Jonard Tools FPM-55 Fiber Optic Power Meter with Data Storage and FC/SC/LC Adapters (-50 to +26 dBm) - Manual (Page 2)

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 Measured (nm) 850, 980, 1300, 1310, 1490, 1550,
1625, 1650
Detector Type InGa As
Measurement Range (dBm) -50-+26
Uncer taint y (dB) ±0.15 (3.5%)
Linearit y (dB) ±0.02
Accuracy (dB) 0.01
Frequency ID ( Hz) 270,︱330,︱1K,︱2K
Wave ID (nm) 1310,︱1490,︱1550,︱1625
Standard Connector FC /2.5 mm universal
Optical Connector Compatibilit y FC/SC/ST Interchangeable/2.5 mm
universal ( PC/ U PC)
Alkaline bat ter y (3) 1.5V A A
Power Adapter ( V ) 8.4
Bat ter y Operating time (h) 200 without backlight
* Auto-of f feature: The Auto-of f feature can be turned on and of f by quickly
pressing and releasing the on/of f but ton. Its status is indicated in the upper
lef t-hand corner of the LCD screen. When you see a circle with a line in it this
indicates the feature is active. Quickly press and release the on/of f but ton to
deactivate the feature.
Tel 914.793.0700 I Fax 914.793.4527 I jonard.com
Function:
Keys and Functions:
Power Key – Turn the device on or off/Change power saving mode
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 Key – Wavelength Selection/Automatic Wavelength Identification
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.
Backlight Key – Turn the backlight on or off
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.