Products

Optical Power Meter
MODEL 225 235
Advanced multi functional model for SM and MM
MODEL 225 235 High resolution 0.01dB

Modulated 270Hz and 2kHz

Model 225 :for POF and GI fiber
Wavelengths 660nm, 780nm,820nm and 850nm

Model 235 :for GI and SM fiber
Wavelengths 820nm, 850nm,1310nm and 1550nm

Specifications

Model 225 (for short wavelength) 235 (for long wavelength)
Calibrated Wavelengths(nm) 660,780,820,850 820,850,1310,1550
Measuring Range(dBm) -70 to +14.7
(100pW to 3mW)
-70 to +4.7
(100pW to 3mW)
Internal modulation Frequency 270Hz,2kHz±1.5%
Accuracy ±0.20dB(±5%)
at 850nm,-20dBm
±0.22dB(±5%)
at 1310nm,-20dBm
Analog output 0 to 3V
Built-in sensor Si photodiode
(8mm dia.)
InGaAs photodiode
(1mm dia.)
Resolution dBm:0.01dB; dB:0.001dB(>=-50dBm),0.01dB(<-50dBm)
Fiber type POF,GI(850nm) GI,SM
Functions W/dB/dBm(REL), wavelength selection,auto-zeroing,
auto/manual range,average,data hold,
blank,internal modulation,etc
Display 41/2digit LCD(30000 counts)
Power supply Battery (UM-3)/4 pcs. or optional AC adapter
Battery life 50 hours(at light source/backlight off)
Operating
Environment
0~40°C, 80% non-condensing
Dimension/Weight 90(W)×190(H)×45(D)mm,450g(including battery)
Accesories

Standard Accessories


Connector adaptor Model 180-SC

2 pcs.
Analog output plug 1 pc.
Batteries (AA) 4 pcs.
Hard carrying case 1 pc.
Blind cap 1 pc.
Instruction manual 1 pc.

Optional Accessories


Connector Adapter

180 series
Light Source Units 310 series.



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