Mafi ƙasƙanci Farashin Rs422 Multiplexer - Haɗin kai 64K-RS232/422/485 Mai Canjawa JHA-CE1tD1/R1/Q1 - JHA

Hanyar haɗin gwiwa 64K-RS232/422/485 Mai juyawa JHA-CE1tD1/R1/Q1

Dubawa  

The G.703 (Co-Directional G.703) dubawa raba 64Kbps sake zagayowar zuwa 4 raka'a tazara, shi yana amfani da"0101" wakiltar "0", "1100" wakiltar "1" . Ta hanyar musanya polarity na canji na toshe kusa, siginonin binary suna canza sigina mai mataki uku. A cikin kowane rukuni na 8th an lalata shingen madaidaicin polarity, ta haka don watsa siginar lokacin 8KHz. Ta hanyar coding na sama, G.703 co-directional 64Kbps siginar zai iya cimma nasarar watsa siginar lokaci na 64KHz da 8KHz da 64KHz da siginar bayanai na 64Kbit/s a cikin hanya guda tare da madaidaicin layi guda biyu.
64k-RS232/422 / 485 mai canzawa yana samar da ITU-T co-64K G.703 daidaitaccen E1 dubawa da daidaitattun RS232 / 422/485 hira tsakanin Layer na jiki. Cibiyar sadarwa don samar da amintattun sadarwa tsakanin na'urori na musaya daban-daban, haɗin kai maras kyau. Ya dace da kayan aikin watsawa E1 ramummuka na tashar tashar akwai, da kayan aikin da ake buƙata don canja wurin bayanai da lokatai RS232/422/485 kawai.

Hoton samfur

Nau'in Mini

Siffofin

• Dangane da hakkin mallaka na IC
• Samar da nau'ikan agogo 2: Co-Directional G.703 babban agogo da agogon layin G.703;
• Samar da ayyuka guda biyu na madauki, wato G.703 na madauki na gida, RS232 / 422/485 daga madauki na gida.
• Aikin gwajin lambar bazuwar-bazuwar, yana kawo babban dacewa ga shigarwa da ƙaddamar da kayan aiki
• Ƙungiyar haɗin gwiwar 64K G.703 tana goyan bayan 120Ω daidaitaccen rashin daidaituwa;
• AC 220V, DC -48V, DC + 24V ikon Zabi, DC samar da wutar lantarki babu tabbatacce kuma korau maki;

Ma'auni

♦Interface G.703 Co-Directoral

Matsayin Interface: bi ka'idar ITU-T G.703;

Matsakaicin Matsayi: 64Kbps± 50ppm;

E1 Impedance: 120Ω (ma'auni);

Haƙuri na Jitter: Bisa ga yarjejeniya G.742 da G.823

Matsakaicin Nisan Watsawa: har zuwa 500m

♦ Ethernet dubawa (10/100M)

Matsakaicin mu'amala: 10/100 Mbps, rabi/cikakken shawarwari na atomatik na duplex

Matsayin Interface: Mai jituwa tare da IEEE 802.3, IEEE 802.1Q (VLAN)

Ikon adireshin MAC: 4096

Mai haɗawa: RJ45, goyan bayan Auto-MDIX

♦ Yanayin aiki

Zafin aiki: -10°C ~ 50°C

Humidity na Aiki: 5% ~ 95 % (babu ruwa)

Adana zafin jiki: -40°C ~ 80°C

Humidity na Ajiye: 5% ~ 95 % (babu narke)

Ƙayyadaddun bayanai

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