GE MM300 Undercurrent REQUIRED=IOA, Fla, Underpower IOA + IOC or IOA + IOB, Mnr, Ground Fault

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RS485 INTERFACE (MODBUS RTU)										COMMUNICATIONS GUIDE

	Modbus		Hex	Description	Min	Max	Step	Units	Format	Default	Size in
											Words

	40825		0338	Cold Resistance	1	300	1	k ohms	F2	1	1

	40826		0339	Hot Resistance	1	300	1	k ohms	F2	50	1

	40827		033A	Thermistor Alarm	0	1	1	---	FC126	0	1

	40828		033B	Thermistor Trip	0	1	1	---	FC126	0	1

	40829		033C	Reserved	---	---	---	---	---	---	1

	▼		▼	▼	▼	▼	▼	▼	▼	▼	▼

	40833		0340	Reserved	---	---	---	---	---	---	1

UNDERCURRENT (REQUIRED=IO_A)

	40834		0341	Undercurrent Alarm Level	1	101	1	%FLA	F1*	101	1

	40835		0342	Undercurrent Alarm Delay	1	60	1	s	F1	1	1

	40836		0343	Undercurrent Trip Level	1	101	1	%FLA	F1*	101	1

	40837		0344	Undercurrent Trip Delay	1	60	1	s	F1	1	1

	40838		0345	Reserved	---	---	---	---	---	---	1

	40839		0346	Reserved	---	---	---	---	---	---	1

	40840		0347	Reserved	---	---	---	---	---	---	1

	40841		0348	Reserved	---	---	---	---	---	---	1

UNDERPOWER (IO_A + IO_C) OR (IO_A + IO_B)

	40842		0349	Underpower Alarm Level	1	101	1	%MNR	F1*	101	1

	40843		034A	Underpower Alarm Delay	1	60	1	s	F1	1	1

	40844		034B	Underpower Trip Level	1	101	1	%MNR	F1*	101	1

	40845		034C	Underpower Trip Delay	1	60	1	s	F1	1	1

	40846		034D	Reserved	---	---	---	---	---	---	1

	▼		▼	▼	▼	▼	▼	▼	▼	▼	▼

	40850		0351	Reserved	---	---	---	---	---	---	1

ACCELERATION

	40851		0352	Acceleration Alarm Timer	5	2501	1	s	F2*	2501	1

	40852		0353	Acceleration Trip Timer	5	2501	1	s	F2*	2501	1

	40853		0354	Reserved	---	---	---	---	---	---	1

	40854		0355	Reserved	---	---	---	---	---	---	1

	40855		0356	Reserved	---	---	---	---	---	---	1

	40856		0357	Reserved	---	---	---	---	---	---	1

CURRENT UNBALANCE (REQUIRED=IO_A)

	40857		0358	Current Unbalance Alarm Level	4	41	1	%	F1*	15	1

	40858		0359	Current Unbalance Alarm	1	60	1	s	F1	1	1
				Delay

	40859		035A	Current Unbalance Trip Level	4	41	1	%	F1*	30	1

	40860		035B	Current Unbalance Trip Delay	1	60	1	s	F1	1	1

	40861		035C	Reserved	---	---	---	---	---	---	1

	40862		035D	Reserved	---	---	---	---	---	---	1

	40863		035E	Reserved	---	---	---	---	---	---	1

	40864		035F	Reserved	---	---	---	---	---	---	1

GROUND FAULT

	40865		0360	Ground Alarm Level	10	101	1	%FLA	F1*	101	1

	40866		0361	CBCT Ground Alarm Level	5	151	1	A	F2*	151	1

	40867		0362	Ground Alarm Delay On Start	0	60	1	s	F1	10	1

	40868		0363	Ground Trip Level	10	101	1	%FLA	F1*	101	1

24	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 Data Frame Format and Data Rate Electrical InterfaceData Packet Format Error Checking CRC-16 AlgorithmMM300 supported functions TimingFunction Code 03H Function Code 04H Master/slave packet format for function code 03HMaster Transmission Bytes Example Description Slave Response Bytes Example DescriptionMaster/slave packet format for function code 04H Function Code 05HMaster/slave packet format for function code 05H Function Code 06H Master/slave packet format for function code 06HData CRC CB B9Function code 7 bitmask Function Code 07HMaster/slave packet format for function code 07H Function Code 08H Function Code 10HMaster/slave packet format for function code 08H Diag CodeError Responses Master/slave packet format for function code 10HModbus memory map Actual ValuesREAL-TIME Clock General TimersTrip Counters CONTACT/VIRTUAL INPUTS/OUTPUTS Status SecurityStatus Motor Current MeteringPower Metering FLA RTD Maximium Temperature Motor Starting Learned DataGCP Factory Test User MAP ValuesEvent Recorder Status BufferSetpoints Commands Communication SettingsFlexlogic CommunicationREAL-TIME CLOCK/DAYLIGHT Savings Current SensingVoltage Sensing Motor Data SetupProcess Interlock RS485 Interface Modbus RTU Open Control Circuit Communication SetupUser MAP Addresses Reset Setup Mechanical JAMRTD OPEN/SHORT Circuit REQUIRED=IOG Thermistor CPUUnderpower IOA + IOC or IOA + IOB Ground FaultUndercurrent REQUIRED=IOA FLAPhase Undervoltage REQUIRED=IOB Phase Overvoltage REQUIRED=IOBPhase Reversal REQUIRED=IOB Load IncreaseMaintenance Flexlogic TimersStart Inhibit Restart BlockCommunications Guide RS485 Interface Modbus RTU Communications Guide RS485 Interface Modbus RTU Contact Input Assignment Contact Outputs Auto / Manual ControlFlexlogic Equation Unsigned Value Unsigned VALUE, 1 Decimal PlaceUnsigned VALUE, 2 Decimal Places Unsigned Long ValueUnsigned Long VALUE, 3 Decimal Places Date MM/DD/YYYYMSB LSBOn / YES OFF / noOFF USER2 USER1USER3 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 SUN MONTUE WEDVbn Direct Bit FC180 FC181 FC182 FC183 RS485 Interface Modbus RTU Performing Commands Using Function Code 10H Master/slave packet format for performing commands Using the User Definable Memory MapCRC 7E CE RS485 Interface Modbus RTU Ethernet interface Profibus Output Data Fieldbus interface external connections ProfibusProfibus LED indications LEDProfibus DP-Diagnostics System Standard Diagnostics Bytes 1 throughProfibus Input Data F1BCommunications Guide Fieldbus Interface DeviceNet Communications Fieldbus interface external connections DeviceNetDeviceNet LED indications Class ObjectMessage Router Class Code 02H Identity Object Class Code 01HDeviceNet Object Class Code 03H Connection Object, Class Code 05h, Services Attribute Access Name Data Type Value DescriptionDeviceNet Connection Object Class Code 05H Identity Object, Class Code 03h, Instance 01h, AttributesDeviceNet Motor Data Poll, Explicit Object Class Code A0H Motor Data Object, Class Code A0h, ServicesMotor Data Object, Class Code A0h, Attributes Item Description Size in Bytes Format Attribute Description Size in Bytes Explicit Motor Analog Data Object, Class Code B0h, Services0FH Data Formats, Explicit Motor Analog Data Object Attribute Item Description Size Format BytesFieldbus Interface Explicit Motor Control Object, Class Code B1h, Services DeviceNet Explicit Motor Object, Class Code B1HExplicit Motor Control Object, Class Code B1h, Attributes Data Value, Class B1hFieldbus Interface

MM300 specifications

The GE MM300 is a robust and versatile controller designed primarily for industrial automation applications. Built to tackle the demands of modern manufacturing environments, this controller offers a range of features that contribute to its popularity among engineers and operators.

One of the standout features of the GE MM300 is its scalability. The device can be easily configured to meet the needs of both small and large systems. Its modular architecture allows users to add or remove components based on the specific requirements of their applications, facilitating a more tailored approach to automation.

The MM300 supports various communication protocols, including Ethernet/IP, Modbus TCP, and more, ensuring seamless integration with a variety of devices and systems. This feature significantly enhances interoperability, allowing users to connect the controller to existing infrastructure without extensive reconfiguration.

In terms of processing power, the MM300 is equipped with a high-performance processor that can handle complex tasks with ease. With advanced data handling capabilities, it supports real-time data processing, enabling faster decision-making and improving overall operational efficiency. This capability is particularly beneficial for applications requiring precise control and monitoring.

Moreover, the GE MM300 boasts a user-friendly interface, featuring an intuitive programming environment that simplifies the development of control applications. This includes an integrated development environment (IDE) and support for popular programming languages, making it accessible for both seasoned programmers and those new to automation technologies.

The device is designed to operate in challenging industrial conditions, featuring a rugged construction that ensures durability and longevity. Its ability to withstand extreme temperatures, vibrations, and other environmental stressors enhances its reliability in demanding applications, which is crucial for minimizing downtime in production processes.

Security is another critical aspect of the GE MM300. The controller incorporates advanced security features to protect against unauthorized access and cyber threats, helping organizations ensure the integrity of their operations.

In summary, the GE MM300 stands out due to its scalability, versatile communication options, high processing capabilities, user-friendly programming environment, rugged design, and security features. These characteristics make it a reliable choice for industries seeking to enhance their automation processes and improve overall efficiency. Whether for small-scale or large-scale applications, the MM300 provides a comprehensive solution to meet the evolving needs of modern manufacturing.