Jonard Tools FPM-55 Manual

Jonard Tools Måleudstyr FPM-55

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Side 1/2

FPM-55

OPTICAL POWER METER W/ STORAGE

INSTRUCTION MANUAL

Unit will not turn on Faint

display on the LCD screen

1. Power is OFF

2. The battery power is too low

1. Turn the device ON by

pressing the Power Key

2. Replace the batteries

Inaccurate Measurements 1. Optical connector is not clean

2. Incorrect fiber connection

1. Clean the optical connectors

with contact cleaner

2. Ensure you are using the

correct connector and reattach

the fiber

Problem Possible Cause Solution

Keys and Functions (Continued):

Delete Key – Delete Data/Cancel

While viewing a data entry, you can press the Delete Key to delete the data.

While in Saving Mode, press the Delete Key to delete the current saved data

– Switch between dBm, dB, and W measurementsUnits Key

Press the Units Key to switch between absolute measurement (dBm), relative

measurement (dB), and xW of the optical power.

mW to dBm Conversion: 10 log(mW)=(dBm)

mW, uW, nW Conversion: 1 mW=103 uW=106 nW

– Stores the current power value as the reference valueREF Key

Press the REF Key to store the current power value as the reference value. When pressed,

the reference value will be displayed in the top-right of the screen with “Ref” displayed

next to it.

Relative Value = l︱Absolute Value︱l -︱l Reference Value︱l

Intelligent Backlight Controller LEDLDR LED –

If this LED is on, then the unit is in LDR Intelligent Backlight Control Mode. While in this

mode, the unit will automatically adjust the backlight based on the outside lighting, which

helps save power.

– Backlight Mode Indication LED B/L SET LED

If the LED is green, then the FPM-55 is in LDR Intelligent Backlight Control Mode.

If the LED is red, then the FPM-55 is in Key-Control Mode

Indicate backlight control mode. Green light indicate that “LDR”intelligent backlight control

mode, Red light indicate that key-control mode

Electric/electronic/battery powered products & force gauges 1 Year

Product Type Warranty Period

Jonard Tools Warranty:

Troubleshooting:

Introduction:

The FPM-55 is an intelligent Fiber power meter designed to measure absolute and relative

power of fiber optic cables. The meter is able to measure and store a wide range of

wavelengths to measure fiber optic cables with high precision, making it the ideal tool for

use in fiber optic networks.

FPM-55 Includes:

• Power Meter with Storage

• Manual

• Protective Cover

• 3 AA batteries

• Cotton Swabs

• FC/SC/LC Adaptors

Software:

You can store up to 1,000 data entries in the FPM-55. If you need to upload and

reference the data, you can download the FPM-55 software and instructions at:

https://jonard.com/FPM55

SPECIFICATIONS

Wavelengths M easu red (nm) 85 0, 98 0, 130 0, 1310, 149 0, 155 0,

1625, 1650

Detec tor Type InG a A s

Measureme nt R ange (dBm) -50-+26

Uncer taint y ( dB) ±0.15 (3.5%)

Linearity (dB ) ±0.0 2

Accurac y (dB) 0.01

Freq uency I D ( H z) 270,︱3 30,︱1K,︱2 K

Wave ID (n m) 1310,︱149 0,︱1550,︱1625

Standard Connector FC / 2.5 mm univers al

Opt ical C onn ecto r Com patib ility FC /S C/ ST Interchangea ble/2.5 mm

universal ( PC /U PC )

Alkaline bat ter y (3) 1.5V A A

Power A dapter ( V ) 8.4

Bat t er y Oper ating t ime ( h) 20 0 with out ba cklight

* Aut o- of f featu re: The A uto -of f fe ature c an be tu rned o n and of f by qui ckl y

pres sing and r eleas ing the on /of f bu tt on. It s st atus i s indicated in th e upper

lef t-hand c orn er of the L CD s creen. W hen yo u see a circl e with a lin e in it this

indic ates t he featu re is act ive. Quic kly p ress a nd relea se th e on /off b ut ton to

deacti vate the feature.

Tel 914.793.0700 I Fax 914.793.4527 I jonard.com

Function:

Keys and Functions:

– Turn the device on or off/Change power saving modePower Key

Long press (2 seconds) to turn the device ON or OFF

Note: The FPM-55 is initially in power saving mode and will automatically shut off after

15 minutes idle time regardless of the condition of the battery. To turn off power saving

mode, short press the Power Key. “Auto-off” will be displayed in the bottom left side of the

screen, indicating the device is not in power saving mode.

– Wavelength Selection/Automatic Wavelength IdentificationWavelength Key

Short press to switch the wavelength you want to measure. 1310 nm is the default

wavelength.

Long press (2 seconds) to enter wavelength auto-identify mode. “AU” will be displayed in

the upper right side of screen, indicating the device is in auto-identify mode. Long press

the wavelength button to turn this off as well.

– Turn the backlight on or offBacklight Key

Press to turn the backlight of the device ON or OFF

Save Key – Save or view your data

The FPM-55 can store up to 1000 data entries.

Press the Save Key once to display the data saving number (for your reference), and

double press the Save Key to confirm saving.

To view the data entries, long press the save button to enter the data interface, and short

press the Save Key to view individual entries.

Produkt Specifikationer

Mærke:	Jonard Tools
Kategori:	Måleudstyr
Model:	FPM-55

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