Electro Cam PL-1746 Series - Manual (Page 113)

7-8 Troubleshooting
Error Messages: PS-6400 Keypad (cont'd)
Error Message: Description:
Too many speed
compensated channels
The maximum number of speed compensated channels have already been programmed.
Solution:
Press ESC key to clear the error.
Too many timed outputs The maximum number of timed outputs have been used.
Solution:
Press ESC key to clear the error.
A group is in Mode 1 or
Mode 2: Can’t go to ONE
There are groups that are in modes that affect the offset of the group. Cannot change Group
Position Display to ONE offset for all groups.
Solution:
Press ESC key to clear the error.
Can’t change # of channels
in last group
There was an attempt to change the number of channels in the last group. The last group
receives all remaining channels available in the controller.
Solution:
Press ESC key to clear the error.
Mode cannot be 1 or 2 if
Group Position Display in ONE
There was an attempt to set a group to mode 1 or 2 when the Group Position Display is set to
ONE.
Solution:
Press ESC key to clear the error. Change the Group Position Display to “EACH”.
Keypad RS-485 link
was broken
Check for Loose Wires. One of the wire connections from the controller to keypad has
experienced an intermittent connection or maintained an open connection.
Solution:
Press ESC key to clear the error. Check to make sure cable connections are
securely plugged in. Check wires going into connectors for broken wires or loose connec-
tions. Check for continuity between connectors while flexing the cable to check for intermit-
tent connections.
Too many setpoints There was an attempt to program in another setpoint after the maximum number of setpoints
were already in the controller.
Solution:
Press ESC key to clear the error.
Value out of limit A number was entered that exceeds allowable limits for the item being programmed. Some
examples are: A setpoint value that exceeds the scale factor, a channel number that exceeds
the number of channels available, a program number higher than is allowed by the controller,
etc.
Solution:
Press ESC key to clear the error and re-enter a value that is within the limits of the
parameter.
Pulse will overlap another
pulse in the same channel
There was an attempt to program a pulse that has either an ON or OFF point overlapping an
existing pulse in the channel.
Solution:
Press ESC key to clear the error. Review the existing setpoints to determine the
cause of the overlap condition and re-enter values.
I/O power fail This indicates that the power supply for the isolated circuitry and rack has failed.
(PL-1746-C01 only) Solution: Press ESC key to clear the error. Check power source and connections to I/O rack
power input.
EEPROM reset to The configuration data in the PLS has been reset to factory default values. This happens
factory defaults when the user executes a memory test function 7000 or 7001.