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About this Manual
This operation manual is for version-2 (-V2) ZEN Programmable Relays only.
For version-1 or pre-version-1 ZEN Programmable Relays, refer to operation
manual with Cat. No. Z183.
When using a CPU Unit with an LED display (without LCD display), refer to the
ZEN Support Software Operation Manual (Cat. No. Z184).
Manual Contents
Section 1 gives an outline of the ZEN, including descriptions of ZEN features
and functions.
Section 2 explains how to mount and wire the ZEN and how to connect
sensors.
Section 3 explains basic settings required to operate the ZEN and setting
methods for internal bits.
Section 4 describes the many convenient functions provided by the ZEN.
Section 5 describes how to use optional products, such as Battery Units and
Memory Cassettes.
Section 6 lists the error messages and provides probable causes and
countermeasures for troubleshooting.
The Appendices provide specifications, technical references, version update
information, allocations and setting sheets, and other information related to
ZEN operation.
Related Manual
Manual Contents Cat. No.
ZEN Support Software
Operation Manual
Describes installation and operating
procedures for the ZEN Support
Software.
Z184
Communications
Manual
Describes the communications functions
of the ZEN.
Z212
Z211-E1-03.book Page ix Friday, November 21, 2008 10:38 AM
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