Ansi/Isa 12.12.01 - WAGO 750 Series Manual

72 Use in Hazardous Environments
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10.2.4

ANSI/ISA 12.12.01

This equipment is suitable for use in Class I, Division 2, Groups A, B, C, D or
non-hazardous locations only.
This equipment is to be fitted within tool-secured enclosures only.
Explosion hazard!
Explosion hazard - substitution of components may impair suitability for Class I,
Div. 2.
Disconnect device when power is off and only in a non-hazardous area!
Do not disconnect equipment unless power has been switched off or the area is
known to be non-hazardous near each operator accessible connector and fuse
holder." When a fuse is provided, the following information shall be provided: "A
switch suitable for the location where the equipment is installed shall be provided
to remove the power from the fuse."
For devices with ETHERNET connectors:
"Only for use in LAN, not for connection to telecommunication circuits".
Use only with antenna module 758-910!
Use Module 750-642 only with antenna module 758-910.
For Couplers/Controllers and Economy bus modules only: "The configuration
Interface Service connector is for temporary connection only. Do not connect or
disconnect unless the area is known to be nonhazardous. Connection or
disconnection in an explosive atmosphere could result in an explosion.
Devices containing fuses must not be fitted into circuits subject to over loads!
Devices containing fuses must not be fitted into circuits subject to over loads, e.g.
motor circuits!
WAGO-I/O-SYSTEM 750
750-652 Serial Interface RS-232 / RS-485
Manual
1.2.0