C
ONFIRMATION
OF
C
ONNECTION
C
ONNECTION
C
HAPTER
4
44
4.4 Confirmation of Connection
This section explains the point of confirmation after completing all of the connections. Check for the following after the
connection is complete.
•
No looseness in the cable connections
If looseness is found, tighten it to secure the connection.
•
No cable of other equipment is connected to the breaker to which input cable of the welding power source is
connected.
Connect only the cable of the welding power source to the breaker.
•
Capacity of the disconnect switch and the rating of fuse and circuit breaker are appropriate. (
3.1.1
-
Welding power
source equipment)
•
Perform grounding for the case of the welding power source.
Ground terminal is properly grounded when grounding cable of the welding power source is connected to the
breaker's ground terminal.
•
No tools or equipments are left placed on the surface of the welding power source.
Do not place any material on the surface of the welding power source.
4.5 Connection of External Equipment
This section explains the method for connecting the welding power source with automatic machines.
4.5.1
Connection of robot
This section explains the configuration example of connecting the welding power source with robots made by other
manufacturer. When connecting with robots made by OTC, refer to the instruction manual of the robot controller.
4.5.1.1
Configuration example for connection
Internal
printed circuit board
Signal line
Manipulator
Pack wire
Gas cylinder
Control cable
(17 core)
Gas shortage/wire shortage
detection circuit
2
1
3
4
9
6
5
8
7
10
Output terminal
(Torch side)
Socket for
the wire feeder
Case
ground
Output terminal
(Base metal side)
Base metal
11
Robot controller
