
MM3 MOTOR MANAGER 3 – INSTRUCTION MANUAL
9–1
MM3 Motor Manager 3
Chapter 9: Applications
GE Consumer & Industrial
Multilin
STOP
RUNNING
RELAY A
RELAY A
STOPPED
RELAY B
RELAY B
TRIPPED
AUX RELAY 1
AUX RELAY 1
ALARM
AUX RELAY 2
AUX RELAY 2
VALUE
MESSAGE
AUTO
MANUAL
STORE
RESET
ACTUAL
SETPOINT
START
A
START
A
START
B
START
B
Applications
9.1
Control Wire Applications
9.1.1
Two-wire
Control
This control scheme is used when a maintained contact is in series with the starter coil.
When the PLC contact is closed the motor runs. When the PLC contact opens the motor
stops.
To program the MM3 Motor Manager 3 for two-wire control, set:
S3 PROCESS
Ö
PROGRAMMABLE INPUTS
Ö
INTERLOCK INPUT 1
: “TWO WIRE CONTROL”
S3 PROCESS
ÖØ
STOP CONFIGURATION
ÖØ
FACEPLATE STOP
: “LATCHED”
The
INTERLOCK INPUT 1
setpoint was chosen to match the wiring diagram provided. Any of
the available Interlocks 1 through 10 could be programmed for two-wire control.
START operation:
• Start command received (switch input) and maintained.
STOP operation:
• Start command removed.
• Pressing the STOP key causes a latched trip. The motor cannot be restarted until
RESET is pressed.
Terminal 11 (Stop input) must be closed to allow a start. The MM3 Motor Manager 3 display
will read
MOTOR STATUS UNAVAILABLE
when the stop input is open.
If feedback is not received by the Contactor A relay Status N.O. inputs within 1 second of
closing contactor A output relay, an
OPEN CONTROL CIRCUIT
alarm will occur. This will
cause contactor A output relay to open.
NOTE
Summary of Contents for MM3
Page 8: ...vi MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL TABLE OF CONTENTS ...
Page 18: ...1 10 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL TECHNICAL SPECIFICATIONS CHAPTER 1 INTRODUCTION ...
Page 80: ...4 18 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL CHASSIS MOUNT UNITS CHAPTER 4 SOFTWARE ...
Page 124: ...5 44 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL S7 TESTING CHAPTER 5 SETPOINTS ...
Page 198: ...8 54 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL MODBUS MEMORY MAP CHAPTER 8 COMMUNICATIONS ...
Page 220: ...10 14 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL GE MULTILIN WARRANTY CHAPTER 10 MISCELLANEOUS ...