Eaton easyE4 Manual page 445

The function block and its parameters
Function block inputs
Description
(Bit)
EN 1: Activates the function block.
T_ A rising edge will start the com-
munication job.
Assigning operands
You can assign the following operands to the function block inputs that are numeric
inputs.
Operators
1)
Constant, timer constant
MD, MW, MB - Markers
NB, NW, ND - NET markers
nNB, nND, nND- NET markers
NET station n
IA - Analog input
QA - Analog output
QV - QV - Numeric output of a FB
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:
Operators
Constant 0, constant 1
M – Markers
2)
RN - Input bit via NET
SN - Output bit via NET (send)
2)
N - Net marker bit
2)
nN - NET marker bit NET station n
ID: Diagnostic alarm
LE - Output backlight
P device buttons
I - Bit input
Q - Bit output
Q - Bit output of a FB
2) Only on projects with ≥ 2 base devices on NET
easyE4 10/19 MN050009 EN www.eaton.com
Note
The checkbox for the
Function block release by EN
is necessary
parameter must first be enabled
Value inputs
x
x
2)
x
2)
x
x
x
x
Bit inputs
x
x
x
2)
x
x
x
x
x
x
x
x
x
6. Function blocks
6.1 Manufacturer function blocks
441