5.3 Description of Function Codes 5.3.5 H codes (High performance functions)
Hexadecimal expression
A 4-bit binary number can be expressed in hexadecimal format (hexadecimal digit). The table below shows the
correspondence between the two notations. If displayed at the keypad, h. appears in the left digit.
Table 5.3-19 Binary and hexadecimal conversion
If H26 (thermistor (operation selection)) data is set to “1” (PTC: OH4 trips, inverter stops), the inverter is
stopped without a warning occurring, regardless of the H82 (warning selection 2) bit 11 (PTC thermistor
operation) setting.
Warning “L-ALM” assignment (Function code E20 to E24, E27, data = 98)
This output signal “L-ALM” comes ON when a warning occurs.