Safety functions, error messages, Behaviour when switching off enable, 8 safety functions, error messages – Festo Контроллер двигателя CMMD-AS User Manual

Page 60: 9 behaviour when switching off enable

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3. Product description

60

Festo P.BE-CMMD-AS-HW-EN 1002NH

3.7.8

Safety functions, error messages

The following statuses are monitored for safe operation of the CMMD-AS:

- Safe halt, EN ISO 13849/Cat 3 and IEC 61508
- Final stage temperature
- Motor temperature
- Intermediate circuit voltage to minimum and maximum value
- Initialization fault
- Check-sum error on parameter transmission
- Communications errors
- Following error
- Homing
- Overload current/short circuit in the power end stage
- Encoder system
- Watchdog (processor monitoring).

3.7.9

Behaviour when switching off enable

Controller

enable

Drive is moving

0

1

0

1

0

1

0

1

0

Holding brake

Current-carrying

1

DOUT0: READY

Output stage

release

1

0

ty

t1

tx

Motor controlled

t1

= 1.6 ms

tx

= x ms (dependent on brake ramps)

ty

= x ms (dependent on set switch-off delay)

Fig. 3.7 Behaviour when switching off controller enable

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