Miller Electric D-74DX Welder User Manual


 
OM-1500-7 Page 18
5-8. Setting Internal DIP Switches
1 DIP Switch S1
2 DIP Switch S4 (Not For Customer Use)
DIP switch S1 allows the user to make a num-
ber of choices affecting unit operation.
w Defining Motor Speed (S1-7 & 8)
Switches 7 and 8 allow the user to define
whether the motor in use is standard speed
(50-780 inches per minute), or high speed
(92-1435 inches per minute), or low speed
(19-300 inches per minute).
802 808
1
2
12345678
O
N
78
7878
Position Settings And Results For DIP Switch S1
7 Off, 8 Off = Standard
speed motor (50-780 inch-
es per minute, or 1.2-19.8
meters per minute)
7 On, 8 On = Low Speed
Motor (19-300 inches per
minute, or 0.4-7.6 meters per
minute).
7 Off, 8 On = High speed
motor (92-1435 inches per
minute, or 2.3-36.4 meters
per minute)
. In the DIP switch S1 illustrations,
the elevated slider on each switch
is shown in white. For example,
the switches above are all in the
Off position.
. When DIP switch positions are changed, the
unit must be turned Off and then On again in
order for the new settings to be active. DIP
switches are only read on power up.