ATR243 User Manual - Northern Industrial

7.7 Pre-Programmed CycleThe pre-programmed cycle function activates by setting orin parameter 59 .First option : the controller reaches setpoint1 basing on thegradient set in parameter 62 , then it reaches maximum powerup to setpoint2. When the process reaches maximum power, thissetpoint is maintained for the time set in parameter 63 . Onexpiry, the command output is disabled and the controller displays.SetpointMax.powerSetpoint 2HoldNaturalcoolingSetpoint 1GradientTimeThe cycle starts at each activation of the controller, or via digital input ifit is enabled for this type of functioning (see parameter 61 ).Second option : start-up is decided only on activation of thedigital input, according to the setting of parameter 61 . Onstart-up, the controller reaches setpoint 1 basing on the gradient set inparameter 62 . When the process reaches this gradient, it ismaintained for the time set in parameter 63 . On expiry, thecommand output is disabled and the controller displays .SetpointGradientSetpoint 1HoldNaturalcoolingTimeηττπ://νιχοντρολσ.χοm17