ESAB PEH 4.3, Руководство по обслуживанию, Страница: 13 / 74

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3 COMPONENT DESCRIPTION
The component description refers to the component names in the connection
diagram.
AP1 DC DUO circuit board: see the function description on page 19.
AP2 NME circuit board: see the function description on page 18.
DY1 Display
HL1 Pilot lamp (accessory)
KB1 Control panel (see page 27)
K1 Connector for the graphic display.
K2 Keyboard connector
K3 Connector between the DC DUO circuit board and the NME board.
K5 Circuit board contact
K5:1 is normally closed
K5:2 is connected to the display control voltage supply
K5:3 is connected to + 5 V
K5:4 is connected to + 5 V
K5:5 is connected to 0 V
K5:6 is connected to 0 V
K7 Bus termination (on NME circuit board)
K9 Connection of the serial bus connection
K10 Connector for the wire feed motor (M1)
K11 Connector for the travel motor (M2)
K12 Connector for the gas valve
K13 42 V AC (input from power source)
K14 42 V AC (Pilot lamp)
K17 60 V DC
K22 Connector for the water flow guard, limit switch or external start function.
K23 Connector for the gas flow guard, limit switch or external stop function.
M1 Wire feed motor.
M2 Travel motor
ST1 Emergency stop (see page 27 and 59).
XS1 Connector 12--pin (connector for the control cable from the welding power
source).
X2 Terminal block (emergency stop, arc voltage)
GB