Delta MM300 Instruction Manual Page 159

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8–4 MM300 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL
FLEXLOGIC™ OVERVIEW CHAPTER 8: FLEXLOGIC™
MCC Stop ....................................Asserted when the control panel STOP button has been
pressed.
Control operands: undervoltage restart
UVR................................................Asserted when a UV Restart active condition exists.
Fixed operands
Off ..................................................The operand is always off (not asserted). This may be used as a
placeholder or test value.
On...................................................The operand is always on (asserted). This may be used as a
placeholder or test value.
Input/output operands: virtual outputs
Contactor A Relay...................Expected by several control elements to be asserted to close
contactor A.
Contactor B Relay...................Expected by several control elements to be asserted to close
contactor B.
Starter
Forward.......................................Asserted when "Forward" is appended to the displayed basic
status.
Pre-Contactor...........................Asserted during a pre-contactor warning.
Reverse........................................Asserted when “Reverse” is appended to the displayed basic
status.
Input/Output Operands
VO1................................................Asserted when virtual output 1 is on.
VO2 to VO32..............................As above; asserted when virtual outputs 2 through 20 are on,
respectively.
Protection operands: acceleration protection
Acceleration Alarm ................Asserted when an acceleration alarm condition exists.
Acceleration Trip .....................Asserted when an acceleration trip condition exists.
Protection operands: auxiliary undervoltage
Aux U/V Alarm..........................Asserted when an auxiliary undervoltage alarm condition
exists.
Low Aux Voltage Inhibit.......Asserted when an auxiliary undervoltage condition inhibits
starting.
Aux U/V Trip...............................Asserted when an auxiliary undervoltage trip condition exists.
Protection operands: current unbalance
Unbalance Alarm....................Asserted when a current unbalance alarm condition exists.
Unbalance Trip.........................Asserted when a current unbalance trip condition exists.
Protection operands: fuse failure
Fuse Fail ......................................Asserted when a fuse fail condition inhibits starting.
Fuse Fail Alarm ........................Asserted when a fuse failure alarm condition exists.
Fuse Fail Trip .............................Asserted when a fuse failure trip condition exists.
Protection operands: ground fault
Ground Fault Alarm ...............Asserted when a ground fault alarm condition exists.
Ground Fault Trip....................Asserted when a ground fault trip condition exists.
Protection operands: load increase
Load Increase Alarm.............Asserted when a load increase alarm condition exists.
Protection operands: mechanical jam
Mechanical Jam Trip.............Asserted when a mechanical jam trip condition exists.
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