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If the alarm latch feature is activated and there are latchable alarms, then you must press
RESET before the welder will return to the READY state.
However, if there are latching alarms, or hardware alarms, the READY state will not be
reached. For further information on alarms and error messages refer to the following
Sections: 6.5.1.1 Weld Cycle Alarms and Error Messages, and 6.5.2 Clearing Weld Cycle
Alarms.
Once the alarms have been cleared, or if no errors were detected, the welder returns to
the READY state.
6.5.1.1Weld Cycle Alarms and Error Messages
Once a weld cycle ends, the NUMERIC DISPLAY shows in an error code format any error
messages generated, In addition, error messages are displayed whenever a parameter
selection switch is pressed while there are active alarms. (For further information, refer to
Section 6.5.2 Clearing Weld Cycle Alarms.)
There are four types of alarms. Responses are described below:
• Non-Resettable - power the welder OFF and then back ON to clear this alarm. Used for hardware
failures
• Latching - press RESET before the next weld cycle can start
• Non-Latching - once the condition that caused the alarm is clear, the alarm message will no
longer be displayed, A weld cycle can run as soon as this clears
S6
Weld (Ultrasonics Active) applies ultrasonics until the weld parameter
conditions have been met, or any enabled plus limit is reached, or the
overload input from the SPM becomes active, or the TRS input and one of
the START SWITCH inputs are lost.
S12
Hold Time deactivates ultrasonics. Remains active for the required amount
of time, or until TRS input is lost.
S13
AB Delay deactivates the SV drive circuits and waits for the AB Time to
expire (0 ms if disabled).
S14
AB Time activates ultrasonics for the specified amount of AB time (0 ms if
disabled). The AB duration time (length of time ultrasonics is ON) defaults
to 0 ms if the AB Delay parameter is disabled.
S7
Wait for TRS Inactive activates a 4 sec. end-of-sequence timer and waits
for the TRS input to become inactive. If the TRS input does not become
inactive within the 4 seconds, an error is generated and the display error
state is initiated.
S8 or S9
Wait for ULS Active if the ULS input does not become active during the 4
sec. end-of-sequence state, an alarm is generated and the display error
state is initiated.
S10
Wait for START SWITCHES Inactive During the 4 sec. end-of-sequence
timer, the START SWITCH inputs must be released or an alarm is generated
and the display error state is initiated.
S11
Display Errors/Return to Ready the final state of a weld cycle. In this
state all alarms that occurred during the cycle will be displayed in turn on
the NUMERIC DISPLAY.
Table 6.10 222IW+ State
State Description
100-214-251 IWoper.book Page 102 Friday, June 16, 2017 4:12 PM