![Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868) [1]](https://rovision.ro/wp-content/uploads/2023/07/125916_25464bf8aa4dfdc4-11-11thumb.jpg "Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868)")
![Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868) [1]](https://rovision.ro/wp-content/uploads/2019/09/dahua-logo-150x150.png "Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868)"){kind=logo}
Detectarea puterii semnalului.Alarma baterie descărcată.Măsurarea temperaturii.Funcția de salt de frecvență și tehnologia de comunicare bidirecțională asigură stabilitatea comunicării.Actualizare în cloud și recuperare automată din eșecul actualizării.
- Contact reed
- Interspatiu: <40 mm
- Zona externa: 1x intrare contact uscat
- Montaj: perete
- Frecventa wireless: 868 MHz
- Comunicare bidirectionala
- Protectie: criptare AES128, salt de frecventa
- Comunicare wireless: pana la 1200 m (spatiu deschis)
- Masurare temperatura: -15°C – 65°C
- Acuratete / Rezolutie: ±1°C / 1°C
- Indicator LED
- Tamper antisabotaj
- Avertizare baterie scazuta
- Remote upgrade: Cloud update
- Carcasa: PC + ABS
- Alimentare: baterie CR123A
- Autonomie baterie: ~5 ani
- Consum: max 125 mW
- Temperatura de functionare: -10°C – 55°C
- Umiditate: 10% – 90% RH
- Dimensiune: 100.2 x 20.8 x 20.3 mm
- Greutate: 70 g
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![Buton wireless de panica, 868 Mhz, Dahua, ARD822-W2(868) [1]](https://rovision.ro/wp-content/uploads/2026/04/ARD1-thumb-324x324.png "Buton wireless de panica, 868 Mhz, Dahua, ARD822-W2(868)")
![Extender Ethernet cu un port RJ45, prin cablu coaxial, transmitator, Dahua LR1002-1ET-V3 [1]](https://rovision.ro/wp-content/uploads/2026/04/lr1002-1etlr1002-1ec1-324x324.jpg "Extender Ethernet cu un port RJ45, prin cablu coaxial, transmitator, Dahua LR1002-1ET-V3")
![Detector wireless de spargere a sticlei Dahua, 868 MHz, distanta comunicare 1600m, microfon, ARD512-W2(868) [1]](https://rovision.ro/wp-content/uploads/2026/04/1_0_01_19_10784_378402030_crop_thumb-324x324.png "Detector wireless de spargere a sticlei Dahua, 868 MHz, distanta comunicare 1600m, microfon, ARD512-W2(868)")
![Cititor de tag-uri wireless Hikvision, 868 MHz, LED feedback, armare pe zone, DS-PT1-WE(B) [1]](https://rovision.ro/wp-content/uploads/2026/04/overlay_ab093ee60422e1ac35512c765c1f5871-324x182.png "Cititor de tag-uri wireless Hikvision, 868 MHz, LED feedback, armare pe zone, DS-PT1-WE(B)")
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![Sirena interfon Dahua wireless bidirectionala, pana la 100db, suporta buton de panica, ARA14-W2(868) [1]](https://rovision.ro/wp-content/uploads/2026/04/1_0_01_19_10817_552809012_crop_thumb-324x324.png "Sirena interfon Dahua wireless bidirectionala, pana la 100db, suporta buton de panica, ARA14-W2(868)")
![Tastatura centrala alarma Dahua ARK50C-R, card IC, LED, 433.1 MHz, compatibila centrale ARC [1]](https://rovision.ro/wp-content/uploads/2026/04/DHI-ARK50C-R-1-thumb-324x324.png "Tastatura centrala alarma Dahua ARK50C-R, card IC, LED, 433.1 MHz, compatibila centrale ARC")
![Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868) [1]](https://rovision.ro/wp-content/uploads/2019/08/sldr1.jpg "Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868)")
![Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868) [1]](https://rovision.ro/wp-content/uploads/2019/08/sldr5.jpg "Contact magnetic wireless, aparent, reed, 1 intrare, 868 MHz, RF 1200 m, Dahua ARD323-W2(868)")
