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PowerLogic PM-600 User Manual

PowerLogic PM-600
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Instruction Bulletin
3020IM9503R6/98
December 1998
(Replaces 3020IM9503R8/97 dated October 1997)
Power Meter
Class 3020

Table of Contents

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PowerLogic PM-600 Specifications

General IconGeneral
Device TypePower Meter
CategoryMeasuring Instruments
Mounting TypePanel Mount
Frequency Measurement Range45-65 Hz
Power MeasurementActive, Reactive, Apparent Power
Power Consumption< 5VA
Display TypeLCD
Operating Temperature-10°C to +55°C
Storage Temperature-25°C to +70°C
Measurement ParametersVoltage, Current, Power, Energy, Frequency, Power Factor, THD
Communication InterfaceRS-485
WeightApprox. 0.5kg
Humidity5% to 95% non-condensing

Summary

Chapter 1: Introduction

What is the Power Meter?

Overview of the POWERLOGIC Power Meter, its purpose, and applications.

Using This Bulletin

Guidance on how to use the document for installation and operation.

Notational Conventions

Explains symbols and formatting used throughout the bulletin.

Not Covered in this Bulletin

Lists features not detailed in this document, requiring separate software bulletins.

Chapter 2: Safety Precautions

Hazard of Electric Shock, Burn, or Explosion

Critical safety warnings for qualified personnel regarding electrical hazards.

Chapter 3: Hardware Description

Display

Details on the optional power meter display and its modes of operation.

Power Meter Connections

Identification and explanation of the power meter's terminal connections.

Chapter 4: Installation

Power Meter/Display Mounting Options

Overview of various physical installation options for the meter and display.

Mounting the Display

Instructions for mounting the display in standard cutouts or on equipment panels.

In Existing 1% Ammeter/Voltmeter Cutout

Step-by-step guide for mounting the display in a pre-existing cutout.

Mounting the Power Meter

Procedures for installing the power meter module in different configurations.

Directly Behind the Display

Method for mounting the power meter module directly behind the display unit.

Remote Mounting

Instructions for installing the power meter module inside an enclosure at a distance.

DIN Rail Mounting

Steps for mounting the power meter module onto a standard 35 mm DIN rail.

Chapter 5: Wiring

Wiring CTs, PTs, and Control Power

Guidelines for connecting current transformers, potential transformers, and control power.

Control Power Transformer (CPT) Sizing

Table and recommendations for sizing control power transformers.

Control Power Fuses

Specifications and recommendations for fuses used with control power inputs.

Metering Potential Transformers (PTs)

Guidance on using PTs for voltage inputs based on system voltage.

CE Compliance

Requirements and procedures for meeting CE Electromagnetic Compatibility standards.

Deriving Control Power from Phase Voltage Inputs

Methods for obtaining control power from voltage sources or external inputs.

Grounding the Power Meter

Proper procedures for grounding the power meter for optimal performance.

Solid-State KYZ Pulse Output

Wiring instructions for the KYZ pulse output for receivers or alarm contacts.

Chapter 6: Communications

Protocols

Overview of communication protocols supported: POWERLOGIC, Modbus, and Jbus.

POWERLOGIC Protocol Communications Wiring

Details on wiring for POWERLOGIC communications using RS-485.

Connecting to a Personal Computer via POWERLOGIC Communications

Instructions for connecting to a PC using the POWERLOGIC protocol.

Connecting to a SY/MAX Programmable Controller Using POWERLOGIC Communications

How to connect to a SY/MAX controller via POWERLOGIC communications.

Modbus RTU Protocol

Information on using the Modbus RTU communication protocol.

Jbus Protocol

Details on using the Jbus communication protocol.

Connecting to a PC Using Modbus or Jbus Communications

Connecting to a PC using Modbus or Jbus protocols.

Length of the Communications Link (POWERLOGIC, Modbus, or JBUS)

Maximum distances for communication links based on baud rate and device count.

Daisychaining PM&CS Devices (POWERLOGIC, Modbus, or JBUS)

Procedures for daisy-chaining multiple devices on a communication link.

Biasing the Communications Link (POWERLOGIC, Modbus, or JBUS)

Instructions for biasing RS-485 communications links using adapters.

Terminating the Communications Link (POWERLOGIC, Modbus, or Jbus)

Methods for terminating the last device on a communications link.

Chapter 7: Display Operation

Introduction

How to set up the power meter using the display or software.

Modes

Overview of the different operating modes available on the power meter display.

Accessing a Mode

Step-by-step guide to navigate and enter different modes on the display.

Setup Mode

Configuration parameters available for setup via the display interface.

Resets Mode

Functionality for resetting energy, demand, and min/max values.

Diagnostics Mode

How to access and view diagnostic information like model and firmware versions.

Display Modes

Explanation of various display modes for viewing metered values.

How the Buttons Work

Explanation of the functions of the display buttons in different modes.

Setting Up the Power Meter

Detailed procedure for configuring the power meter's setup parameters.

Performing Resets

Step-by-step guide for resetting various meter values.

Viewing Diagnostic Information

How to access and view diagnostic data through the display.

Using Display Modes

General procedure for navigating and viewing data in display modes.

Setting Up Onboard Alarms (PM-650 Only)

Instructions for configuring alarm setpoints and parameters via the display.

Viewing Active Alarms (PM-650 Only)

How to view and acknowledge active alarms logged by the meter.

Chapter 8: Metering Capabilities

Real-Time Readings

List of real-time electrical values measured and their reportable ranges.

Min/Max Values (PM-650 Only)

Information on minimum and maximum values stored by the power meter.

Power Factor Min/Max Conventions

Explains how power factor min/max values are represented and calculated.

Energy Readings

Details on accumulated energy values (kWh, kVARh, kVAh) and their storage.

Power Analysis Values

Information on values used for power quality analysis and troubleshooting.

Demand Readings (PM-620 and PM-650 Only)

List of demand readings and their reportable ranges.

Demand Power Calculation Methods

Overview of different methods for calculating demand power.

Predicted Demand (PM-650 Only)

Explanation of predicted demand calculation based on recent usage.

Peak Demand

How peak demand values, including date/time, are stored and managed.

KYZ Pulse Output

Information on the pulse output capability and its wiring.

Calculating the Pulse Constant

Example calculation for determining the pulse constant for the KYZ output.

Chapter 9: Onboard Alarming (PM-650 Only)

Setpoint-Driven Alarms

Defines setpoints required for alarm conditions.

Setpoint-Controlled Relay Functions

How the KYZ output can function as an alarm or input.

Undervoltage

Details on undervoltage alarm conditions, setpoints, and operation.

Unbalance Current

Information on unbalance current alarms, setpoints, and parameters.

Unbalance Voltage

Details on unbalance voltage alarms, setpoints, and operational logic.

Chapter 10: Logging (PM-650 Only)

Alarm Log

How the alarm log stores and displays the last 10 alarms.

Event Log

Information on the event log for recording onboard events and its configuration.

Data Log

Details on configuring the data log for storing meter readings at intervals.

Alarm-Driven Data Log Entries

How to configure data logging based on specific alarm conditions.

Storage Considerations

Information on memory allocation and capacity for logs.

Appendix A: Specifications

Metering Specifications

Electrical specifications for current, voltage, frequency, and accuracy.

Metering Input Electrical Specifications

Detailed input specifications for current and voltage metering.

Control Power Input Specifications

Electrical input ranges and characteristics for control power.

Relay Output Specifications

Specifications for the KYZ relay output capability.

Environmental Specifications (Indoor Use Only)

Operating temperature, humidity, and altitude ratings.

Physical Specifications

Weight and dimensions of the power meter module and display.

Regulatory/Standards Compliance

Compliance with electromagnetic interference and safety standards.

Appendix B: Dimensions

Figure B-1: Dimensions of power meter and display

Visual representation of the physical dimensions of the meter and display.

Appendix C: Communication Cable Pinouts

Pinout Diagrams for Communication Cables

Pinout diagrams for various communication cables (CAB-107, CAB-108, CC-100, CAB-102/104).

Appendix D: Additional Wiring Diagrams

Supported Wiring Connections

Table and figures illustrating various system wiring configurations supported.

Appendix E: Using the Command Interface

Resetting Demand and Energy via Communications

Commands to reset demand, energy, and min/max values via communications.

Changing the VAR Sign Convention

Procedures to modify the VAR sign convention using commands.

Synch to Comms (PM-650 Only)

Command to synchronize demand intervals across multiple meters.

Appendix F: Register List

Real Time Metered Values

List of registers for real-time metering data, their units, and ranges.

Energy Values

Registers related to accumulated energy readings (Apparent, Real, Reactive).

Demand Values

Registers for current and peak demand values.

Current Demand

Registers for present and peak current demand values.

Power Demand

Registers for present and peak power demand values and average power factor.

Date/Time Compressed Form (3 Registers)

Registers storing date and time information for events.

Configuration (Read Only Registers)

Registers containing configuration settings and parameters.

Appendix G: Modbus and Jbus Functions Supported

Supported Modbus and Jbus Functions

Lists standard Modbus and Jbus functions supported by the power meter.

Appendix H: 2-Wire Modbus or Jbus

Communications Wiring

Wiring instructions and distance limitations for 2-wire Modbus or Jbus.

Appendix I: Alarm Setup (PM-650 Only)

Introduction

Overview of alarm setup using scale factors for metering values.

Scaling Alarm Setpoints

How to properly scale alarm setpoints when using the display.

Alarm Conditions and Alarm Numbers

List of predefined alarm conditions with their numbers, descriptions, and registers.

Appendix J: Calculating Log File Size (PM-650 Only)

Log File Size Calculation Guide

Guide to calculating the log file size to fit within available memory.

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