6. Function blocks
6.3 UF - User function block
Operand
Maximum number
I
12
IA
8
Q
12
QA
8
M
480
MB
64
MW
32
MD
16
These numbers specify the maximum possible number for I, IA, Q, and QA. However,
the following restrictions apply:
l The total number of inputs (bit and analog) must not exceed 12
l The total number of outputs (bit and analog) must not exceed 12
l A maximum of 12 bit inputs and outputs can be used
l A maximum of 8 analog inputs and outputs can be used
Device-specific operands (ID, LE, P) and NET operands (N, NB, NW, ND, RN, SN) are
not supported for user function blocks.
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easyE4 11/18 MN050009 EN www.eaton.com