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UDC 3300 Controller Product Manual
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Symbol Definitions
The following table lists those symbols used in this document to denote certain conditions.
Symbol
Definition
This CAUTION symbol on the equipment refers the user to the Product Manual for
additional information. This symbol appears next to required information in the
manual.
WARNING
PERSONAL INJURY: Risk of electrical shock. This symbol warns the user of a
potential shock hazard where HAZARDOUS LIVE voltages greater than 30 Vrms,
42.4 Vpeak, or 60 Vdc may be accessible. Failure to comply with these
instructions could result in death or serious injury.
ATTENTION, Electrostatic Discharge (ESD) hazards. Observe precautions for
handling electrostatic sensitive devices
Protective Earth (PE) terminal. Provided for connection of the protective earth (green
or green/yellow) supply system conductor.
Functional earth terminal. Used for non-safety purposes such as noise immunity
improvement. NOTE: This connection shall be bonded to protective earth at the
source of supply in accordance with national local electrical code requirements.
Earth Ground. Functional earth connection. NOTE: This connection shall be bonded
to Protective earth at the source of supply in accordance with national and local
electrical code requirements.
Chassis Ground. Identifies a connection to the chassis or frame of the equipment
shall be bonded to Protective Earth at the source of supply in accordance with
national and local electrical code requirements.
Summary of Contents for UDC3300
Page 1: ...Sensing and Control UDC 3300 Universal Digital Controller Product Manual 51 52 25 55D 4 00 ...
Page 12: ...xii UDC 3300 Controller Product Manual 4 00 ...
Page 18: ...6 UDC 3300 Controller Product Manual 4 00 ...
Page 90: ...78 UDC 3300 Process Controller Product Manual 4 00 ...
Page 230: ...218 UDC 3300 Controller Product Manual 4 00 ...
Page 254: ...242 UDC 3300 Controller Product Manual 4 00 ...
Page 292: ...Index 280 UDC 3300 Controller Product Manual 4 00 ...
Page 293: ......