Miller Electric OM-842 manual Setting DIP Switch SW1, Rocker Switch Settings = On = Off

2-4. Setting DIP Switch SW1

4

2

1

3

Actual numbers 1 thru 8 below rocker switches are upside down. Positions 5 and 6 are not used.

Set DIP switch SW1 rocker switch positions as follows:

1Control Box Front Panel

2Retaining Screw Location

Loosen retaining screw, and open hinged front panel.

3Microprocessor Board PC5

4DIP Switch SW1

5Positions 7 And 8

Set 7 and 8 according to table to se- lect Semi-Automatic Modes 1 thru 5.

6 Position 4

Set Off to run diagnostics program.

Set On to stop diagnostics pro- gram, and for all other operations.

7 Position 3

Use position 3 to select whether pulses are defined as frequency or time values.

Set Off to define as frequency.

Set On to define as time.

8 Positions 1 And 2

In Automatic and Semi-Automatic 1 modes, weld amperage can be ad- justed up or down during weld using

4

5 6 7 8

8 7 6 5 4 3 2 1

Rocker Switch Settings:

= On

= Off

remote pendant. Define amperage adjustment range limits by setting positions 1 and 2 according to table.

Close front panel and tighten retain- ing screw after setting SW1.

Position	Position	Defined
		Semi-Automatic
7	8	Mode
On	On	*1
On	Off	2
Off	On	3
Off	Off	4
On	On	*5

		Defined
		Amperage
Position	Position	Adjustment
1	2	Limit
On	On	± 5 Amperes
On	Off	± 10 Amperes
Off	On	± 20 Amperes
Off	Off	± 40 Amperes

*Semi-Automatic 1 mode is defined when remote Stop switch is connected. Semi-Automatic 5 mode is defined when remote Stop switch is not connected.

Tools Needed:

Ref. ST-800 194 / Ref. ST-162 477-A

OM-842 Page 11