HITACHI LPA302P-1 DCS系統(tǒng)模塊
1.產(chǎn) 品 詳 情 資 料：
檢測到F（故障）/紅色單元錯誤。由控制軟件控制。在控制器重置期間由硬件設(shè)置并清除。R（un）/綠色運行。由控制軟件控制。在控制器重置過程中被硬件清除。ACCESS EN（啟用）/黃色訪問啟用開關(guān)激活。DEGR（加載）模式/黃色保留以備將來使用。PRIM/黃色表示該裝置用作主SM811。SYNC（已同步）/黃色表示SM811已同步。SM811同步期間閃爍。表73。SM811規(guī)格項值存儲器?4 MB閃存PROM（固件存儲）。?32 MB的SDRAM。電隔離是連接器?一個7針螺紋連接器?一一個RJ45連接器（SM鏈路）電流消耗（來自CEX總線24 V DC）160 mA典型（最大250 mA）功耗3.8 W典型重量700 g（1.5 lb）（帶SM811和TP868的SM811K01封裝）。尺寸W 59 x H 185 x D 127.5毫米（W 2.9 x H 7.3 x D 5.0英寸）
F(ault) /Red Unit error detected. Controlled by Control Software. Set and cleared by the Hardware during controller Reset. R(un) /Green Operational. Controlled by the Control Software. Cleared by the Hardware during controller Reset. ACCESS EN(abled) /Yellow Access Enable switch active. DEGR(aded) MODE /Yellow Reserved for future use. PRIM /Yellow Indicates that the unit is used as the primary SM811. SYNC(hronized) /Yellow Indicates that the SM811 is synchronized. Flashes during SM811 synchronization. Table 73. SM811 Specifications Item Value Memory ? 4 MB flash PROM (firmware storage). ? 32 MB of SDRAM. Galvanic isolation Yes Connectors ? One 7 pin screw connector ? One RJ45 connector (SM Link) Current consumption (from CEX-Bus 24 V DC) 160 mA typical (250 mA max) Power dissipation 3.8 W typical Weight 700 g (1.5 lb) (package SM811K01 with SM811 and TP868). Dimensions W 59 x H 185 x D 127.5 mm (W 2.9 x H 7.3 x D 5.0 in)
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