group ................54 Transportation ........................55 11 Warranty ......................57 General Information ......................57 Liability ..........................58 Exclusions ..........................59 Certification ..........................59 Service and Repairs .......................60 EXFO Service Centers Worldwide ..................61 PPM-350D...
  • Page 5: Certification Information

    Electronic test and measurement equipment is exempt from FCC part 15, subpart B compliance in the United States of America and from ICES-003 compliance in Canada. However, EXFO Inc. makes reasonable efforts to ensure compliance to the applicable standards. The limits set by these standards are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 6: European Community Declaration Of Conformity

    Hereby, EXFO declares that the radio equipment type “Wideband Data Transmission” is in compliance with European Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following Internet address: www.exfo.com/library.
  • Page 7 Certification Information European Community Declaration of Conformity This device is a 2.4 GHz wideband transmission system (transceiver), intended for use in all EU member states and EFTA countries, except in France and Italy where restrictive use applies. In Italy, the end-user should apply for a license at the national spectrum authorities in order to obtain authorization to use the device for setting up outdoor radio links and/or for supplying access to telecommunications and/or network services.
  • Page 9: Introducing The Ppm-350D Pon Power Meter

    RF overlays with upstream and downstream bit rates of 1 G, 2.5 G, and 10 G. The PPM-350D PON Power Meter provides a suite of FTTP testing needs and is easy to use especially for those not familiar with fiber optics in FTTx.
  • Page 10 Displays all signal statuses simultaneously on screen as well as a global  status. Displays all power levels simultaneously.  Contains several different test configurations. You can configure  thresholds on a computer and transfer them to your PPM-350D with a smart device and Bluetooth connection. Touchscreen interface.  PPM-350D...
  • Page 11 Introducing the PPM-350D PON Power Meter Main Features Other Useful Features You can disable or configure the Auto-Off from 2 to 30 min of idle time  to automatically power off the unit. Manage data directly on the unit (storing, recalling pass/fail statuses, ...
  • Page 12 Introducing the PPM-350D PON Power Meter Main Features VFL port (optional) OLT/video port ONT port Stand Touchscreen Display Power button Store button Status LEDs Bottom View USB Type-C port Stand PPM-350D...
  • Page 13: Pon-Aware Tm Feature

    Feature PON-aware Feature The PON-aware feature in the PPM-350D automatically detects and adapts test parameters and thresholds for the PON technology in use at the customer premises on multiple service networks. These new capabilities eliminate costly guesswork during the critical service activation phase. The...
  • Page 14: Available Options

    Introducing the PPM-350D PON Power Meter Available Options Available Options The PON Power Meter is offered in the following options: Option Description The unit will have a VFL in addition to the ONT and OLT ports. Single PON layer + RFoG to test the following...
  • Page 15: Power Sources

    If the battery level becomes too low, the unit turns itself off. Typical Applications You can use your PON Power Meter in 3 modes: FTTx Power mode: You can use your PPM-350D PON Power Meter  during service activation (at ONT) or to troubleshoot passive optical networks (at ONT, drop terminal, fiber distribution hub, or CO).
  • Page 16: Technical Specifications

    Remote reference: Additionally, the power reference can be edited  manually when reference power is measured by another unit and user, a far end location (for example, at a CO). Technical Specifications To obtain this product’s technical specifications, visit the EXFO Web site at www.exfo.com. PPM-350D...
  • Page 17: Conventions

    Introducing the PPM-350D PON Power Meter Conventions Conventions Before using the product described in this guide, you should understand the following conventions: ARNING Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Do not proceed unless you understand and meet the required conditions.
  • Page 19: Safety Information

    ARNING Use only accessories designed for your unit and approved by EXFO. For a complete list of accessories available for your unit, refer to its technical specifications or contact EXFO.
  • Page 20 MPORTANT Other safety instructions relevant for your product are located throughout this documentation, depending on the action to perform. Make sure to read them carefully when they apply to your situation. PPM-350D...
  • Page 21: Other Safety Symbols On Your Unit

    Safety Information Other Safety Symbols on Your Unit Other Safety Symbols on Your Unit One or more of the following symbols may also appear on your unit. Symbol Meaning Direct current Alternating current The unit is equipped with an earth (ground) terminal. The unit is equipped with a protective conductor terminal.
  • Page 22: Laser Safety Information (Models With Vfl)

    Laser Notice No. 50, dated June 24, 2007. It is also in compliance with IEC 60825-1: 2014. Laser radiation is emitted at the output port. The following label(s) indicate that the product contains a Class 2 source: Affixed to the back of the unit. PPM-350D...
  • Page 23: Electrical Safety Information

    Use only the listed and certified AC adapter/charger provided by  EXFO with your unit. It provides reinforced insulation between primary and secondary, and is suitably rated for the country where the unit is sold.
  • Page 24 Unit powered by batteries:  95 % non-condensing Relative humidity  Unit connected to USB adapter: 10 % to 90 %  non-condensing Maximum operation altitude 2000 m (6562 ft) (unit connected to USB adapter)  5000 m (16405 ft) (unit operated from batteries)  PPM-350D...
  • Page 25 Safety Information Electrical Safety Information Equipment Ratings Pollution degree 2 (unit connected to USB adapter)  3 (unit operated by batteries)  Overvoltage category Unit: I  AC/USB adapter: II  Input power Unit: 5 Vdc; 2.0 A  USB adapter: 100 - 240 Vac;...
  • Page 27: Getting Started With Your Pon Power Meter

    To turn the unit on: Press . The unit displays EXFO for a few seconds and then the measurement page along with the settings saved before the unit was powered off. You may use your unit immediately under normal conditions.
  • Page 28: Installing The Exfo Universal Interface (Eui)

    Getting Started with Your PON Power Meter Installing the EXFO Universal Interface (EUI) Installing the EXFO Universal Interface (EUI) The EUI fixed baseplate is available for connectors with angled (APC) or non-angled (UPC) polishing. The type of border around the baseplate indicates which type of connector it is designed for.
  • Page 29: Cleaning And Connecting Optical Fibers

    To ensure maximum power and to avoid erroneous readings: Always inspect fiber ends and make sure that they are clean as  explained below before inserting them into the port. EXFO is not responsible for damage or errors caused by bad fiber cleaning or handling.
  • Page 30 EXFO uses good quality connectors in compliance with EIA-455-21A standards. To keep connectors clean and in good condition, EXFO strongly recommends inspecting them with a fiber inspection probe before connecting them. Failure to do so will result in permanent damage to the connectors and degradation in measurements.
  • Page 31: Menu

    Getting Started with Your PON Power Meter Menu Menu The PPM-350D menu consists of the following: VFL control  Config selection  Parameters  Open/close menu Current config name Open/edit REF dialog Open parameters Toggle VFL control: OFF, CW, 1Hz...
  • Page 32: Setting Parameters

    3. Tap the up/down arrows to increase/decrease the desired value. 4. Tap the 24H AM/PM to toggle between time formats. 5. Tap OK to confirm the change or to cancel any changes and exit. PPM-350D...
  • Page 33 Getting Started with Your PON Power Meter Setting Parameters Nulling Electrical Offsets Temperature and humidity variations affect the performance of electronic circuits and optical detectors. Nulling the electrical offsets eliminates these effects. Your unit has been designed not to require offset nulling under normal operation, but you should perform it whenever environmental conditions change significantly or when measuring very low power values.
  • Page 34: Measurement Status And Icons

    Active Layers and Test Results Inactive Layers (not considered for Navigation Global Pass/Fail) Button Description Button Description Done - no threshold Done (Inactive upstream) (measurement exists) Not done (no measurement) Pass Pass Fail Fail Lock - during burst detection PPM-350D...
  • Page 35 Getting Started with Your PON Power Meter Measurement Status and Icons Layer Examples: Active Layer Inactive Layer In a multi-layer PON, all downstream wavelengths from the OLT reach all ONTs. At service activation, when testing on the ONT side (any test point after last splitter), only one upstream wavelength is active, corresponding to the actual service activated.
  • Page 37: Test Configuration

    Test Configuration Your PPM-350D PON Power Meter has been configured by EXFO with predefined information: Examples of test configurations that you use in FTTx mode.  A test configuration consists of PON layer selections with their class  and speeds. Custom thresholds values can also be set for each PON layer, depending on your unit.
  • Page 39: Performing Fttx Measurements

    Performing FTTx Measurements The FTTx mode can be used during service activation (at ONT) or to troubleshoot passive optical networks (at ONT, drop terminal, fiber distribution hub or CO). You can measure two or three wavelengths simultaneously, depending on the configuration of the unit. Thresholds Selecting a Threshold Set You can select which threshold set will be used to determine the Pass/Fail...
  • Page 40 Performing FTTx Measurements Thresholds Threshold View (Margin Meter) To view the margin meter: Tap anywhere to close. Proportional margin Tap to see 2 digits. PPM-350D...
  • Page 41: Performing A Measurement

    Performing FTTx Measurements Performing a Measurement Performing a Measurement At startup, the unit uses the same configuration that was used during the last test session. Pass/Fail status is indicated directly (screen and LEDs). Status is  determined according to the current threshold set (see Selecting a Threshold Set on page 31).
  • Page 42 Test at the fiber distribution hub (FDH) Splitter’s output pigtail Bulkhead connector Test jumper ONT port OLT/video port 3. Turn unit on. 4. Select appropriate test configuration. Note: When testing on F1 (between the CO and Splitter), select downstream only. Results are now available. PPM-350D...
  • Page 43: Reference Dialog

    Performing FTTx Measurements Reference Dialog Reference Dialog PON loss can be tested using downstream signals at different points of connection. A reference of source power can be acquired at the CO or entered manually in the unit. Edit Reference To edit a reference: 1.
  • Page 44: Working In Db (Loss) Mode

    Tap dB to toggle between dBm and dB. You can manually edit the REF values if for example the Power REF was measured by someone else, at the other end of the link. See Edit Reference on page 35 for more information. PPM-350D...
  • Page 45: Managing Test Results

    Using Bluetooth, you can also transfer your data from your unit to a smart device. Storing Data The PPM-350D generates measurement IDs that are not configurable (auto-incremental starting from the last ID). It saves all measurements stored in a sequence, in a single file/folder which can be read by the smart app.
  • Page 46: Results Navigator

    IDs. Deleting Data You can delete unwanted data directly from the unit when viewing your stored data. To delete data: 1. Tap to delete the current measurement. 2. Tap to clear all results. PPM-350D...
  • Page 47: Identifying Fiber Faults Visually

    Identifying Fiber Faults Visually Note: This feature is available only if your unit is equipped with a VFL port. The VFL (visual fault locator) helps you identify bends, faulty connectors, splices, and other causes of signal loss. From its dedicated port, the VFL emits a red signal which becomes visible at the location of a fault on the fiber.
  • Page 48 (continuous signal) and 1Hz (blinking signal). 4. Without looking directly into the beam, examine the fiber. If light is coming out of the rubber jacket or on the side of the ferrule, the fiber is defective. 5. Deactivate the VFL by toggling to OFF. PPM-350D...
  • Page 49: Opm Smart Device

    The EXFO OPM (optical power meter) smart device application is available for iOS in the Apple App Store and for Android devices in Google Play. When the application is synced with your PPM-350D over Bluetooth, it can control all measurements and testing features available within your PPM-350D.
  • Page 51: Maintenance

    Maintenance To help ensure long, trouble-free operation: Always inspect fiber-optic connectors before using them and clean  them if necessary. Keep the unit free of dust.  Clean the unit casing and front panel with a cloth slightly dampened  with water.
  • Page 52: Cleaning Eui Connectors

    ARNING Looking into the optical connector while the light source is active WILL result in permanent eye damage. EXFO strongly recommends to TURN OFF the unit before proceeding with the cleaning procedure.
  • Page 53 6d. Verify connector surface with a fiber inspection probe (for example, EXFO’s FIP). 7. Put the EUI back onto the instrument (push and turn clockwise). 8. Throw out cleaning tips and wiping cloths after one use.
  • Page 54: Recharging The Battery

    Replacing the Battery ARNING Your unit uses a smart lithium-ion (Li-Ion) battery with built-in protection that has been especially designed for EXFO. For this reason, you can only replace it with a battery of the same type and model. ARNING RISK OF EXPLOSION IF THE BATTERY IS REPLACED BY AN INCORRECT TYPE.
  • Page 55 Maintenance Replacing the Battery To replace the battery: 1. Place the unit face down on a hard surface such as a table. 2. Remove the four screws holding the back panel in place, then remove the back panel completely. AUTION The battery is located close to the optical components of your unit.
  • Page 56 3. Disconnect the battery cable and remove the old battery from the unit. 4. Put the new battery into the unit and reconnect its cable. 5. Restore the back panel making sure that the battery cable does not get caught between the panels. 6. Secure the back panel with the screws. PPM-350D...
  • Page 57: Recalibrating The Unit

    Under normal use, the recommended interval for your PPM-350D PON Power Meter is: three years. For newly delivered units, EXFO has determined that the storage of this product for up to six months between calibration and shipment does not affect its performance (EXFO Policy PL-03).
  • Page 58 To ensure that your unit conforms to the published specifications, calibration may be carried out at an EXFO service center or, depending on the product, at one of EXFO’s certified service centers. Calibrations at EXFO are performed using standards traceable to national metrology institutes.
  • Page 59: Recycling And Disposal

    This symbol on the product means that you should recycle or dispose of your product (including electric and electronic accessories) properly, in accordance with local regulations. Do not dispose of it in ordinary garbage receptacles. For complete recycling/disposal information, visit the EXFO Web site at www.exfo.com/recycle. PON Power Meter...
  • Page 61: 10 Troubleshooting

    10 Troubleshooting Solving Common Problems Problem Possible Cause Solution Slow charge. Charger not powerful Use provided cable and enough, cable too long charger. or low quality. Unit not charging when Battery may be Press power button plugged in with provided completely depleted.
  • Page 62: Contacting The Technical Support Group

    Contacting the Technical Support Group To obtain after-sales service or technical support for this product, contact EXFO at one of the following numbers. The Technical Support Group is available to take your calls from Monday to Friday, 8:00 a.m. to 7:00 p.m.
  • Page 63: Transportation

    Troubleshooting Transportation Transportation Maintain a temperature range within specifications when transporting the unit. Transportation damage can occur from improper handling. The following steps are recommended to minimize the possibility of damage: Pack the unit in its original packing material when shipping. ...
  • Page 65: 11 Warranty

    11 Warranty General Information EXFO Inc. (EXFO) warrants this equipment against defects in material and workmanship for a period of three years from the date of original shipment. EXFO also warrants that this equipment will meet applicable specifications under normal use.
  • Page 66: Liability

    Liability Liability EXFO shall not be liable for damages resulting from the use of the product, nor shall be responsible for any failure in the performance of other items to which the product is connected or the operation of any system of which the product may be a part.
  • Page 67: Exclusions

    Warranty Exclusions Exclusions EXFO reserves the right to make changes in the design or construction of any of its products at any time without incurring obligation to make any changes whatsoever on units purchased. Accessories, including but not limited to fuses, pilot lamps, batteries and universal interfaces (EUI) used with EXFO products are not covered by this warranty.
  • Page 68: Service And Repairs

    5. Return the equipment, prepaid, to the address given to you by support personnel. Be sure to write the RMA number on the shipping slip. EXFO will refuse and return any package that does not bear an RMA number.
  • Page 69: Exfo Service Centers Worldwide

    Fax: +86 (755) 2955 3101 Xintian Avenue, support.asia@exfo.com Fuhai, Bao’An District, Shenzhen, China, 518103 To view EXFO's network of partner-operated Certified Service Centers nearest you, please consult EXFO's corporate website for the complete list of service partners: http://www.exfo.com/support/services/instrument-services/ exfo-service-centers. PON Power Meter...
  • Page 71 ......... 20 after-sales service ........54 connectors, cleaning ......44 alkaline battery. see battery dust cap ..........20 EXFO universal interface. see EUI external power supply ......... 15 battery description..........7 indicator ..........7 fiber ends, cleaning ........21 rechargeable..........
  • Page 72 57 caution ............ 9 conventions ..........9 warning ........... 9 service and repairs........60 zero-power reference ........25 service centers ..........61 shipping to EXFO ........60 smart app........1, 3, 37, 41 PON Power Meter...
  • Page 75 Tel.: 1 978 367-5600 · Fax: 1 978 367-5700 EXFO FINLAND Elektroniikkatie 2 FI-90590 Oulu, FINLAND Tel.: +358 (0) 403 010 300 · Fax: +358 (0) 8 564 5203 TOLL-FREE (USA and Canada) 1 800 663-3936 © 2018 EXFO Inc. All rights reserved. Printed in Canada (2018-02) ...

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