MTL TP48 突波保護器 4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth) 1/2 inch NPT thread Not included

TP48-4-N
$43290
有貨
+
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排序依據 價格 排序依據 可用性 排序依據 產品編碼 排序依據 認證 排序依據 手寫筆 排序依據 過程連接
$31070
有貨
+
TP48-N-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
1/2 inch NPT thread
$26260
有貨
+
TP48-N
認證:
Not included
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
1/2 inch NPT thread
$31070
有貨
+
TP48-I-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
20mm ISO thread (M20x1.5)
$26260
有貨
+
TP48-I
認證:
Not included
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
20mm ISO thread (M20x1.5)
$31070
有貨
+
TP48-G-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
G1/2 (BSP 1/2 inch)
$26260
有貨
+
TP48-G
認證:
Not included
手寫筆:
2-wire (with 3 flying leads: line 1, line 2 & earth)
過程連接:
G1/2 (BSP 1/2 inch)
$40430
有貨
+
TP48-3-N-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
1/2 inch NPT thread
$35620
有貨
+
TP48-3-N
認證:
Not included
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
1/2 inch NPT thread
$40430
有貨
+
TP48-3-I-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
20mm ISO thread (M20x1.5)
$35620
有貨
+
TP48-3-I
認證:
Not included
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
20mm ISO thread (M20x1.5)
$40430
有貨
+
TP48-3-G-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
G1/2 (BSP 1/2 inch)
$35620
有貨
+
TP48-3-G
認證:
Not included
手寫筆:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
過程連接:
G1/2 (BSP 1/2 inch)
$48100
有貨
+
TP48-4-N-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
1/2 inch NPT thread
$43290
有貨
+
TP48-4-N
認證:
Not included
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
1/2 inch NPT thread
$48100
有貨
+
TP48-4-I-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
20mm ISO thread (M20x1.5)
$43290
有貨
+
TP48-4-I
認證:
Not included
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
20mm ISO thread (M20x1.5)
$48100
有貨
+
TP48-4-G-NDI
認證:
ATEX, IEC, FM (US/CA)
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
G1/2 (BSP 1/2 inch)
$43290
有貨
+
TP48-4-G
認證:
Not included
手寫筆:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
過程連接:
G1/2 (BSP 1/2 inch)

功能

  • 保護 2、3 和 4 線發射器
  • 簡單易用直接將螺絲安裝到備用導管入口
  • 本質安全和安全符合CENELEC 標準的隔爆型
  • 並聯連接可避免增加迴路阻力
  • 提供多種螺紋類型
  • 相容現場匯流排
  • ATEX 認證
  • li>
  • 10 年產品保固

MTL TP48 系列突波保護元件獨特地為 2、3 和 4 線現場安裝變送器提供一定程度的保護, 遠遠超過了發射機製造商提供的可選瞬態保護設施,而不涉及任何額外的 佈線、導管改造或其他昂貴的額外費用。

TP48 系列保護網路由高功率固態電子元件和能夠轉移 20kA 電流的充氣放電管組成 衝動。整個裝置封裝在 316 不銹鋼外殼內,帶有螺紋用於製程變送器上使用的常見導管入口。 提供適用於 1/2" NPT、20mm ISO 和 G1/2"(BSP 1/2 英吋)螺紋入口的版本。

可以輕鬆地對現有安裝進行回顧性安裝。 TP48 旋入任何未使用的導管入口中 變送器外殼和飛線連接至端子塊(+ve、-ve)和內部接地螺柱。 3 線 TP 保護 +ve、-ve 和 訊號. 4 線 TP48 保護 +ve、-ve、訊號 +ve 和 -ve。 TP 的運作不會以任何方式影響正常運作 - 透過交流或直流 訊號無衰減,同時將突波電流安全地轉移到地面並將輸出電壓箝位到特定水平。

最重要的接地連接是在變送器的本地外殼上進行的,無需單獨的接地連接或接地樁 需要發射器。在運作過程中,TP48 可確保變送器電子設備永遠不會暴露於線路之間的破壞性瞬變中 或線路和套管/接地之間。任何以串聯模式或共模瞬態形式出現的突波電流都會轉換為共模電壓 - 隨後,發射器電子設備會暫時升高到某個較高的電壓水平,然後自動「浮動」下來(並且不會損壞) 恢復正常運作。

對於危險區域使用,可提供本質安全和隔爆(防爆)操作認證(TP48 3 和 4 正在申請中) 線),在所有氣體組和設備溫度分類中,TP48 3 & 最高可達 T4。 TP48 為 4 線和 T6。使用發射器的地方 在適合 Div 2/Zone 2 安裝的電路中,可以添加 TP,而不會對安全等級產生不利影響。

MTL-TP48-datasheet (MTL-TP48-datasheet.pdf, 710 Kb) [下載]

MTL-TP48-manual (MTL-TP48-manual.pdf, 112 Kb) [下載]

MTL-TP-48-safetymanual (MTL-TP-48-safetymanual.pdf, 645 Kb) [下載]

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