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Siemens SMART 7KT0311 User Manual

Siemens SMART 7KT0311
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SMART 7KT0311 Manual
MANUAL
SMART KT
Multifunction meter
7KT0311 (LCD Class 0.5s)
SMART 7KT power monitoring devices
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Siemens SMART 7KT0311 Specifications

General IconGeneral
Product brand nameSiemens
Product designationSMART 7KT0311
Design of displayLCD
Operating voltage230 V AC
Supply voltage frequency50/60 Hz
Measuring categoryCAT III
Mounting typeDIN rail
Width72 mm
Height90 mm
Depth64 mm
Device TypeEnergy meter
Model7KT0311
ManufacturerSiemens
CategoryMeasuring Instruments
Accuracy ClassClass 1
Voltage Rating230 V
Current Rating5 A
Frequency50/60 Hz
Protection ClassIP20
Type of connection technologyScrew terminal
Operating Temperature-10 to +55 °C
Storage Temperature-25 to +70 °C

Summary

Introduction to SMART 7KT Multifunction Meter

Purpose of the Document

Describes the manual's intended audience and scope for the SMART 7KT meter.

Required Basic Knowledge

Outlines prerequisites for understanding the manual, focusing on electrical engineering.

Product Components

Lists items included in the product packaging, such as the meter, clamps, and gasket.

Safety Precautions

General Safety Warnings

Covers hazardous voltage, qualified personnel, environmental considerations, and isolation during testing.

Technical Specifications

Measurement and Supply Specifications

Details measurement procedures, supply voltage, protection class, and suitability for installation.

Product Functions and Operation

Lists product functions, display design, operation features, and accuracy standards.

Inputs, Outputs, and Measuring Inputs

Specifies digital I/O, measuring input ranges, and electrical connection types for the meter.

Mechanical Design and Environmental Conditions

Covers physical dimensions, mounting, weight, and operating environmental limits.

Measured Variables and Standards

Lists measurable variables on display/communication and relevant IEC standards.

Certifications

Confirms conformity to IEC standards and IPC electronics assembly standards.

Assembly and Installation

Panel Installation Procedure

Provides step-by-step diagrams for preparing the panel cutout and mounting the meter.

Installation and Wiring Guidelines

Offers best practices for safe installation, circuit breaker use, and wiring connections.

Demounting the Meter

Illustrates the step-by-step process for safely removing the meter from its panel mount.

Connection Diagrams

Connection Diagram Overview

Presents a general diagram showing power and communication connections for the meter.

Circuit Diagrams

Shows detailed circuit diagrams for 3-phase 4-wire and 2-phase 3-wire configurations.

Circuit Diagrams (Continued)

Provides circuit diagrams for 3-phase 4-wire, 3-phase 3-wire, and 1-phase 2-wire systems.

Configuration

Parameterization with Keys

Explains the use of F1-F4 keys for reading parameters and navigating configuration menus.

Automatic and Manual Mode Selection

Details how to enter and switch between automatic and manual display modes.

Password Protected Configuration

Describes the procedure for entering configuration mode using the default password.

Parameterization Table

Lists configuration parameters, their pages, functions, ranges, and factory settings.

Reading of Parameters

Manual Mode - 3P4W Parameters

Lists parameters displayed in manual mode for 3P4W network selection.

Manual Mode - 3P3W Parameters

Lists parameters displayed in manual mode for 3P3W network selection.

Manual Mode - 1P2W-P1 Parameters

Lists parameters displayed in manual mode for 1P2W-P1 network selection.

Manual Mode - 1P2W-P2 Parameters

Lists parameters displayed in manual mode for 1P2W-P2 network selection.

Manual Mode - 1P2W-P3 Parameters

Lists parameters displayed in manual mode for 1P2W-P3 network selection.

Auto Mode DG - 3P4W Parameters

Lists parameters displayed in auto mode with DG for 3P4W network selection.

Auto Mode DG - 3P3W Parameters

Lists parameters displayed in auto mode with DG for 3P3W network selection.

Auto Mode DG - 1P2W-P1 Parameters

Lists parameters displayed in auto mode with DG for 1P2W-P1 network selection.

Auto Mode DG - 1P2W-P2 Parameters

Lists parameters displayed in auto mode with DG for 1P2W-P2 network selection.

Auto Mode DG - 1P2W-P3 Parameters

Lists parameters displayed in auto mode with DG for 1P2W-P3 network selection.

Manual Mode without DG - 3P4W Parameters

Lists parameters in manual mode without DG for 3P4W network selection.

Manual Mode without DG - 3P4W Energy Parameters

Lists energy parameters in manual mode without DG for 3P4W network selection.

Manual Mode without DG - 3P3W Parameters

Lists parameters in manual mode without DG for 3P3W network selection.

Manual Mode without DG - 1P2W-P1 Parameters

Lists parameters in manual mode without DG for 1P2W-P1 network selection.

Manual Mode without DG - 1P2W-P2 Parameters

Lists parameters in manual mode without DG for 1P2W-P2 network selection.

Manual Mode without DG - 1P2W-P3 Parameters

Lists parameters in manual mode without DG for 1P2W-P3 network selection.

Auto Mode without DG - 3P4W Parameters

Lists parameters in auto mode without DG for 3P4W network selection.

Auto Mode without DG - 3P3W Parameters

Lists parameters in auto mode without DG for 3P3W network selection.

Auto Mode without DG - 1P2W-P1 Parameters

Lists parameters in auto mode without DG for 1P2W-P1 network selection.

Auto Mode without DG - 1P2W-P2 Parameters

Lists parameters in auto mode without DG for 1P2W-P2 network selection.

Auto Mode without DG - 1P2W-P3 Parameters

Lists parameters in auto mode without DG for 1P2W-P3 network selection.

Communication

Protocol and Interface Details

Outlines the Modbus RTU protocol and integrated RS485 interface specifications.

Communication Parameters

Lists communication settings like address, transmission mode, speed, and parity.

Modbus Register Addresses - Float Parameters

Provides a list of readable float parameters and their Modbus addresses.

Modbus Register Addresses - Float Parameters (Continued)

Continues the list of readable float parameters and their Modbus addresses.

Modbus Register Addresses - Float Parameters (Continued)

Continues the list of readable float parameters and their Modbus addresses.

Modbus Register Addresses - Float Parameters (Continued)

Continues the list of readable float parameters and their Modbus addresses.

Modbus Register Addresses - Integer Parameters

Lists readable/writable integer parameters and their Modbus addresses.

Modbus Register Addresses - Integer Parameters (Continued)

Continues the list of readable/writable integer parameters and their Modbus addresses.

Maintenance

Cleaning Guidelines

Provides instructions for regularly cleaning the equipment to avoid blockages.

Disposal and Recycling

Advises on proper disposal or recycling of the module according to local laws.

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