Schneider Electric ALTIVAR 58 TRX Przewodnik Instalacji Pobierz pdf (Strona 68)

Chapter 2—Menus VVDED397047USR6/03

5—I/O Menu 06/2003

Figures 15 and 16 show a wiring example and a timing diagram for

+Speed using selector switches. This function requires a maximum

speed reference input. For example, if 60 Hz is the desired maximum

speed, a jumper can be installed from +10 Vdc to AI1.

Figure 14: +Speed/-Speed Timing Diagram

aor b

Forward

Reverse

+Speed

-Speed

f(Hz)

NOTE: To reassign

the logic inputs to a

function other than

+Speed/-Speed,

-Speed must be

cleared first.

Figure 15: Wiring Example for +Speed (Selector Switches)

LI1

a c max. speed reference

LIx LIy

ATV58 TRX terminal strip

+ 24 AIX

LI1: Forward

LIx: Reverse

LIy: +Speed

1 2 ... 63 64 65 66 67 68 69 70 71 72 73 ... 125 126

Brak uwag

Schneider Electric ALTIVAR 58 TRX Przewodnik Instalacji Strona 68