Variable Fiber Optic Attenuator HK-60
Features:
Most compact and rugged portable attenuator on the market.
Three wavelengths: 1310nm / 1490nm / 1550nm.
Different attenuator range, 40dB, 60dB or 80dB.
Can save current value as reference.
Can save 10 tracks attenuation value.
Memorize the value after instruments shut down.
Energy save mode.
One-year warranty and Three-year recommended calibration interval.
Model | EVA50-40 | EVA50-60 | EVA50-80 |
Attenuating Range | 40 dB (SM) | 60 dB (SM) | 80 dB (SM) |
Calibrated Wavelengths | 1310nm / 1490nm / 1550nm | ||
Fiber Mode | SM | ||
Attenuating Mode | Digital | ||
Display Resolving Power | 0.1 dB | ||
Display | LCD, 128*64 | ||
Max Input Power | +28 dBm | ||
Return Loss* | > 40 dB | ||
Insertion Loss* | < 2.5 dB | ||
Connector | FC/PC (or customize) | ||
Uncertainty | ±0.5 dB | ||
Repeatability* | ± 0.2 dB | ||
RS-232 | Optional | ||
Auto Power Off | No operation in 10 minutes (can be canceled), Low battery energy | ||
Battery Charge | Yes | ||
Operate Time | Above 20 hours | ||
Power Supply | 3 * AA batteries or AC/DC adapter | ||
Size(H*W*D) | 190mm * 90mm * 40mm |
Weight | About 450g |
Storage Temperature | -20 -- +60 ℃, < 90%RH |
Operating Temperature | -10 -- +50 ℃, < 90%RH |
