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Standard function blocks
216
02/16 MN05013001Z EN
Function block
Figure 83:
Counter relay function block
a
Coil C..C_: Count coil, starts function block counting with every
rising edge.
b
Coil C..RE: Resets the counter relay to zero.
c
Coil C..D_: Sets the count direction:
Closed: Up counting,
Open: Down counting.
d
Coil C..SE: Transfers the start value on a rising edge.
e
Input C..SH: Sets the upper limit setpoint.
f
Input C..SL: Sets the lower limit setpoint.
g
Input C..SV: Sets the start value.
h
Contact C..OF: Closes on reaching or exceeding the upper limit
setpoint.
i
Contact C..FB: Closes on reaching or falling below the lower
limit setpoint.
j
Contact C..ZE: Closes when the actual value equals zero.
C_
RE
D_
ZE
CY
C...
Counter
a
b
c
e
f
g
d
h
i
j
k
l
SE
OF
FB
QV>
>SV
>SL
>SH
DW
DW
DW
DW
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