Stud welding unit N1500i
Version 1.31 7.June.2013
Manual part number: 729-110-027
22
Nelson Stud Welding, Inc.
• 7900 West Ridge Road • Elyria, Ohio 44035 • USA
F code
Description
Possible Values
Default
Unit
Notes
F28
Pilot Arc Extension
0 to 10
0
ms
This is the time the control will wait to start the main
arc after establishing a stable pilot arc.
F29
Chuck Change Counter
OFF to 1000000
OFF
Welds
Increments by 1000; Press down key until value
equals OFF to disable. This function counts down
and turns the chuck change indicator ON when it
reaches zero.
F30
Short Cycle Mode
OFF ON
OFF
X
Turn this on to limit weld time to 100ms. This is
automatically turned on when ‘stud feed’ is enabled,
but not automatically turned off. Changing this
mode affects other F codes. See section on ‘which F
codes change automatically’.
F31
Drop Time
0 to 100
35
ms
This is a drop time measurement function THAT
DOES AN ACTUAL WELD. If F48 (Drop Time
Configuration) is in either Manual or Auto mode, the
measurement taken during the weld (while viewing
this function) will be stored in this function and used
in weld timing. The measured value may be
overridden by using the arrow keys. This value
changes automatically depending on F30 (short cycle
mode) and the gun interface installed in the unit.
F32
Weld Results
I= Current (Amps)
V= Voltage (Volts)
tM=Main current time (ms)
E= Energy (Joules)
tD=Drop Time (ms)
tP=Pilot Time (ms)
Pass\Fail indicator
Cable Resistance (milliohms)
NA
x
This F code gives information about the last weld.
To save these weld results as the target (for weld
comparison), press and hold the ‘Lock’ key. To clear
targets, exit to time\current mode and click the
'Lock' key + the desired preset key at the same time.
For the main preset (no preset), use the 'Lock' key +
the time-down arrow key.
