Lincoln Electric IM573 manual Procedure

27 27

CALIBRATION

ROBOTIC PW450 CURRENT CALIBRATION (continued)

Figure 10 – TEST AND CALIBRATION OVERLAY

(32)	(33)	(128)	(129)
(34)	(35)	(130)	(131)

(36) (37)

(96)(98)(100)

(64)(65)

(67) (97) (99) (101) (132) (133)

PROCEDURE

1.Install the Test and Calibration Overlay and apply power to the machine. See Figure 10.

2.Press the Manual Procedure Entry Key (64). The machine should display the following:

PROCESS 1 SETUP

1-0

3.Toggle the Arrow Keys (100 and 101) until the display reads:

PROCESS 1 SETUP

1-6

4.Trigger the PW450 and apply the load. (See EXTERNAL TRIGGERING CIRCUIT) on the next page.

WARNING

The machine’s output terminals will be electri- cally “HOT” when the trigger circuit is activated.

5.Adjust the potentiometer until the reference (external ammeter) reads 304 amps +/- 1.0 amps. The load voltage should be greater than 15 volts but less than 35 volts.

6.Remove power to the machine.

7.If necessary re-install the control board.

8.Replace the machine case parts.

POWER