CET PMC-230, User Manual, Page: 6 / 37

CET Electric Technology
V
Table of Contents
Chapter 1 Introduction ........................................................................................................................................... 1
1.1 Overview ....................................................................................................................................................... 1
1.2 Features ........................................................................................................................................................ 1
1.3 PMC-230’s application in Power and Energy Management System .............................................................. 2
1.4 Getting More Information ............................................................................................................................ 2
Chapter 2 Installation .............................................................................................................................................. 3
2.1 Appearance ................................................................................................................................................... 3
2.2 Terminal Dimensions .................................................................................................................................... 3
2.3 Unit Dimensions ............................................................................................................................................ 4
2.4 Installations ................................................................................................................................................... 4
2.5 RS-485 Wiring ............................................................................................................................................... 5
2.6 Digital Input .................................................................................................................................................. 5
2.7 Pulse Output ................................................................................................................................................. 5
Chapter 3 Front Panel ............................................................................................................................................. 6
3.1 LCD Display ................................................................................................................................................... 6
3.1.1 LED Pulse Output ................................................................................................................................... 6
3.1.2 LCD Display Symbols .............................................................................................................................. 6
3.2 LCD Testing .................................................................................................................................................... 6
3.3 Display Modes ............................................................................................................................................... 6
3.4 Data Display .................................................................................................................................................. 7
3.5 Setup Configuration via the Front Panel ....................................................................................................... 8
3.5.1 Function of buttons ............................................................................................................................... 8
3.5.2 Setup Menu ........................................................................................................................................... 9
3.5.3 Configurations ...................................................................................................................................... 10
Chapter 4 Applications .......................................................................................................................................... 11
4.1 Inputs and Outputs ..................................................................................................................................... 11
4.1.1 Digital Inputs ........................................................................................................................................ 11
4.1.2 Energy Pulse / 1 PPS Output ................................................................................................................ 11
4.1.3 Disconnect Relay .................................................................................................................................. 11
4.2 Metering ..................................................................................................................................................... 11
4.2.1 Basic Measurements ............................................................................................................................ 11
4.2.2 Energy Measurements ......................................................................................................................... 11
4.2.3 Demands .............................................................................................................................................. 11
4.2.4 Harmonics ............................................................................................................................................ 12
4.3 Logs ............................................................................................................................................................. 12
4.3.1 Monthly Energy Log ............................................................................................................................. 12
4.3.2 SOE Log ................................................................................................................................................ 13
4.3.3 Data Recorder Log ................................................................................................................................ 13
4.4 Time of Use (TOU) ....................................................................................................................................... 14
Chapter 5 Modbus Map ........................................................................................................................................ 15
5.1 Basic Measurements ................................................................................................................................... 15
5.2 Real Time Energy Measurements ............................................................................................................... 16
5.3 DI Pulse Counter ......................................................................................................................................... 16
5.4 Harmonic Measurement ............................................................................................................................. 16
5.5 Demand Measurements ............................................................................................................................. 16
5.5.1 Present Demand .................................................................................................................................. 16
5.5.2 Max. Demand of This Month (Since Last Reset) .................................................................................. 16
5.5.3 Max. Demand of Last Month (Before Last Reset) ................................................................................ 17
5.5.4 Demand Data Structure ....................................................................................................................... 17
5.6 Logs ............................................................................................................................................................. 17
5.6.1 Monthly Energy Log ............................................................................................................................. 17
5.6.2 Data Recorder Log ................................................................................................................................ 18
5.6.3 SOE Log ................................................................................................................................................ 18
5.7 Device Setup ............................................................................................................................................... 20
5.7.1 Basic Setup ........................................................................................................................................... 20