1. 280D-A1 yog SIP intercom nrog tus lej keypad thiab built-in daim npav nyeem ntawv.
2. Kev koom ua ke nrog kev tswj hwm of the elevator ua kom yooj yim dua rau lub neej thiab ua kom muaj kev ruaj ntseg ntawm lub tsev.
3. Lub qhov rooj qhib tau los ntawm tus password lossis IC daim npav.
4. 20,000 IC daim npav tuaj yeem txheeb xyuas ntawm lub vaj huam sib luag sab nraum zoov rau kev tswj qhov rooj.
5. Thaum nruab nrog ib qho kev xaiv qhib lub module, ob lub relay outputs tuaj yeem siv los tswj ob lub xauv.
| Lub cev khoom | |
| Qhov system | Linux |
| CPU | 1 GHz, ARM Cortex-A7 |
| SDRAM | 64M DDR 2 |
| Flash | 128 MB |
| Screen | 4.3 nti LCD, 480x272 |
| Hwj chim | DC 12 V |
| Standby zog | 1.5 W |
| Rated zog | 9 wm |
| Daim npav nyeem ntawv | IC / ID (Yeem) Card, 20,000 pcs |
| Khawm | Mechanical Button |
| Kub | -40 ℃ - + 70 ℃ |
| Cov av noo | 20% -93% |
| IP Chav Kawm | IP55 |
| Suab & Video | |
| Audio Codec | g.711 ua |
| Video Codec | H.264 |
| Lub koob yees duab | CMOS 2M pixel |
| Video daws teeb meem | 1280 × 720 hli |
| LED Hmo Pom Kev | Yog lawm |
| Network | |
| Ethernet | 10M / 100Mbps, RJ-45 |
| raws tu qauv | TCP/IP, SIB |
| Interface | |
| Xauv Circuit Court | Yog (qhov siab tshaj 3.5A tam sim no) |
| Tawm khawm | Yog lawm |
| RS485 ua | Yog lawm |
| Qhov rooj hlau nplaum | Yog lawm |
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Cov ntaub ntawv 280D-A1.pdfDownload tau
Cov ntaub ntawv 280D-A1.pdf- Cov ntaub ntawv 904M-S3.pdfDownload tau
