R&M Materials Handling VARIABLE SPEED CONTROLS ControlMaster Plus Service Manual - Manual (Page 57)

R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
57/83 R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
• S3 = Both EA+/- and EB+/- are missing
• S4 = EA+/- and EB+/- are crossconnected
•
S5 = SSU-board is missing or system load is
too high
• Encoder type and pulse number
F44 Device changed Option board or control unit has been
changed to different type or different power
rating
Reset the fault. Option board parameters or all parameters
are set up to default values. X
F45 Device added Option board of different type or drive of
different power rating added. Reset the fault. Option board parameters or all parameters
are set up to default values. X
F50 Reference
value fault Analog input signal is out of selected range
1-9V or 2-10V
• Control cable is broken
• Signal source has failed Check:
• Reference cable
• Reference source X
F 51 Stop limit Stop limit has tripped Reset: keep controller at zero >300ms.
Ensure that fault disappears after leaving the stop limit.
X
F 55 Board Fault Some of following board is missing:
• A = Basic I/O board
• B = Thermistor board
• D = Expansion board Reset: switch power off and restart after the lamps of
keypad are off.
Check:
• board slots A, B and D
• drive selection
• control mode
X
F 56 Generator side
current limit
Too short deceleration time
• generator side current limit Reset has an additional 5 s time delay.
Check:
• deceleration time
X
F 57 Thermistor fault Thermistor input in relay / thermistor board
has detected motor overtemperature. Fault
appears when thermistor input has been
open over 1s.
Check:
• motor cooling and loading
• thermistor connection. If expansion board thermistor
input is not used, it should be shorted
• motor parameters
• the brake operation
X
F 60 Parameter fault Inverter has lost parameters. Drive selection
parameter has changed to 0 / none.
Download parameters from keypad X
F 61 Overspeed Fault SSU has tripped to Overspeed (hardware
supervision). Motor speed has increased
above overspeed detection level. Reset: switch power off and restart after the lamps of
keypad are off.
Check:
function and cabling
maximum frequency setting parameters
SSU settings
X
F 62 Speed Difference
Fault SSU has tripped to Speed Difference Reset: switch power off and restart after the lamps of
keypad are off.
Check:
pulse sensor/encoder function and cabling
pulse sensor/encoder pulse number
speed difference supervision settings
X
F 63 Stall Supervision
Fault SSU has tripped to Stall. Reset: switch power off and restart after the lamps of
keypad are off.
Check:
brake operation
pulse sensor/encoder function and cabling
stall supervision settings
X
F 64 SSU Relay Test
Fault Relay in SSU board is damaged or SSU
relay is bypassed Reset: switch power off and restart after the lamps of
keypad are off.
Check:
ES and RDY external connections
OK input operation
change SSU board
X
F 65 SSU Watchdog SSU internal fault
interference fault between SSU board and
control board
component failure (control board or SSU
board)
Reset: switch power off and restart after the lamps of
display are off.
Check:
SSU status (System menu / System info / Expander
boards / C: SSU / status)
SSU LED’s
If the fault comes again, contact service
X
F 66 SSU Overspeed
Limit SSU overspeed limit has been set over
140% of maximum frequency Check:
set SSU overspeed limit under 140% of maximum
frequency
X