MTL TP48 电涌保护器 4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth) 1/2 inch NPT thread Not included

TP48-4-N
$43290
有货
+
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排序依据 价格 排序依据 可用性 排序依据 产品编码 排序依据 认证 排序依据 触控笔 排序依据 过程连接
$31070
有货
+
TP48-N-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
1/2 inch NPT thread
$26260
有货
+
TP48-N
认证:
Not included
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
1/2 inch NPT thread
$31070
有货
+
TP48-I-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
20mm ISO thread (M20x1.5)
$26260
有货
+
TP48-I
认证:
Not included
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
20mm ISO thread (M20x1.5)
$31070
有货
+
TP48-G-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
G1/2 (BSP 1/2 inch)
$26260
有货
+
TP48-G
认证:
Not included
触控笔:
2-wire (with 3 flying leads: line 1, line 2 & earth)
过程连接:
G1/2 (BSP 1/2 inch)
$40430
有货
+
TP48-3-N-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
1/2 inch NPT thread
$35620
有货
+
TP48-3-N
认证:
Not included
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
1/2 inch NPT thread
$40430
有货
+
TP48-3-I-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
20mm ISO thread (M20x1.5)
$35620
有货
+
TP48-3-I
认证:
Not included
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
20mm ISO thread (M20x1.5)
$40430
有货
+
TP48-3-G-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
G1/2 (BSP 1/2 inch)
$35620
有货
+
TP48-3-G
认证:
Not included
触控笔:
3-wire (with 4 flying leads: +ve, -ve, signal & earth)
过程连接:
G1/2 (BSP 1/2 inch)
$48100
有货
+
TP48-4-N-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
1/2 inch NPT thread
$43290
有货
+
TP48-4-N
认证:
Not included
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
1/2 inch NPT thread
$48100
有货
+
TP48-4-I-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
20mm ISO thread (M20x1.5)
$43290
有货
+
TP48-4-I
认证:
Not included
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
20mm ISO thread (M20x1.5)
$48100
有货
+
TP48-4-G-NDI
认证:
ATEX, IEC, FM (US/CA)
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
G1/2 (BSP 1/2 inch)
$43290
有货
+
TP48-4-G
认证:
Not included
触控笔:
4-wire (with 5 flying leads:+ve, -ve, signal +ve, signal -ve, earth)
过程连接:
G1/2 (BSP 1/2 inch)

特点

  • 保护 2、3 和 4 线变送器
  • 可轻松直接地将螺钉安装到备用导管入口中
  • 本质安全和防火,符合 CENELEC 标准
  • 并联连接可避免增加回路电阻
  • 提供多种螺纹类型
  • 兼容现场总线
  • ATEX 认证
  • 10 年产品保修

MTL TP48 系列浪涌保护装置为 2、3 和 4 线现场安装变送器提供独特的保护级别,远远超过变送器制造商提供的可选瞬态保护设施,而无需任何额外的布线、导管改造或其他昂贵的额外设备。

TP48 系列保护网络由高功率固态电子设备和充气放电管组成,能够转移 20kA 脉冲。整个装置封装在 316 不锈钢外壳中,并带有螺纹,用于过程变送器上使用的常见导管入口。 有适用于 1/2" NPT、20mm ISO 和 G1/2" (BSP 1/2 英寸) 螺纹入口的版本。

可轻松追溯到现有安装。TP48 拧入变送器外壳上任何未使用的导管入口,飞线连接到接线板 (+ve、-ve) 和内部接地螺柱。3 线 TP 保护 +ve、-ve 和 信号。4 线 TP48 保护 +ve、-ve、信号 +ve 和 -ve。TP 的运行不会以任何方式影响正常运行 - 传递交流或直流 信号而不会衰减,同时将浪涌电流安全地转移到地面并将输出电压钳位到特定水平。

最重要的接地连接是在变送器的本地外壳上进行的,无需在变送器上进行单独的接地连接或接地桩。在操作中,TP48 确保变送器电子设备永远不会受到线路之间或线路与外壳/接地之间的破坏性瞬变的影响。任何以串模或共模瞬变形式出现的浪涌电流都会转换为共模电压 - 随后变送器电子设备会暂时升高到某个更高的电压水平,然后自动“浮动”下降(并且不会造成损坏) 以恢复正常运行。

对于危险区域使用,在所有气体组和设备温度分类中,TP48 3 和 4 线最高可获得本质安全和防火(防爆)操作的认证(TP48 3 和 4 线待定),最高温度分类为 T4,TP48 3 和 4 线最高可获得 T6。如果发射器用于适合 Div 2/Zone 2 安装的电路中,则可以添加 TP,而不会对安全级别产生不利影响。

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

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

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

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