Alarm_M

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 Function Block - Alarm with manual reset.

Inputs

Input

Data Type

Range

Unit

Default

Description

IN

BOOL

 

 

 

Process signal.

ACK

BOOL

 

 

 

Acknowledge command.

RST

BOOL

 

 

 

Reset command.

Outputs

Output

Data Type

Range

Unit

Description

Q

BOOL

 

 

TRUE if alarm is active.

QACK

BOOL

 

 

TRUE if alarm is acknowledged.

Remarks

  • Combine this block with the lim_alrm block for managing analog alarms.

Sequence

FBD Language Example

FFLD Language Example

IL Language Example

(*MyALARM is declared as an instance of ALARM_M function block*)
Op1: CAL MyALARM (IN, ACK, RST)
FFLD  MyALARM.Q
ST  Q
FFLD  MyALARM.QACK
ST  QACK

ST Language Example

(* MyALARM is declared as an instance of ALARM_M function block *)
MyALARM (IN, ACK, RST);
Q := MyALARM.Q;
QACK := MyALARM.QACK;

See Also

Alarm_A