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Achievers Automation Limited

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China Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version
China Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version

  1. China Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version
  2. China Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version
  3. China Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version

Z787.H Zener PEPPERL FUCHS Isolated Barrier 2 Channel High Power Version

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  2. Price: Negotiate
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Payment Terms T/T, Alipay, Paypal
Supply Ability 100pcs per month
Delivery Time stock
Packaging Details carton
Manufacture Pepperl+Fuchs
Model Z787.H
Nominal resistance 240 Ω
Series resistance max. 250 Ω
Fuse rating 80 mA
Mass approx. 150 g
Ambient temperature -20 ... 60 °C (-4 ... 140 °F)
Storage temperature -25 ... 70 °C (-13 ... 158 °F)
Brand Name PF
Model Number Z787.H
Certification ATEX
Place of Origin Germany

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, Alipay, Paypal Supply Ability 100pcs per month
Delivery Time stock Packaging Details carton
Manufacture Pepperl+Fuchs Model Z787.H
Nominal resistance 240 Ω Series resistance max. 250 Ω
Fuse rating 80 mA Mass approx. 150 g
Ambient temperature -20 ... 60 °C (-4 ... 140 °F) Storage temperature -25 ... 70 °C (-13 ... 158 °F)
Brand Name PF Model Number Z787.H
Certification ATEX Place of Origin Germany
High Light Zener PEPPERL FUCHS Isolated BarrierZ787.H PEPPERL FUCHS Isolated Barrierz787 h

Pepperl+Fuchs Z787.H Zener Barrier 2 Channel High Power Version

 

Product Details:
Manufacturer : Pepperl+Fuchs
Product No. : Z787.H
Product Type : Zener Barrier
 
Features:

  • 2-channel
  • DC version, positive polarity
  • Working voltage 26.5 V at 10 µA
  • Series resistance max. 250 Ω
  • Fuse rating 80 mA
  • DIN rail mountable
  • High power version
  • With diode return

Function

The Zener Barrier prevents the transfer of unacceptably high energy from the safe area into the hazardous area.

The zener diodes in the Zener Barrier are connected in the reverse direction. The breakdown voltage of the diodes is not exceeded in normal operation. If this voltage is exceeded, due to a fault in the safe area, the diodes start to conduct, causing the fuse to blow. The Zener Barrier has a positive polarity, i. e. the anodes of the zener diodes are grounded.

This high power version has a smaller serial resistance and therefore provides higher voltage to the field device.

The Zener Barrier is for evaluation of signals from the hazardous area. The diodes of diode return prevent a current into the hazardous area, therefore the current assumption for intrinsic safety calculations is zero.

Depending on the application, increased or decreased intrinsic safety parameters apply for serial or parallel connection. For the detailed parameters refer to the Zener Barrier certificate. Application examples can be found in the system description of the Zener Barriers.

 

Technical data

1. General specifications
    Type: DC version, positive polarity
2. Electrical specifications
    Nominal resistance: 240 Ω
    Series resistance: max. 250 Ω
    Fuse rating: 80 mA
3. Hazardous area connection
    Connection: terminals 1, 2; 3, 4
4. Safe area connection
    Connection: terminals 5, 6; 7, 8
    Working voltage
        Supply loop: max. 27 V
        Measurement loop: max. 26.5 V at 10 µA
5. Conformity
    Degree of protection: IEC 60529
6. Ambient conditions
    Ambient temperature: -20 ... 60 °C (-4 ... 140 °F)
    Storage temperature: -25 ... 70 °C (-13 ... 158 °F)
    Relative humidity: max. 75 % , without condensation
7. Mechanical specifications
    Degree of protection: IP20
    Connection: screw terminals
    Core cross section: max. 2 x 2.5 ... mm2
    Mass: approx. 150 g
    Dimensions: 12.5 x 115 x 116 mm (0.5 x 4.5 x 4.6 inch) (W x H x D)
        Height: 115 mm
        Width: 12.5 mm
        Depth: 116 mm
    Construction type: modular terminal housing , see system description
    Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001

 

 

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Company Introduction:
Achievers Automation Limited has more than 10 years experience in the market of Industrial Automation, specialized in reselling factory sealed Probe, Sensor, DCS,isolator barrier, HMI, PLC,Adapter,Profibus connector and cable from Brands as BENTLY NEVADA, Endress+Hauser, YOKOGAWA,MTL,Allen-Bradley, Pepperl+Fuchs,Rosemount, ASCO, Schneider, Lenze, Pro-face, Mitsubishi, Omron, Lenze, Delta, Honeywell, Siemens and etc. If you have any request, please do not hesitate to contact us.
 
FAQ of Achievers
Q:Are the Products Genuine OEM Units?
A: These items have been certified by Achievers Automation Limited to be genuine OEM Units obtained through OEM or independent third-party channels.
Q:How will you arrange shipment?
A: We can arrange shipment based on your request. We have cooperated forwader who can arrange shipment via FedEx, DHL,TNT with good price.
Q:What is the warranty of goods?
A: One-year Warranty.

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Distributor/Wholesaler,Trading Company

  • Year Established:

    2012

  • Total Annual:

    3000000-5000000

  • Employee Number:

    10~15

  • Ecer Certification:

    Verified Supplier

Achievers Automtation Limited deals with a complete range of industrial automation components and instruments with more than 12 years’ experience, and always try best to provide quality goods and timely services to our valued customers from over 45 countries worldwide.   Achievers s... Achievers Automtation Limited deals with a complete range of industrial automation components and instruments with more than 12 years’ experience, and always try best to provide quality goods and timely services to our valued customers from over 45 countries worldwide.   Achievers s...

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Get in touch with us

  • Reach Us
  • Achievers Automation Limited
  • RM 509, 5/F, THE CLOUD, 111,TUNG CHAU STREET, TAI KOKTSUI, KOWLOON,HONG KONG
  • https://www.achievers-automation.com/

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