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EPM-500/ELS-500/EOT-500 38

A Technical Specifications

EPM-500 Specifications

ELS-500 Specifications

IMPORTANT

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

Ge GeX

Power range

(dBm) 10 to −70 26 to −55

Wavelength range (nm) 800 to 1650 800 to 1650

Number of calibrated wavelengths 6 6

Power uncertainty

± 5 % ± 0.1 nW ± 5 % ± 3 nW

Automatic offset nulling

Ye s Ye s

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

Ye s Ye s

Warm-up period

(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

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

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

(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

1 2 ... 38 39 40 41 42 43 44 45

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