Kemppi MASTERTIG AC/DC 2500W, Service Manual

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TECHNICAL SERVICE MANUAL FOR MASTERTIG ACDC
TABLE 2. CONNECTOR XW101 IN MASTERTIG ACDC
PIN NUMBER SIGNAL VALUE DESCRIPTION
A 3.5 VAC start not active
0 V start is active Torch start switch
B 3.5 VAC start not active
0 V start is active Torch start switch
C
- -
D - -
TABLE 3. CONNECTOR XW102 IN MASTERTIG ACDC
PIN NUMBER SIGNAL VALUE DESCRIPTION
A - -
B
30 VAC Operating voltage for external
equipment, fuse 0.8 A
C
30 VAC Operating voltage for external
equipment, fuse 0.8 A
D - -
E +5 VDC Voltage reference of remote control
(upper end of the potentiometers)
F
0 V GND (lower end of potentiometers)
G - -
H 0 - +5 VDC Set value for power source
I +2 VDC=
TIG
+5 VDC=
MMA
Selection of characteristic
TIG
/
MMA
curve
J
- -
TABLE 4. OVER AND UNDER VOLTAGE LIMITS, (
WHEN
OCV)
SUPPLY VOLTAGE LOWER LIMIT UPPER LIMIT
MASTERTIG ACDC 1600
230 VAC
165 VAC 270 VAC
MASTERTIG ACDC 2500
230 VAC 175 VAC 270 VAC
400 VAC
300 VAC 460 VAC
460 VAC 340 VAC 530 VAC
MASTERTIG ACDC 3500
400 VAC 365 VAC 460 VAC