Schneider Electric Altivar 58 VW3-A58101 Uživatelský manuál stáhnout pdf (Strana 60)

ALTIVAR



58 Keypad Display VVDED397047US R8/01

Chapter 2 — Menus 08/01

Figure 16: +Speed Timing Diagram (Selector Switches)

Preset Speeds

2, 4, or 8 speeds can be preset, requiring 1, 2, or 3 logic inputs,

respectively.

Table 19 shows how the logic inputs are configured for Preset Speeds

and the input states that activate them.

Table 19: Preset Speed Logic

2 Preset Speeds 4 Preset Speeds 8 Preset Speeds

Assign LIx to PS2. Assign LIx to PS2, then LIy to

PS4.

Assign LIx to PS2, then LIy to PS4,

then LIz to PS8.

LIx Speed reference LIy LIx Speed reference LIz LIy LIx Speed reference

0 LSP + AI

reference

0 0 LSP + AI reference 0 0 0 LSP + AI reference

1 HSP 0 1 SP2 0 0 1 SP2

1 0 SP3 0 1 0 SP3

1 1 HSP 0 1 1 SP4

1 0 0 SP5

1 0 1 SP6

1 1 0 SP7

111HSP

Forward

LSP

2nd action

1st action

aaa a a a a

Reverse

2nd action

1st action

Motor

Frequency

NOTE: To reassign

the logic inputs to a

function other than

Preset Speeds,

PS8 (LIz) must be

cleared, then PS4

(LIy), then PS2

(LIx).

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 111 112

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