Miller Electric HF-251D-1 manual Operator Control Receptacle Information And Connections, Socket

3-5. Operator Control Receptacle Information And Connections

1 2

A J

B K I

C L N H

D M G

EF

4

3

OR

1 Operator Control Receptacle

RC1 (See Section 3-6)

2 Keyway

3 Plug

4 Threaded Collar

To connect to receptacle, align keyway, insert plug, and tighten threaded collar.

The 14-socket Operator Control receptacle RC1 on the front of the high- frequency unit is used to connect an optional Amperage Control and/or a remote start switch to the control circuitry of the high-frequency unit. If this unit is used with the High-Frequency Selector switch in the Remote 14 position, an optional remote start switch must be connected to the Opera- tor Control receptacle in order to operate the unit (see Section 4-3).

sb7.1 5/94 − Ref. 098 957-D / Ref. S-0004-A / S-0750 / Ref. 141 127-B

3-6. Operator Control Receptacle Socket Information

Socket*	Socket Information
A, B	Contact closure to A completes control circuit for High Frequency and Remote Start switch.
C	+10 volts dc output to remote control.
D	Remote control circuit common.
E	0 to +10 volts dc input command signal from remote control.
*The remaining sockets are not used.

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