Input Pin Description

Input Pin Description

This table describes the input pins of the Bistable_Valve function block:

Input

Data Type

Description

Remarks

i_xAut

BOOL

TRUE: Automatic mode enabled

FALSE: Disabled

 

i_xMan

BOOL

TRUE: Manual mode enabled

FALSE: Disabled

 

i_xLoc

BOOL

TRUE: Local mode enabled

FALSE: Disabled

 

i_xLocOpen

BOOL

Rising edge from 0 to 1 manually opens the valve in local mode

Manual and local mode to be set to 1 simultaneously.

i_xLocCls

BOOL

Rising edge from 0 to 1 manually closes the valve in local mode.

Manual and local mode to be set to 1 simultaneously.

i_xAutOpen

BOOL

Rising edge from 0 to 1 opens the valve in automatic mode.

 

i_xAutCls

BOOL

Rising edge from 0 to 1 closes the valve in automatic mode.

 

i_xFbckOpen

BOOL

TRUE: Open feedback signal is active.

FALSE: No open feedback

 

i_xFbckCls

BOOL

TRUE: Close feedback signal is active.

FALSE: No close feedback

 

i_xLock

BOOL

TRUE: Interlock is active

FALSE: No interlock

(Optional)

 

i_xErr

BOOL

TRUE: External detected error is active.

FALSE: No external detected error

 

i_xAckn

BOOL

Acknowledgement is done with a rising edge.

Input to acknowledge internal and external detected errors indicated at the output q_xErr.

i_strPara

STRUCT Par_Val_Bi

Structure with parameters for this block.

Refer to the used structures description.

i_dwCtrl

DWORD

Command bits to interact from the HMI

Range: 0...4294967295

Refer to the control word description