Miller Travel Master SB-10D Руководство пользователя - Страница 10

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3-8.

ELECTRICAL CONNECTIONS

WARNING: ELECTRIC SHOCK can kill.

Do not touch live electrical parts.

Shut down Carriage Control and welding

power source, and disconnect input power

employing lockout/tagging procedures be-

fore inspecting, installing, or adjusting.

Lockout/tagging procedures consist of remov-

ing plug from receptacle, padlocking line discon-

nect switch in open position, removing fuses

from fuse box, or shutting off and red-tagging

circuit breaker or other disconnecting device.

A. Connection To Carriage Control Motor (Figures

3-1 And 3-2)

Locate supplied 5 ft. (1.5 m) Motor Interconnecting

Cord, and connect 14-pin plug on one end of cord to

14-socket plug on cord from Carriage Control motor

(see Figure 3-1).

Connect remaining end of Motor Interconnecting Cord

to Carriage Control as follows: align keyways, insert

14-pin plug from cord into 14-socket Motor Control re-

ceptacle on rear of Carriage Control (see Figure 3-2),

and rotate threaded collar fully clockwise.

SECTION 4 – AUTOMATIC WELD CONTROL CONNECTIONS (Optional)

IMPORTANT: This unit is supplied with interconnecting

cords required for connections to the following MILLER

weld control models:

Automatic 1 or 1A

Automatic 1D-DW or 1DA

Automatic 1D-PS or 1DA-PS

Automatic 2 or 2A

System 9 or 9A

To simplify installation, the weld control model will be

identified by its latest model designator; therefore, the

Automatic 1 or 1A is identified as the 1A model, the Sys-

tem 9 or 9A as the 9A model, etc.

IMPORTANT: The supplied cords may also be used

with non-MILLER weld controls; however, it may be nec-

essary to wire a different plug or cord to interface with a

non-MILLER control. See Section 4-4 for Non-MILLER

Automatic Weld Control connection instructions.

4-1.

INTERCONNECTING CORD SELECTION

A. Remote Start/Stop Cord

Function

The Remote Start/Stop cord connects the Carriage

Control to the Automatic Weld Control. When properly

connected, the Remote Start/Stop cord enables the

normally-open and normally-closed relay contact in the

Carriage Control to remotely start and stop an Automat-

OM-889 Page 6

Strain Relief

Clamps

115 VAC Power

Cord And Plug

Figure 3-2. Electrical Connections To Carriage

Control (Rear View Of Control)

B. Connection Of Power Cord (Figure 3-2)

This unit is supplied with a 25 ft. (7.6 m) long, three-con-

ductor power cord with attached three-prong polarized

plug. Connect the plug to a properly grounded and pro-

tected (fuses or circuit breakers) 115 VAC receptacle

capable of handling at least 2 amperes.

C. Connection

Automatic

(Optional)

See following Section 4 - AUTOMATIC WELD

CONTROL CONNECTIONS (Optional).

ic Weld Control. The normally-open relay contact is be-

tween terminals A and B on terminal strip 2T, and the

normally-closed relay contact is between terminals B

and C on 2T.

Both contacts are energized whenever the Carriage

Control START button is activated or the carriage con-

trol is remotely activated. Both relays deenergize when

the Carriage Control STOP button, optional Remote

Pendant Stop push button, or optional Limit Switch are

activated.

Selection

Select Remote Start/Stop cord as follows:

a. Locate supplied bag with four interconnecting

cords enclosed.

b. For 2A models only, locate the 5 ft. (1.5 m) long

cord with 10-pin plug. This cord is the 2A's

Remote Start/Stop cord. Disregard Step C and

proceed to IMPORTANT block.

c. For all models except the 2A, locate 6 ft. (1.8 m)

long cord with spade terminals on each end,

this cord is the Remote Start/Stop cord.

IMPORTANT: To simplify installation, label the Remote

Start/Stop cord with an "R" to represent Remote. The

Remote Start/Stop cord will be referred to as cord R

throughout the installation instructions.

B. Carriage Movement Control Cord

Function

Motor Control

Receptacle

SA-122 297-A

Weld

Control