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Trip-set, Trip-reset, Trip status (dctrl_bexternalfault_b) – Lenze Global Drive PLC Developer Studio User Manual

Page 49: Trip−set, Trip−reset, Drive plc

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Drive PLC

System blocks

2.12

DCTRL_DriveControl (node number 121)

2−35

L

DrivePLC DE 6.0

2.12.3

TRIP−SET

This function sets the control system to the Error status and indicates "External error" ("EEr")

·

Control word C0135 / FCODE_wC135 / FCODE_b135Bit10_b

·

Variable DCTRL_bTripSet_b

The response to a TRIP can be set under C0581:

Codes

Code

LCD

Possible settings

Info

Lenze

Selection

C0581 MONIT EEr

0 or
3 as
of
V8.0

Monitoring configuration:
"ExternalFault"(FWM EEr)

0

TRIP

1

Message

2

Warning

3

Off

Tip!

The inputs for external error activation are polled in a system task every 2 ms.

The "External error" ("EEr") function is available as of operating system version V8.0. When the
function is activated (C0581 < 3), please note that the "EEr" error is active when writing bit 10 = TRUE
of code C0135 or of FCODE_wC135.

2.12.4

TRIP−RESET

This function resets a current TRIP when the cause of the error has been removed.

·

Variable DCTRL_bTripReset_b

·

Control word C0135 / FCODE_wC135 / FCODE_b135Bit11_b

·

Code C0043

Tip!

The function is only executed through a FALSE−TRUE transition of the indicated signals. The
transition is polled in a system task every 2 ms.

2.12.5

TRIP status (DCTRL_bExternalFault_b)

If a TRIP is activated via the variable DCTRL_bTripSet_b or C0135/bit10, the variable
DCTRL_bExternalFault_b is set to TRUE. DCTRL_bExternalFault_b is reset to FALSE as soon as the
error source is reset.