User Guide - Eurotherm Ltda

nanodac RECORDER/CONTROLLER: USER GUIDE4.7.6 Advanced Loop Master SP menuAdvanced Loop.Master.SPRange HighRange LowSP SelectSP1SP2SP High LimitSP Low LimitAlt SP EnableAlt SPRateRate DoneSP Rate DisableServo to PVSP TrimSP Trim HighSP Trim LowManual TrackSetpoint TrackTrack PVTrack SPSP Int Balance1372.0 V-200 VSP1-0.9 V0.0 V1372.0 V-200.0 VNo0.0 V123NoNoNo0.0 V0.0 V0.0 VOnOn31.5 V-0.9 VFigure 4.7.6 Advanced Loop Master SP menuRange High/LowSP selectSP1, SP2SP High LimitSP Low LimitAlt SP EnableAlt SPRateRate DoneRange limits. Range limits set absolute maxima and minima for control loop setpoints.If the proportional band is configured as a % span, the span is derived from the rangelimits.Select SP1 or SP2. SP1 is often considered to be the primary setpoint for the controller,and SP2 a secondary setpoint.Allows values for Setpoints 1 and 2 to be entered. Valid entries are any within the range‘SPHigh Limit’ to ‘SPLowLim’.Maximum setpoint limit for SP1 and SP2. Valid entries are in the range ‘Range Hi’ and‘SP Low Limit’Minimum setpoint limit for SP1 and SP2. Valid entries are in the range ‘Range Lo’ and‘SP High Limit’‘Yes’ enables the alternative setpoint; ‘No’ disables it. May be wired to an external orinternal source.When wired this is a read only display of the alternative setpoint value. Otherwise, theuser may insert a value. Valid values are limited by ‘Range Hi’ and ‘Range Lo’.Sets the maximum rate at which the working setpoint may change in Engineering unitsper minute. Often used to protect the load from thermal shock caused by large stepchanges in setpoint. ‘Off’ disables rate limiting.Read only display. ‘Yes’ indicates that the working setpoint has completed its change.‘No’ indicates that the setpoint is still ramping.Page 116HA030554Issue 7 Nov 12