Connectors; Data Contacts/Internal Bus; Power Jumper Contacts/Field Supply; Figure 2: Data Contacts - WAGO I/O-SYSTEM 750-491 Manual

WAGO-I/O-SYSTEM 750
750-491 1AI DMS
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3.2

Connectors

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3.2.1

Data Contacts/Internal Bus

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Communication between the fieldbus coupler/controller and the I/O modules as
well as the system supply of the I/O modules is carried out via the internal bus. It
is comprised of 6 data contacts, which are available as self-cleaning gold spring
contacts.

Figure 2: Data Contacts

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Do not place the I/O modules on the gold spring contacts!
Do not place the I/O modules on the gold spring contacts in order to avoid soiling
or scratching!
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Ensure that the environment is well grounded!
The devices are equipped with electronic components that may be destroyed by
electrostatic discharge. When handling the devices, ensure that the environment
(persons, workplace and packing) is well grounded. Avoid touching conductive
components, e.g. data contacts.
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3.2.2

Power Jumper Contacts/Field Supply

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The I/O module 750-491 has no power jumper contacts.
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Manual
Version 1.2.0
Device Description 15