W922-XUMN Rev C00April 1996Supersedes:W922-MA50-9246Series 922Microprocessor-BasedRamping ControlWatlow Controls, 1241 Bundy Blvd., P.O. Box 5580, Win
10WATLOW Series 922 User's ManualStarting Out, Chapter 1DIP Function NormalSW# OperatingON OFF Position1 Cold Start Warm Start OFF2 Display the f
Starting Out, Chapter 111WATLOW Series 922 User's ManualSeries 922: Three Mode TypesEnterProgramSteps & ViewProgramSETUPSYSTEMPROGRAMSet UpY
12WATLOW Series 922 User's Manual How to Use Keys and Displays, Chapter 2Keys / DisplaysChapter 2How to Use the Keys and DisplaysThis chapter wil
13How to Use Keys and Displays, Chapter 2 WATLOW Series 922 User's ManualKeys / DisplaysActual and Alphanumeric Display Area°F LEDIndicates the v
14 WATLOW Series 922 User's ManualSample Program, Chapter 3Sample ProgramChapter 3Learning the Series 922 -A Sample Program in Acti
Sample Program, Chapter 3Sample ProgramWATLOW Series 922 User's Manual 15Enter Real TimeFirst, set the Series 922's "real
16 WATLOW Series 922 User's ManualSample Program, Chapter 3Sample ProgramSkip Step 3 if you do not have an external event board con
Sample Program, Chapter 3Sample ProgramWATLOW Series 922 User's Manual 17Running Your Program1. Return to SYSTEM using the ENTER ke
18 WATLOW Series 922 User's ManualSample Program, Chapter 3Sample ProgramAdding AUTOSTART and LINKing FilesThe Series 922 gives you
Sample Program, Chapter 3WATLOW Series 922 User's Manual 19Sample ProgramWHR, WMN, WE and W1 are unprogrammed. To program a WAITFO
2WATLOW Series 922 User's ManualNotes, Cautions, and WarningsWe use note, caution, and warning symbols throughout this book to draw yourattention
20 WATLOW Series 922 User's ManualSample Program, Chapter 3Sample ProgramF ILE ?STARTRESUME?( )( )[ ]SP1EV1EV2[ ][ ]
How to Install and Wire, Chapter 421WATLOW Series 922 User's ManualThis chapter tells you how to install the Series 922. All mounting and wiring
22WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Install/WireContact Gordon at:5710 Kenosha St., Box 500Richmond, IL 60071Phon
How to Install and Wire, Chapter 423WATLOW Series 922 User's ManualWiring GuideDefinitionsGround Loop - A condition created when two or more path
24WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4How To Eliminate Noise• Use "snubbers" ("QUENCHARC™") to
How to Install and Wire, Chapter 425WATLOW Series 922 User's ManualControlShieldC.M. LineFilterD.M. LineFilterLine LoadLine LoadMOVL1L2
26WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Installation InformationThe Series 922 mounts in a panel cutout with two brac
How to Install and Wire, Chapter 427WATLOW Series 922 User's ManualInstall / WireFigure 14 -External Event/Alarm BoardDimensionsFigure 15 -Series
28WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Series 922 Power WiringWire PowerWARNING:To avoid electricshock, connect thec
How to Install and Wire, Chapter 429WATLOW Series 922 User's ManualRetransmit CommonRetransmit OutputChartRecorder(Optional)-+S3S2S1S1132456Wire
3WATLOW Series 922 User's ManualContentsContentsSample ProgramPage Item7 Starting out with the Watlow Series 922 - Chapter 17 "Read Me First
30WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Figure 19 -Input Option"3", "A", or "B"T/C and
How to Install and Wire, Chapter 431WATLOW Series 922 User's ManualWire InputInput Option "4", Terminals 1 - 8Model # 922A - 4 _ _ 0
32WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Wire OutputFigure 22 -Dual S.S. RelayOutput, Option"BB", WiringDiag
How to Install and Wire, Chapter 433WATLOW Series 922 User's ManualEvent BoardFigure 26 -External BoardControl PowerWiring.Figure 25 -External Ev
34WATLOW Series 922 User's Manual How to Install and Wire, Chapter 4Event BoardNOTE: Checkmodel number forappropriatediagram.Figure 28 -Event Op
How to Install and Wire, Chapter 435WATLOW Series 922 User's ManualWARNING: WithWatlow mercuryrelays, load musthave a unity powerfactor. For RE
36WATLOW Series 922 User's ManualProgrammingHow To Tune and Run the Series 922, Chapter 5TuningRecommended Tuning ReferenceThere are a number of
How To Tune and Run the Series 922, Chapter 5 WATLOW Series 922 User's Manual37TuningTuningFor optimum control performance, tune the 922 to the t
38WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6ProgrammingChapter 6How To Program The Series 922This chapter enables yo
How To Program the Series 922, Chapter 639WATLOW Series 922 User's ManualAnother feature of the Series 922 is its capability for up to eight even
4WATLOW Series 922 User's ManualContentsContentsProgrammingTuningAlarmsTerminologyQuick ReferenceAppendixPage Item36 How to Tune the Series 922 -
40WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6JumploopsThe Four JUMPLOOP TypesThe Series 922 gives you the capability
How To Program the Series 922, Chapter 641WATLOW Series 922 User's ManualNested LoopA "Nested" loop is a jump loop within a loop. You
42WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6After selecting a value with the keys, press .Continu
How To Program the Series 922, Chapter 643WATLOW Series 922 User's ManualSYSTEM MenuMake photocopies, keep original clean.Table 8 -SYSTEM Prompts
44WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6SYSTEM MenuThis auxiliary output can be an alarm or event. Events may b
How To Program the Series 922, Chapter 645WATLOW Series 922 User's ManualSETUP MenuSETUP MenuWhile in the HOLD mode, press the MODE key until you
46WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6SETUP MenuTable 9 -SETUP Prompts andDescription.Prompt Description Range
How To Program the Series 922, Chapter 647WATLOW Series 922 User's ManualPrompt Description Range Default Your SettingsACCESS = (1) PID Continu
48WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6Make photocopies, keep original clean.Prompt Description Range Default Y
How To Program the Series 922, Chapter 649WATLOW Series 922 User's ManualSETUPSETUP MenuACCESS(0 )CALIBShaded parameters may not appear on your c
5WATLOW Series 922 User's ManualContentsFiguresPage Item Figures7 Series 922 Input and Output Overview Figure 19 How to Open the Series 922 Figur
50WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6The low process alarm or low deviation alarm for Output 2 of the Series
How To Program the Series 922, Chapter 651WATLOW Series 922 User's ManualSETUP MenuThe area for Channel 1 where no heating or cooling takes place
52WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6SETUP MenuA reset (integral) heating control action for Channel 2 that a
How To Program the Series 922, Chapter 653WATLOW Series 922 User's ManualThe cooling cycle time for Channel 2 expressed in seconds for a controll
54WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6Allows the operator to configure the unit to the type of actual processd
How To Program the Series 922, Chapter 655WATLOW Series 922 User's ManualSETUP MenuThis parameter determines whether Auxiliary Output 1 will be a
56WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6SETUP MenuAllows the operator to select which parameter the analog retra
How To Program the Series 922, Chapter 657WATLOW Series 922 User's Manual Use the to select one of the six step types.
58WATLOW Series 922 User's ManualHow To Program the Series 922, Chapter 6PROGRAMPrompt Description Range Default Your SettingsFILE? Current syste
How To Program the Series 922, Chapter 6 WATLOW Series 922 User's Manual59PROGRAM MenuSEC( )MIN( )HOUR( )One of three main level operati
6WATLOW Series 922 User's ManualContentsTablesPage Item Table10 DIP Switch Selection Table 116 Series 922 Ramp and Soak Program Table 217 Editing
WATLOW Series 922 User's Manual60How To Program the Series 922, Chapter 6ProgrammingPROGRAM MenuPROGRAM MenuSETPOINT step is executed. These eve
How To Program the Series 922, Chapter 6 WATLOW Series 922 User's Manual61One of six step types under the PROGRAM menu of the Series 922that can
WATLOW Series 922 User's Manual62How To Program the Series 922, Chapter 6ProgrammingStep # Step Type Values Time Events ON or OFFEV1 EV2 EV3 EV4
How To Use The Alarms, Chapter 763WATLOW Series 922 User's ManualAlarmsChapter 7How To Use the Series 922 AlarmsOne of the most versatile feature
64WATLOW Series 922 User's ManualAlarmsHow To Use The Alarms , Chapter 7Alarm TypesThere are two Alarm Types for each alarm. ALTYP1 and ALTYP2
How To Use The Alarms, Chapter 765WATLOW Series 922 User's ManualAlarmsTempSP1Actual0°CTimeNew SP1AH 2AH 1AL 1AL 2A1HA1LThe Operating BandNow we
66WATLOW Series 922 User's ManualAlarmsHow To Use The Alarms , Chapter 7Figure 37 -Alarm Limits forAlarms 1 and 2 with"Deviation" TypeA
How To Use The Alarms, Chapter 767WATLOW Series 922 User's ManualAlarmsClearing An Alarm MessageYou can clear a latched alarm when the ACTUAL dis
68WATLOW Series 922 User's ManualAppendixSpecificationsSpecificationsControl Mode• Microprocessor-based, user selectable modes.• Dual inputs, dua
Appendix69WATLOW Series 922 User's ManualSpecificationsOutput - Control Per Channel (Single or Dual)• Solid state relay, 0.5A @ 24VAC min. 264 VA
Starting Out, Chapter 17WATLOW Series 922 User's Manual"Read Me First."Congratulations, you're about to become a fully-qualified u
70WATLOW Series 922 User's ManualAppendixOrderingSeries 922 =Dual channel microprocessor-based, dual input,quad output, ramping controller, 99 s
Appendix71WATLOW Series 922 User's ManualThermocouple Field Calibration ProcedureEquipment Required• Type "J", "K", or "
72WATLOW Series 922 User's ManualAppendixT/C Calibration5. Press the MODE key until DAS6 XXXX appears on the alphanumericdisplay. Use the UP/DO
Appendix73WATLOW Series 922 User's ManualLHGΩGeneral Radio Model #1433-T345876Series 922Terminal StripChannel 2Series 922Terminal StripChannel 1c
74WATLOW Series 922 User's ManualAppendixRTD Calibrationprecision decade box to the correct RTD setting from Table 11 that corre-sponds to the ty
Appendix75WATLOW Series 922 User's ManualProcess+ -687345Series 922Terminal StripChannel 2Series 922Terminal StripChannel 1Voltage/CurrentSource(
76WATLOW Series 922 User's ManualAppendixGlossary, A - BGlossaryThis glossary includes general thermal system control terms.ACCESS( ): In the SE
Appendix 77WATLOW Series 922 User's ManualGlossary, B - DBAUD: Represents the baud rate (1200, 2400, 4800, 9600) that serialcommunications will b
78WATLOW Series 922 User's ManualAppendixGlossary, D - HDefault parameters: The parameters, or programmed instructions, which are perma-nently st
Appendix 79WATLOW Series 922 User's ManualGlossary, H - OHunting: Oscillation or fluctuation of process temperature between setpoint and process
8WATLOW Series 922 User's ManualStarting Out, Chapter 1The Series 922 is a dual channel PID controller. You may input individual sets ofPID para
80WATLOW Series 922 User's ManualAppendixGlossary, O - ROUT: Select an output type. Action in response to the differencebetween set point and pr
Appendix81WATLOW Series 922 User's ManualGlossary, R - SRB1H/RB2H: A thermal control band for heating in Channel 1 or Channel 2that defines where
82WATLOW Series 922 User's ManualAppendixGlossary, S - ZSYSTEM: One of three main level operating parameters. From theSYSTEM menu, you can gener
Appendix83WATLOW Series 922 User's ManualIndexSet DIP Switches, 9Tune, Chapter 5, 36Run, 20Use Alarms, Chapter 7, 63Use the Keys and Displays, Ch
84WATLOW Series 922 User's ManualAppendixIndexRRead Me First, 7Reference Compensator-to-Series 922 ConnectionDiagram, 71, Fig. 40Returns, 85RTD P
Appendix85WATLOW Series 922 User's ManualWarrantyWarranty InformationThe Watlow Series 922 is warranted to be free of defects in material andwork
86WATLOW Series 922 User's ManualAppendixShippingShipping ClaimsWhen you receive your Watlow control, examine the package for any signs ofexterna
WATLOW Series 922 User's Manual 87AppendixER2 Error Codes and Actions1 922 transmit buffer overflow. Clear error,retransmit.2 922 receiver buf
Appendix88 WATLOW Series 922 User's ManualSeries 922 Response to ErrorCodesER1 Codes Shut Down OutputsThe Series 922 will shut down its outputs
WATLOW Series 922 User's Manual 89AppendixMain MenuTo SYSTEM MenuTo PROGRAM MenuTo SETUP MenuSYSTEMPROGRAMSETUPMEMPROGRAM MenuEMSYSTEM MenuSeri
Starting Out, Chapter 19WATLOW Series 922 User's ManualHow to Set the DIP SwitchesThe Watlow Series 922 has a set of Dual In-line Package (DIP) s
Appendix90 WATLOW Series 922 User's ManualNotes
WATLOW Series 922 User's Manual 91AppendixNotes
Appendix92 WATLOW Series 922 User's ManualWatlow Series 922 User's ManualWatlow Controls, 1241 Bundy Blvd., P.O. Box 5580, Winona, MN 5598
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