Omega CN1166 manual Loop Control, Alarm Control

Page 73

LOOP CONTROL

Automatic Tuning Types:	Pre-Tune
Proportional Bands:	0 (OFF), 0.5% - 999.9% of input span at
	0.1% increments.
Reset (Integral Time	1s - 99min 59s and OFF
Constant):
Rate (Derivative Time	0 (OFF) - 99 min 59 s.
Constant):
Manual Reset (Bias):	Added each control algorithm execution.
	Adjustable in the range 0 - 100% of output
	power (single output) or –100% to +100%
	of output power (dual output).
Deadband/Overlap:	–20% to +20% of Proportional Band 1 +
	Proportional Band 2.
ON/OFF Differential:	0.1% to 10.0% of input span.
Auto/Manual Control:	User-selectable with “bumpless” transfer
	into and out of Manual Control.
Cycle Times:	Selectable from 1 s to 512 secs in binary
	2
	steps.
Setpoint Range:	Limited by Range Maximum and Range
	Minimum.

ALARM CONTROL

Maximum Number of	Two “soft” alarms.
Alarms:
Max. No. of Outputs	Up to two outputs can be utilised for alarm
Available:	purposes.
Combinatorial Alarms:	Logical OR or AND of alarms to an
	individual hardware output is available.

S077-A

Volume II

A-8

Image 73

Contents Page Page RAMP/SOAK Profile Volume Operating Instructions Volume Installation & Configuration InstructionsContents PANEL-MOUNTING the Controller Unpacking ProcedureConnections and Wiring Rear Terminal Connections 2 24V Nominal AC/DC Supply Mains Line InputThermocouple Input RTD InputsRemote Run/Hold Input Linear InputsRelay Outputs SSR Drive Outputs11 RS485 Serial Communications Link DC OutputsRemoving the Profile Controller from ITS Housing Internal Links and SwitchesRemoving the Output 2/Output 3 Option PCBs REMOVING/REPLACING the Output 2/OUTPUT 3 Option PCBs Replacing the Instrument in ITS HousingInput Type Selection of Input Type and Output 1 TypeCPU PCB Relay/SSR Drive/Solid State Output Primary Output Output 1 TypeOutput 2 TYPE/OUTPUT 3 Type Hardware Definition Code Entry Into Configuration ModeWit h Hardw are Definit ion Code displayed Configurat ion ModeHardware Definition Code Input/Output Type Selection Option SelectionWit h Hardw are Definit ion Code displayed Configuration Mode ParametersParameter AL1 OFF, AL2 OFF Parameter Page Exit from Configuration Mode Base Mode Program Definition Mode CREATING/EDITING a Program Controller SET-UP ModeModbus Communications Alphabetic IndexDisplay Sequence no Program Running Base ModePutting a Program in Hold Starting a ProgramReleasing a Program from Hold Aborting a ProgramRead Only whilst Program is running/held Display Sequence Program RunningPRE-TUNE Feature RaPID Control FeatureIndication of PRE-TUNE and RaPID Status Engaging Both PRE-TUNE and RaPID FeaturesRaPID Status when Hardware Definition Code has the following significance Viewing the Hardware Definition CodePress till front panel shows Press or to change display to Manual ControlController SET-UP Mode Lower display = Parameter Details Parameter Function Adjustment Range Default ValueON/OFF Parameter Function Adjustment Range Default Value Power Alarm Operation Deviation When this display shows Exit from Controller SET-UP ModeEntry Program Definition Mode CREATING/EDITING a ProgramBasic Guidelines Creating a ProgramTo make a Soak segment Defining Segments Rate ModeDefining Segments Time Mode Program Options T p o i n t Guaranteed Soak BandSegment Event Status Press key To display Exit from Program Define Mode Default Values and Adjustment RangesModbus Functions Supported IntroductionMessage Formats CRC16 Read Coil Status Read n Bits 01/02Force Single Coil Write 1 Bit Read Holding Registers Read n Words 03/04Loopback Diagnostic Test Preset Single Register Write 1 Word 06 BPreset Multiple Registers Write n Words 16 B CRC16 Calculation Error and Exception ResponsesReversed BIT Order Used Bit Parameters Controller Status Byte Parameter NumbersController Parameters Word ParametersInstrument ID Parameters Volume O077-4 Profiler Status Byte Profiler CommandsGeneral Universal InputInput Range Remote RUN/HOLD Input Option Relay OutputSSR Drive/TTL Solid StateTypes Available Relay, SSR drive, solid state and DC Solid State SSR Drive/TTL Loop Control Alarm ControlReference Conditions PerformancePerformance Under Reference Conditions S077-A Volume See Performance EnvironmentalPhysical Appendix B Summary of Displays Program Define Mode Parameters Configuration Mode Parameters AppendixC RaPID Control Feature AT OFF Alphabetical Index S077-IDX Volume Making a Soak Segment S077-IDX Volume Unpacking Procedure Word Parameters II/4-8