Delta Electronics Network Device VFD-S Spezifikationen PDF herunterladen (Seite 42)

VFD-S Series

5-25

d4, d5 External Faults:

Parameter values d4, d5 programs Multi-Function Input Terminals: M1 (Pr. 4-04), M2 (Pr.

4-05), M3 (Pr. 4-06), M4 (Pr. 4-07) or M5 (Pr. 4-08) to be External Fault (E.F.) inputs.

GND

E.F.(N.O.)

setting by d4

E.F(N.C.)

setting by d5

Mx "Close": Operation available.

Mx "Open":Operation available.

When an External Fault input signal is received, the AC drive will stop all output and display

“ E.F.” on Digital Keypad, the motor will free run. Normal operation can resume after the

External Fault is cleared and the AC drive is reset.

d6 External Reset:

Parameter value d6 programs a Multi-Function Input Terminal: M1 (Pr.4-04), M2 (Pr.4-05),

M3 (Pr.4-06), M4 (Pr.4-07) or M5 (Pr.4-08) to be an External Reset.

GND

RESET

setting by d6

Mx "Close": Operation available

Note: the External Reset has the same function as the Reset key on the Digital keypad.

After external fault such as O.H., O.C. and O.V. are clear, this input can be used to reset

the drive.

d7, d8, d9 Multi-Step Speed Command:

Parameter values d7, d8, d9 programs any three of the following Multi-Function Input

Terminals: M1 (Pr.4-04), M2 (Pr.4-05), M3 (Pr.4-06), M4 (Pr.4-07) or M5 (Pr.4-08) for

multi-step speed command function.

GND

D7 Multi-step 1

D8 Multi-step 2

D9 Multi-step 3

Mx "Close": Operation available

These three inputs select the multi-step speeds defined by Pr.5-00 to Pr.5-06 as shown in

the following diagram. Pr.5-07 to Pr.5-16 can also control output speed by programming

the AC drive’s internal PLC function.

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Delta Electronics Network Device VFD-S Spezifikationen Seite 42