ASTRO AOMM-FHM2 Operating Manual

Optical multimeter

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DRAFT VERSION

Version 11-2021A

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Page 1 DRAFT VERSION Version 11-2021A...
Page 2: Table Of Contents
Description of performance..........page 10 Warranty conditions.............page 11 Disposal................page 11 Device description...............page 12 Preparing for operation............page 15 Getting started..............page 16 Operating the device............page 17 DRAFT VERSION Maintenance and repair............page 25 Technical data..............page 26 page 2 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 3: Before Starting Operation Of The Device
A PDF version of this manual is available to download on the ASTRO website (there may be a more recent version). The ASTRO company confirms that the information in this...
Page 4: Symbols And Conventions Used
Used batteries must be disposed of at approved recycling points. Batteries must be completely discharged before being disposed. This symbol indicates components which must not be disposed of with household rubbish being disposed of. page 4 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 5: Proper Use
Proper use Proper use The AOMM-FHM2 optical loss test set combines a power meter and a three-wavelength laser source, for optical fibre network installa- tion and maintenance. Misuse of the device may result in electric shock, fire and/or serious personal injury. Modification of the devices or use for any other purpose is not permitted, and will immediately void any guarantee provided by the manufacturer.
Page 6: Important Safety Information
Keep this operating manual for future use and for handover in the event of a change of owner or operator. A PDF version of this manual is available to download on the ASTRO website (there may be a more DRAFT VERSION recent version).
Page 7  Do not operate the instrument in the presence of flammable gases or fumes.  Operating personnel must not remove instrument covers. Component replacement and internal adjustments must be Operating manual AOMM-FHM2 - Version 11-2021A page 7...
Page 8 Possible equipment failure may result.  Operating personnel is not allowed to remove instrument covers. Component replacement and internal adjustments must be made only by qualified service personnel. page 8 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 9  If malfunctions occur, the device must be disconnected from the mains and authorised experts must be consulted. The device may need to be sent to the manufacturer. DRAFT VERSION Operating manual AOMM-FHM2 - Version 11-2021A page 9...
Page 10: Description Of Performance
Description of performance Description of performance The optical multimeter AOMM-FHM2 can operate as an optical power meter or as a laser source. When operated as an optical power meter, three different modes can be used:  Testing mode: In this mode you can either use the laser...
Page 11: Warranty Conditions
ASTRO Strobel is a member of the Elektro system solution for the disposal of packaging materials. Our contract number is 80395. Operating manual AOMM-FHM2 -...
Page 12: Device Description
PC software  USB connecting cable  operating manual The AOMM-FHM2 features a CE marking. This confirms that the product conforms to the relevant CE directives and adheres to the requirements specified therein. DRAFT VERSION Battery compartment The battery compartment is located on the rear side of the device.You can open it by turning the black clip upwards.
Page 13 Device description AOMM-FHM2 - Display DRAFT VERSION Operating manual AAOMM-FHM2 - Version 11-2021A page 13...
Page 14 Device description AOMM-FHM2 - Buttons on the front side DRAFT VERSION page 14 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 15: Preparing For Operation
AC adapter operation There is a DC input jack on the bottom side of the AOMM-FHM2 in- strument casing into which the output cable of the AC adapter must be plugged. When the AC adapter is plugged in, the indicator on the LCD will be displayed.
Page 16: Getting Started
"auto-off" function deactivated. Switching backlighting of the LCD on and off Press the backlighting key Backlighting switches on. Press the backlighting key again. Backlighting switches off (see figure below). page 16 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 17: Operating The Device
Operating the device Operating the device When used as a power meter, the AOMM-FHM2 will measure the optical power or loss and can be operated in three different modes („Testing“, „Reference Setting“ and „History Data“). Depending on the selected mode, the functions of the buttons are as follows:...
Page 18 Operating the device Using the laser source of the device To use the laser source of the AOMM-FHM2, you must connect the output [7] of the device. button can be used for shifting the wavelength of the laser source. The laser source module defaults to be closed when the user turns on the equipment.
Page 19 The power meter defaults to auto-recognize the modulated signal of 270 Hz, 1 KHz and 2 KHz and displays the signal on the LCD screen. If the signal is CW, no modu- lated signal will be displayed. Operating manual AOMM-FHM2 - Version 11-2021A page 19...
Page 20 Short press the key to read the current reference value. The instru- ment will return to the testing state after two seconds without oper- ation. If there's operation, the instrument will shift to the reference editing state. page 20 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 21 Short keypress is to increase the current reference value for 0,1 dB. Operating manual AOMM-FHM2 - Version 11-2021A page 21...
Page 22 "-5 dBm". NOTE Setting the reference value to "-5 dBm" means to work with the output "-5 dBm" of the laser source. Then it can test the attenuation of the circuit. page 22 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 23 001 to 999. E.G. the current value is saved to number 001, short press to check the stored value numbered 999. Long press for over 2 seconds to check the stored value numbered 990. Operating manual AOMM-FHM2 - Version 11-2021A page 23...
Page 24 Press the button to exit history data mode and return to the measuring state. page 24 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 25: Maintenance And Repair
If malfunctions occur, the device must therefore be disconnected from the mains and authorised experts must be consulted. The device may need to be sent to the manu- facturer. DRAFT VERSION Operating manual AOMM-FHM2 - Version 11-2021A page 25...
Page 26: Technical Data
Battery Life >100 (laser off) Relative Humidity < 90 (Non-condensing) Ambient temperature [°C] -10...+50 Storage temperature [°C] -20...+7 Weight [kg] 0,26 Dimensions (W x L x H) [mm] 76 x 168 x 45 page 26 Operating manual AOMM-FHM2 - Version 11-2021A...
Page 27 Technical data DRAFT VERSION Operating manual AAOMM-FHM2 - Version 11-2021A page 27...
Page 28 Internet: www.astro-kom.de All the information contained in this document has been checked in good faith. The ASTRO company cannot be held liable for any damage or injury arising in connection with the use of these operating instructions. Operating manual AOMM-FHM2...