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Iskra MC350 User Manual

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TableofContents
Measuringcentres
MC32
0
,
MC330,MC350&MC350H User’sManua
l
1
User’sManual
MeasuringcentresMC3x0xseries
EnergyMeter–MC320
Multimeter–MC330
NetworkRecorder–MC350&MC350H
February2017•Version8.00

Table of Contents

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Iskra MC350 Specifications

General IconGeneral
TypeDigital Multimeter
Diode TestYes
Continuity TestYes
Power Source9V battery
DisplayLCD
DC Current Ranges10A
Current RangeDC: 200µA to 10A DC
Battery Type9V

Summary

SECURITY ADVICE AND WARNINGS

WARNINGS, INFORMATION AND NOTES REGARDING DESIGNATION OF THE PRODUCT

BEFORE SWITCHING THE DEVICE ON

DEVICE SWITCH OFF WARNING

HEALTH AND SAFETY

BASIC DESCRIPTION AND OPERATION

Description of the product

Purpose and use of different types of measuring centers

Details the application of Energy Meter MC320 and Multifunction Meter MC330.

Network Recorder MC350 & MC350H

Type differences

Differences in hardware

Compares hardware features across MC320, MC330, MC350, and MC350H models.

Software functions

Compares software functions across MC320, MC330, MC350, and MC350H models.

Supported measurements

Basic measurements

Lists basic measurements supported by the devices, categorized by phase, phase-to-phase, and energy.

Other measurements

Lists additional measurements supported, including MD values and frequency.

CONNECTION

Mounting

Electric connection

Connection of input/output modules

Communication connection

RS232

Describes RS232 communication for direct PC connection.

RS485

Describes RS485 communication for network connection of multiple devices.

Connection of power supply

FIRST STEPS

Installation wizard

SETTINGS

MiQen software

Details MiQen software for monitoring, settings, analysis, and upgrading.

Setting procedure

General settings

Connection

Setting of current and voltage ratios

Communication

Security

Password setting

Sets passwords for access levels (L1, L2) and automatic activation time.

Energy - counters

Inputs and outputs

Alarms (MC350, MC350H and MC330 only)

Alarms setting

Allows setting 16 alarms in 2 groups, defining time constants, delay times, and hysteresis.

Reset operations

MEASUREMENTS

Supported measurements

Details supported measurements based on device type and connection settings.

Available connections

Describes different electric connection types (e.g., single phase, three phase).

Survey of supported measurements regarding connection mode

Provides a table showing supported measurements based on connection mode and device type.

Present values

Calculation and display of measurements

Voltage

Current

Active, reactive and apparent power

Power factor and power angle

Frequency

Energy

MD values

THD - Total harmonic distortion

Alarms

TECHNICAL DATA

Accuracy

Provides accuracy classes for various measured values like current, voltage, power, and frequency.

Inputs

Supply

Connection

Modules

Safety features

Safety

States compliance with EN 61010-1 for voltage ratings and installation categories.

EMC

States compliance with EMC directives and EN 61326-1.

APPENDIX A: MODBUS PROTOCOL

Modbus communication protocol

Explains Modbus and DNP3 protocols over RS232, RS485, or USB, and Modbus protocol specifics.

Modbus protocol

Details Modbus protocol for point-to-point and multi-drop communication, its open nature.

Register table for the actual measurements

Lists Modbus registers for actual measurements, including parameter, type, and register ranges.

APPENDIX B: DNP3 COMMUNICATION PROTOCOL

DNP3 communication protocol

Explains DNP3 protocol for point-to-point and multi-drop communication over serial ports.

DNP3

Details DNP3 protocol operation, enabling point-to-point and multi-drop communication.

APPENDIX C: PROFIBUS PROTOCOL

Profibus overview

Details Profibus DP-VO support for up to 32 slave devices at speeds up to 12 Mbps.

Structure of the input/output telegram

Explains the structure of input/output telegrams for data exchange between master and slave devices.

APPENDIX D: M-BUS

Communication settings

Details M-Bus communication settings via LCD screen: address, secondary address, and baud rate.

Command telegrams

Explains command telegrams for initializing, selecting, and reading data via M-Bus.

APPENDIX E: CALCULATIONS & EQUATIONS

Calculations

Provides definitions for symbols used in calculations and equations.

Equations

Presents mathematical equations for voltage, current, power, and THD.

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