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Unitek HF2/230 User Manual
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Contents
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CHAPTER 2: GENERAL SETUPMODEL HF2 2 kHz HIGH FREQUENCY RESISTANCE WELDING POWER SUPPLY990-057 2-5HF2 Weld Transformer to Weld Head Connections (Figure 2-6)1 Connect the Upper Weld Cable to thePositive Terminal on the HF2 WeldTransformer.2 Connect the Lower Weld Cable to theNegative Terminal on the HF2 WeldTransformer.3 Attach the Voltage Sensing Cableconnector to the HF2 Weld TransformerINPUT connector.4 Attach each lead at the opposite end ofthe Voltage Sensing Cable to eachElectrode Holder. Note: Polarity is notimportant. Figure 2-6. HF2 Weld Transformer toWeld Head Connections5 Strain relief each Voltage Sensing lead to its corresponding Electrode Holder so that the leadwill not break or move under heavy production operating conditions.6 Do not attach the Firing Switch Cable at this time. This procedure is covered in Chapter 3.Weld Sentry OptionA small tag displaying the message WELD SENTRY INSTALLED will be attached to the front panel ofthe HF2 Weld Control if the optional Weld Sentry Module has been installed. Refer to the separateWeld Sentry User's Manual, 990-291 for Weld Sentry operation.The Built-in Weld Sentry Module can be added to the HF2 Weld Control after purchase by ordering theHF2 Weld Sentry Module, P/N 3-130-01-01.Help Screen LanguagesIntegrated circuit chip U2 on the Main printed circuit board varies in memory capacity according to thehelp screen languages available. Refer to Appendix D for special jumpering instructions relative to theinstallation of IC chip U2. |
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