EXFO EPM-500 Power Meter - Manual (Page 43)

EPM-500/ELS-500/EOT-500 38
A Technical Specifications
EPM-500 Specifications
ELS-500 Specifications
I
MPORTANT
The following technical specifications can change without notice.
The information presented in this section is provided as a reference
only. To obtain this product’s most recent technical specifications,
visit the EXFO Web site at www.exfo.com.
Model EPM-502 EPM-502X
Detector 4 Ge GeX
Power range 5 (dBm) 10 to −70 26 to −55
Wavelength range (nm) 800 to 1650 800 to 1650
Number of calibrated wavelengths 6 6
Power uncertainty 6 ± 5 % ± 0.1 nW ± 5 % ± 3 nW
Automatic offset nulling 7 Yes Yes
Display units dB, dBm, W dB, dBm, W
Tone detection 270 Hz, 1 kHz and 2 kHz 270 Hz, 1 kHz and 2 kHz
Automatic wavelength recognition 8 Yes Yes
Warm-up period 9 (min) 0 0
Data storage (items) up to 1000 up to 1000
Battery life (hours) (typical) 70 70
Warranty and recommended
recalibration interval (years)
1 1
VFL Option Specifications 10
Emitter type Laser
Wavelength (nm) 650
Output power (dBm) 3
Notes
1. Guaranteed unless otherwise specified.
2. All specifications valid at 23 °C ± 1 °C, with an FC connector.
3. rms for FP lasers and VCSEL;
−3 dB width for LEDs (typical values for LEDs and VCSEL).
4. All specifications valid at 1550 nm and 23 °C ± 1 °C, with an FC connector.
5. In CW mode; sensitivity defined as 6 x rms noise level.
6. For calibration wavelengths. Valid up to 20 dBm for EOT/EPM-502X.
7. For power >
−40 dBm for EOT/EPM-502, and > −25 dBm for EOT/EPM-502X.
8. At 850 nm, 1300 nm, 1310 nm, 1490 nm, 1550 nm and 1625 nm; for power > −50 dBm
for EOT-502/EPM-502, and > −40 dBm (typical) for EOT/EPM-502X.
9. For a variation of ≤ 0.06 dB at power levels ≥ −40 dBm for EOT/EPM-502 and ≥ −25 dBm
for EOT/EPM-502X.
10. Typical values for 62.5/125 μm fiber.
Model 2 12D 23BL 235BL 01-VCL
Central wavelength (nm) 850 ± 25 1310 ± 20 1310 ± 20 850 ± 20
1300 +50/
−10
1550 ± 20 1490 ± 10
1550 ± 20
Spectral width 3 (nm) 50/135
≤ 5 ≤ 5 ≤ 1
Output power (dBm)
≥ −18/≥ −18 (62.5/125 μm) ≥ 1/≥ 1 ≥ 1/≥ −4.5/≥ −3 ≥ −3 (50/125 μm)
Automatic wavelength recognition Yes Yes Yes Yes
Tone generation 270 Hz, 1 kHz, 2 kHz 270 Hz, 1 kHz, 2 kHz 270 Hz, 1 kHz, 2 kHz 270 Hz, 1 kHz, 2 kHz
Battery life (hours) (typical in Auto mode) 50 50 50 60
Warranty and recommended calibration interval (year) 1 1 1 1