GE MM300 manual Table of Contents

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TABLE OF CONTENTS

Table of Contents

COMMUNICATIONS GUIDE

i

Communications interfaces

1

RS485 interface (Modbus RTU)

2

Modbus Protocol

2

Electrical Interface

2

Data Frame Format and Data Rate

2

Data Packet Format

2

Error Checking

3

CRC-16 Algorithm

3

Timing

4

MM300 supported functions

4

Modbus Functions

4

Function Code 03H

4

Function Code 04H

5

Function Code 05H

6

Function Code 06H

7

Function Code 07H

8

Function Code 08H

9

Function Code 10H

9

Error Responses

10

Modbus memory map

11

Format codes

34

Performing Commands Using Function Code 10H

49

Using the User Definable Memory Map

50

Ethernet interface

52

Fieldbus interface

53

Profibus protocol (DP V0)

53

Profibus Output Data

53

Profibus DP-Diagnostics

54

Profibus Input Data

54

DeviceNet protocol

57

DeviceNet Communications

57

Identity Object (Class Code 01H)

58

Message Router (Class Code 02H)

58

DeviceNet Object (Class Code 03H)

58

DeviceNet Connection Object (Class Code 05H)

59

DeviceNet Motor Data - Poll, Explicit Object (Class Code A0H)

60

DeviceNet - Explicit Motor Analog Data Object, Class Code B0H, Services

62

DeviceNet - Explicit Motor Object, Class Code B1H

65

MM300 MOTOR MANAGEMENT SYSTEM – COMMUNICATIONS GUIDE

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Contents MM300 Page Table of Contents MM300 Motor Management System Communications Guide MM300 Motor Management System Communications Guide Electrical Interface Data Frame Format and Data RateData Packet Format CRC-16 Algorithm Error CheckingTiming MM300 supported functionsFunction Code 03H Slave Response Bytes Example Description Function Code 04HMaster/slave packet format for function code 03H Master Transmission Bytes Example DescriptionFunction Code 05H Master/slave packet format for function code 04HMaster/slave packet format for function code 05H CRC CB B9 Function Code 06HMaster/slave packet format for function code 06H DataFunction Code 07H Function code 7 bitmaskMaster/slave packet format for function code 07H Diag Code Function Code 08HFunction Code 10H Master/slave packet format for function code 08HMaster/slave packet format for function code 10H Error ResponsesActual Values Modbus memory mapGeneral Timers REAL-TIME ClockTrip Counters Current Metering CONTACT/VIRTUAL INPUTS/OUTPUTS StatusSecurity Status MotorPower Metering User MAP Values FLA RTD Maximium TemperatureMotor Starting Learned Data GCP Factory TestStatus Buffer Event RecorderCommunication Setpoints CommandsCommunication Settings FlexlogicCurrent Sensing REAL-TIME CLOCK/DAYLIGHT SavingsMotor Data Setup Voltage SensingProcess Interlock RS485 Interface Modbus RTU Communication Setup Open Control CircuitUser MAP Addresses Mechanical JAM Reset SetupThermistor CPU RTD OPEN/SHORT Circuit REQUIRED=IOGFLA Underpower IOA + IOC or IOA + IOBGround Fault Undercurrent REQUIRED=IOALoad Increase Phase Undervoltage REQUIRED=IOBPhase Overvoltage REQUIRED=IOB Phase Reversal REQUIRED=IOBRestart Block MaintenanceFlexlogic Timers Start InhibitCommunications Guide RS485 Interface Modbus RTU Communications Guide RS485 Interface Modbus RTU Contact Input Assignment Auto / Manual Control Contact OutputsFlexlogic Equation Unsigned Long Value Unsigned ValueUnsigned VALUE, 1 Decimal Place Unsigned VALUE, 2 Decimal PlacesLSB Unsigned Long VALUE, 3 Decimal PlacesDate MM/DD/YYYY MSBOFF / no On / YESOFF USER1 USER2USER3 No Event/Trip To Date RS485 Interface Modbus RTU RS485 Interface Modbus RTU Not XOR Latch NOR Nand Timer Assign RS485 Interface Modbus RTU Definition RS485 Interface Modbus RTU WED SUNMON TUEVbn Direct Bit FC180 FC181 FC182 FC183 RS485 Interface Modbus RTU Performing Commands Using Function Code 10H Using the User Definable Memory Map Master/slave packet format for performing commandsCRC 7E CE RS485 Interface Modbus RTU Ethernet interface LED Profibus Output DataFieldbus interface external connections Profibus Profibus LED indicationsF1B Profibus DP-DiagnosticsSystem Standard Diagnostics Bytes 1 through Profibus Input DataCommunications Guide Fieldbus Interface Class Object DeviceNet CommunicationsFieldbus interface external connections DeviceNet DeviceNet LED indicationsIdentity Object Class Code 01H Message Router Class Code 02HDeviceNet Object Class Code 03H Identity Object, Class Code 03h, Instance 01h, Attributes Connection Object, Class Code 05h, ServicesAttribute Access Name Data Type Value Description DeviceNet Connection Object Class Code 05HMotor Data Object, Class Code A0h, Services DeviceNet Motor Data Poll, Explicit Object Class Code A0HMotor Data Object, Class Code A0h, Attributes Item Description Size in Bytes Format Explicit Motor Analog Data Object, Class Code B0h, Services Attribute Description Size in Bytes0FH Attribute Item Description Size Format Bytes Data Formats, Explicit Motor Analog Data ObjectFieldbus Interface Data Value, Class B1h Explicit Motor Control Object, Class Code B1h, ServicesDeviceNet Explicit Motor Object, Class Code B1H Explicit Motor Control Object, Class Code B1h, AttributesFieldbus Interface
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