Warranty, Limitations of Liability .................................................................................................................. 2

Application Considerations .......................................................................................................................... 3

Disclaimers .................................................................................................................................................. 3

Safety Precautions ................................................................................................... 4

Definition of Precautionary Information........................................................................................................ 4

Symbols ....................................................................................................................................................... 4

Precautions for Safe Use ......................................................................................... 7

Precautions for Correct Use.................................................................................... 8

Regulations and Standards ..................................................................................... 9

Conformance to Safety Standards............................................................................................................... 9

Conformance to EN/IEC Standards ........................................................................................................... 11

Terminology ............................................................................................................ 12

Manual Structure .................................................................................................... 13

Page Structure and Symbols ..................................................................................................................... 13

Icons .......................................................................................................................................................... 14

Notation on Main Display and LVL Display................................................................................................ 15

Revision History ..................................................................................................... 16

Sections in this Manual ......................................................................................... 17

Section 1 Overview

1-1

Outline .................................................................................................................................... 1-2

1-2

Features.................................................................................................................................. 1-4

1-3

Model Number Legend .......................................................................................................... 1-5

1-4

Part names and functions..................................................................................................... 1-6

1-5

Internal Block Diagram ....................................................................................................... 1-11

1-6

Example Configurations for Use ........................................................................................ 1-12

Section 2 Procedures

2-1

Overview of Operating Procedures ..................................................................................... 2-2

To Monitor with the K7DD......................................................................................................................... 2-2

How to Configure Features and Alarm Thresholds................................................................................... 2-2

Accurate Monitoring with Trigger Settings ................................................................................................ 2-3

2-2

Configuration with the K7DD Unit Only............................................................................... 2-4

Flow of Configuration with the K7DD Unit Only ........................................................................................ 2-4

Common Settings ..................................................................................................................................... 2-6

(1) Identify Voltage and Current of Actuator and Select Special CT......................................................... 2-6

(2) Installation and Wiring ......................................................................................................................... 2-7

Wiring Example of 3P3W2M Connection (3-phase, 3-wire, 2-watt Meter Method) .................................. 2-7

Wiring Example of 3P4W Connection....................................................................................................... 2-8

Wiring Example of Single-phase Current Connection .............................................................................. 2-9

Configuration Procedure with the K7DD Unit Only ................................................................................. 2-10

Power Line Data Generator User's Manual (N233)