ManNum

ManNum (FB)

FUNCTION_BLOCK ManNum EXTENDS MANASBase IMPLEMENTS IMan

Short description

Manual override for a numeric signal

Representation

Interfaces

Inputs

Name	Data type	Value range	Initial value	Function
rIn	REAL			Numeric input

Outputs

Name	Data type	Value range	Initial value	Function
rOut	REAL			Numeric output

Setpoints / Parameters

Name	Data type	Value range	Initial value	Function
rManValue	REAL		0.0	Manual value
eManModeN	eManNum	eManNum.Auto, eManNum.Man	eManNum.Auto	Operating mode for the numeric output signal rOut

Function description

General

This function block is used for manual override of a numeric input signal rIn.\

Numeric output rOut

rIn	eManModeN	rOut	Notes
Value	eManNum.Auto	Value	Automatic mode with rIn
X	eManNum.Man	rManValue	Manual mode with manual value

Legend: X = any

Visualization

Matching visualization element from the HVACV Visu Library: ManNum

Representation

Interface Visu element

Name	Data type	Type	Initial value	Function
eManModeN	HVAC.eMANNUM	VAR_IN_OUT		Enter eManModeN from FB ManNum here e.g. PRG.ManNum.eManModeN
rManValue	REAL	VAR_IN_OUT		Enter manual value rManValue from FB ManNum here e.g. PRG.ManNum.rManValue
bDecimals	BYTE	VAR_INPUT	1	Enter the number of decimal places here e.g. 0= XX ; 1 = XX.X ; 2= XX.XX The display is not rounded but truncated.
sUnit	STRING	VAR_INPUT		Enter unit as a string e.g. '°C' or '%'
rMinInputVisu	REAL	VAR_INPUT	0	Min input that appears in the numpad and lights up red if the value is undercut. Input is then not possible.
rMaxInputVisu	REAL	VAR_INPUT	100	Max input that appears in the numpad and lights up red if the value is exceeded. Input is then not possible.
sDialogTitle	STRING	VAR_INPUT		Enter title as a string e.g.: 'Room temperature input' - appears in the numpad during entry.

Note: VAR_IN_OUT interfaces must be assigned, VAR_INPUT are optional.\

CODESYS

InOut:

Scope	Name	Type	Initial
Input	rIn	REAL
Input Const	rManValue	REAL	0
Input Const	eManModeN	eManNum	eManNum.Auto
Output	rOut	REAL