MK Products Cobramatic II - Manual (Page 27)

Cobramatic ® II Owner's Manual - Page 20
M
AIN
B
OARD
S
WITCH
S
ETTINGS AND
R
EMOTE
C
ONNECTIONS
F
IGURE
5
J22 Analog Signal Connector Pin-Outs
S3
POSA
ST
AR
T
VOL
T
SENSE
S2
T
ORCH
SELECTIONS
S1
WIRE SPEED SELECTIONS
INT EXT
J16 Signal Connector Pin-Outs
Weld ground Input J16-1
Closing Contactor Output - trigger J16-2
Closing Contactor Output - trigger J16-3
Closing Contact Output - Arc Est. J16-4
Closing Conatct Output - Arc Est. J16-5
Wire forward Input Contact closure to J22-1 J22-7
Gas purge Input Contact closure to J22-1 J22-6
Torch potentiometer ref. voltage (+) J22-5
1V = 100 ipm 0-10VDC output ref to J22-1 (-)
Arc established output (+) 10VDC with ref. to J22-4
J22-1 during arc. 10K ohm source impedance
Wire speed command input (+)1V = 100 ipm J22-3
0-10VDC @ 50ma to ref to J22-1 (-)
Trigger (cycle start) Contact Closure ref. to J22-1 J22-2
Circuit ground J22-1