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產(chǎn)品分類(lèi) 

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微信圖片_20210821114802

GD3791、GD3793 RTD、TC( 回路供電 ) 隔離式安全柵

回路供電型隔離式安全柵，將現場(chǎng)的熱電阻、熱電偶、毫伏信號轉換成 4 ～ 2 0 mA 電流信號，從危險區隔離傳送到安全區。它具傳感器斷線(xiàn)報警指示功能，熱電偶輸入具有冷端自動(dòng)補償功能，它是智能型的，可通過(guò)手持編程器對熱電偶的分度號、量程范圍等進(jìn)行組態(tài)。

微信圖片_20210821114802

產(chǎn)品描述

參數

　　回路供電型隔離式安全柵，將現場(chǎng)的熱電阻、熱電偶、毫伏信號轉換成 4 ～ 2 0 mA 電流信號，從危險區隔離傳送到安全區。它具傳感器斷線(xiàn)報警指示功能，熱電偶輸入具有冷端自動(dòng)補償功能，它是智能型的，可通過(guò)手持編程器對熱電偶的分度號、量程范圍等進(jìn)行組態(tài)。

主要技術(shù)參數

適用場(chǎng)所：安裝在安全場(chǎng)所，可與處于 0 區、1 區、2 區，Ⅱ C、Ⅱ B、Ⅱ A，T4 ～ T6 危險場(chǎng)所的本安儀表相連

供電電壓：12 ～ 30V DC

電源保護：電源反向保護

消耗電流(24V 供電，20mA 輸出時(shí))：

安全側信號：

　　　　電流輸出：4 ～ 20mA

　　　　負載電阻：RL ≤ (Ue-12)/0.021Ω

危險側信號：

輸入信號：見(jiàn)下 " 輸入信號類(lèi)型和量程一覽表 "

溫度漂移：0.01%F.S./℃

冷端補償：±1℃(補償溫度范圍：-20℃～ +60℃)

響應時(shí)間：1s 達到最終值的 90%

電源保護：電源反向保護

轉換精度(20℃)：見(jiàn)右下表

電磁兼容性：符合 GB/T 18268(等同 IEC 61326-1)

使用環(huán)境溫度：-20℃～ +60℃

絕緣強度：非本安端～本安端 ≥ 2500V AC

絕緣電阻：非本安端～本安端 ≥ 100MΩ

適用現場(chǎng)設備 : 二線(xiàn)制，三線(xiàn)制熱電阻、熱電偶和毫伏信號

儀表結構：德國菲尼克斯公司塑殼結構

重量：約 100g

c22-

實(shí)物圖

GD3501 c22-

接線(xiàn)圖

c22-

注：GD3791 僅包含輸入 1 與輸出 1

　　GD3793 輸入部分包含輸入 1、2，輸出部分包含輸出 1、2

防爆認證

國家防爆電器產(chǎn)品質(zhì)量監督檢驗中心

防爆標志 :[EX ia Ga] II C

最高電壓：Um=250V

認證參數(1,2;1,3;4,5;4,6 端子間)：

Uo =6.51V，Io =5.7mA，Po =9.3mW

Ⅱ C：Co = 8.3μF， Lo = 70mH

Ⅱ B：Co = 350μF， Lo = 700mH

Ⅱ A：Co = 700μF， Lo = 700mH

訂貨關(guān)鍵代碼

c22-

關(guān)鍵詞:

GD3791、GD3793 RTD、TC( 回路供電 ) 隔離式安全柵

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地址：南京市高新技術(shù)產(chǎn)業(yè)園B棟4層

電話(huà)： 13851997979

公司郵箱：2059796359@qq.com

傳真：025-52407279

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