PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

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PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

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MOQ : 1 Piece

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module Specification

Automation Grade
Industrial

Frequency
DC signals

Load Capacity
50 mA (max)

Application
Intrinsic safety interface for hazardous areas (sensor signal conditioning, PLC/DCS input protection)

Weight
Approx. 120 g

Mounting Type
35 mm DIN rail (EN 50022)

Control Type
Passive barrier

Sensor Type
Analog or digital sensor inputs

Connectivity Type
Screw terminals

Remote Control
Yes

IP Rating
IP20

Features
Simple installation, maintenance free, galvanic isolation, short-circuit resistance, certified for hazardous areas (ATEX, IECEx), unidirectional

Material
Aluminum enclosure, polyamide terminal block

Power
Passive (no power supply required)

Temperature
-20C to +60C (operating), -25C to +70C (storage)

Voltage
28 V DC (max via zener diodes)

Model Number
Z757

Voltage Drop
Approx. 1.0 V

Color
Green

Dimensions (LxWxH)
114 mm x 18 mm x 110 mm

Max Fuse Current
50 mA

Channels
2 Channels (double channel version)

Polarity
Unidirectional (one-way isolation)

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
100 Pieces Per Month

Delivery Time
7 Days

About PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

The Z757 isolator is a versatile signal conditioning module from Pepperl+Fuchs, designed to provide galvanic isolation for both analog and digital signals.

Advanced Intrinsic Safety for Hazardous Environments

The Z757 Zener Barrier offers robust signal protection for your industrial control systems, making it an ideal choice for zones where intrinsic safety is paramount. Designed to protect analog or digital sensors working in potentially explosive atmospheres, this module isolates and conditions signals effectively, reducing risks associated with field instrumentation in hazardous areas.

Enhance System Reliability Without External Power

Benefit from completely passive operation-no external power supply is needed for the Z757 to function. Its maintenance-free design simplifies installation, enhancement, and ongoing safety compliance. The module's aluminum enclosure and polyamide terminal block offer durability and long-term reliability, while its simple screw terminal connections ensure fast, secure wiring.

FAQ's of PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module:

Q: How is the PEPPERL+FUCHS Z757 Zener Barrier installed?

A: The Z757 is designed for quick and easy installation onto a standard 35 mm DIN rail (EN 50022). Simply attach the unit to the rail in your control panel and connect input and output wiring using the screw terminals provided. No additional tools or power wiring are required.

Q: What types of signals can the Z757 Zener Barrier handle?

A: This module is suitable for DC signals from analog or digital sensor inputs. It serves as a protective interface for low-current signals, providing unidirectional (one-way) isolation for PLC or DCS input circuits in hazardous locations.

Q: When should I use the Z757 Zener Barrier in my automation system?

A: The Z757 should be used whenever you need to safely transmit sensor signals from hazardous areas to non-hazardous control equipment. It is particularly valuable in applications where intrinsic safety certification and reliable galvanic isolation are required.

Q: Where is the best location to install the Z757 in my system?

A: Install the Z757 on a DIN rail within an enclosure inside your control room or safe zone, but as close as practical to the point where wiring enters from the hazardous area. This placement minimizes potential risks and maintains signal integrity.

Q: What is the process for maintaining the Z757 Zener Barrier?

A: The unit is designed to be maintenance free. Routine visual inspection for secure mounting and tight terminal connections is recommended, but there are no user-serviceable parts or regular servicing requirements.

Q: How does the Z757 Zener Barrier protect my control equipment?

A: It provides short-circuit resistance and limits the voltage and current that can enter the hazardous area, thereby protecting PLC or DCS inputs and associated wiring from excess energy or surge conditions. Its certified design ensures compliance with ATEX and IECEx standards for hazardous environments.

Q: What benefits does the Z757 offer over powered isolators?

A: As a passive device, the Z757 requires no external power supply, which reduces complexity, cuts energy costs, and ensures operation even during power outages. Its simple design brings ease of installation, high reliability, and dependable signal protection for critical industrial applications.

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

PEPPERL+FUCHS Z757 Zener Barrier Signal conditioning module

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