Rockwell Automation Allen-Bradley 1794-TB2, Installation Instructions Manual

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Installation Instructions
Original Instructions
FLEX I/O Terminal Base Units
Catalog Numbers 1794-TB2, 1794-TB2K, 1794-TB3, 1794-TB3K, 1794-TB3S, 1794-TB32, 1794-TB32S, 1794-TB32SK, 1794-TB32K, 1794-TB3G, 1794-TB3GK,
1794-TB3GS, 1794-TB3T, 1794-TB3TS, 1794-TBN, 1794-TBNK, 1794-TBNF, 1794-TB3SK, 1794-TB3GSK, 1794-TB3TK, 1794-TB3TSK
(Modules with a K in the last position of the catalog number are conformally coated to meet noxious gas requirements of ISA/ANSI-71.040 1985 Class G3 Environment).
Summary of Changes
This publication contains the following new or updated information. This list includes substantive updates only and is not intended to reflect all changes. Translated versions are not
always available for each revision.
Topic Page
Summary of Changes 1
Environment and Enclosure 3
Prevent Electrostatic Discharge 3
North American Hazardous Location Approval 4
European Hazardous Location Approval 4
IEC Hazardous Location Approval 4
Terminal Base Overview 5
Mount the Terminal Base Unit on a DIN Rail 6
Wire Connections for 1794-TB32, 1794-TB32K, 1794-TB32S, 1794-TB32SK Terminal
Bases
8
Specifications 11
Working Voltage and Isolation Voltage Ratings 12
Certifications 13
Mounting Dimension 14
Topic Page
Updated and added new K catalogs: 1794-TB2K, 1794-TB32K, 1794-TB32SK throughout
Updated template throughout
Added lower ratings (60V AC/75V DC) to catalogs 1794-TB2, 1794-TB2K, 1794-TBN,
1794-TBNK, 1794-TB3, 1794-TB3K, 1794-TB3S, 1794-TB3SK, 1794-TB3T, 1794-TB3TK,
1794-TB3TS, and 1794-TB3TSK for ATEX/IECEx applications
3, 5, 11, 13
Updated certifications 13