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Degassed Cation Conductivity Panel (DCCP)

1. Li 120V ac 1 3 1 1 5 Viet Series 935 S281 OTI 2 100 240 935A 1CD0 000G 2 94 Temperature 3 Controller Branch Er pu E DA10 24C0 C000 On 81 9 4 4 15 Heater 1 3 7 212113 Series 146 8 146E 1601 1000 9 44 16 Temperature Limit 00 15 41 z No D 5 16 1CR 21 c 1 17 ENS 18 2 Hi Temp Light Watlow Series 935A User s Manual 45 Acondition generated by the controller indicating that the pro cess has exceeded or fallen below the set or limit point Alarm Hysteresis Achange in the process variable required to re energize the alarm output Ambient Temperature Temperature surrounding the components of a thermal system Auto tune Automatically sets PID values to fit a particular thermal system Bumpless Transfer When transferring from auto to manual operation the control output s will maintain the same output level Calibration Adjusting an instrument to a known value Configuration Menu The second software sub menu of the Series 935A Operations Menu provides a location to set inputs ranges output types alarm type timer function failure mode and lockout types Control Mode The method of control i e ON OFF time proportioning Pl PID or manual Cycle Time Time require
2. Celsius Fahrenheit SEI Cen hoose to indicate mperature in Fahrenheit or Celsius Range Low In Type J range low value CERD C f elect a value between put Type Range Low nd Input Range High ch Range High Type J range high value EHS C f elect a value between i put Type Range High g o Gel Output 1 Function heat Ces larm Remote Set oint Front Panel Lock r No output action eA RNS SN SAA ee SBT omues tonto RES NA Watlow Series 935A User s Manual 59 Prompt CBE Output 2 Function d 15 Display Default E 5 ALEY E 5 Alarm Type S o Alarm Hysteresis 60 Wailow Series 935A User s Manual Range COOL EFTS Choose Heat Cool Alarm Timer Hrs Min Timer Min Sec or No output action Bc Ac SP Act 1 E E 75 Choose the primary last 2 characters and secondary first 2 characters Default displays Press to toggle to the secondary display for 15 seconds Prac dEnc Choose an alarm type Process normally closed Process normally open Deviation normally closed or Deviation normally open 999 555 9990 15551 Select a value in whole degrees 1 F to 999 F o
3. Watlow Series 935A User s Manual 37 NE Mounting KEEN Figure 9 Panel Cut out Dimensions Panel Thickness 1 5 mm to 9 7 mm 0 060 to 0 38 in lt 45 0mm 1 772 12 7mm 0 6mm 0 0mm 0 500 in 0 024 in 0 000 in 22 2mm 0 874 in 40 3mm 0 0mm 40 012 in 1 0 000 in NEE EE 12 7mm __ 0 500 in H H Figure 10 Mounting Layout for Knockouts a kt Layout for four 1 32 DIN knockouts n with punch and die 2 272 in Punch and Die Supplier Greenlee Textron Inc Phone 1 800 435 0786 Catalog Number 50740180 Available 4 6 weeks Greenlee distributor 38 Watlow Series 935 User s Manual so Gr ee Dimensions p EEE eS So EEE BE EER Figure 11 Series 935A Dimensions 44 9 1 770 in Panel Thickness Panel Cutout 1 5mm to 9 7mm 0 060 to 0 38 in Maximum Overall Depth 114 3mm 4 50 in 101 6mm 4 00 in 22 10mm 0 870 in AAPA p 12 7mm 0 50 in gt gt Watlow S
4. Watlow Series 935A User s Manual 21 Configuration Menu Input Type Celsius Fahrenheit Input Range Lo a Input Range Hig lt Output 1 Function Output 2 Function Display Default Set Point Lockout AGER Lockout Tag Operations Menu Configuration Y Set Up Remote Set Point Input EEN eRe IS SSE SIS HES TESTE LESS SE ETE SEE a a EOP ESS ENS To Set Up Remote Set Point 1 Wire the control per the example below and the information on p 42 45 2 Goto f choices then 3 Make 4 Scale the 0 5V dc input with 5 Go to and choose 6 Go to the Operations Menu Output 1 Select Remote Set Point for Output 1 Local Remote Local set point active Remote set point active e Remote Set Point is scaled by and OV input results in a set point of e 5Vinputresults in a set point of Adjus e Remote Set Point will display instead of Primary Set Point and match your input to desired set point adjustment Auto tune always uses the Primary Set Point e Deviation Alarm uses the active Set Point Figure 5 Remote Set Point Wiring See p 42 45 for more wiring information IN OTi OT2 POWER 1 5 617 8 Remote Set Point 10KQ input im
5. Watlow Series 935A User s Manual 19 C Setting Inputs and Outputs AUN ea eae EIA STO BESS SNESE IIE EAE PEER Configuration Menu Input Type Celsius Fahrenheit wi Input Range Low B Alarm Type amp Alarm Hysteresis E Alarm Latch larm Silencing Failure Mode Timer Function Start Timer E Timer Ready Band Signal Time 2 Set Point Lockout Lockout Tag SO OST YER ERR Key Input Output Set up Information All initial input and output set up occurs in the Configuration Menu The 935A requires a thermocouple or RTD input connection to the 51 and 52 Terminals including when using the remote set point option a second input wired to OT1 Terminals 3 and 4 Indication of C or F units of measure occurs only in the Remote Set Point prompt Sensor input type minimum and maximum range see p 51 is further defined with Range Low nd Range Hig o set the working span of set points and remote set point scal ing Output 1 and Output 2 configure the prime functions of the Series 935A they are the golden prompts 1 must be heat or cool to use Output 2 as a timer Remote Set Point troller or a transmitter nables Output 1 to act as an input for 0 5 dc from another con Front Panel Lock requires an external switch and 62Q 0 5 wait resis
6. 0 0 C to 555 0 C 1 F to 999 F or 1 C to 555 C or 0 1 F to 999 0 F or 0 1 C to 555 0 C Cycle Time Heat Select a cycle time for the heat output bp Du 0 1 to 60 0 seconds 5 0 to 60 0 seconds SSR or Switched Electromechanical Relay Dead Band Select a dead band value g9 H8 EEEH ERE O F to 999 F 0 C to 555 C or 0 0 F to 999 0 F or 0 0 C to 555 0 C Set Up Cool Proportional Band Cool Select a cool proportional band value O F to 999 F or 0 to 555 C or 0 0 F to 999 0 F or 0 0 C to 555 0 C Hysteresis Cool Select a cool ON off control switching hysteresis 1 F to 999 F or 1 to 555 C or 0 1 F to 999 0 or 0 1 C to 555 0 Cycle Time Cool Select a cool output cycle time HH 570 0 1 to 60 0 seconds 5 0 to 60 0 seconds SSR or Switched Electromechanical Relay gt 14 Watlow Series 935A User s Manual Set Up General Integral Function Select an integral value 0 00 to 99 99 minutes repeat Derivative Function Select a derivative value 0 00 to 9 99 minutes Calibration Offset Select a calibration offset value 999 to 9999 F or C or 99 9 to 999 9 F or C Note Access to the PID Menu and the prompts there varies with lockout function and output set up The PID Menu is locked out when
7. 51 Declaration of Conformity 52 Software 55 How to Reach Us back cover Table Numbers Page 1 Output FUNCTIONS 3 2 Error Messages and Action 8 3 Software Organization 9 4 Operations Menu Overview 11 5 PID Menu Overview 14 6 Configuration Overview 16 7 Lockout Options 19 8 Setting Inputs and Outputs 21 9 Using Front Panel Lock 23 10 Alarm Functions 25 11 More Alarm Functions 27 12 Timer Functions Settings 29 13 Error Codes and Actions 37 14 Troubleshoot Outputs 15 Input Range Information Figure Numbers Input and Output Overview Front Panel Functions Begin Controlling Changing the Set Point Remote Set Point Wiring Front Panel Lock Wiring Auto tuning s Calibrating Panel Cut out Dimensions Knockout Template
8. DBP ESTER EE SEES SIR ST ETN Configuration 1 Set Inputs Functions Output Types Display Default eAlarms Functions Timer Functions Failure Mode eLockout Functions Countdown Timer Calibration Offset eldle after Timer Select Set Point Type Go to PID Menu Configuration Menu Atthe move to the new menu prompt press and hold the Ge key the amp or amp 3 key to select Release the keys to Navigation Example Move through each menu with the or x key Make changes by pressing and holding the 22 key and then the or 22 key to select a new choice or value Release the keys to complete the change To exit any menu Press and hold the E and keys for three seconds or the display will revert to normal display after 60 5 seconds gt SANS areata ecto RS OSS SS Watlow Series 935A User s Manual 9 as SECO gt nonl Learn the Operations Menu The Series 935A Operations Menu is the first menu you encounter when you press the and keys simultaneously for three seconds The Operations Menu provides a location to initiate the following actions or complete the following tasks e Auto tune Start or stop the auto tuning process Auto tuning selects a set of viable proportional integral
9. Input Type Range High Choose YES to Auto tune the 935A CHR Select a value adjustable between Range Low and Alarm High Select a value adjustable between Alarm Low and Range High Select a countdown time i value adjustable between 00 00 and 1 99 59 hrs mins or min sec Default qs or 23 ino Type J Range Low Type J Range High 0 if 7 am Hidden if Your Settings Appears always EAS COED EAP EFTS ERS 0 jJ EAM P NOTE All prompts except 5 and CER are hidden COED FPL Watlow Series 935A User s Manual 55 Prompt Default Hidden if Your Settings ILL L D Ziler Local Remote Set Point Choose Local or Remote or if Set Point Ce Ep CP id aa C gESJ PID Menu Choose YES to move to PID Menu 2 o 2 e Caro CIES The front panel is locked Configuration Menu Choose YES to move to jut the Configuration Menu 898 25 F or 17 C CEHg P 3 565 or if Pb h Proportional Band Heat 3330 DET and or CHEZ Select a value in whole degrees rt
10. DIMENSIONS Case Top View and Collar NEMA 4X IP65 Seal Terminal Block Removal noe System Wiring Example Ladder Diagram Example Watlow Series 935A User s Manual 1 Introduction p Welcome to the Watlow Series 935A General Description The Series 935A is a temperature controller with countdown timer for industrial commercial or scientific applications It offers 1 32 DIN panel mounting digital indication single temperature sensor input from a thermocouple or RTD and dual control outputs Outputs may operate in combinations of heat or cool and alarm or timer Special Features Easy to use operator interface and user s manual Compact panel footprint 1 32 DIN size Water and corrosion proof IP65 NEMA 4X rated Reliable built to UL approved safety standards with a three year warranty Accuracy with economy Universal power supply for worldwide application Unique Features The Series 935A Output 1 can be configured as a remote set point input for a multi loop control system or as an alternative that output can be a front panel lock with your switch to further reinforce the 935A s lockout capability The Series 935A timer functions include heat timer or cool timer countdown modes in hours minutes or minutes seconds Eh SEET 2 Watlow Series 935A U
11. rre creare o enini v e Xx E o rre Ew CR ER rr e 1 3 0 Operatii 1 4 9 Maintenance ccn nir vidas eeu EE 2 5 0 Spare Parts BI m 2 6 07 tet Livin d eda 3 SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 WARNING notices as used in this manual apply to hazards or unsafe practices which could result in personal injury or death CAUTION notices apply to hazards or unsafe practices which could result in minor personal injury or property damage NOTES highlight procedures and contain information which assists the operator in understanding the information contained in this manual WARNING Do not install maintain or operate this equipment without reading understanding and following the proper Sentry Equipment Corp instructions Otherwise injury or damage or both may result NOTICE The information contained in this document is subject to change without notice Sentry Equipment Corp its employees agents and the authors of and contributors to this document specifically disclaim all liabilities and warranties express and implied including warranties of merchantability and fitness for a particular purpose for the accuracy currency completeness and or reliability of the information contained he
12. Installation Operation and Maintenance Manual Degassed Cation Conductivity Panel DCCP SPD 1 43 2 Rev 8 01 09 SENTRY EQUIPMENT CORP PO Box 127 Oconomowoc WI 53066 USA Phone 262 567 7256 Fax 262 567 4523 Email sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 MASTER TABLE OF CONTENTS SAFETY PRECAUTIONS CR KL AER EXE NI LEY VIE iii 10 General DeSCHDHO eege 1 2 0 Installation amp OperatlOn rrr n eae o cir rr nicis 1 3 0 E ue 3 4 0 Spare Parts cerea nails 5 50 ICD C M 6 60 i edat ocn LX DIR De 7 Additional Resources Attached e Resin Colum IOM Watlow 935 Configuration Work Instruction e Watlow 935A User s Manual SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com a DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 WARNING notices as used in this manual apply to hazards or unsafe practices which could result in personal injury or death CAUTION notices apply to hazards or unsafe practices which could result in minor personal injury or property damage NOTES highlight procedures and contain information which assists the operator in understanding the information contained in this manual WARNING Do not install maintain or ope
13. s Manual 43 System Wiring Examples Ed Figure 16 Series 935A System Wiring Examples WARNING All electrical wiring and fusing must conform to local and national electric codes Contact local authorities for further information Failure to comply with electric codes could result in injury or death or damage to property L1 T 120V ac 12 BE L1 Ig Earth Ground temperature light Eu Gon High Limit 9 e Mechanical 12 o Contactor aN Series 935 5 5 935A 1CD0 000G E 25 POWER IN OT OT2 DIN a mite 2 Sij A VOLTS DA10 24C0 0000 1213 4 7 8 93 4 Series 146 limit control Heater 146E 1601 1000 1041412134415 1637 ooo Ni Reset D Optional Process Sensor Limit Sensor Normally Open Momentary Switch A CAUTION Using grounded thermocouples with non isolated output switching devices could introduce ground loops into the control system and possibly damage the grounder and product SES OBER zeen 44 Watlow Series 935A User s Manual Figure 17 Series 935A Ladder Diagram Wiring Example A WARNING All electrical wiring and fusing must conform to local and national electric codes Contact local authorities for further information Failure to comply with electric codes could result in injury or death or damage to property
14. A D connection or broken wire replace as necessary over flow Electrical noise Cycle power to system See if error clears Check system for electrical interference Control is inoperable Check for line voltage at terminals 7 and 8 To Troubleshoot Sensor Remove sensor wires from Terminals 1 and 2 For a thermocouple sensor Series 935A place a jumper wire on Terminals 1 and 2 Control should display the ambient temperature at the back of the control For an RTD sensor Series 935A place a 110 10Q resistor on Terminals 1 and 2 The control should read 1000 32 F 1100 77 F 1200 127 F An RTD sensor Series 935A can be configured in software as if it were a thermocouple unit and then tested as above You can restore factory calibration 3 see 34 35 Table 14 Troubleshoot Control Outputs When indications such as significant differences between set point and actual temperatures point to no output action check output configurations as described on p 23 Check wiring p 44 Measure Output Terminals Load on State Load off State C Output 1 3 amp 4 LED 1 on LED 1 off 3 0 to 7 0V dc 0 0V dc C Output 2 5 amp 6 LED 2 on LED 2 off 3 0 to 7 0 dc 0 0V dc D Output 2 5 amp 6 LED 2 on LED 2 off OV dc line voltage Load sees line voltage Load sees dc Output 2 5 amp 6 LED 2 on LED 2 off 2V dc line voltage Load sees line voltage Load sees OV dc Eeer SE
15. OPTIONAL REFILLABLE RESIN COLUMN SAMPLE OUTLET 1 4 TUBE COMP COOLING WATER 2 7 OUTLET 3 8 FNPT OPTIONAL VALVED FLOWMETER SAMPLE COOLER COOLING WATER 38 SAMPLE INLET HEATER wi INTEGRAL V INLET 3 8 FNPT 1 4 TUBE COMP THERMOCOUPLE Figure 1 Degassed Cation Conductivity Panel General Arrangement INCOMING POWER 120 10 60Hz OR 230 10 50HZ MAX POWER CONSUMPTION GROUND LUG INSIDE ELECTRICAL ENCLOSURE WATLOW 935A TE Le d es Tempenatune 8 CONTROLLER PS uns ee Ep HEATING ELEMENT 15 120 VAC 230 VAC HEATER ON Figure 2 Electrical Wiring Diagram SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 e sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 6 0 Warranty Seller warrants products manufactured by it and supplied hereunder to be free from defects in materials and workmanship for a period of twelve months from date of shipment If within such period any such products shall be proved to Seller s satisfaction to be defective such products shall be repaired or replaced at Seller s option Seller s obligation and Buyer s exclusive remedy hereunder shall be limited to such repair and replacement and shall be conditioned upon Seller s receiving written notice of any alleged defect within 10 days after its discovery and at Seller s option return of
16. Output 2 Timer Output Function Choose one of four Output 2 is Output 2 is Output 2 is Output 2 is possible output ON before OFF before OFF before ON before actions for the end timing OFF timing ON amp during amp during of the timer during tim during tim timing ON timing OFF ing ON ing OFF after timing after timing time periods after timing after timing then OFF then ON Timer starts immediately on a key press at the normal display without waiting for the Ready Band temperature Timer only runs in the Ready Band key starts timer sequence Start Timer Function Ready Acknowledge key starts timer sequence must be pressed once inside the Ready Band to start timer at the normal display Timer starts immediately on control power up without waiting for the Ready Band temperature or 29 press See p 61 RDY SP SOE RDY Wb Timer Ready 5 0 Disables Ready feature Band The RDY front panel LED is lit inside Ready Band for all Timer Start functions Sets the signal time Signal Time from 00 01 to 99 59 min sec to run after Timer Operations Menu Timer Function OFF Countdown Time SP Idle Set Point Idle is set point used when not timing lf Trac selected Idle is the same as Set Point The Set Point value controls the process during the Timer sequence ee EE Watlow Series 935A User s Manual 29
17. a latching alarm contact on output 2 of the controller will prevent the heater from operating until the operator restores flow and clears the alarm on the controller by pressing the SET key SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 1 Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 2 Non latching This alarm self clears when the heater temperature falls below the alarm set point When the temperature of the heater cools the heater will resume operation even if flow to the DCCP is not restored This configuration may be desired when frequent loss of flow occurs and the DCCP must operate unattended such as the case of a cycling plant Note The flow through the unit MUST be set to a range of 100 to 200 cc min to ensure the heater remains submerged This must be performed prior to applying power to the unit and setting the parameters in the controller to prevent damaging the heater If cooling water is not supplied to DCCP remove any cells downstream of heater and plug cell holders 1 Enter the Operations menu by pressing the UP and DOWN keys simultaneously for 3 seconds 2 Select the CnFg menu by selecting the DOWN key until CnFg appears 3 While pressing the SET key choose yes with the UP key 4 Release the SET key to see the first CnFg prompt In 5 Set up the following parameters in order as they appear Note Use the UP and DOWN keys to se
18. eno se Ua RANI UPR RNR tas as AMS ARNE p Ready Acknowledge A Series 935A countdown timer start choice that pre initiates the timer with a down key press and then starts it with a SET press when the actual temperature is within the Ready Ready Band Thermal area above and below primary set point in which the timer will count down Relay Electromechanical A power switching device that completes or interrupts a circuit by physically moving electrical contacts Not recommended for PID control Remote Set Point 0 5V dc input from another controller or other source RTD Resistive Temperature Detector A sensor whose resistance in creases with increasing temperature Set Point The desired process value programmed into a control Signal Any electrical transmittance that conveys information Signal OFF A Series 935 timer output Output 2 choice that toggles the out put OFF then ON at the end of the countdown timer cycle for a period equal to the signal time Signal ON A Series 935 timer output Output 2 choice that toggles the out put ON then OFF at the end of the countdown timer cycle for a period equal to the signal time gt gt gt SE ENE LES ETD ERSTE GEER EERE ESOL Signal Time Time duration the timer output will turn ON or OFF after a com plete timing period SCR Silicon controlled rectifier A solid state device or thyristor with no
19. 1997 Inmunidad a campo radiado EN 61000 4 4 1995 Inmunidad a incremento repentino r pidas fluctuaciones el ctricas transitorias EN 61000 4 5 1995 con A1 1996 Inmunidad a picos de voltaje o corriente EN 61000 4 6 1996 Inmunidad por conducci n EN 61000 4 11 1994 Inmunidad ca das de voltaje variaciones y peque as interrupciones de voltaje EN 61000 3 2 1995 con A1 3 1999 Emisiones de corriente arm nica EN 61000 3 3 1995 con A1 1998 Fluctuaciones de voltaje y centelleo 73 23 EEC Directriz de bajo voltaje EN 61010 1 1993 con A1 1995 Requisitos de seguridad de equipo el ctric para medici n control y uso en laboratorio Parte 1 Requisitos generales Winona Minnesota USA Place of Issue Jim Boigenzahn Name of Authorized Representative General Manager Title of Authorized Representative August 2001 Date of Issue G El es Signature bi Autkdriged Representative 7 f Operations Menu 935A Software Map Prompt SP Primary Set Point Rut Auto tune CALO Alarm Low Alarm High Countdown Timer GgLE Idle Set Point Type Er Rc Choose an idle Set Point Trac is an Idle Set Point equal to the Primary Set Point or select a value between Input Type Range Low Input Type Range High Range Se ie adjustable between Input Range Lowand
20. 4 Release amp ix and the arrow key to complete the change NOTE The normally displayed actual temperature and set point can be altered to show different combinations of actual temperature set point temperature or time in hours minutes or minutes seconds See p 16 4 Watlow Series 935A User s Manual DOA EARS LURES HEA ER CREE UTE ERED SEES EERE ESRC GSE SESE SPE DEERE v Figure 2 Series 935A Front Panel Functions Seven segment alphanumeric display LED 1 Lit when Output 1 is active Shows process value set point information time or Shows prompt name or value depending key LED 2 combination pressed Lit when Output 2 is active Set Key G3 r RDY Configurable to shift between Lit when the process temperature normally displayed value and set is inside the timer ready band values See p 16 Clears a latched alarm Increment Down Decrement Arrow Key Selects new information when Set Key is pressed Steps through software menus and parameters Starts and stops the timer To set up the control go to the Easy Software Map p 9 OT RUE assis Watlow Series 935A User s Manual 5 Begin Controlling SEDGE YE Ee EE SEE SSS P
21. A WARNING safety alert appears with information that is important for protecting you others and equipment from damage Pay very close attention to all warnings that apply to your application The A symbol an exclamation point in a triangle precedes a general CAUTION WARNING statement The symbol a lightning bolt in a lightning bolt in a triangle precedes an electric shock hazard CAUTION or WARNING safety statement Technical Assistance If you encounter a problem with your Watlow controller review all configuration informa tion to verify that your selections are consistent with your application inputs outputs alarms limits etc If the problem persists after checking the above you can get technical assistance by calling your local Watlow representative see back cover of this manual or in the U S dial 1 507 454 5300 For technical support ask for an Applications Engineer Please have the following information available when you call Complete model number All configuration information User s Manual Diagnostic menu readings Warranty and return information is on the inside back cover of this manual Your Comments Your comments or suggestions on this manual are welcome Please send them to the Tech Literature Team Winona 1241 Bundy Boulevard 5580 Winona Minnesota 55987 5580 U S Telephone 1 507 454 5300 fax 1 507 452 4507 Copyright Janua
22. Credits and or replacements will be issued upon evaluation of returned goods 4 is valid for thirty 30 days from issue date SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 4 DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 SENTRY SENTRY EQUIPMENT WORK INSTRUCTION Document 16 05040A Operation Description Configuration of Watlow 935 Controller for Degassed Conductivity Heater Control Part Description Watlow 935A 1CD0 000G Controller SEC P N 4 04555Q when used to control the Degassed Conductivity heater Written By DJC Date 04 12 02 Rev 1 Approvals initials amp date DJC 6 18 02 5 7 1 02 WPA 6 27 02 SER 7 1 02 Engineering Manufacturing Eng QA VP Eng Operations IMPORTANT ALL INSTRUCTIONS BELOW MUST BE COMPLETED PER THE ENGINEERING PRINTS SPECIFIED ON THE SHOP ORDER BILL OF MATERIALS MINIMUM OPERATOR QUALIFICATIONS Assembler B or Qualified Customer Personnel REQUIRED EQUIPMENT 1 REQUIRED MATERIALS 15 SAFETY EQUIPMENT 1 Safety Glasses 2 Safety Shoes OPERATION Background Heat control is performed from a type K thermocouple located inside the heater When flow to the unit is lost the heater will begin to over heat An alarm contact on output 2 prevents the heater from continuing to operate This alarm can be set up one of two ways 1 Latching When the heater begins to over heat
23. PRECAUTIONS Please read the entire manual before attempting to unpack set up or operate this product Pay careful attention to all warnings cautions and notes Failure to do so could result in serious personal injury or equipment damage Use of Hazard Information If multiple hazards exist the signal word corresponding to the greatest hazard shall be used Definitions DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Indicates a potentially hazardous situation which if not avoided could result in death or serious injury Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage NOTE Information that requires special emphasis SHALL This word understood to be mandatory SHOULD This word understood to be advisory SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 111 Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 It is solely the responsibility of the user through its own analysis and testing to select products suitable for their specific application requirements ensure they are properly installed ensure that they are safely applied ensure they are properly maintained and
24. Type J 0 to 750 C 32 to 1382 F Type K 200 to 1250 C 328 to 2282 F Type N 0 to 1250 C 32 to 2282 F Type S 0 to 1450 C 32 to 2642 F Type T 200 to 350 C 328 to 662 F 50 Watlow Series 935A User s Manual gt RTD Resolution Platinum 0 00385 Curve 1 200 to 700 C 328 to 1292 F 0 1 128 8 io 537 7C 199 9 to 999 9 F Control Output Output update rate 1 second 1Hz 1 Output Remote Input e Switched dc logic signal 6V dc 60mA nominal short circuit pro tected non isolated Watlow DIN a mite power controller compatible 2 Output Switched dc logic signal 6V dc 60mA nominal short circuit pro tected non isolated Watlow DIN a mite power controller compatible Electromechanical relay Form A 2A 9 dc or 240V ac with out contact suppression Remote Input Option A only Solid state relay Form A 0 5A 24 to 264V ac without contact suppression Off state output impedance 31M2 Remote Input Option A only Output Cycle Time Switched dc and solid state relay 5 0 second default 0 1 second minimum Electromechanical relay 30 0 second default 5 0 second minimum Line Voltage Power e 100 240V 10 1596 85 264V 50 60Hz X596 24 28V ac dc 10 15 20 31 ac dc 50 60Hz 3 596 Remote Input Option A only Fused internally factory replaceable
25. gt gt gt 30 Watlow Series 935A User s Manual gt Timer Example Eeer 30 gt Convection Oven Application Scenario A master chef bakes bread at 350 F for 30 minutes He wants the oven at the proper temperature with an indication when it is ready to begin baking He isn t concerned if the oven is 10 cool at first After he loads the oven the chef wants to start the countdown time by pressing a key When the baking time is complete he wants a 10 second audible indication that the bread is done Recommended Control A Series 935A 1CD0 000G control e Switched dc Output 1 wired to a dc input solid state relay SSR switches the heaters e Electromechanical relay Output 2 wired to an AC audible indicator provides done indication Configuration Menu Set up F After a press actual temperature appears for 15 seconds Heating output Time minutes seconds Output 2 turns ON briefly at the end of the timing cycle Timer waits to countdown until temperature deviation from set point lt is pressed j Ready band 10 F 1 Output 2 turns ON for 10 sec at the end of the timing cycle Operations Menu Set up Bake time 30 minutes CEES The set point temperature before a timing cycle starts and after a timing cycle completes Set Point 3 value and the G33 key Op
26. near these values See Table 10 next page Deviation alarms are triggered by a deviation from the set point The alarm high value the deviation above set point and the low value the deviation below set point Whenever the set point is adjusted the alarm settings are relative to that value Deviation alarms use the cur rently controlling set point whether primary remote idle or 9096 of primary during auto tuning See Table 10 e Normally Open Alarms energize the alarm output when an alarm condition occurs and de energize it when cleared Use this type to activate external devices such as audible alarms or lights See Table 10 7 next page Normally Closed Alarms de energize the alarm output when an alarm condi tion occurs and energize it when the alarm is cleared Use this type as deadman switch where system continuity is required for operation See Table 10 next page For example by running the control output through the alarm output you can set a normally closed process alarm to disable the process when the process exceeds the alarm set point The alarm output will be off when power is off Alarm Hysteresis sets a point the process must pass on a return from an alarm condition excur Sion to the points before the alarm can clear This prevents the alarm output from chattering i the process is hovering around the alarm set point See Table 10 f next page e Latching Alarms
27. on a written description of the problem restocking charge of 20 of the net price is charged for all standard units returned to stock How to Reach Us t CUSTOMER SATISFACTION 3 TO Quality and Mission Statement Watlow Winona will be the world s best supplier of superior measurement and control products services and systems by exceeding the expectations of our customers shareholders and employees Your Authorized Watlow Distributor Europe Watlow GmbH Industriegebiet Heidig Lauchwasenstr 1 Postfach 1165 Kronau 76709 Germany Telephone 49 7253 9400 0 Fax 449 7253 9400 44 Watlow France S A R L Immeuble Somag 16 Rue Amp re Cergy Pontoise CEDEX 95307 France Telephone 33 1 3073 2425 Fax 33 1 3073 2875 Watlow Italy S R L Via Meucci 14 20094 Corsico MI Italy Telephone 39 02 4588841 Fax 39 02 458 69954 Watlow Limited Robey Close Linby Industrial Estate Linby Nottingham England NG15 8AA Telephone 44 0 115 9640777 Fax 44 0 115 9640071 Latin America Watlow de M xico Av Fundici n 5 Col Parques Industriales Quer taro Qro M xico CP 76130 Telephone 52 442 217 6235 Fax 452 442 217 6403 Asia Pacific Watlow Australia Pty Ltd 23 Gladstone Park Drive Tullamarine Victoria 3043 Australia Telephone 61 39 335 6449 Fax 61 39 330 3566 Watlow China Inc 179 Zhong Shan Xi Road Hong Qiao Co
28. the 935A leaves the factory e Lockout function the Lockout Tag function masks menus from view if you cannot see a prompt you can make no change See Using Lockout Functions p 18 Output set up you must choose n either Output 1 or Output 2 to have access to the PID Menu With a only choice 1 prompts are not visible and vice versa See the Valid Output Functions Table p 3 or Setting Up Inputs and Outputs p 20 EEN gt __ __ gt Watlow Series 935A User s Manual 15 Learn the Configuration Menu d The Configuration Menu is the second sub menu in the Operations Menu Use it to set Inputs Ranges Output Types Alarms Timer Failure Mode and Lockouts To go to the Configuration Menu Go first to the Operations Menu by pressing and simultaneously for three seconds Scroll through the Operations Menu with amp until you see the While holding to display choose Release 415 to see the first E prompt To leave the Configuration Menu press amp and amp for seconds gt Table 6 Configuration Menu Overview Input Type Choose sensor type See p 21 for sensor ranges J Uc K Vc T vc N t c E Uc S 1 0 0 1 RTD Celsius Fahrenheit Choose displayed unit of measure oF C Input Range Low Select lowest displayable set point Ranges p 21 Select a v
29. 0 O4 Setting the Countdown Timer EASES sca ee PE TE ARES UR ETRE II EEE EEE TEL ESSE PEEPS SS SESSILIS EIS OEE YE tao see 30 Configuration Menu Input Type Pen Timer Function 13 14 Start Timer Timer Ready Band Time ignal Operations Menu 10 11 12 GE Plan a timer strategy Wire the Output 2 control output associated switching devices and annunciators See p 42 45 Go to the 935A s Configuration Menu Choose the Output 2 Choose a display default Actual Temperature onl Actual Set Point 2722 Actual Time Time Actual f Time Set Point Choose a Timer Output Function Delay ON Delay off e Signal ON gt Signal off Choose a start timer Acknowledge unction as time hrs min or time min sec see page 16 S function either immediate Ready If you chose j then select a ready band value If you chose SS or then select a signal tim value Go to the 93545 Operation Menu Set the countdown tim Choose the idle set point to track point value between the range high Run the system and test the timer start with a press the primary set point or select a separate idle set and range low alues Document the timer settings and system gt
30. 1 Form A 2 240V ac without contact suppression 3 Remote Input A option only K Solid state relay 0 5A 24 264V ac without contact suppression 3 Remote Input A option only Power Supply 100 to 240V nominal high voltage 1 2410 28V ac dc nominal low voltage Remote Input A option only Custom Options 00 AA No Watlow logo XX Custom label or parameters Display Red displays G Green displays Table 15 Input Range Information 0 to 750 C or 32 1382 F K tc 200 to 1250 C or 328 2282 F te 200 to 350 C or 328 to 662 F N Uc 0 to 1250 or 32 to 22829 S 0 to 1450 32 2642 F E 200 to 799 C or 328 1470 1 RTD DIN 200 to 700 C or 328 to 1292 F 0 1 RTD 99 9 to 700 0 or 99 9 999 9 F 1 Electromechanical relays are warranted for 100 000 closures only Solid state switching devices are recommended for applications requiring fast cycle times or extended service life 2 To effect IP65 NEMA 4X rating requires a minimum mounting panel thickness of 1 5mm 0 06 inch and a surface finish not rougher than 0 000812 mm 0 000032 in 3 When using this output to drive a solenoid or electromechanical relay contactor protect output with a Quencharc Order code number 0804 0147 0000 Refer to owner s manual for wiring information Quencharc is a regist
31. 17 8 T 9 o D o mV Volt Volt source Source source Decade Box 15 00 ohms Volt source mV source 50 000mV Volt source 5V Store TC counts at 50 000mV Store 5V remote set point counts for use with TC Store low end RTD counts Store OV remote set point counts for use with RTD GE mV source 0 000mV Volt source Store TC counts at 0 000mV Store OV remote set point counts for use with TC mV source 380 00 ohms Volt source 5V Store high end RTD counts Store 5V remote set point counts for use with RTD mV source Temp Compensation Volt source Restore factory calibration Store ambient counts at 32 F Type J 34 Watlow Series 935A User s Manual nse eae gt EE Calibrating the 935A and Remote Set Point Input Thermocouple and Remote Set Point Input Field Calibration Procedure Equipment Required Type J Reference Compensator with reference junction at 32 F 0 C or Type J Thermocouple Calibrator set at 32 F 0 C e Precision millivolt source 0 50mV min range 0 01mV resolution Set Up 1 Canoe 100 240 ac or 24 28V ac dc to Terminal 7 and Terminal 8 2 Connect the millivolt source to Terminal 1 negative and Terminal 2 positive 3 Connect voltage source to Terminal 3 negative and Terminal 4 posi
32. 3 0 F 2 0 C ES Cycle Time fi Select the value seconds required for the heat and or cool output s to complete a full ON through off cycle Range Switched dc Solid State Relay 0 1 to 60 0 seconds Default 5 0 seconds Range Electromechanical Relay 5 0 to 60 0 seconds Default 30 0 seconds Dead Band Dead Band adjusts the effective cool set point above the primary set point by the Dead Band value in de grees This creates a band between the heating and cooling proportional bands where only integral and derivative activity will occur For more information on Dead Band fine tuning go to p 33 Range 0 to 999 F 555 C or 0 0 to 999 0 F 555 0 C Default 0 Integra 1 Reset value Range 0 00 to 99 99 minutes repeat Default 5 00 minutes repeat Select a value minutes repeat for the integral function Integral is the inverse of Reset It value Derivativ Select a value minutes for the derivative function Range 0 00 to 9 99 minutes Default 0 00 minutes Calibration Offse ature value Eliminates the difference between the displayed process temperature and the actual process temper Range 999 to 9999 F C or 99 9 to 999 9F C Default 0 Watlow Series 935A 5 Manual 13 Learn the PID Menu Details Table 5 PID Menu Overview Set Up Heat Proportional Band E
33. 3 negative and Terminal 4 positive 5 Set the Decade box to 15 000 set the voltage source to 0 00V Allow 10 seconds for sources to stabilize Press and hold 2152 Press or lt until f ppears Release Gaia 6 Press 7279 shall be displayed 7 Set the decade box to 380 000 et the voltage source to OOV Allow 10 seconds for sources to stabilize Press and hold Press or until ppears Release 8 Press and hold and amp for seconds to Exit Watlow Series 935A User s Manual 35 gt gt gt gt gt gt gt gt Dommen Errors and Troubleshooting SD PLE Eee ORES POP BOERNE ESRD ENDS Configuration Menu _ set up an input failure operation mode at the transfer menu choose bumpless 2 for smooth output action transition to percent power control or select a percent power output value Input Type Celsius Fahrenheit Input Range Low Bumpless Transfer when errors occur the control output will continue at Input Range High a percent output learned while stable Default Output 1 Function Output 2 Function Percent Power 100 to 100 depending on heat cool output configuration The control will assume Display Default a specific output power when input errors occur Alarm Type Al
34. EEPS 1 Apply power to the system A properly wired Series 935A will begin controlling the thermal system as soon as you apply power to it 2 Look at the Series 935 5 display It is reading actual temperature set point temperature or time To change set point go to p 7 The Series 935A will auto tune when you tell it to go to p 32 If you see an error go to p 8 Figure 3 Begin Controlling EE ER SRSA SSR E 6 Watlow Series 935A User s Manual Change Set Point EES ESN ESTEE PIN ENE terrae Your Series 935A displays the actual process temperature when it comes from the factory You can change it to normally display the set point or time Go to p 16 see GPI 1 Press and hold G33 2 Press one of the arrow keys to alter the set point either upward or downward 3 Release to complete the change Figure 4 Changing the Set Point PRE OHSS SESS NEN MIU mear Watlow Series 935A User s Manual 7 Respond to a simple error crea Ee SES UES SST 73 If You See An Error Code 1 Be aware that most errors are input sensor related 2 Read the table below and follow its recommendations Table 2 Error messages and recommended action Display Probable Cause R
35. Failure to do so could result in damage to equipment and property AN WARNING Do not rely on the Series 935A alarms to provide redundant temperature limit control Use correctly specified properly installed temperature limit controls instead Failure to do so could result in injury death or damage to equipment and property See accompanying Watlow Bulletin 89 4 3 To Clear a Series 935A Alarm In general press the 2 key to clear a latched silence able alarm Ultimately the system process value must return within the safe area for the alarm to remain clear Non latching alarms self clear 26 Watlow Series 935A User s Manual BREE NEUE EET EST YS EUSP UR ESE EC CEPR EAL SSRI Table 11 below and Table 10 25 illustrate the Series 935A alarm features Table 11 Alarm Functions Latching alarm An unlatched alarm self clears when actual temperature returns to within the safe area A latched alarm requires the operator to press the key to clear after the actual temperature returns to within the safe area Silence alarm 5 With this selection an alarm cannot be silenced at the 935A front panel unless the alarm is latched 1 and the alarm condition no longer exists y With this selection an alarm can be silenced by pressing the key provides automatic alarm silencing on sta
36. Front Panel Lock the output is energized Do not connect a power switching device to Output 1 injury or death or damage to equipment or property could result N CAUTION Failure to install a 60 to 700 0 5 watt resistor across the customer supplied Front Panel Lock switch will cause the panel to lock out even when the switch is open Injury to personnel or damage to equipment or property could result Senger SS a er eren gt Watlow Series 935A User s Manual 23 Configuration Menu Input Type aes d Celsius Fahrenheit input Range Low Output 1 Function u put 2 unction Display Default Alarm Type Alarm Hysteresis Alarm Silencing ode Operations Menu Alarm Range Low Alarm Range High PID 8 Configuration SESE PEO EDEN POURS ESP ET TF PETES RP Alarms signal an excursion from normal operating conditions In general audible alarms or lights connected to alarm outputs will signal a problem In the 935A the front panel LED 1 or 2 indicates an alarm with i flashing the main display Process alarms use absolute high and low values to trigger an alarm Use this alarm type if your process may be subject to temperatures that it must not exceed Use alarm points at or
37. IN OT2 45 7 to OM PS 3 4 617 8 l 1 1 H 1 1 OT or 2 51 1 213 415 617 8 Output 1 Switched Output 2 Electromechanical Relay IN OT2 POWER Internal Circuitry 2 51 Output 1 Front Panel Lock Current Limit E 5 6 o oo i 4 See Caution 60 to 700 0 5w resistor 1 2 100 i i 1 1 OT1 OT2 POWER 52 51 1213 4 7 8 oo o oo Output 2 Switched A CAUTION Failure to install a 60 to 709 0 5w resistor across the customer supplied Front Panel Lock switch will cause the panel to lock out even when the switch is open Injury to personnel or damage to equipment or property could result AX WARNING When Output 1 is a Front Panel Lock the output is energized Do not connect a power switching device to Output 1 injury or death or damage to equipment or property could result NOTE Switching inductive loads relay coils solenoids etc with the mechanical relay or solid state relay output options requires using suppressor Watlow carries the suppressor Quencharc brand name which is a trademark of ITW Pakron Watlow Part No 0804 0147 0000 ene er Watlow Series 935A User
38. LP 4 or if QES ERP EPIS DE or if COEP or if COES ERPI Watlow Series 935A User s Manual 61 i SES GAS IE RE SER ER ESE EE EEE SOE OSES Hidden if Your Settings tj if Prompt Range Default Cep Signal Time 1P or 1595 then selecta value between 00 01 and 99 59 min sec STOT nel CIES Set Point Lockout Choose YES to Lock th Primary Set Point Lockout Tag CCOA Always appears CED ACC A ences 0 A 9 Choose the menus functions that will not be displayed therefore cannot b changed PID Menu Configuration Menu except tag 0 Operations Menu except Auto tune 5 E c 5 D 9 62 Watlow Series 935A User s Manual ounst About Watlow Winona Watlow Winona is a U S division of Watlow Electric Manufacturing Company St Louis Missouri a manufacturer of industrial electric heating products since 1922 Watlow products include electric heaters sensors controllers and switching devic
39. Low Voltage Directive EN 61010 1 1993 With A1 1995 Safety Requirements of electrical equipment for measurement control and laboratory use Part 1 General requirements d clare que le produit suivant Francais D signation S rie 935 Num ros de 935 A ou 1C C D ou K 0 ou 1 N importe quelle combinaison de quatre lettres ou chiffres R gulation de temp rature Cat gorie d installation Degr de pollution Tension nominale 100 240 V c a ou 24 28 V x c a ou c c Fr quence nominale 50 ou 60 Hz Consommation d alimentation nominale 6 maximum Classification R pond aux normes essentielles des directives suivantes de l Union europ enne en utilisant les standards normalis s ci dessous qui expliquent les normes auxquelles r pondre Directive 89 336 CEE sur la compatibilit lectromagn tique EN 61326 1997 avec A1 1998 Mat riel lectrique destin l talonnage au contr le et l utilisation en laboratoire Exigences CEM Immunit industrielle missions de cat gorie A EN 61000 4 2 1996 Avec A1 1998 Immunit aux d charges lectrostatiques EN 61000 4 3 1997 Immunit aux champs de radiation EN 61000 4 4 1995 Immunit contre les surtensions lectriques rapides Rafale EN 61000 4 5 1995 avec A1 1996 Immunit contre les surtensions EN 61000 4 6 1996 Immunit conduite EN 61000 4 11 1994 Immunit contre les carts de tension interruptions c
40. Parts List Name Sentry part Kit 2 Flow Distribution Disks and 2 O Rings 6 02503A Resin Bag 2 03972A SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 2 Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 6 0 Warranty Seller warrants products manufactured by it and supplied hereunder to be free from defects in materials and workmanship for a period of twelve months from date of shipment If within such period any such products shall be proved to Seller s satisfaction to be defective such products shall be repaired or replaced at Seller s option Seller s obligation and Buyer s exclusive remedy hereunder shall be limited to such repair and replacement and shall be conditioned upon Seller s receiving written notice of any alleged defect within 10 days after its discovery and at Seller s option return of such product to Seller ex works Sentry s factory The foregoing warranties are exclusive and in lieu of all other express and implied warranties except in title including but not limited to implied warranties of merchantability and fitness for purpose Seller shall not be subject to any other obligations or liabilities whatsoever with respect to products manufactured or furnished by it or any undertakings acts or omissions relating thereto Warranty Conditions amp Limitations This Warranty shall not apply to any Sentry produ
41. TE ET EE NEN EE LESTE Hidden if H por if LUE T and or or if 190 d Your Settings and and Watlow Series 935A User s Manual 57 Prompt Cycle Time Cool Integral Function dE Derivative Function CAL Calibration Offset L 800 Select a value between 0 1 and 60 0 seconds Solid State Relay or Switched DC or 5 0 and 60 0 seconds Electromechanical Relay Select value adjustable between 0 0 and 99 99 minutes repeat Select value adjustable between 0 00 and 9 99 minutes 999 9999 999 9999 Select a value adjustable between 999 and 9999 F or C or 99 9 and 999 9 F or C to eliminate a difference between the displayed temperature and the actual temperature 58 Watlow Series 935A User s Manual Default 5 0 seconds 5 00 minutes repeat 0 minutes 0 C por if 5 hidden and 0 tor if Ip le hidden Hidden if orif orif is hidden Your Settings Prompt Range Default Hidden if Your Settings in Input Type J CERD T Kc CE LA N t c IT 5 S Vc rEg 1 0 RTD rbd 0 1 RTD
42. User s Manual 41 d Wiring a 935A psa RDA ESSE EIEN Saw Figure 15 Wiring the Series 935A A WARNING All electrical wiring and fusing must conform to local and national electric codes Contact local authorities for further information Failure to comply with electric codes could result in injury or death or damage to property Power Wiring Input Wiring IN OTi OT2 PRUA OT OT2 POWER 82 Si VOLTS 1 213 415 617 8 o o o High Voltage Remote Set Point Input IN OT2 POWER IN OT1 OT2 POWER 52 51 24 28 ML NEN VOLTS 12134 7 8 Thermocouple Input A CAUTION Using grounded thermocouples with non isolated output switching devices could introduce ground loops into the control system and possibly damage the controller and product NOTE Torque terminals to 1 36 Nm 12 in Ibs 42 Watlow Series 935A User s Manual Ed A WARNING All electrical wiring and fusing must conform to local and national electric codes Contact local authorities for further information Failure to comply with electric codes could result in injury or death or damage to property DD Ee PP CEE EEE EEE SESE NSE oY SP SRR Output 1 Wiring Output 2 Wiring Internal Circuitry MR RT utr
43. alue lowest displayable set point between Input Type Range Low and Input Range High Input Range High Select highest displayable set point Ranges p 21 Select a value highest displayable set point between input Type Range High and Input Range Low Output 1 Function Choose Output 1 type see Valid Outputs Table p 21 Heat Cool Alarm Remote Front Set Point Panel Lock Output 2 Function Choose Output 2 type dependent on Output 1 choice Heat Cool Alarm Timer Timer None Hr Min Min Sec Display Default Choose the primary last 2 characters and secondary first 2 characters default displays Press to toggle to the secondary display for 15 seconds No Actual Actual Time Time remaining secondary temp temp remaining Set point temperature Actual Set point Time Actual temp temp remaining temp Alarm Type Choose alarm type with output action Process Process Deviation Deviation normally normally normally normally closed open closed open SRT 16 Watlow Series 935A User s Manual NOTE Access to Configuration Menu varies with lockout function 19 Alarm Hysteresis Choose alarm switching band 1 F to 999 F or 1 C to 555 C or 0 1 F to 999 0 F or 0 1 C to 555 0 C Alarm Latch Choose latching or non latching alarms A latching alarm requires press to clear it afte
44. and derivative values for heat and or cool output e Alarm Points 2 and i Select the values for the high alarm point and the low alarm point Alarm points dependent on sensor type high and low ranges reside in the Operations Menu for easy access Select a countdown time value between 00 00 and 99 59 hours minutes or minutes seconds 3 reside in the Configuration Menu for Output 2 Timer Countdown Time FEES Time interval choices and j and Choose to have the Idle Set Point track Primary Set Point or select an Idle Set Point value in F or C between the range low and range values The Idle Set Point is active both before and after the timing sequence The normal or Primary Set Point con trols during the timing sequence e Local Remote Set Point enable the Remote e Goto the PID Menu Go to the Configuration Menu Choose to maintain control with the Primary hoice equals Remote Set Point local Set Point or to Set Point if the Output Choose to Geng to the PID Menu 810 proceed to the Configuration Menu The table on the next page presents this information in graphic form NOTE Not every prompt listed here or on p 11 in the Operations Menu will appear in your unit Prompts vary with lockout function and output set up Whether or not prompts appear in the Operations Menu depends on two features of the Series 935A Lockout function the Lockout Tag funct
45. ansfer 36 Keys K 5 Calibration 34 17 24 27 Factory Restor 34 10 Calibration Offse 13 18 Celsius Fahrenheit 20 18 23 Clearing Alarms 26 27 18 Configuration 16 18 13 Heat 13 Cool f 13 Minutes Seconds 17 28 D Mounting 38 Dead Band 13 Derivative 13 Operations Learning 10 Dimensions 38 39 Ordering Information 51 DIN a mite compatibility 44 50 51 Output 1 Function Freen 3 20 Display Default PREZ 16 20 Output 2 Function 3 20 E Errors 8 37 PID Menu Learning P 12 PID Settings Tweaking 33 F Proportional Band Failure Mode 17 36 Heat 13 Front Panel Loc 20 23 Cool 13 G R Glossary 46 Remote Set Point 20 22 EE AER 48 Watlow Series 935A User s Manual ENEE S 17 28 Set Point 17 28 7 17 28 10 17 28 18 Signal on 17 28 20 Signal Time 17 28 20 Start Timer 17 28 Remote Set Point 22 Immediate 1728 Remote 22 Ge 17 28 C eady Band Silencing Alarms 27 Acknowledge 17 28 EEN Maps Tuning SE 3 Auto tuning 10 32 Bees 23 62 Manual tuning 32 Specifications Troubleshooting 36 Terminal Block Removal 41 Wiring 42 43 Mimer Wiring Examples 44 45 Countdown 10 28 31 Delay off 17 28 Delay on 17 28 Function 17 28 Hours Minutes 17 28 Watlow Series 935A User s Manual 49 Specifications Specifications 2191 Control Mode Auto tune PID PID PD Pl on off Countdown timer h
46. ansportation It is the customer s responsibility to check for missing cartons and sign of damage to cartons If found customer should note missing and or damaged cartons on the delivery receipt and have delivery receipt signed by the representative of the transportation company If unpacking discloses concealed damage from rough handling the customer should request a concealed damage inspection from the transportation company The Sentry Customer Service Department will aid your organization in any claim proceeding for shortages or damages in shipment but it is the 5 responsibility to file claim with the carrier for damage or loss SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 Customer Actions For Claims on Products During the Warranty Period 1 Contact the Customer Service Department at Sentry Equipment Corp Oconomowoc WI Telephone 262 567 7256 to obtain a Return Material Authorization RMA number 2 You will be sent an and a Decontamination Statement that is required to be filled out and returned with the equipment 3 The following information must appear on the outside of the package a number marked on outside of box b Decontamination Statement filled out and attached to outside of box 4 Return defective equipment FREIGHT PREPAID Collect shipments will be refuse
47. chnelle St Be Burst EN 61000 4 5 1995 mit A1 1996 St rfestigkeit gegen berspannung EN 61000 4 6 1996 Geleitete St rfestigkeit EN 61000 4 11 1994 St rfestigkeit gegen Spannungsabfall kurze Unterbrechungen und Spannungsschwankungen EN 61000 3 2 1995 mit A1 3 1999 Harmonische Stromemissionen EN 61000 3 3 1995 mit A1 1998 Spannungsfluktationen und Flimmern 73 23 EEC Niederspannungsrichtlinie EN 61010 1 1993 mit A1 1995 Sicherheitsanforderungen f r elektrische Ger te f r Messungen Kontrolle und Laborgebrauch Teil 1 Allgemeine Anforderungen Declara que el producto siguiente Designaci n Serie 935 N meros de modelo 935 A o B 1C C D o K 0 1 Cualesquiera cuatro letras o n meros Control de temperatura Categor a de instalaci n il Grado de contaminaci n 11 Voltaje nominal 100 a 240 V CA 24 a 28 V x CA o CD Frecuencia nominal 50 60 Hz Consumo de energia nominal 6 VA maximo Clasificaci n Cumple con los requisitos esenciales de las siguientes Directrices de la Uni n Europea mediante el uso de las normas aplicables que se muestran a continuaci n para indicar su conformidad 89 336 EEC Directriz de compatibilidad electromagn tica EN 61326 1997 CON A1 1998 Equipo el ctrico para medici n control y uso en laboratorio Requisitos EMC Inmunidad industrial Emisiones Clase A EN 61000 4 2 1996 con A1 1988 Inmunidad a descarga electrost tica EN 61000 4 3
48. ct which in the opinion of Sentry Equipment Corp has been a altered or repaired in a manner affecting the efficiency of performance of the unit or b incorrectly installed or operated or c damaged in shipment or d damaged by flood or fire or e if the serial number is missing altered or defaced The owner shall be responsible for maintenance of his equipment Wear or damage caused by lack of normal maintenance or by misuse of the equipment shall not be considered as defective workmanship and material Sentry reserves the right to make product design changes or improvements without notice and without imposing any obligation upon itself to install these changes or improvements on its products previously manufactured This warranty is for the sole benefit of the original purchaser and is not transferable unless agreed to in writing by Sentry Equipment Corp Receiving Shipments including loss or damage by transportation It is the customer s responsibility to check for missing cartons and sign of damage to cartons If found customer should note missing and or damaged cartons on the delivery receipt and have delivery receipt signed by the representative of the transportation company If unpacking discloses concealed damage from rough handling the customer should request a concealed damage inspection from the transportation company The Sentry Customer Service Department will aid your organization in any claim proceeding for shortages o
49. d 5 The factory will not process warranty claims until the customer has properly accomplished the above items 6 The Sentry factory may accept the entire claim a part of the claim or none of the claim if our inspection of returned parts proves the failure was for reasons other than defective material or factory workmanship Important Notes 1 Sentry will not be responsible for damage incurred during the return shipment 2 All returns subject to inspection and a 50 00 evaluation fee 3 This RMA is not authorization for credit Credits and or replacements will be issued upon evaluation of returned goods 4 is valid for thirty 30 days from issue date SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 Installation Operation and Maintenance Manual RC 100 Resin Column SPD 6 2 3 Rev 6 1 08 SENTRY EQUIPMENT CORP PO Box 127 Oconomowoc WI 53066 USA Phone 262 567 7256 Fax 262 567 4523 Email sales sentry equip com www sentry equip com SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 TABLE OF CONTENTS SAFETY PRECAUTIONS oinnia iii 10 General Eeer DEE eege 1 2 0
50. d for a control to complete one ON through OFF cycle Dead Band Adjusts the effective cool set point above the primary set point by the dead band value in degrees In cool heat applications dead band prevents continuous cool output action by creating a buffer between heating and cooling output action Delay OFF A Series 935A timer output Output 2 choice that turns the out put OFF at the end of the countdown timer time Delay ON A Series 935A timer output Output 2 choice that turns the out put ON at the end of the countdown timer time Derivative Limits the rate of change of the process to eliminate overshoot in slow or lagging loads de ra Deviation Alarm An offset value which tracks the set point Process changes be yond this value register an alarm condition DIN a mite Watlow family of DIN rail mounted SCR power controllers Droop The difference between the set point and actual values once the system stabilizes ts sansa 46 Watlow Series 935A User s Manual Hysteresis Achange in the process variable required to re energize the control or alarm output Idle Set Point Desired control value before and after timing period Integral Accumulates error to eliminate offset or droop 1 Local Set Point Primary set point not remote ON OFF Control by turning the output full ON uniil set point is reached and then turning OFF until the process error exceeds the hys te
51. does not lock out does not lock out A WARNING When Output 1 is a Front Panel Lock Do not connect a power switching device to Output 1 equipment or property could result Alarm Hysteresis Alarm Latch the output is energized injury or death or damage to Alarm Silencing Failure Mode Set Point Lockout Lockout Tag 18 Watlow Series 935A User s Manual BEES EERE Table 7 Series 935A Lockout Options Three Lockout Options Set Point Lockout ES ee No Lockout Fully Locked AH Operator s Perspective Security Tag RE View Process Yes Yes Yes Yes Yes Yes Yes View Set Point Yes Yes Yes Yes Yes Yes Yes Change Set Point No ves No ves Yes Yes Yes Auto tune NO ves Yes Yes Yes Yes No View Change Operation Menu No Yes Yes Yes Yes NO ves View Change Configuration Menu except tag No Yes Yes Yes NO ves Yes View Change PID ves ves ves Yes Yes Note Front Panel Lockout requires an external hardware switch Fo set up and wiring information see p 23 For more wiring information see p 43 d P PID Menu Configuration Menu excep O Operations Menu except A Auto tune
52. e the control will revert to the previous PID values NOTE Manual tuning is a slow procedure taking from minutes to hours to obtain optimum value CEDENS UAE SE SE Auto tuning Auto tune automatically sets PID parameters for your system 1 Press and for three seconds 2 You ll see 3 Press and hold then selec ing Display reverts to normal aft with or 9 1 will flash to indicate auto tun uto tuning stops auto tuning Figure 7 Auto tuning the Series 935A Set Point Auto tuning occurs at 90 of set point Time in less than or equal to 85 minutes Temperature Manual Tuning For optimum performance tune the Series 935A to your thermal system The settings here are for a broad spectrum of applications your system may have different requirements Tune heating outputs at a set point above ambient temperature Tune cooling outputs at a set point below ambient temp 1 Apply power to the 935A and enter a set point In the Operations Menu 7 must m Begin with these Configuration Menu settings until the upper display temp stabilizes 2 Proportional Band Adjustment Gradually increas at a constant value 3 Integral Adjustment Gradually decrease oscillate or hunt Then slowly increas point 4 Cycle Time Adjustment Set Se as required Faster cycle times sometimes achieve the best system control However if a mechanica
53. eaning of analyzer electrodes refer to manufacturer s literature Cleaning may alleviate problems however we suggest replacing the electrode Frequent attention may be required to calibrate and maintain a marginal electrode SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 4 0 Spare Parts List Recommended Spare Parts Tag No Qty Description p n HTR 1 1 Heater 120V 4 01308T Heater 120V CSA Version 4 05935A Heater 240V 4 05935B FU 1 Fuse Controller 1 2A 4 01235F FU 2 Fuse Heater 120V 15A 4 01235E Fuse Heater 240V 4 012352 SC 1 Gasket Cooler 2 00602B TIC 1 1 Controller Temperature 4 04555Q Vendor Literature SPD 6 2 3 Resin Column Installation and Operating Instructions 16 05040A Configuration of Watlow 935 Controller 4 pages 0600 0015 0000 Watlow Temperature Controller User s Manual SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 5 0 Drawings VENT CHAMBER NEMA 4X ELECTRICAL ENCLOSURE WITH ON OFF SWITCH amp TEMPERATURE CONTROL OPTIONAL CATION OPTIONAL CONDUCTIVITY CELL DEGASSED CATION OPTIONAL CONDUCTIVITY CELL SPECIFIC CONDUCTIVITY CELL OPTIONAL OPTIONAL CELL HOLDER CELL HOLDERS
54. ecommended Action Reversed thermo Change the sensor couple connection leads on Terminals to 1 and 2 Sensor type Go to 3j prompt check mismatch selection see p 20 or check or open RTD RTD replace as necessary Sensor type Go to j prompt mismatch check selection see p 20 Open Thermocouple Check the sensor bad connection or replace as broken wire necessary Electrical noise Cycle power to system See if error clears Check system for electrical interference Control is inoperable Check for line voltage at terminals 7 and 8 e Simply correct the cause Errors are non latching and self clearing For advanced error and troubleshooting information go to p 37 8 Watlow Series 935A User s Manual EERSTEN Learn the Software E Eege Software Organization e Series 935A has three primary menus in addition to a normal display e software reverts to the normal display after 60 5 sec Table 3 Software Organization Display Actual Temperature Set Point or Time Remaining To access the Operations Menu press the lt and keys simultaneously for three seconds 12 Set eHeat PID Functions Dead Band Cool PID Functions Operations 10 Start Stop eAutotune Set Alarm Ranges ETE PAPUA ESE DINE
55. enu set up includes see p 16 Output 1 Output 2 hours minutes iming interval or minutes seconds e Timer Output 2 function can perform one of four possible actions after timing 1 ON also called delay ON 2 Turn off also called delay off 3 Toggle ON also called signal ON 4 Toggle off also called signal off Start timer function choices 1 Immediately sta 2 Startonce inside a ready band 3 Start once inside a ready band EUIS with press without waiting for the Ready Band temp or a 4 Start immediately on control power u gt press Ready band width e Signal above and below set point degrees 4138 if applicable duration seconds Operations Menu set up includes see p 10 Countdown Time f hours minutes or minutes seconds ldle Set Point Type two choices 1 Track primary set point always controls at the set point value 2 Setan idle set point for control when not timing The next page presents this information in graphic format with additional detail 28 Watlow Series 935A User s Manual SE gt gt gt Ed Table 12 Series 935A Timer Functions Settings Configuration Menu Timer set up available only wh Choose time in hr min or min sec Delay ON Delay OFF Signal ON Signal OFF
56. erator Control Actions With the oven idling at 75 F the chef starts the preheat cycle with a amp press The display immediately shows 30 00 with the colon ON steadily The RDY LED is off Series 935A begins to control to the 350 F bake set point Asthe actual oven temperature increases to within the Ready Band at 350 F 10 F the RDY LED turns on The chef loads the oven and presses B to acknowledge the Ready Band and thereby start the bake cycle Time starts counting down Actual temperature displays for 15 seconds after the amp 3 key is press Then time displays with the colon flashing If temperature deviates out of the Ready Band less than 340 F or more than 360 F timer countdown will pause but will con tinue as soon as temperature re enters the ready band When time reaches 00 00 Output 2 turns on for 10 seconds sounding the audible indicator The chef can stop the audible indica tor by pressing The Series 935A then automatically shifts to the 75 F idle set point SMC SA aE NEMPE MANN ERED gt gt gt Watlow Series 935A User s Manual 31 Alarm Range High Countdown Timer idle PID Configuration not visible at factory default N CAUTION Successful Series 935A auto tuning requires 3 oscillations thru the 90 set point in 85 min or less If the system cannot perform the oscillations in that tim
57. ered trademark of ITW Paktron GE Eegen EE Watlow Series 935A User s Manual 51 Declaration of Conformity Series 935 WATLOW Winona Inc 1241 Bundy Boulevard Winona Minnesota 55987 USA Declares that the following product English Designation Model Numbers Series 935 935 A or B 1C C D or K 0 or 1 Any four letters or numbers Temperature control Installation Category Il Pollution degree 100 to 240 V ac or 24 to 28 V ac or dc 50 or 60 Hz 6 VA maximum Classification Rated Voltage Rated Frequency Rated Power Consumption Meets the essential requirements of the following European Union Directives by using the relevant standards show below to indicate compliance 89 336 EEC Electromagnetic Compatibility Directive EN 61326 1997 With A1 1998 Electrical equipment for measurement control and laboratory use EMC requirements Industrial Immunity Class A Emissions EN 61000 4 2 1996 With A1 1998 Electrostatic Discharge Immunity EN 61000 4 3 1997 Radiated Field Immunity EN 61000 4 4 1995 Electrical Fast Transient Burst Immunity EN 61000 4 5 1995 With A1 1996 Surge Immunity EN 61000 4 6 1996 Conducted Immunity EN 61000 4 11 1994 Voltage Dips Short Interruptions and Voltage Variations Immunity EN 61000 3 2 1995 With A1 3 1999 Harmonic Current Emissions EN 61000 3 3 1995 With A1 1998 Voltage Fluctuations and Flicker 73 23
58. eries 935A User s Manual 39 1 a panel cutout using the dimensions in Figure 9 38 2 Insert the 935A into the cutout Check to see that the gasket is not twisted Make sure the rounded side of the D shaped external case gasket faces the panel surface and the gasket is fully seated in its bezel channel See Figure 12 3 While pressing the bezel firmly against the panel slide the mounting collar over the back of the control The tabs on the collar must line up with the mounting ridges on the case for secure installation See Figure 12 again 4 Slide the collar firmly against the back of the panel getting it as tight as possible Make sure you cannot move the case within the cutout if you can you do not have a IP65 NEMA 4X seal 5 Make sure you have a tight seal Use your thumb to lock the tabs into place while pressing the case from side to side Don t be afraid to apply enough pressure to install the con trol The tabs on each side of the collar have teeth which latch into the ridges See Figure 12 Each tooth is staggered at a different depth from the front so only one of the tabs on each side is ever locked into the ridges at any time 6 Look at Figure 13 you see that the tabs on one side of the collar correspond with those on the opposite side Be sure only the two corresponding tabs are locked in the ridges at the same time If the matching tabs are not holding the case no IP65 NEMA 4X seal exis
59. es The Winona operation has been designing solid state electronic control devices since 1962 and has earned the reputation as an excellent supplier to original equipment manufacturers These OEMs and end users depend upon Watlow Winona to provide compatibly engineered controls that they can incorporate into their products with confidence Watlow Winona resides in a 100 000 square foot marketing engineering and manufacturing facility in Winona Minnesota Warranty The Watlow Series 935 is warranted to be free of defects in material and workmanship for 36 months after delivery to the first purchaser for use providing that the units have not been misapplied Since Watlow has no control over their use and sometimes misuse we cannot guarantee against failure Watlow s obligations hereunder at Watlow s option are limited to replacement repair or refund of purchase price and parts which upon examina tion prove to be defective within the warranty period specified This warranty does not apply to damage resulting from transportation alteration misuse or abuse Returns Call or fax your distributor or the nearest Watlow sales office for best information about returns See outside back cover To return directly to Watlow Winona in the U S first call or fax Customer Service for a Return Material Authorization RMA number telephone 1 507 454 5300 fax 1 507 452 4507 Put the RMA number on the shipping label along with
60. intek Bldg FI 4 Unit P Shanghai 200051 China Telephone 86 21 6229 8917 Fax 86 21 6228 4654 Watlow Japan Ltd K K Azabu Embassy Heights 106 1 11 12 Akasaka Minato ku Tokyo 107 0052 Japan Telephone 81 03 5403 4688 Fax 81 03 5403 4646 Watlow Korea Co Ltd Hanil Bldg 3rd Floor 210 5 Yangje Dong Seocho Gu Seoul 137 130 Korea Telephone 82 2 575 9804 Fax 482 2 575 9831 Watlow Malaysia Sdn Bhd 38B Jalan Tun Dr Awang 11900 Bayan Lepas Penang Malaysia Telephone 60 4 641 5977 Fax 460 4 641 5979 Watlow Singapore Pte Ltd Ayer Rajah Crescent 03 23 Ayer Rajah Industrial Estate Singapore 139949 Telephone 65 773 9488 Fax 65 778 0323 Watlow Electric Taiwan 10F 1 No 189 Chi Shen 2nd Road Kaohsiung Taiwan Telephone 886 7 288 5168 Fax 886 7 288 5568
61. ion masks prompts from view in the various menus If you cannot see a prompt you can make no change See Using Lockout Functions p 18 for more information e Output 1 and 2 Configuration some outputs are mutually exclusive For example if Output 1 is Alarm then Output 2 cannot be Timer Therefore the Operations menu will have no timer related prompts See the Valid Output Functions Table p 3 or Setting Up Inputs and Outputs p 20 ssepius 10 Watlow Series 935A User s Manual gt PSE NED SUS SSNS SRS Table 4 Operations Menu Overview To enter the Operations Menu press the gt and keys simultaneously for three seconds will flash during auto tuning Auto tune Start the auto tune action to automatically select a set of viable PID values NO YES Alarm Low Select a low alarm point adjustable between Off Range Low and Alarm High Alarm High Alarm High Select a high alarm point adjustable between Alarm Low and Range High or OFF Alarm Low Countdown Timer Select a countdown time duration 00 00 to 99 59 Hrs Min or Min Sec Idle Set Point Type Choose to track set point or select a separate idle set point adjustable between Range Low and Range High Wie view the idle set point from the set point display wi
62. l contactor or solenoid is switching power to the load a longer cycle time will minimize wear on relays 5 Derivative Adjustment Increas to 0 10 minute Then raise set point by 20 to 30 F or 11 to 17 C Observe approach to set point If load temperature overshoots increase by 0 50 minute Raise set point by 20 to 30 F or 11 to 17 C and watch approach again Repeat until sys tem rises to new set point appropriately 6 Calibration Offset Adjustment Enter th offset value you want Calibration offset adds or subtracts degrees from the value of the input signal from 30 00 until the display temperature begins to ntil the upper display stabilizes again near set 32 Watlow Series 935A User s Manual m kein PID Menu Set up Heat Proportional Band Hysteresis Cycle Time Dead Band Set up Cool S Proportional Ban Hysteresis NN Cycle Time Set up General Integral Derivative VN A Calibration Offset SRM ESR 10 11 12 SEENEN If Proportional Band Set Dead Band Fine Tune the PID Settings Le gt The Series 935A will provide on off control with the hysteresis vi selected and no proportioning Proportional Bands should be decreased for tighter control but increased to eliminate oscillations Cycle Time Heat is limited
63. l except one of the possible displayed error messages are input related Alarm Hysteresis If you see cycle power to the controller If the error persists call the factory Be aware of the difference between U S and Alarm Latch European thermocouple color colour codes Reversed polarity input leads is one of Alarm Silencing the most common errors Incorrect software input choice at the Configuration Menu npu is another common error When calling the factory for help please have rom Failure Mode prompt Timer Function 4 The model number of the control 2 photocopy of pages 55 to 62 with the settings Start Timer from your control if possible 3 Specifications of devices directly interfaced with the control Timer Ready Band SH Signal Time Set Point Lockout Lockout Tag GE 36 Watlow Series 935A User s Manual Table 13 Error Codes and Actions Probable Cause Display Recommended Action Reversed thermocouple Change the sensor A D connection to leads on Terminals 1 and 2 under flow Sensor type Go to In prompt check selection see p 20 Sensor mismatch or open RTD or check RTD replace as necessary under range Sensor type Go to In prompt Sensor mismatch check selection see p 20 over range Open Thermocouple bad Check the sensor
64. lect a parameter While pressing the SET key select a value with the UP and DOWN keys Parameter Value Description In H Change the input to a type K thermocouple Unit of Measure enter C if desired 012 ALM Set output 2 as an alarm output Alty Prnc Alarm type is a Process Normally Closed s LAt yes or no yes Latching Alarm requires pressing SET to clear no Non latching Alarm self clears heat Set output 1 function as HEAT tAg Clear initial value PCOA and leave blank sets lockout to full access Sentry default is a non latching alarm 6 Return to the Temperature Display by pressing the UP and DOWN keys simultaneously for 3 seconds 7 Enter the Operations menu by pressing the UP and DOWN keys simultaneously for 3 seconds 8 Select the Ah1 menu by pressing the UP key While pressing the SET key use the UP and DOWN keys to set the high alarm set point to 110 C 230 F 9 Return to the Temperature Display by pressing the UP and DOWN keys simultaneously for 3 seconds 10 Enter the Operations menu by pressing the UP and DOWN keys simultaneously for 3 seconds Select the Pid menu by pressing the UP key While pressing the SET key use the UP key to select yes Set up the following parameters Note Use the UP and DOWN keys to select a parameter While pressing the SET key use the UP and DOWN keys to change the set point SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip c
65. limit their use to their intended purpose Improper selection installation or use can cause personal injury or property damage Sentry does not warrant against erosion and corrosion Sentry makes no claims regarding suitability for specific use and provides no warrantee regarding material compatibility of elastomers in specific services Hot Surfaces This equipment may have very hot surfaces If an operator contacts a hot surface injury may occur Use protective clothing to prevent injury If other equipment comes in contact with a hot surface damage to the equipment may occur Ensure the area around this equipment is kept clear to prevent damage from occurring High Pressures This equipment may contain fluids at very high pressures Prior to installing removing or maintaining this equipment ensure that the equipment is isolated from all connecting piping the equipment is de pressurized the contents have been drained and the equipment is cool SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com iv Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 1 0 2 0 General Description To ensure the protection provided by this equipment is not impaired this equipment must not be installed or used in any manner other than that which is specified in this manual The Sentry Degassed Cation Conductivity Panel is available in various configurations with and
66. moving parts that is used in pairs to control AC voltages within one cycle SCRs control voltage from a power source to the load by burst firing also called zero cross firing or phase angle firing SSR Solid State Relay A solid state switching device that switches current ON and OFF It has no moving parts Thermal System A regulated environment consisting of a heat source heat trans fer medium sensing device a control instrument and a redun dant control device limit Thermocouple temperature sensing device made by joining two dissimilar met als This junction produces an electrical voltage in proportion to the difference in temperature between the hot junction and lead wire connection to the sensing device cold junction Undershoot The amount a process variable falls below set point before stabi lizing UNUM OS gt GaN gt gt gt Watlow Series 935A User s Manual 47 Index PES PEIN BRE NE NEP BE UR NEU DU A LEE STE REEL TE TE Auto tune 10 32 Hours Minutes 222 16 28 Alarms Hysteresis Alarm High 10 24 Alar 17 24 Alarm Low 10 24 Heat 13 Alarm 24 Cool 13 Clearing Alarms 26 27 Deviation 24 Hysteresis 24 idle 10 Latc 24 Idle Set Point Track 10 Learning 24 Input Range Low 20 Process 24 Input Range High 20 Setting 26 Input Typ 21 Silencing 24 Integral 13 Bumpless Tr
67. om www sentry equip com 2 DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 Parameter Value Set Point Description Pb h 17 Proportional band heat Ct h 2 5 Cycle Time heat It 2 75 Integral De Derivative 12 Return to the Temperature Display by pressing the UP and DOWN keys simultaneously for 3 seconds 13 While pressing the SET key use the UP and DOWN keys to set the target set point to 108 C 226 F SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com Series 935A User s Manual Temperature Controller with Countdown Timer CUSTOMER SATISFACTION N _ E Vu WATLOW 1241 Bundy Boulevard P O Box 5580 Winona Minnesota USA 55987 5580 U S English Phone 1 507 454 5300 Fax 1 507 452 4507 http www watlow com Registered Company Winona Minnesota USA 0600 0015 0000 Rev L 15 00 January 2002 Supersedes 0600 0015 0000 Rev K A Safety Alert CAUTION or WARNING A Electrical Shock Hazard CAUTION or WARNING Safety Information in this Manual Note caution and warning symbols appear throughout this book to draw your attention to important operational and safety information A NOTE marks a short message to alert you to an important detail A CAUTION safety alert appears with information that is important for protecting your equipment and performance
68. only time lag type 2A 250V Power consumption 6VA maximum Data retention upon power failure via non volatile memory Switching supply speed 45kHz 5kHz Operating Environment 0 to 65 C 32 to 149 0 to 90 RH non condensing Storage Temperature 40 to 85 C 40 to 185 F Terminals Touch safe set screw type accepts 0 5 to 4mm 22 to 12 AWG wire Torque to 0 1 Nm 4 5 in Ibs Controller Weight 113 g 4 0 02 Shipping Weight 207 g 7 3 02 These specifications are subject to change without prior notice Ordering 935A EE I PEI EE EERE PPS SES EEE SERIE LS IEEE gt Ordering Information 2192 93 5 1 0 Single thermocouple or RTD DIN input dual output singlie display temperature control with time function and four digit display Remote Inputs A Remote set point input or front panel lock input in place of output 1 B Separate input for remote timer start or front panel lock Output 1 Remote Input Switched de logic signal non isolated Watlow DIN a mite amp power controller compatible Optionally used for remote set point input or front panel lock input for Remote Input A option only Output 2 Switched de logic signal non isolated Watlow DIN a mite power controller compatible D Electromechanical relay
69. ound this equipment is kept clear to prevent damage from occurring High Pressures This equipment may contain fluids at very high pressures Prior to installing removing or maintaining this equipment ensure that the equipment is isolated from all connecting piping the equipment is de pressurized the contents have been drained and the equipment is cool SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com iv DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 1 0 2 0 General Description The Sentry RC 100 Resin Column is a resin filled column that converts positive ions in the solution into hydrogen ions By measuring the conductivity of the solution immediately before and after it has passed through the Resin Column comparisons can be made between Specific Conductivity before Resin Column and Cation Conductivity after Resin Column The RC 100 is made from virgin polycarbonate Delrin polyethylene and nitrile selected to ensure accurate sampling The column is refillable with pre measured resin bags Sentry part 2 039724 Installation This equipment must not be installed or used in any manner other than that which is specified in 3 0 this manual Read and understand all warnings and instructions before proceeding with installation Assembly This package contains 1 resin column 2 mounting clamps 2 pair of quick disconnect fittings and 1
70. ours minutes minutes seconds Timer output modes Delay off Delay on Signal off Signal on Agency Approvals UL C UL 508 Listed File E102269 P65 NEMA 4X rated front panel CE approved 89 336 EEC Electromagnetic Compatibility Directive EN61326 Industrial Immunity Class A Emissions 73 23 EEC Low voltage Directive EN 61010 1 1993 Safety Operator Interface Single seven segment digital display factory selectable red or green Outputs operation annunciators three discrete LEDs Three tactile feedback momentary switches Front panel lock dry contact closure disables front panel operation Accuracy 40 25 of span 1 LSD or Types 5 and T thermocouple lt 200 C 0 32 of span 1 LSD typical Ambient Rejection lt 0 15 C C rise in ambient Types 5 and T thermocouple lt 0 47 C C rise in ambient typical Sensors Inputs Sensor input sampling rate 10 samples second 10 2 Type E J K N S and T thermocouple grounded or ungrounded junction RTD 1000 platinum two wire DIN curve Remote set point input field selectable 0 5V dc scalable 10kQ input impedance Remote Input Option A only Remote timer start dry contact closure initiates timer start Remote Input Option B only Input Range Specified temperature ranges represent the controller s operational span Thermocouple Type E 200 to 799 C 328 to 1470 F
71. ourtes et variations de tension EN 61000 3 2 1995 avec A1 3 1999 Emissions de courant harmoniques EN 61000 3 3 1995 avec A1 1998 Fluctuations et vacillements de tension Directive 73 23 CEE sur les basses tensions EN 61010 1 1993 avec A1 1995 Normes de s curit du mat riel lectrique pour la mesure le contr le et l utilisation en laboratoire t re partie Conditions g n rales Warentest 52 Watlow Series 935A User s Manual Erklart dass das folgende Produkt Deutsch Bezeichnung Serie 935 Modell Nummern 935 A oder B 1C C D oder K 0 oder 1 Beliebige vier Ziffern oder Buchstaben Klassifikation Temperaturregler Installationskategorie Verschmutzungsgrad Nennspannung 100 bis 240 V ac oder 24 bis 28 V AC oder DC Nennfrequenz 50 60 Hz Nennstromverbrauch 6 VA max Erf llt die wichtigsten Normen der folgenden Anweisung en der Europaischen Union unter Verwendung des wichtigsten Abschnitts bzw der wichtigsten Abschnitte die unten zur Befolgung aufgezeigt werden 89 336 EEC Elektromagnetische Kompatibilitatsrichtlinie EN 61326 1997 mit A1 1998 Elektrisches Ger t f r Messung Kontrolle und Laborgebrauch EMV Anforderungen St rfestigkeit Industriebereich Klasse A Emissionen EN 61000 4 2 1996 mit A1 1998 St rfestigkeit gegen elektronische Entladung EN 61000 4 3 1997 St rfestigkeit gegen Strahlungsfelder EN 61000 4 4 1995 St rfestigkeit gegen s
72. pedance oig 2 NOTE Sensor required on Terminals 1 and 2 Ki WARNING All wiring and fusing must conform to local and national electric codes Contact local authorities for further information Failure to comply with electric codes could result in injury or death or damage to property a em RN Nac aera 22 Watlow Series 935A User s Manual Set Up Front Panel Lockout Configuration Menu To Set Up Front Panel Lock i 1 Install an external switch Input Type 2 Wire the control per the example below and the information on p 42 45 Celsius Fahrenheit Goto 2 the and choose Table 9 Using Front Panel Lock View Process Yes View Set Point Yes Change Set Point No Auto tune No Reset Alarm Yes View or Change Operation No Menu Except Config Menu View or Change Configuration No Menu Except Tag M View or Change PID Menu No Failure Mode Figure 6 Front Panel Lock Wiring See p 43 for more wiring information Closed switch locked amp Timer Function Start Timer POWER 1 OT2 Timer Ready Band sem 617 8 Signal Time 4 60 to 700 0 5w resistor See Caution Set Point Lockout Output 1 Front Panel Lock Lockout Tag WARNING When Output 1 is a
73. r 1 C to 555 C or in tenths of degrees 0 1 F to 999 0 F or 0 1 C to 555 0 CH ELE PSE ENS SOE NONIS EEE EERE Default none Ac Prne 3 F or 2 Hidden if EAD 27 por if 1 and or CBee ALIA 1 and or 2 ALET Your Settings Configuration Menu Prompt CRE Alarm Latch C5 iL Alarm Silencing Input Failure Mode Timer Output Function Start Timer Function 249 Timer Ready Band Range YES Choose YES for a Latching Alarm YES Choose YES fora Silenced Alarm on start up or silencing during operation Choose Bumpless Transfer or Percent Power dL on 6 59 Choose Delay ON Delay OFF Signal ON or Signal OFF PL Uc Choose Immediate Ready Band Ready Band Acknowledge or Power 0 999 80 9990 00 5550 8959 or c 49 then select a value in whole degrees 0 F to 999 F or 0 C to 555 C or in tenths of degrees 0 0 F to 999 0 F or 0 0 C to 555 0 C Default Bumpless Delay OFF Immediate O F 0 C Or if Hidden if Your Settings tj ER9 or if 1 and or 0 02 ALP il H ERY or if 1 and or BEe A
74. r damages in shipment but it is the receiver s responsibility to file claim with the carrier for damage or loss SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 3 DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 Customer Actions For Claims on Products During the Warranty Period 1 2 Contact the Customer Service Department at Sentry Equipment Corp Oconomowoc WI Telephone 262 567 7256 to obtain a Return Material Authorization RMA number You will be sent an RMA and a Decontamination Statement that is required to be filled out and returned with the equipment The following information must appear on the outside of the package a number marked on outside of box b Decontamination Statement filled out and attached to outside of box Return defective equipment FREIGHT PREPAID Collect shipments will be refused The factory will not process warranty claims until the customer has properly accomplished the above items The Sentry factory may accept the entire claim a part of the claim or none of the claim if our inspection of returned parts proves the failure was for reasons other than defective material or factory workmanship Important Notes 1 Sentry will not be responsible for damage incurred during the return shipment 2 All returns subject to inspection and a 50 00 evaluation fee 3 This RMA is not authorization for credit
75. r outlet Connect Electrical Wiring Connect plant electrical supply wiring of ample rating as indicated on the Electrical Wiring Diagram Fig 2 Start up and Operation refer to General Arrangement Drawing Fig 1 Unit will be hot during normal operation Initiate sample flow through the reboiler Adjust sample flow to 100 150 cc min Turn the heater power switch SW 1 to ON Verify that the indicator lamplights and the display on the controller are functioning NOTE The indicator will cycle on and off with the heater NOTE The Degas chamber may show signs of the insulation coating bubbling This is acceptable and does not affect the insulation performance or functionality SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 3 0 Allow sample to flow for approximately one day to stabilize The controller has been preprogrammed at the factory If additional trimming of the controller is required the heat range setting should be between 106 C to 108 C based on sample flow rate When the heater and flow rate are set properly a constant column of water vapor should be visually identifiable If no vapor is seen the flow rate must either be reduced or the temperature must be increased until the column of steam is constant If droplets of hot boiling water are seen venting from the re boiler the heater i
76. r the alarm condition clears NO YES Alarm Silencing Choose to silence alarms on startup or not SC silence an alarm with a press NO YES Failure Mode Choose output action after a sensor failure Bumpless transfer provides a smooth transition to percent power control without output state change Bumpless Percent Power Timer Output Function Choose output function for the end of the timer Delay ON Turn ON Delay Off Turn off Signal ON Toggle ON Signal off Toggle off Delay Delay Signal Signal on Off On Off Start Timer Function Choose the start timer conditions Immediate start on press 8 press and Actual temp is inside the Ready Band press plus Actual temp is inside the Ready Band then acknowledge with 2 press immediate start on power up without waiting for the Ready Band temp or a 4 press Immediate Ready Ready Power Acknowledge Timer Ready Band select ready band high low values O F 999 F 0 C to 555 C or 0 0 F to 999 0 F or 0 0 C to 555 0 C select a Signal ON or Signal off time duration to trigger an annunciator or other action at completion of Signal Time If countdown time 1 sec to 99 59 min sec Set Point Lock Choose to lock the Primary Set Point from change not view NO YES Lockout Tag Choose
77. r the flow indicator FICV 1 inlet or at the bottom of the boiler tube depending on model purchased Both connections are 1 4 tube compression fittings Clean and deburr all connecting pipe and tubing before installing SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 NOTE Samples supplied to DCCP should be cooled to preferably 25 77 F and pressure controlled by either a backpressure regulator or head cup to maintain a constant sample flow rate If you have purchased the DCCP without factory mounted cell holders refer to Figure 1 for proper cell mounting and drain piping configurations Cell holders must be installed in an orientation that maintains the water level in the degas chamber near the cross over section of the degas chamber To accomplish this the sample outlet from the panel must be even with the cross over section of the degas chamber It is important to follow these instructions to obtain accurate conductivity measurements NOTE Improper venting of steam from degas chamber or improper cell holder locations may adversely effect the operation of the unit Connect Cooling Water Connect the cooling water inlet piping to the bottom of the cooler 3 8 NPT and cooling water outlet to the top 3 8 NPT See Figure 1 NOTE Throttling of cooling water flow should be done at the coole
78. rate this equipment without reading understanding and following the proper Sentry Equipment Corp instructions Otherwise injury or damage or both may result NOTICE The information contained in this document is subject to change without notice Sentry Equipment Corp its employees agents and the authors of and contributors to this document specifically disclaim all liabilities and warranties express and implied including warranties of merchantability and fitness for a particular purpose for the accuracy currency completeness and or reliability of the information contained herein and or for the fitness for any particular use and or for the performance of any material and or equipment selected in whole or part with the user of or in reliance upon information contained herein Selection of materials and or equipment is at the sole risk of the user of this publication This document contains proprietary information No part of this document may be photocopied or reproduced without the prior written consent of Sentry Equipment Corp Sentry Equipment Corp 966 Blue Ribbon Circle North PO Box 127 Oconomowoc WI 53066 Phone 262 567 7256 Fax 262 567 4523 Normal business hours 7 00 a m to 4 30 p m CST U S Central Time Monday through Friday SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 SAFETY
79. rein and or for the fitness for any particular use and or for the performance of any material and or equipment selected in whole or part with the user of or in reliance upon information contained herein Selection of materials and or equipment is at the sole risk of the user of this publication This document contains proprietary information No part of this document may be photocopied or reproduced without the prior written consent of Sentry Equipment Corp Sentry Equipment Corp 966 Blue Ribbon Circle North PO Box 127 Oconomowoc WI 53066 Phone 262 567 7256 Fax 262 567 4523 Normal business hours 7 00 a m to 4 30 p m CST U S Central Time Monday through Friday SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com SEHR DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 SAFETY PRECAUTIONS Please read the entire manual before attempting to unpack set up or operate this product Pay careful attention to all warnings cautions and notes Failure to do so could result in serious personal injury or equipment damage Use of Hazard Information If multiple hazards exist the signal word corresponding to the greatest hazard shall be used Definitions DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Indicates a potentially hazardous situation which if not avoided could result in death or
80. require the operator to clear them with press after the process returns to a safe or non alarm condition Non latching alarms self clear See Table 11 27 Silenced Alarms provide a means to clear the alarm output with a press even if the alarm condition still exists The flashing message will persist until the alarm condition ceases See Table 11 alarms are disabled no message or output on startup until the safe area is reached nd Alarm High and Low Points alarms will trigger Alarm hyst 11 page 27 in the Operations menu determine where sis mines where an alarm condition clears See Table Clear an Alarm that is latched or silence able requires the operator to press the 9 key after the returns to a safe or non alarm condition Non latching alarms self clear See Table 11 Table 10 p 25 and Table 11 p 27 illustrate the Series 935A alarm features yen es tant ieee a gt gt 24 Watlow Series 935A User s Manual Table 10 Alarm Functions Alarm Type gt Non Alarm State LED off Alarm Output Alarm State LED on Alarm Output Status Deviation Alarm SE Process Alarm Deviation Deviation Process Process normally normally normally normally closed open closed open Silenced Alarm State LED off Alarm Output Status Power Off State LED off Alarm Output Status Function A de
81. resin refill bag Remove the quick disconnect fittings from the plastic bag and install them in the column using a liquid type thread sealant Do not use Teflon tape The other end of the quick disconnect is designed to be used with 1 8 I D tubing Locate the 2 quick release mounting brackets as required on 14 1 4 centers Filling Fill the resin column per the instructions on the resin refill bag Sentry part 2 039724 Sentry recommends replacing the flow distribution disk and o ring at every other refill These parts be obtained by Sentry part 6 025034 Operation The Resin Column is designed for water flow from top to bottom Color change of the Resin will progress from the top to the bottom with use When the color change reaches the color indicator on the label see Figure 1 it is time to change the Resin SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 1 DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 50 Maintenance Figure 1 Removable Cap Barbed Quick Disconnect for 1 8 LD Tubing 1 8 FNPT 18 5 16 14 1 4 465mm 361 95mm Porous Disk SY O Ring Seal N b 3 Color Indicator Corrosion Resistant Quick Release Mounting Brackets Maintenance consist of changing resin porous disc and O Rings when color change reaches Color Indicator 6 0 Spare
82. resis Operations Menu Series 935A software menu provides a location to start auto tune set alarm points set countdown time choose an idle or normal set point type choose a local or remote set point input and to go to the PID or Configuration Menus Overshoot The amount a process variable exceeds set point before stabiliz ing Percent Power Control Open loop control with output power set at a particular level PID Proportional Integral Derivative A control mode proportional action sets the system integral reduces droop derivative re duces overshoot and undershoot PID Menu The first software sub menu of the Series 935A Operations Menu provides a location to manually set values for proportional band hysteresis cycle time integral derivative and calibration offset Process Alarm A fixed value independent of set point Process changes beyond this value register an alarm condition Process Error The difference between the set point and the actual process Proportional Output effort proportional to the error from set point If the pro portional band is 20 and the process is 10 below set point the heat proportioned effort is 50 The lower the Pb value the higher the gain Proportional Band A range in which a control s proportioning function is active See PID Range The area between two limits in which a quantity or value is mea sured Usually expressed in terms of lower and upper limits
83. rt up Alarm Low A value from input Range Low to At the Range Low value a press displays and isables Alarm High A value from j to input Range High At the Range High value a press displays f and j disables sama aa at SAU RE ae NES Watlow Series 935A User s Manual 27 Ge 4 Learn the Countdown Timer Re PEERS eT EEN Configuration Menu S Input Type Celsius Fahrenheit Input Range Low Input Range High Output 1 Function Output 2 Function Display Default Timer Ready Ban lt Signal Time Operations Menu Auto tune Countdown Timer Idle eres sec ee gt gt gt gt gt Ed e timer requires Output 1 to work as either heat or as a cool output e The 935A timer is a function of Output 2 which depending on your unit s model number can be ei ther switched dc electromechanical relay or solid state relay e Hours minutes hh mm or minutes seconds mm ss choices reside in Output 2 Timer set up occurs in two locations in the Configuration Menu and the Operations Menu gt starts the timer stops the timer 2 choices set up the timer display see p 16 e LED colon flashes when timer runs LED colon ON steadily when timer is not running Configuration M
84. ry 2002 by Watlow Winona Inc with all rights reserved 2190 2 Where to find it Table of Contents eterne tor rue Page IntrOQUctiOri tro tet reinen 2 How Keys Work EE 4 Begin Controlling 6 Set Point Change sss 7 Simple Error Response 8 Software Map Learn 9 Operations Menu Learn 10 PID Menu Learn 12 Configuration Menu Learn 16 Lockout Functions EN 18 Setting Up Inputs and Muss xs 20 Remote Set Point 22 Front Panel Lockout 23 Alarms Lem seii t e rene ctn 24 Alarms Setting and Clearing 26 Timer 28 Timer Setting ue 30 Timer Example 31 Auto t ning WE 32 PID Fine tuning eese 33 Calibrating EEN 34 Errors and Troubleshooting 36 MOUNTING ene reet 38 Dimensions 39 Installing 40 Terminal Block Removal 41 geed EE 42 Wiring Examples 44 Glossary E 46 Je E em 48 Specifications EE 50 Ordering Information
85. s either set too high or the flow rate is too low and one or the other or both may have to be adjusted Adjustment must always be set in the above specified ranges for flow rate and temperature settings never go below or above these design parameters Burn Hazard Boiling water over the top of the degas chamber can cause burns Maintain appropriate sample flow rates and temperature set points System Shutdown The system is designed to provide simple methods of shutdown When shutting down the reboiler for service close the sample inlet valve If the sample cooler is to be serviced close the cooling water inlet and outlet isolation valves When servicing the reboiler or any electrical device main power must be turned off to eliminate the possibility of personal injury Maintenance Potential Fire Hazard Replace fuses only with the same fuse type and ratings Electrical Shock Hazard Disconnect all power before servicing Burn Hazard Isolate sample and allow unit to cool before servicing Degas chamber could be full of water and burn operator when servicing On a routine basis check all connectors valves and other components for signs of leakage Repair as required SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 Analyzer Electrodes A routine schedule should be used for replacement and or cl
86. ser s Manual Dual Output Single Input Type J K T N S E Thermocouple 1 RTD or 0 1 RTD Output 1 Switched N Heat Cool Alarm Remote Front Set Point Panel Lockout Output 2 Electromechanical Relay Switched dc or Solid state Relay be Heat Cool Alarm Timer None Hr Min or Min Sec The function of Output 1 determines Table 7 Valid Output Functions the options available for Output 2 First select Output 1 Then select Output 2 First select the function of Output 1 Heat None Cool Alarm Timer Refer to the table right then select Cool None Heat Alarm Timer the function of Output 2 Alarm None Heat Cool Remote Set Point Heat Cool Front Panel Lock Heat Cool Alarm None Heat Cool Alarm Watlow Series 935A User s Manual REIN TTS ER SETI ESOS TOE SENT EERE SETI ID EOI OIE SES EEE HUN d 3 Read or change You can simply Read the normally displayed actual temperature or Press and hold to read the set point Or 1 Press and hold and simultaneously for three seconds to move to a software menu 2 Press and hold 8 to display a choice or value While continuing to press press gt or 53 to choose new data or select a new value
87. serious injury Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage NOTE Information that requires special emphasis SHALL This word understood to be mandatory SHOULD This word understood to be advisory SENTRY EQUIPMENT CORP 262 567 7256 Fax 262 567 4523 sales sentry equip com www sentry equip com 111 DCCP Degassed Cation Conductivity Panel SPD 1 43 2 Rev 8 It is solely the responsibility of the user through its own analysis and testing to select products suitable for their specific application requirements ensure they are properly installed ensure that they are safely applied ensure they are properly maintained and limit their use to their intended purpose Improper selection installation or use can cause personal injury or property damage Sentry does not warrant against erosion and corrosion Sentry makes no claims regarding suitability for specific use and provides no warrantee regarding material compatibility of elastomers in specific services Hot Surfaces This equipment may have very hot surfaces If an operator contacts a hot surface injury may occur Use protective clothing to prevent injury If other equipment comes in contact with a hot surface damage to the equipment may occur Ensure the area ar
88. such product to Seller ex works Sentry s factory The foregoing warranties are exclusive and in lieu of all other express and implied warranties except in title including but not limited to implied warranties of merchantability and fitness for purpose Seller shall not be subject to any other obligations or liabilities whatsoever with respect to products manufactured or furnished by it or any undertakings acts or omissions relating thereto Warranty Conditions amp Limitations This Warranty shall not apply to any Sentry product which in the opinion of Sentry Equipment Corp has been a altered or repaired in a manner affecting the efficiency of performance of the unit or b incorrectly installed or operated or c damaged in shipment or d damaged by flood or fire or e if the serial number is missing altered or defaced The owner shall be responsible for maintenance of his equipment Wear or damage caused by lack of normal maintenance or by misuse of the equipment shall not be considered as defective workmanship and material Sentry reserves the right to make product design changes or improvements without notice and without imposing any obligation upon itself to install these changes or improvements on its products previously manufactured This warranty is for the sole benefit of the original purchaser and is not transferable unless agreed to in writing by Sentry Equipment Corp Receiving Shipments including loss or damage by tr
89. temperature and the actual process temperature value Watlow Series 935A User s Manual 33 dion Calibration Menu 1250 1200 1380 _ Quick Calibration Restore Press all three keys simultaneously until appears in the display press 62 once and will appear in the display Press and hold G3 the display will show press to change display to Tae Press and hold gt and for 3 seconds to exit the menu NOTE Restore Factory Calibration ores fact calibration values to all calibration prompts Calibrating the 935A SU EAE ESB CNS PSN AN TORT Calibration requires a precision millivolt source with thermocouple compensation an adjustable 0 10 volt source and a decade resistance box and calibrate the thermocouple span i calibrates the ambient compensation e and 3 calibrate the RTD span OV is required when calibrating for remote set point calibration 5V is required when calibrating for remote set point calibration When calibrating calibrate all points for consistency in results Allow the unit to warm up for 15 minutes before calibrating Figure 8a Figure 8b Thermocouple Calibration RTD Calibration IN 1 OT2 POWER 1 OT2 POWER S2 51 1 213 415 617 8 3 415 6
90. th a three second Track Range Range Set Low High Point Local Remote Set Point Choose to use the remote set point input Local Remote PID Menu Go to the PID Menu SH MO YES Configuration Menu Go to the Configuration Menu YES oe ao aac Watlow Series 935A User s Manual 11 SEET Learn the PID Menu H SR ee OEP TE EP Choose the PID Strategy You may rely solely on the Auto tune use auto tuning and additional manual adjustments You must select dead ban ally The Series 935A PID Menu is the first sub menu you encounter after moving to the Operations Menu The PID Menu provides a soft ware location to select the individual heat or cool proportional band hysteresis and cycle time values and the dead band integral derivative and calibration offset values function p 32 and factory defaults to determine PID values for your system or you may and calibration offse alues manu To go to the PID Menu Go first to the Operations Menu by pressing and simultaneously for three seconds Scroll through the Operations Menu with until you see the E While pressing ix to displa i choose Se with E3 Release 4152 to see the first PID prompt Pon NOTE Access to the PID Menu and the prompts there varies
91. tive 4 Apply power to the unit and allow it to warm up for 15 minutes Move to the Calibration Menu 1 Press and 22 simultaneously for seconds 2 Press or until A is displayed Press and hold 23 press G or 2 28 to select 3 Press or until j is displayed Press and hold G3 Press z 8 times display shall be blank Calibration Thermocouple 1 Press and hold and amp 3 simultaneously for seconds until 23 is displayed 2 Set the mV source to 50 00mV dc Set the voltage source to 5 00V dc Allow 10 seconds for sources to stabilize Press and hold 22 Press amp until appears Release G33 3 Press shall be displayed 4 Set the mV source to 0 00 mV dc set voltage source to 0 00V dc Allow 10 seconds for sources to stabilize Press and hold Cp Press amp or E until 22 appears Release T32 5 Press shall be displayed 6 Set the MV source to 0 00 mV if using a temperature compensator Set calibrator to 32 0 Set voltage source to 0 00V Allow 10 seconds for sources to stabilize Press and hold 33 Press amp or 2 until s displayed Release 39 Calibration RTD Equipment Required Precision Resistance Box with 0 01Q Resolution 1 Remove thermocouple wires from Terminal 1 and Terminal 2 2 Connect S2 to terminal 1 Connect 51 to Terminal 2 3 Press 23 shall be displayed 4 Connect voltage source to Terminal
92. to 999 or Det to 555 C or in tenths of degrees 0 0 F 10 999 0 F or 0 0 to 555 0 C Hysteresis Heat 2 ERS jor if Pb bast Select a value in whole degrees 1 F to 999 F 190 to 555 C or in _tenths of degrees 0 1 10 999 0 F or 0 1 C to 55 090 i eenegen 56 Watlow Series 935A User s Manual d GE Prompt Cycle Time Heat db Dead Band Pb c Proportional Band Cool Hysteresis Cool 50 CEUD Select a value between 0 1 and 60 0 seconds Solid State Relay or Switched DC 60 0 seconds Electromechanical Relay 0 555 ag 5550 Select a value in whole degrees 0 F to 999 F 090 to 555 C or in tenths of degrees 0 0 F 999 0 or 0 0 C to 555 0 Range Default 10 5 or 5 0 and OF or 096 999 555 9990 5550 I25 F or 17 C Select a value in whole degrees 0 F to 999 F 0 10 555 _tenths of degrees 0 0 F ito 999 0 F or 0 0 C to 0 999 555 9990 555 0 39 F 2 C Select a value in whole degrees 1 F to 999 F 1 10 555 orin tenths of degrees 0 1 F ito 999 0 F 0 1 C to 555 0 ERTS SSE EPI TE EVEN ENYCE EERE ESL EES EP EE
93. to a minimum of 5 0 seconds for the electromechanical relay to help reduce wear The electromechanical relay D Output 2 is not recommended for PID control It is war ranted to 100 000 contact closures only Alarm or on off control are appropriate applications for the Series 935A s electromechanical relay output o adjust the effective cool set point above the primary set point by the dead band value in deg In cool heat applications dead band prevents continuous cool output action by creating a buffer between heating and cooling output action The Series 935A will provide on off control with the hysteresis value selected and no proportioning action Proportional Bands should be decreased for tighter control but increased to eliminate oscillations Cycle Time Heat is limited to a minimum of 5 0 seconds for the electromechanical relay to help reduce wear The electromechanical relay D Output 2 is not recommended for PID control It is war ranted to 100 000 contact closures only Alarm or on off control are appropriate applications for the Series 935A s electromechanical relay output Set Integral eliminate droop in the system Lower the value for more droop reduction Adjustable from 0 to 99 9 minutes repeat Set Derivative to prevent overshoot Increasing the value slows the approach to set point Adjustable from 0 to 9 99 minutes Calibration i eliminates the difference between the displayed process
94. tor wired in parallel on Output 1 Switch open unlocked closed locked See p 23 Output 2 sets timer interval in hours minutes or minutes seconds Display Default SS lets you choose the primary last 2 characters and secondary first 2 characters default displays Press amp 3 to toggle to the secondary display for 15 seconds Normal Display Actual Temperature Secondary None Normal Display Set Point Temperature Secondary Actual Temperature Normal Display Time Remaining Secondary Actual Temperature 2 Normal Display Actual Temperature Secondary Time Remaining Normal Display Set Point Temperature Secondary Time Remaining 20 Watlow Series 935A User s Manual EEN Note Access to Configuration Menu varies with lockout function 19 Table 8 Setting Inputs Outputs Input Type Choose sensor type J Uc T t c N tc E S Uc 1 0 RTD 0 1 RTD Input Range Information J t c 32 to 1382 F or 0 to 750 C 328 to 2282 F or 200 to 1250 C T tc 328 to 662 F or 200 to 350 C N tc 32 to 2282 F or 0 to 1250 C S te 32 to 2642 F or 0 to 1450 E t c 328 to 1470 F or 200 to 799 C 1 RTD DIN 328 to 1292 F or 200 to 700 C 0 1 RTD 99 9 to 999 9 F or 99 9 to 700 0 Celsius Fahrenheit Choose displayed unit of measure oF Inp
95. ts Make a visual check or use your finger nail to pull out on each tab The space be tween the bezel and panel must be 0 to 0 48 mm 0 to 0 019 in Collar Removal Slide a thin wide tool putty knife under all three mounting tabs top then bottom while pushing forward on the back of the case 40 Watlow Series 935A User s Manual Installation Procedure a a a 0 0 gt gt Figure 12 Mounting Case Top View and Collar Cross Section 0 to 0 483 mm space 0 to 0 019 in External Gasket Teeth Figure 13 Case Rear View and IP65 NEMA 4X Seal Example a NOTE To guarantee a proper IP65 NEMA 4X seal make sure the gasket between the panel and the rim of the case is not twisted and is seated properly Press firmly NOTE Make sure the rounded side of the D shaped external case gasket faces the panel surface and the gasket is fully seated in its bezel channel See Figure 12 Terminal Block Remova PUES SAEED EU TERE NE SENSES E Figure 14 Terminal Block Removal Procedure 1 Press in on sides of cover to release the terminal cover hooks 2 Move your grip rearward slightly then lift the terminal cover straight up gt Watlow Series 935A
96. undisplayable unchangeable menus all locked and therefore cannot be changed 1 Operations Menu excep the enus function that will not be displ P PID Menu C Configuration Menu except 2 A Auto tune SERRA ETI Watlow Series 935A User s Manual 17 cayman Eeer Q Using Lockout Functions EE ENEE Configuration Menu The Series 935A offers three different security or lockout options Set up one or all three lockout op tions in the Configuration Menu A e Front Panel Lock uses a control output as an input for an external hardware switch it input Range Low requires wiring see 23 Choose Front Panel Lock 2 as an exclusive Output 1 choice Output 2 offers heat cool or alarm Celsius Fahrenheit Input Range High e Choose Set Point Lock from change but not from view Output 1 Function Choose the Security as a means of masking the Series 935A software menus from view By selecting all or part of the four digit binary acronym Proportional Configuration Operation Auto tune you can choose to mask those items rom view and therefore from change For example In the Configuration Menu set up if you can see the P the opera tor cannot see the PID menu s the simplest lockout option It locks the Primary Set Point e Exceptions to 2 are
97. ut Range Low Select lowest displayable Set Point dependent Select a value lowest displayable set point between Input Type Range Low and Input Range High Input Range High Select highest displayable Set Point dependent on Select a value highest displayable set point between Input Type Range High and Input Range Low Output 1 Function Choose Output 1 type Heat Cool Alarm Remote Front None Set Panel Point Lock e function of Output 1 determines Valid Output Functions the options available for Output 2 First select Output 1 Then select Output 2 First select the function of Output 1 Heat None Cool Alarm Timer Refer to the table right then select Cool None Heat Alarm Timer the function of Output 2 Alarm None Heat Cool Remote Set Point Heat Cool Front Panel Lock Heat Cool Alarm None Heat Cool Alarm Output 2 Function Choose Output 2 type dependent on Output 1 choice Heat Cool Alarm Timer Timer None Hr Min Min Sec Display Default Choose the primary last 2 characters and secondary first 2 characters default displays Press to toggle to the secondary display for 15 seconds Actual temperature Actual temperature Time remaining Time remaining Actual temperature Time remaining Set point temperature No secondary Actual temperature Set point temperature on UR gr NN a NN Su Ee mA UI
98. viation alarm tracks set point A process alarm is a fixed value independent of set point Set Point E Alarm Hysteresis is the change in the process variable actual required to clear the alarm relay after an alarm occurs Watlow Series 935A User s Manual E 25 Musis Configuration Menu Input Type Setting Alarms Celsius Fahrenheit Output 2 Function Display Default Alarm Type Alarm E Alarm Latch Alarm Silencing NN Failure Mode Operations Menu Auto tune Alarm Range Low Alarm Range High PID 1 Plan an alarm strategy What do you want to happen when an alarm occurs 2 Wire the appropriate control output Output 1 or Output 2 and associated switching and annuncia tors See p 42 45 for wiring information Go to the 935A s Configuration Menu F Set either Output 1 Set Alarm Type f 3 4 5 6 Setalarm hysteresis 7 Setalarm latching 8 Setalarm silencin 9 Setafailure mode 10 Goto the 935A s Operation Menu See p 10 11 Setthe alarm high and low 12 Test and adjust the alarm system andi 13 Document the alarm settings and system A CAUTION Verify in Table 10 p 25 the alarm state alarm output condition you want before making the Alarm Ss choice
99. with lockout function and output set up The PID Menu is locked out when the 935A leaves the factory e Lockout function the Lockout Tag SS function masks menus from view if you cannot see a prompt you can make no change See Using Lockout Functions p 18 e Output set up you must choose or in either Output 1 or Output 2 to have access to the PID Menu With only choice prompts are not visible and vice versa See the Valid Output Functions Table p 3 or Setting Up Inputs and Outputs 20 NOTE Proportional Band integral Derivative Dead Band and Calibration Offset values are adjustable in whole or tenth or depending on input type and Celsius Fahrenheit Configuration Menu choices d d 12 Watlow Series 935A User s Manual Set the PID Menu Values Proportional Band Heat and Coo Select a value degrees to set up band on either side of the Primary Set Point in which the heat and or cool proportioning function s will be active For on off control set 1 0 Range 0 to 999 F 555 C 0 0 to 999 0 F 555 0 C Default 25 F 17 C or 25 0 F 17 0 C Hysteresis Heat and Coo For use with on off control only Select the value degrees for the process vari able change required to re energize the control heat and or cool output For ON off control set f Range 1 to 999 F 555 C or 0 1 to 999 0 F 555 0 C Default 3 F 2 C or
100. without conductivity cells and cation exchange column depending on each customer s individual requirements Panels without the conductivity cells before the reboiler and without the exchange column are designed to be used in conjunction with an analysis panel which contains these components Installation amp Operation Burn Hazard Steam exiting the degas chamber can cause burns Installation should allow for adequate ventilation of steam This instrument should be installed by qualified technical personnel to ensure adherence to all applicable codes Choose a mounting location Before installation the final location should be reviewed for the following Floor or wall must have adequate structural capability Anchor location and design is adequate Operation and maintenance space is sufficient Cooling water is available Floor drain is accessible if required Mounting surface is flat level and at appropriate height There is adequate light for operation and maintenance NOOR OM KC For optimum equipment reliability and installation the area should 1 Be free from mechanical vibration 2 Be free from corrosive media 3 Have anormal ambient temperature near 75 80 F with minimal variation 4 Be from strong heat radiation Provide adequate support and anchoring to minimize gravity and thermal loads on the connections and to minimize any vibration effect Connect Sample Lines The samples enter the DCCP at eithe

Degassed Cation Conductivity Panel (DCCP)

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