Dual Function Keys - Noyes AFL OPM5-2D User Manual

Dual Function Keys

Secondary function of a key
YY
XX
Primary function of a key
Power key
Provides two functions:
• Press the key to turn the OPM4 on/off. The unit will turn off automatically five minutes
after the last key press.
• Press and hold the key to disable/enable the Auto Off feature.
Auto power down will occur after 5 minutes of inactivity.
- to disable the Auto Off feature, press and hold the power key until "HELD P on"
appears.
- to enable the Auto Off feature, press and hold the power key until "HELD AOFF"
appears.
Wavelength/Backlight key
Provides two functions:
• Press and hold to toggle the Backlight on or off.
Press to cycle through the calibrated wavelengths A .
•
Note: When the OPM4 is receiving a wavelength ID'd light, it automatically switches to
the ID wavelengths. WAVE ID indicator B appears on the display.
B
WAVE ID
Tri WAVE mode - second page
dB/dBm/µW key
W

dB
Provides two functions:
dBm
• Press to toggle test readings between insertion loss in dB and power in dBm A .
• Press and hold to view power in µW B .
OPM4 Models
8888
-88.88
Single WAVE mode, or
8888
-88.88
8888
WAVE ID
-88.88
Press and hold to activate
Press and release to activate
A
nm
µW
dB dBm
B
WAVE ID
Tri WAVE mode - first page
B
nm
µW
A
dB dBm
Hz
B
nm
µW
A
dB dBm
8888
-88.88
8888
-88.88
Dual WAVE mode, or
A
nm
µW
dB dBm
A
nm
µW
dB dBm
7