Arcmaster, 300 s – Tweco 300 S Arcmaster User Manual
Page 25
ARCMASTER
®
300 S
March 31, 2006
4-1
SECTION 4:
OPERATOR CONTROLS
4.01 ARCMASTER 300 S Controls
5
7
6
2
4
3
1
Figure 4 – ARCMASTER 300 S Power Source
1. Control Knob
This control sets the selected weld parameter, rotating it
clockwise increases the parameter that is indicated on
the digital meter. Pushing the knob inward displays the
actual welding voltage.
2. Remote Control Socket
The 14 pin Remote Control Socket is used to connect
remote current control devices to the welding Power
Source. To make connections, align keyway, insert plug,
and rotate threaded collar fully clockwise.
A
J
B
K
I
C
L
N
H
D
M
G
F
E
Ａ Ｂ Ｃ Ｄ Ｅ Ｆ Ｇ Ｈ Ｉ Ｊ Ｋ Ｌ Ｍ Ｎ
E
Front view of 14
Socket Receptacle
5k ohms
n
o
i
t
c
n
u
F
n
i
P
t
e
k
c
o
S
Torch Switch Input (24V) to energize weld current.
(connect pins A & B to turn on welding current)
Torch Switch Input (0V) to energize weld current
(connect pins A & B to turn on welding current)
C
5k ohm (maximum) connection to 5k ohm remote control potentiometer
D
Zero ohm (minimum) connection to 5k ohm remote control potentiometer
E
Wiper arm connection to 5k ohm remote control potentiometer
G
Mains Earth
F,H,I,J,K,L
Not Used
M
OK to move current detect signal for robotics applications
N
OK to move current detect signal for robotics applications
A
B