APPENDIX E: LCD DISPLAY MESSAGES
UB25 LINEAR DC RESISTANCE WELDING CONTROL
E-8 990-665
LCD Display Messages
MESSAGE DESCRIPTION
CORRECTIVE ACTION
(IF REQUIRED)
TYPE OF
MESSAGE
WELD FIRE
LOCKOUT
A weld was initiated before the
capacitor bank charge reached the
required level as programmed in
the WAVEFORM CHECK menu.
Default value for WELD FIRE
LOCKOUT is 90 % charge.
Reducing this value with high
energy levels or longer weld times
could exceed the capacity of the
Power Supply.
Reduce the repetition rate. See Chapter
5 for programming information. See
Appendix G for Repetition Rate and
Power Supply capability details.
ALARM
WELD STOP -
LIMIT REACHED
The user set Upper Limit value has
been reached, and the weld energy
has been terminated.
Normal operation if this function is
used. See Chapter 4, Operating
Instructions for information on WELD
STOP.
OUT OF
LIMITS
WELD SWITCH IN
NO WELD
POSITION
User has tried to activate the
Power Supply
WELD/NO WELD Switch in the
No Weld Position.
Set the WELD/NO WELD switch to
the Weld position.
OUT OF
LIMITS
WELD TIME TOO
SMALL
The user has attempted to program
zero for all upslope, weld, and
downslope time periods.
Re-program the welding parameters to
be within the capability of the Power
Supply.
GENERAL
STATUS
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