VERDER CARBOLITE GERO CFM 14/1 Installation, Operation And Maintenance Instructions page 12

3.0 2416 Controller
Fig 1 -Simple Control
Key
T1 Temperature
T2 Time
SP Setpoint
AT Actual Temperature
WSP Working Setpoint
R Ramp
D Dwell
S Step
E End
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Fig 2 - Control with Ramp-to-
Setpoint
Seg 1 = Ramp
Sep 2 = End (Dwell)
Fig 3 - A Program