6. Function blocks
6.1 Manufacturer function blocks
The function block and its parameters
Function block inputs
 Description Note
(bit) 
EN
1: Activates the function block.
The checkbox for the
Function block release by EN is neces-
sary
parameter must first be enabled
(DWord) 
O1
Offset for calculating the sunrise time, in
minutes
Integer value range:
-720…+720
Value range when using a timer constant:
-12h 00m…+12h 00m
O2
Offset for calculating the sunset time, in
minutes
Assigning operands
You can assign the following operands to the function block inputs that are numeric
inputs.
Operands Value inputs
Constant, timer constant
1)
x
MD, MW, MB - Markers
x
NB, NW, ND - NET markers
2)
x
nNB, nND, nND- NET markers
2)
NET station n
x
IA - Analog input
x
QA - Analog output
x
QV - QV - Numeric output of a FB
x
1)
Only on function blocks T, AC
2)
Only on projects with ≥ 2 base devices on NET
You can assign the following operands to the function block inputs that are bit inputs:
Operands Bit inputs
Constant 0, constant 1
x
M - Markers
x
RN - Input bit via NET
2)
x
SN - Output bit via NET (send)
2)
x
N - Net marker bit
2)
x
nN - NET marker bit
2)
NET station n
x
ID: Diagnostic alarm
x
LE - Output backlight
x
P device buttons
x
I - Bit input
x
Q - Bit output
x
Q - Bit output of a FB
x
2)
Only on projects with ≥ 2 base devices on NET
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