Allen-Bradley 1769-L33ERK, yang turut disenaraikan sebagai pengawal CompactLogix 1769-L33ERK, berfungsi sebagai unit CPU modular dalam keluarga CompactLogix 5370 L3, yang direka untuk pelaksanaan kawalan deterministik dan komunikasi Ethernet/IP.
Spesifikasi Perkakasan
Parameter
Spesifikasi
Model
1769-L33ERK
Jenama
Allen-Bradley (Rockwell Automation)
Asal
Amerika Syarikat
Berat
1.2kg
Dimensi
Lebar perumah 35 mm (anggaran)
Suhu Operasi
Tidak dinyatakan
Penggunaan Kuasa
Tidak dinyatakan
Jenis Peranti
Pengawal CompactLogix
Keluarga Produk
CompactLogix 5370 L3
Memori Pengguna
2 MB
Pengembangan I/O
Sehingga 16 × modul I/O 1769
Nod Ethernet
Maksimum 32
Port Komunikasi
Dwi Ethernet (DLR), USB
Storan
Kad SD 1 GB disertakan, menyokong sehingga 2 GB
Ciri Istimewa
Salutan konformal (akhiran K) untuk ketahanan terhadap bahan kimia/kelembapan
Rangkaian Deterministik Profinet / EtherNet/IP
1769-L33ERK mengintegrasikan dua port Ethernet yang menyokong topologi Device Level Ring (DLR), memastikan komunikasi deterministik dan rangkaian bertoleransi terhadap kerosakan. Kelajuan komunikasi bas satah belakang mengekalkan kitaran imbasan yang boleh diramal merentasi sehingga 16 modul pengembangan. Keserasian denyar perisian tegar membolehkan naik taraf yang lancar, manakala penskalaan kepadatan I/O menyokong pengembangan modular tanpa menjejaskan integriti pemasaan.
Soalan Lazim
S: Berapakah bilangan nod Ethernet yang boleh disokong oleh 1769-L33ERK? J: Pengawal ini menyokong sehingga 32 nod Ethernet.
S: Apakah tujuan akhiran “K” dalam nombor bahagian? J: Akhiran “K” menandakan salutan konformal yang memberikan ketahanan lebih baik terhadap pendedahan bahan kimia dan kelembapan.
S: Apakah pilihan storan yang tersedia? J: Pengawal ini disertakan dengan kad SD 1 GB dan menyokong peluasan sehingga 2 GB.
Garis Panduan Pemasangan Lapangan
Pasang pengawal dengan kukuh pada rel DIN atau panel menggunakan penahan yang betul.
Pastikan dua port Ethernet dikonfigurasikan untuk topologi DLR bagi mengekalkan redundansi.
Asingkan laluan kabel USB dan Ethernet daripada konduktor voltan tinggi.
Sahkan perlindungan dan pembumian modul I/O untuk meminimumkan gangguan.
Sahkan pemasangan kad SD dan keserasian perisian tegar sebelum pentauliahan.
Periksa integriti salutan konformal apabila digunakan dalam persekitaran yang agresif secara kimia.
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