Eaton easyE4

6. Function blocks
6.1 Manufacturer function blocks
Operands Value inputs
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
Operating modes

Description Note
AND
AND operation

OR
OR operation

XOR
Exclusive OR operation (XOR eXclusive OR - exclusive OR, either or)

NOT
Inverts the individual bits of the value at I1. The inverted value is
shown as a signed decimal value.

Function block outputs

Description Note
(bit)
ZE
Zero
1: if the value of the function block output QV (the operation result)
equals zero

(DWord)
QV
Result of the operation

Assigning operands
You can assign the following operands to the function block outputs that are numeric
outputs:
easyE402/24 MN050009ENEaton.com
471