BONFIGLIOLI act 401 Instruções de Operação descarregar pdf (Página 19)

18 06/05

Initialisation

Pre-Operational

Operational

Stopped

Switch-on

from any

state

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

After Power On and the initialization, the slaves are in the Pre-Operational state.

The transition (2) is automatic. The system bus master (frequency inverter or PLC/PC)

triggers the transition (3) to Operational state.

The transitions are controlled via NMT telegrams.

he identifier used for the NMT tele

rams is "0" and may only be used by the system

bus master for NMT telegrams. The telegram contains two data bytes.

Byte 0 Byte 1

CS (Command Specifier) Node-ID

Identifier = 0

With the statement of the node ID ≠ 0, the NMT command acts on the node selected

via the node ID. If node ID = 0, all the nodes are addressed.

Transition Command Command Specifier

(3) , (6) Start Remote Node 1

(4) , (7) Enter Pre-Operational 128

(5) , (8) Stop Remote Node 2

- Reset Node 129

- Reset Communication 130

Note: A frequency inverter defined as a system bus master only transmits the

command "Start Remote Node” with node ID = 0 (for all nodes). Trans-

mission of the command is done after completion of the initialization

phase and the time delay

Boot-Up Delay 904 following it.

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 72 73

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BONFIGLIOLI act 401 Instruções de Operação Página 19