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System Description
WAGO-I/O-SYSTEM 750
750-880, 750-880/025-000 ETHERNET Programmable Fieldbus Controller
Manual
Version 1.0.1
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3 System
Description
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The WAGO-I/O-SYSTEM 750 is a modular, fieldbus independent I/O system. It
is comprised of a fieldbus coupler/controller (1) and connected fieldbus modules
(2) for any type of signal. Together, these make up the fieldbus node. The end
module (3) completes the node.
Figure 1: Fieldbus node
Couplers/controllers are available for different fieldbus systems.
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The standard couplers/controllers and extended ECO couplers contain the fieldbus
interface, electronics and a power supply terminal. The fieldbus interface forms
the physical interface to the relevant fieldbus. The electronics process the data of
the bus modules and make it available for the fieldbus communication. The 24 V
system supply and the 24 V field supply are fed in via the integrated power supply
terminal.
The coupler/controller communicates via the relevant fieldbus. The programmable
fieldbus controller (PFC) enables the implementation of additional PLC functions.
Programming is done with the WAGO-I/O-
PRO
in accordance with IEC 61131-3.
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Bus modules for diverse digital and analog I/O functions as well as special
functions can be connected to the coupler/controller. The communication between
the coupler/controller and the bus modules is carried out via an internal bus.
The WAGO-I/O-SYSTEM 750 has a clear port level with LEDs for status
indication, insertable mini WSB markers and pullout group marker carriers.
The 3 wire technology supplemented by a ground wire connection allows for
direct sensor/actuator wiring.
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