Lenze MCH Series Drives Modbus Communications Bedienungsanleitung PDF herunterladen (Seite 10)

RG-MHMOD 6

Drive Setup & Operation

4 MCH Drive Setup & Operation

4.1 Serial Address

All AC Tech drives have a Serial Address Parameter that must be programmed prior to attempting to

operate the serial interface (Programming Parameter #58 / AC Tech Register #109).

4.2 Serial Communications Parameter

All AC Tech drives have a Serial Communications Parameter that governs the operation of the Serial Link.

On MCH drives this is #57 SERIAL LINK (register #108). Table 4 lists the selections for MCH Parameter 57,

SERIAL LINK.

Table 4: MCH Parameter 57 Selections

Setting Description Watchdog Timeout Period

00 DISABLE

01 WITH TIMER 10 sec

02 WITHOUT TIMER

Explanation of Terms:

• DISABLED serial link not operational (this is the drive's default setting)

• WITH TIMER serial link allows reading & writing of both control & programming parameters.

Watchdog timer is enabled (refer to section 4.6,

Watchdog Timer

• WITHOUT TIMER serial link allows reading & writing of both control & programming parameters.

Watchdog timer is disabled (refer to section 4.6,

Watchdog Timer

Prior to attempting to communicate with the drive, Serial Communications Parameter must be appropriately

programmed.

4.3 Control Parameter

The Control Parameter on MCH drives (Programming Parameter #30 / AC Tech Register #81) determines

how much control a user has over a drive via the serial link. The Control Parameter must be appropriately

programmed for a particular application. Refer to the MCH Series Installation and Operation Manual (MH01)

for a detailed explanation on programming the drive parameters.

Table 5: Control (Parameter 30)

Setting Description

00 NORMAL (default)

01 NORM NO HAND

02 SERIAL SPEED

03 S SPD / NO HAND

04 SERIAL AUTO

05 S AUTO / NO HAND

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 32 33

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Lenze MCH Series Drives Modbus Communications Bedienungsanleitung Seite 10