Lenze MCH Series Manual do Utilizador descarregar pdf (Página 41)

13435744_EDBMH01_v13 37

15.2 KEYPAD H/O/A

When the drive is in Keypad H/O/A mode, the AUTO (START) key on the keypad is used

to put the drive into AUTO mode. The drive will then respond to start/stop commands

from the terminal strip. The start/stop circuit is wired as shown below. Also shown is the

wiring for a 4-20 mA or 0-10 VDC speed reference signal.

RUN / STOP

CIRCUIT COMMON

0-10 VDC INPUT

4-20 mA INPUT

1 2 5A 5B 6

10A 12A RXA TXB10B 2 13A 13B

13C

13D 14

15 2

16 17 18

FORM C

RELAY

CIRCUIT COMMON

MAINTAINED

RUN/STOP

CONTACT

The TB-2 terminals are internally tied together

NOTES:

1. Close TB-1 to TB-2 to RUN, and open to STOP.

2. When the drive is put into AUTO mode, the speed reference will be determined

by AUTO SOURCE (Parameter 24). In the example above, the AUTO speed

reference is either a 4-20 mA or 0-10 VDC signal.

3. When HAND mode is selected, the drive starts immediately. TB-1 has no eect.

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Lenze MCH Series Manual do Utilizador Página 41