Leírás és Paraméterek
S220-24T4X (24*10/100/1000BASE-T ports, 4*10GE SFP+ ports, built-in AC power)
| Dimensions without packaging (H x W x D) [mm(in.)] | Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 220.0 mm (1.72 in. x 17.4 in. x 8.66 in.) Maximum dimensions (the depth is the distance from ports on the front panel to the parts protruding from the rear panel): 43.6 mm x 442.0 mm x 227.0 mm (1.72 in. x 17.4 in. x 8.94 in.) |
| Dimensions with packaging (H x W x D) [mm(in.)] | 90.0 mm x 550.0 mm x 360.0 mm (3.54 in. x 21.65 in. x 14.17 in.) |
| Chassis height [U] | 1 |
| Installation type | Rack mounting,Desk mounting,Wall mounting |
| Chassis material | Metal |
| Weight without packaging [kg(lb)] | 2.32 (5.11) |
| Weight with packaging [kg(lb)] | 3.44 (7.58) |
| Typical power consumption [W] | 27.27 |
| Typical heat dissipation [BTU/hour] | 93.05 |
| Maximum power consumption [W] | 35.04 |
| Maximum heat dissipation [BTU/hour] | 119.56 |
| Static power consumption [W] | 19.00 |
| 100% power consumption [W] | 27.27 |
| MTBF [year] | 70.75 |
| MTTR [hour] | 2 |
| Availability | > 0.99999 |
| Noise at normal temperature (acoustic power) [dB(A)] | 47 |
| Noise at high temperature (acoustic power) [dB(A)] | 51 |
| Noise at normal temperature (acoustic pressure) [dB(A)] | 35 |
| Number of fans modules | 1 |
| Maximum number of physical ports on the entire device | 28 |
| Maximum number of FE ports | 24 |
| Uplink ports | 4 x 10GE SFP+ ports |
| Downlink ports | 24 x 10/100/1000BASE-T ports |
| Dedicated stack port | Not supported |
| Redundant power supply | Not supported |
| Long-term operating temperature [°C(°F)] | -5°C to +50°C (23°F to 122°F) at an altitude of 0-1800 m (0-5905.44 ft.) |
| Restriction on the operating temperature variation rate [°C(°F)] | When the altitude is 1800–5000 m (5906–16404 ft.), the highest operating temperature reduces by 1°C (1.8°F) every time the altitude increases by 220 m (722 ft.). Devices cannot start when the temperature is lower than 0°C (32°F). |
| Storage temperature [°C(°F)] | –40°C to +70°C (–40°F to +158°F) |
| Long-term operating relative humidity [RH] | 5% RH to 95% RH (non-condensing) |
| Long-term operating altitude [m(ft.)] | 0–5000 m (0–16404 ft.) |
| Storage altitude [m(ft.)] | 0-5000 m (0-16404 ft.) |
| Power supply mode | AC built-in |
| Rated input voltage [V] | AC input: 100–240 V AC; 50/60 Hz |
| Input voltage range [V] | AC input: 90 V AC to 264 V AC; 45 Hz to 65 Hz |
| Maximum input current [A] | 0.8 A |
| CPU | 1.1 GHz, 2 cores |
| Memory | 2 GB |
| Flash memory | Physical space: 1 GB |
| Console port | RJ45 |
| Power supply surge protection [kV] | Differential mode: ±6 kV; common mode: ±6 kV |
| Ingress protection level (dustproof/waterproof) | IP20 |
| Types of fans | Built-in |
| Heat dissipation mode | Air cooling for heat dissipation, intelligent fan speed adjustment |
| Airflow direction | Air intake from left and front, air exhaustion from right |
| PoE | Not supported |
| Maximum number of 10GE ports | 4 |
| Maximum number of GE ports | 28 |
| Eth Management port | Not supported |
| USB | Not supported |
| Service port surge protection [kV] | Common mode: ±7 kV |
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