描述
HIKVISION DS-K2811/12/14
K281X Series Access Controller
Specification
| Working Voltage | 12 VDC |
| Input Voltage | 100-240 VAC |
| Processer | 32 bit |
| Uplink Communication Interface | TCP / IP |
| Downlink Communication Interface | RS485 & Wiegand |
| Storage | Card:10,000 Event:50,000 |
| LED Indicator | Power Supply Status, Communication Status, Working Status |
| Built-in Clock | Yes |
| Accessible Card Reader | Wiegand Reader: 2/4/4 |
| Input Interface | Case Input: 4/4/2 Door Sensor: 1/2/4 Exit Button: 1/2/4 |
| Output Interface | Lock Relay: 1/2/4 Alarm Output: 4/4/4 |
| Operating Temperature | -20°C to 65°C (-4°F to 149°F) |
| Working Humidity | 10 % to 90 % (Non-Condensing) |
| Dimensions (L×W×H) | 370 mm × 345 mm × 90 mm (14.6″ × 13.6″ × 3.5″) |
