Details
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.
Specifications |
| 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 | |||||||
| * at 20±3℃, CW, with FC/PC connector,1550nm |
General Specifications |
| Size(H*W*D) | 190mm * 90mm * 40mm |
| Weight | About 450g |
| Storage Temperature | -20 -- +60 ℃, < 90%RH |
| Operating Temperature | -10 -- +50 ℃, < 90%RH |
