Watlow CAS200 Manual de usuario

CAS200 User’s Guide WATLOW 1241 Bundy BoulevardWinona, MN 55987Phone: +1 (507) 454-5300. Fax: +1 (507) 452-4507Document No. 0600-3050-2400. Revisio

List of Figures CAS200 User’s Guideviii Watlow Anafaze 7 Specifications 91 Figure 7.1— CAS200 Processor Module Dimensions 92Figure 7.2— CAS200 Cl

Chapter 6: Linear Scaling Examples CAS200 User’s Guide88 Watlow Anafaze Example 1: 4-20mA Sensor SituationA pressure sensor that generates a 4-20 m

CAS200 User’s Guide Chapter 6: Linear Scaling ExamplesWatlow Anafaze 89 Example 2: 0-5Vdc Sensor SituationA flow sensor connected to the scanner me

Chapter 6: Linear Scaling Examples CAS200 User’s Guide90 Watlow Anafaze Example 3: Pulse Encoder SituationA pulse encoder which measures the moveme

Watlow Anafaze 917SpecificationsThis chapter contains specifications for the CAS200 series scanners, TB50 terminal board and the CAS200 power supply.

Chapter 7: Specifications CAS200 User’s Guide92 Watlow Anafaze CAS200 Processor Physical SpecificationsTable 7.2 Environmental SpecificationsTable 7

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 93Table 7.4 Processor with Straight SCSIFigure 7.2 CAS200 Clearances with Straight SCSI

Chapter 7: Specifications CAS200 User’s Guide94 Watlow AnafazeTable 7.6 Processor ConnectionsPower Terminals (TB2) Captive screw cage clampPower Wire

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 95 TB50 Physical SpecificationsTable 7.7 TB50 Physical DimensionsFigure 7.4 TB50 Dimen

Chapter 7: Specifications CAS200 User’s Guide96 Watlow AnafazeTable 7.9 TB50 with Straight SCSIFigure 7.5 TB50 Dimensions with Straight SCSI CableLeng

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 97Table 7.10 TB50 with Right Angle SCSIFigure 7.6 TB50 Dimensions with Right-Angle SCSI

Watlow Anafaze ix List of Tables 2 Installation Table 2.1— Cable Recommendations 16Table 2.2— Power Connections 20Table 2.3— EIA/TIA-232 Connect

Chapter 7: Specifications CAS200 User’s Guide98 Watlow Anafaze Inputs The scanner accepts analog sensor inputs which are measured and may be used as

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 99Table 7.12 Pulse InputsTable 7.13 Thermocouple Range and Resolution* True for 10% to 1

Chapter 7: Specifications CAS200 User’s Guide100 Watlow AnafazeTable 7.14 Input Resistance for Voltage InputsTable 7.15 Digital Inputs Range Input Res

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 101 OutputsThe scanner provides open-collector outputs. These outputs are typically us

Chapter 7: Specifications CAS200 User’s Guide102 Watlow AnafazeTable 7.18 5Vdc Output (Power to Operate Solid State Relays)Table 7.19 Reference Voltag

CAS200 User’s Guide Chapter 7: Specifications Watlow Anafaze 103 CAS200 Power Supply&RPSOHWHVSHFLILFDWLRQVIRUWKH&$6SRZHUVXSSO\DUH

Chapter 7: Specifications CAS200 User’s Guide104 Watlow Anafaze

Watlow Anafaze 105GlossaryAACSee Alternating Current.AC Line FrequencyThe frequency of the AC power line measuredin Hertz (Hz), usually 50 or 60Hz.Acc

Glossary CAS200 User’s Guide106 Watlow AnafazeCCalibrationThe comparison of a measuring device (anunknown) against an equal or better standard.Celsius

CAS200 User’s Guide GlossaryWatlow Anafaze 107Deutsche Industrial Norms (DIN)A set of technical, scientific and dimensionalstandards developed in Germa

List of Tables CAS200 User’s Guidex Watlow Anafaze Table 7.14— Input Resistance for Voltage Inputs 100Table 7.15— Digital Inputs 100Table 7.16— D

Glossary CAS200 User’s Guide108 Watlow AnafazeFrequencyThe number of cycles over a specified period oftime, usually measured in cycles per second.Also

CAS200 User’s Guide GlossaryWatlow Anafaze 109Linear InputA process input that represents a straight linefunction.LinearityThe deviation in response f

Glossary CAS200 User’s Guide110 Watlow AnafazeOutput TypeThe form of PID control output, such as TimeProportioning, Distributed Zero Crossing,SDAC, or

CAS200 User’s Guide GlossaryWatlow Anafaze 111Resistance Temperature Detector (RTD)A sensor that uses the resistance temperaturecharacteristic to meas

Glossary CAS200 User’s Guide112 Watlow AnafazeTI (Timed Integral)The Integral term.TransmitterA device that transmits temperature data fromeither a th

Watlow Anafaze 1 1 System Overview Manual Contents This manual describes how to install, setup, and operate a CAS200. Included are six chapters and

Chapter 1: System Overview CAS200 User’s Guide2 Watlow Anafaze Getting Started The following sections provide information regarding product features

CAS200 User’s Guide Chapter 1: System OverviewWatlow Anafaze 3 Product Features The CAS200 is a modular monitoring system with 16 analog inputs. It

Chapter 1: System Overview CAS200 User’s Guide4 Watlow Anafaze Pulse Counter Input: Use the pulse counter input for precise monitoring of motor or b

CAS200 User’s Guide Chapter 1: System OverviewWatlow Anafaze 5 Mounting Scanner Components Install the scanner in a location free from excessive h

Chapter 1: System Overview CAS200 User’s Guide6 Watlow Anafaze

Watlow Anafaze 7 2 Installation This chapter describes how to install the CAS200 series scanner and its peripherals. Installation of the scanner invo

Copyright © 2001Watlow Anafaze Information in this manual is subject to change without notice. No part of this publi-cation may be reproduced, stor

Chapter 2: Installation CAS200 User’s Guide8 Watlow Anafaze Typical Installation The illustrations below show typical installations of the scanner w

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 9 Safety∫ WARNING! Ensure that power has been shut off to your entire process before you b

Chapter 2: Installation CAS200 User’s Guide10 Watlow Anafaze Mounting We recommend you mount the scanner in a panel not more than 0.2 inches thick.

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 11 Other Tools: You will also need these tools:• Phillips head screwdriver• Flathead screw

Chapter 2: Installation CAS200 User’s Guide12 Watlow Anafaze Steps Using the Collar BracketInstalling and mounting requires access to the back of th

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 13 Mounting the TB50There are two ways you can mount the TB50, by using the pre-installed

Chapter 2: Installation CAS200 User’s Guide14 Watlow AnafazeFigure 2.6 Mounting Dimensions System WiringSuccessful installation and operation of the a

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 15çCAUTION! Do not wire bundles of low-voltage signal and control circuits next to bundles o

Chapter 2: Installation CAS200 User’s Guide16 Watlow AnafazeTable 2.1 Cable Recommendations Noise Suppression The CAS200’s outputs are typically use

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 17 Avoiding RFI/EMITo avoid or eliminate most RFI/EMI noise problems:• Connect the CAS200

Watlow Anafaze i Contents List of Figures ixList of Tables xiiiSystem Overview 1 Manual Contents 1Getting Started 2 Safety symbols 2Contactin

Chapter 2: Installation CAS200 User’s Guide18 Watlow Anafaze Ground LoopsGround loops occur when current passes from the process through the scanner

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 19 Power ConnectionsFigure 2.7 CAS200 Series Scanner Wiring the Power SupplyçCAUTION! Use

Chapter 2: Installation CAS200 User’s Guide20 Watlow AnafazeFigure 2.8 Power Connections with the CAS200 Power SupplyTable 2.2 Power Connections1.

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 215. A third Ground connector on TB2 is available for chas-sis ground. This terminal is conn

Chapter 2: Installation CAS200 User’s Guide22 Watlow Anafaze3. Press "Y" for Yes to reset all the parameters. When all parameters are res

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 23The scanner accepts the following inputs without any special scaling resistors:• J, K, T,

Chapter 2: Installation CAS200 User’s Guide24 Watlow Anafaze∫WARNING! The scanner uses a floating ground system. Therefore, isolate input devices or h

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 25NOTE! When mixing current inputs with low voltage in-puts (thermocouples or voltage inputs

Chapter 2: Installation CAS200 User’s Guide26 Watlow Anafazeto their request to send (RTS) signal, or a data set ready (DSR) in response to their data

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 27Figure 2.14 EIA/TIA-485 Wiring Cable RecommendationsWatlow Anafaze recommends Belden 984

Contents CAS200 User’s Guideii Watlow Anafaze Wiring the Power Supply 19Testing Power to the Scanner 21Connecting the TB50 to the CAS200 22 Input Wir

Chapter 2: Installation CAS200 User’s Guide28 Watlow AnafazeFigure 2.15 Recommended System Connections Signal CommonFor usual installations, do not

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 29 EIA/TIA-485 Converters and Laptop ComputersFor a 232-to-485 converter to optically isol

Chapter 2: Installation CAS200 User’s Guide30 Watlow Anafaze Avoiding Noise ProblemsTo avoid noise problems be sure ground wire terminal (on TB2) is

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 31Figure 2.16 Wiring Digital Outputs Alarm Output ConnectionsTypical alarm outputs use ext

Chapter 2: Installation CAS200 User’s Guide32 Watlow Anafaze CPU WatchdogThe CPU watchdog monitors the microprocessor. Its sink output is located on

CAS200 User’s Guide Chapter 2: InstallationWatlow Anafaze 33Figure 2.19 Wiring Digital InputsTable 2.5 TB50 Connections for CAS200Terminal Function Te

Chapter 2: Installation CAS200 User’s Guide34 Watlow AnafazeTable 2.6 TB18 ConnectionsTerminal Function1 +5 Vdc2 CTRL COM3 Watchdog timer4 Global alar

Watlow Anafaze 353Using the CAS200 Introduction This chapter will show you how to use the CAS200 from the front panel. The next diagram shows how to r

Chapter 3: Using the CAS200 CAS200 User’s Guide36 Watlow Anafaze Front PanelThe front panel provides a convenient interface with the CAS200 system. Yo

CAS200 User’s Guide Chapter 3: Using the CAS200 Watlow Anafaze 37∫WARNING! The NO-key reset clears the system's memoryand reinitializes the CAS2

CAS200 User’s Guide ContentsWatlow Anafaze iii Job Select Input Polarity 46Startup Alarm Delay 46Keyboard Lock Status 47Scanner Address 47Communicati

Chapter 3: Using the CAS200 CAS200 User’s Guide38 Watlow AnafazePress Change SP to change the setpoints.The FUNC key is not used in normal operation.

CAS200 User’s Guide Chapter 3: Using the CAS200 Watlow Anafaze 39When you load a job, Job display shows you this screen:If you remotely loaded the jo

Chapter 3: Using the CAS200 CAS200 User’s Guide40 Watlow Anafaze AlarmsIf an alarm occurs, an eight character alarm code is displayed in the lower-rig

Watlow Anafaze 414Setup CAS200 MenusThe Setup menus let you change detailed configuration information. How to Enter the Setup Menus1. In Single Cha

Chapter 4: Setup CAS200 User’s Guide42 Watlow Anafaze How to Edit a Menu• Press Yes to select the menu or No to advance to the next menu.• Press Yes

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 43CHNGSPPasskey SequenceSingle Channel DisplaySetup GlobalParametersENTERALARMACKCom Protocol(Ana,

Chapter 4: Setup CAS200 User’s Guide44 Watlow Anafaze Setup Global Parameters MenuThe setup global parameters menu looks like this. Load a JobSelec

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 45 Save Setup to JobUse this menu to save job information for every channel, to one of eight jobs

Chapter 4: Setup CAS200 User’s Guide46 Watlow AnafazeSelectable values: 1, 2, or 3 inputs, or None. These choices have the following effect: Job Sel

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 47 Keyboard Lock StatusThis selection lets you lock the front panel operator function key, Change

Contents CAS200 User’s Guideiv Watlow Anafaze Low Process Alarm Setpoint 63Low Process Alarm Type 63Low Process Alarm Output Number 63Alarm Deadband

Chapter 4: Setup CAS200 User’s Guide48 Watlow Anafaze Communications ProtocolThis menu is located under the Setup Global Parameters main menu. It al

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 49 AC Line FrequencyThis menu lets you configure the scanner to match an AC line frequency of 50

Chapter 4: Setup CAS200 User’s Guide50 Watlow Anafaze EPROM InformationThis view-only display shows the scanner's EPROM version and checksum.

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 51NOTE! If you set the input type to Skip, you won't see anyof the other submenus in the Setup

Chapter 4: Setup CAS200 User’s Guide52 Watlow Anafaze Pulse Sample TimeYou can connect a digital pulse signal of up to 2KHz to the scanner's pu

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 53 Input Reading OffsetThis menu lets you set an input reading offset function to make up for the

Chapter 4: Setup CAS200 User’s Guide54 Watlow Anafaze Linear Scaling MenusThe linear scaling menus appear under the Setup Channel Inputs main menu.

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 55The PV (Process Variable) range for the scaled input is between the PV values that correspond to

Chapter 4: Setup CAS200 User’s Guide56 Watlow Anafaze High Process ValueFrom this menu, you can enter a high process value. The high process value a

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 57 Input Scaling Low ReadingUse this menu to enter the input level that corresponds to the low pr

CAS200 User’s Guide ContentsWatlow Anafaze v Linear Scaling Examples 87 Example 1: 4-20mA Sensor 88 Situation 88Setup 88 Example 2: 0-5Vdc Sensor 89

Chapter 4: Setup CAS200 User’s Guide58 Watlow Anafaze Setup Channel AlarmsThe Setup Channel Alarms menu lets you access menus which change alarm func

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 59• Any digital output can be assigned to one or more process variable alarms. The output is active

Chapter 4: Setup CAS200 User’s Guide60 Watlow Anafaze Alarm DelayYou can set the CAS200 to delay normal alarm detection and alarm reporting. There a

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 61 High Process Alarm Output NumberThis menu lets you choose the digital output that activates wh

Chapter 4: Setup CAS200 User’s Guide62 Watlow Anafaze High Deviation Alarm Output NumberThis menu assigns a digital output which activates when the

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 63 Low Process Alarm SetpointThis menu is used to set a low process alarm setpoint. (The low proc

Chapter 4: Setup CAS200 User’s Guide64 Watlow Anafaze Alarm DeadbandThis menu lets you set an alarm deadband. This deadband value applies to the hig

CAS200 User’s Guide Chapter 4: SetupWatlow Anafaze 65 Manual I/O TestPress Yes at this prompt to see menus which can help you test the digital inputs

Chapter 4: Setup CAS200 User’s Guide66 Watlow Anafaze Digital Output TestThis menu lets you manually toggle a digital output On or Off to test it. (

Watlow Anafaze 675Troubleshooting and ReconfiguringThe first sections of this chapter describe general troubleshooting for the CAS200. Later sections

Contents CAS200 User’s Guidevi Watlow Anafaze

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide68 Watlow AnafazeçCAUTION! Before trying to troubleshoot a problem by replac-ing your

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 69 Thermocouple Break AlarmWhen a thermocouple break alarm occurs,

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide70 Watlow Anafaze Other BehaviorsThe following table indicates potential problems wi

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 71 Corrective and Diagnostic ProceduresThe following sections detai

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide72 Watlow Anafaze HW Ambient FailureThe hardware failure ambient alarm indicates tha

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 73NOTE! If the scanner has failed, it is likely that it wasdamaged by

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide74 Watlow Anafaze5. To verify that the scanner hardware is working correctly, check an

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 75 Testing Output DevicesConnect the solid state relay (SSR) contro

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide76 Watlow Anafaze Testing Digital Inputs1. Turn off power to the scanner.2. Disconne

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 77• To test an EIA/TIA-232 interface, purchase an EIA/TIA-232 tester

Watlow Anafaze vii List of Figures 1 System Overview 1 Figure 1.1— System Components 4 2 Installation 7 Figure 2.1— System Components 8Figure 2

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide78 Watlow Anafaze Ground ChannelsMany PC communications ports have their common wire

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 796. If you do not see the RESET WITH DEFAULTS? promptor do not get a

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide80 Watlow AnafazeFigure 5.1 Removal of Electronics Assembly from Case5. Unscrew the fo

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 81Figure 5.3 EPROM Location7. Remove the existing EPROM from its sock

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide82 Watlow AnafazeYou will need tweezers and a Phillips head screwdriver to switch betw

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 83Figure 5.6 shows the schematic for one single-ended sensor input to

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide84 Watlow AnafazeTable 5.4 Resistor Locations for CAS200 Current Inputs CAS200 Volta

CAS200 User’s Guide Chapter 5: Troubleshooting and Reconfiguring Watlow Anafaze 85Table 5.6 Resistor Locations for CAS200 Voltage Inputs Scaling an

Chapter 5: Troubleshooting and Reconfiguring CAS200 User’s Guide86 Watlow Anafaze

Watlow Anafaze 876Linear Scaling ExamplesThis chapter provides three linear scaling examples. The examples describe:• A pressure sensor generating a 4