除了提高安全控制系統(tǒng)的性能之外,倍福還在其各種可處理的數(shù)據(jù)類型中增加了模擬量值。因此,那些為人們所熟知的用來處理布爾信號的預(yù)認證功能塊已經(jīng)擴展了具有模擬量值的功能塊,包括基本算術(shù)運算(加法,乘法等)和用于安全監(jiān)測壓機的復(fù)雜功能塊。用戶可以自行選擇開發(fā)環(huán)境,他們可以通過使用圖形編輯器或 Codesys 安全編輯器進行拖放的方式在 TwinCAT 3 軟件環(huán)境中創(chuàng)建安全應(yīng)用程序。
可以分別將它們下載到安全控制器,除了熟悉的整體安全項目的校驗和之外,每一個元素都有自己的校驗和,而校驗和又是安全項目發(fā)布文檔的一部分。當對項目進行修改時,這會對驗證和確認過程產(chǎn)生巨大影響。通過單個校驗和,現(xiàn)在可以直接記錄安全項目的哪些部分已被更改。對于未更改的組件,只需要執(zhí)行有限的驗證和確認過程即可。
此外,可以根據(jù)安全項目的細粒度配置用戶權(quán)限管理,例如,可以授權(quán)用戶只能訪問信息數(shù)據(jù)。因此,用戶將無法修改安全項目的任何其它元素,這樣可以靈活使用安全項目,同時保護其免受不必要和未經(jīng)授權(quán)的更改。
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From Canada
New Accu-Sort Wiring Adapter Base - 2755-NB40
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Allen Bradley Kenetix 6000 Power Supply/ Servo Drive CAT# 2094-bc01-m01