5 Functions
22
5.5
Ramp function
Symbol
Note
C115
Ramp function (on/off, time unit)
C117
Ramp stop via logic input (floating contact)
rAsd
Ramp slope in °C/h or °C/min
t1
SP1
J
SP2
t2 t3
t4
t5
t6
t
t1
power ON (
SP 1
active)
t2— t3 power failure or overrange/underrange
t4—t5
ramp stop
t6
setpoint switching to
SP 2
ramp setpoint
SPr
process value
b70.2040en.bk Seite 22 Mittwoch, 19. November 2008 10:15 10