Lincoln Electric PRECISION TIG 275 SVM162-B Service Manual page 15

Lincoln electric welding system user manual
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ARC START
INPUT FROM ROBOT
(18Vac,10ma switch)
REMOTE RECEPTACLE
(Front View)
For 18-12P Plug
(LECO S12020-27)
C
*
B
D
E
A
F
*
Precision TIG Control Common.
PRESET CONTROL
INPUT FROM ROBOT
+
(0 -10Vdc = Rated Output Range)
Note: The Interface connection
+V
= 70Vdc max.
cable may pick up noise
CC
interference. Additional
bypass/filtering circuits may be
R = V
/ 5ma
needed for the external circuits.
CC
ARC ESTABLISHED
5ma
OUTPUT TO ROBOT
(High = Not Welding)
(Low = Welding)
Robotic
Common

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