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LOGO! functions
4.4 Special functions list - SF
Visible parameters or process variables
The following parameters or process variables can be displayed in a message text, as either
numerical values or bar-graph representations of values:
Special function
Timers
On-delay
Off-delay
On-/Off-delay
Retentive on-delay
Wiping relay
(pulse output)
Edge triggered
wiping relay
Asynchronous pulse generator
Random generator
Stairway lighting switch
Multiple function switch
Weekly timer
Yearly timer
Counter
Up/down counter
Hours counter
Threshold trigger
Analog
Analog threshold trigger
Analog differential trigger
Analog comparator
Analog value monitoring
Analog amplifier
Analog multiplexer
Analog ramp
PI controller
Analog math
PWM (Pulse Width Modulator)
Miscellaneous
Latching relay
Pulse relay
Message texts
Softkey
Shift register
For timers, a message text can also display the remaining time. "Remaining time" refers to
how much time of the parameter setting remains.
186
Parameter or process variable visible in a mes-
sage text
T, T
a
T, T
a
T
, TH, TL
a
T, T
a
T, T
a
T
, TH, TL
a
T
, TH, TL
a
T
, TL
H
T
, T, T!, T!L
a
T
, T, TL, T!, T!L
a
3*on/off/day
On, Off
Cnt, On, Off
MI, Q, OT
f
, On, Off, G_T
a
On, Off, A, B, Ax
On, n, A, B, Ax, Off
On, Off, A, B, Ax, Ay, nA
n, A, B, Ax, Aen
A, B, Ax
V1, V2, V3, V4, AQ
L1, L2, MaxL, StSp, Rate, A, B, AQ
SP, Mq, KC, TI, Min, Max, A, B, PV, AQ
V1, V2, V3, V4, AQ
A, B, T, Ax amplified
-
-
-
On/Off
-
Manual, 10/2017, A5E01248535-AA
LOGO!

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