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Method Name: select_unit

Method ID: 0x4037

Method Label: Process unit

Method Help: Field Device Variable Unit- Engineering unit to be displayed with the Digital Value representation, Minimum Span, Upper Range Value, Lower Range Value, Lower Sensor Limit, and Upper Sensor Limit


  • {
  • int old_unit;
  • int counter;
  • int unit;
  • int mail;
  • float _fvalue;
  • float _upper;
  • float _lower;
  • char status[3];
  • mail = 0;
  • _set_device_status(0xFF,0);
  • _set_all_resp_code(0);
  • _set_xmtr_device_status(0xFF,0);
  • old_unit = _ivar_value(resolve_record_ref(resolve_array_ref(172,1),190));
  • if (_get_dev_var_value(literal_string(388),0,resolve_record_ref(resolve_array_ref(172,1),190)) == 0)
  • {
  • unit = _ivar_value(resolve_record_ref(resolve_array_ref(172,1),190));
  • if (old_unit != unit && (!(old_unit == 32 || old_unit == 33 || old_unit == 34 || old_unit == 35) || !(unit == 32 || unit == 33 || unit == 34 || unit == 35)))
  • {
  • ACKNOWLEDGE(literal_string(368));


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