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YOKOGAWA DL2700 Series

YOKOGAWA DL2700 Series
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4
SM 700820-01E
Do not Operate in an Explosive Atmosphere
Do not operate the instrument in the presence of flammable liquids or vapors.
Operation of any electrical instrument in such an environment constitutes a
safety hazard.
Do not Remove any Covers
There are some areas with high voltage. Do not remove any cover if the power
supply is connected. The cover should be removed by qualified personnel only.
External Connection
To ground securely, connect the protective grounding before connecting to
measurement or control unit.
HOW TO USE THIS MANUAL
This manual is meant to be used by qualified personel only. Make sure to have read the
safety precautions at the beginning of this manual and the warnings/cautions contained
in the referred chapter prior to carrying out any servicing.
This manual contains the following chapters:
1 GENERAL INFORMATION
Describes the introduction and safety considerations.
2 PERFORMANCE TEST
Describes the performance tests for checking performance of the instrument.
3 ADJUSTMENTS
Describes the adjustments which can be adjusted by users.
4 PRINCIPLE OF OPERATION
Describes the function block diagrams and principle of operation.
5TROUBLESHOOTING
Describes procedures for troubleshooting and how to handle in case parts need to be
replaced.
6 SCHEMATIC DIAGRAM
Describes the system configuration diagram.
7 CUSTOMER MAINTENANCE PARTS LIST
Contains exploded views and a list of replaceable parts.
Specifications are not included in this manual; for specifications, refer to IM 700820-
01E.

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