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Chapter Two: Installation

Setup

25

1.13

(28.7)

Figure 4: Front View Dimensions of the 1249 Unit

3.12

(79.2)

4.12

(104.6)

1.13

(28.7)

Figure 5: Side View Dimensions of the 1249 Unit

Mounting Instructions

The 1249 unit has four predrilled holes for mounting screws. Refer to Figure 3, page 24, for the
location and size of the mounting screw holes.

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Summary of Contents for 1249A

Page 1: ...1 Rev C 12 98 Instruction Manual MKS Type 1249A Solenoid Valve Driver Six Shattuck Road Andover MA 01810 2449 800 227 8766 or 978 975 2350 Fax 978 975 0093 E mail mks mksinst com Web site http www mks...

Page 2: ...ser The foregoing shall constitute the exclusive and sole remedy of the purchaser for any breach by MKS of this warranty The purchaser before returning any equipment covered by this warranty which is...

Page 3: ...115910 P1 Rev C 12 98 MKS Type 1249A Solenoid Valve Driver...

Page 4: ...y be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording or by any information storage or retrieval system except as may be expressly pe...

Page 5: ...lis s dans ce manuel d utilisation 9 Symboles apparaissant sur l unit 10 Mesures de s curit et pr cautions 11 Medidas de seguridad de la v lvula 13 S mbolos usados en este manual de instrucciones 13 S...

Page 6: ...31 Valve Position Indicator LED 31 On Board Jumpers 32 Jumper J3 Input Type 33 Jumper J4 Full Scale Voltage 33 Jumper J5 Digital Input Control 33 Labels 34 Serial Number Label 34 Chapter Four Operatio...

Page 7: ...e 1249 Unit 25 Figure 6 Instrument Components 30 Figure 7 Jumper Locations on the PC Board 32 Figure 8 Serial Number Label 34 Tables Table 1 Definition of Symbols Found on the Unit 2 Tabelle 2 Bedeutu...

Page 8: ...List of Figures and Tables vi...

Page 9: ...ractice condition or the like which if not correctly performed or adhered to could result in injury to personnel Caution The CAUTION sign denotes a hazard to equipment It calls attention to an operati...

Page 10: ...ound IEC 417 No 5019 Frame or chassis IEC 417 No 5020 Equipotentiality IEC 417 No 5021 Direct current IEC 417 No 5031 Alternating current IEC 417 No 5032 Both direct and alternating current IEC 417 No...

Page 11: ...lve DO NOT SUBSTITUTE PARTS OR MODIFY VALVE Do not install substitute parts or perform any unauthorized modification to the valve Return the valve to an MKS Calibration and Service Center for service...

Page 12: ...ure leak tight installation OPERATE AT SAFE INLET PRESSURES Never operate the valve at pressures higher than the rated maximum pressure refer to the product specifications for the maximum allowable pr...

Page 13: ...eine sonstige Gegebenheit aufmerksam deren unsachgem e Ausf hrung bzw ungen gende Ber cksichtigung zu Verletzungen f hren kann Vorsicht Das Symbol VORSICHT weist auf eine Gefahr f r das Ger t hin Es...

Page 14: ...lu IEC 417 No 5019 Masseanschlu IEC 417 No 5020 Aquipotential anschlu IEC 417 No 5021 Gleichstrom IEC 417 No 5031 Wechselstrom IEC 417 No 5032 Gleich oder Wechselstrom IEC 417 No 5033 a Durchg ngige d...

Page 15: ...Kraftquellen trennen Niemals Teile austauschen oder nderungen am Ventil vornehmen Ersetzen Sie keine Teile mit baugleichen oder hnlichen Teilen und nehmen Sie keine eigenm chtigen nderungen am Ventil...

Page 16: ...genommen werden Ventil auf Undichtigkeiten pr fen berpr fen Sie sorgf ltig alle Verbindungen auf undichte Stellen Nur unter zul ssigen Anschlu dr cken betreiben Betreiben Sie das Ventil niemals unter...

Page 17: ...e situation pr sentant un risque d accident pour le personnel en cas d ex cution incorrecte ou de non respect des consignes Attention L indication ATTENTION signale un danger pour l appareil Elle atti...

Page 18: ...417 No 5017 Terre de protection masse IEC 417 No 5019 Masse IEC 417 No 5020 Equipotentialit IEC 417 No 5021 Courant continu IEC 417 No 5031 Courant alternatif IEC 417 No 5032 Courant continu et altern...

Page 19: ...N DE PI CES OU DE MODIFICATION DE LA VALVE Ne pas installer des pi ces de substitution ou effectuer des modifications non autoris es sur la valve Renvoyer la valve un centre de service et de calibrage...

Page 20: ...ES PRESSIONS D ENTR E NON DANGEREUSES Ne jamais utiliser la valve avec des pressions sup rieures la pression nominale maximum se reporter aux sp cifications de l unit pour la pression maximum admissib...

Page 21: ...relieve un procedimiento pr ctica estado etc que en caso de no realizarse u observarse correctamente puede causar da os personales Precauci n El s mbolo de precauci n indica la posibilidad de producir...

Page 22: ...IEC 417 N 5017 Protecci n a tierra IEC 417 N 5019 Caja o chasis IEC 417 N 5020 Equipotencialidad IEC 417 N 5021 Corriente continua IEC 417 N 5031 Corriente alterna IEC 417 N 5032 Corriente continua y...

Page 23: ...a fuente de alimentaci n neum tica o el ctrica NO UTILICE PIEZAS NO ORIGINALES O MODIFIQUE LA V LVULA No instale piezas que no sean originales o modifique la v lvula sin autorizaci n Para asegurar el...

Page 24: ...speccione cuidadosamente las conexiones de los componentes de vac o para comprobar que hayan sido instalados a prueba de fugas HAGA FUNCIONAR LA V LVULA CON PRESIONES DE ENTRADA SEGURAS No haga funcio...

Page 25: ...signal proportional to the amount of change required to adjust the pressure of the process to the 1249 unit The 1249 module then controls the valve position accordingly The 1249 unit has a two digital...

Page 26: ...sed to order the instrument Manual Conventions The following conventions apply throughout this manual XXXXXX For inputs Indicates that the line must be pulled low to activate the function XXXXXX For o...

Page 27: ...rrived safely If you find any damage notify your carrier and MKS immediately If it is necessary to return the unit to MKS obtain an ERA Number Equipment Return Authorization Number from the MKS Servic...

Page 28: ...compliance with EMC Directive 89 336 EEC an overall metal braided shielded cable properly grounded at both ends is required during use No additional installation requirements are necessary to ensure...

Page 29: ...s with flying leads at one or both ends it is important at each such end to ground the shield before the wires exit Make this ground with absolute minimum length Refer to Figures 1 and 2 page 22 A inc...

Page 30: ...ional Plastic or Metal Cable Clamp For Physical Strain Relief Figure 1 Preferred Method To Connect an Overall Metal Braided Shielded Cable Example 2 Alternate Method To Connect Cable shown on a transd...

Page 31: ...erature range for the 1249 unit is 0 to 50 C 32 to 122 F Power Requirements The 1249 unit requires an external power supply of 15 VDC 5 50 mA excluding the valve or a 24 VDC 5 50 mA excluding the valv...

Page 32: ...with millimeters referenced in parentheses The tolerances for the dimensions are 0 01 inches X X and 0 01 inches X XX 3 69 93 7 2 69 68 3 3 28 83 3 Mounting Hole 4 x 0 16 4 06 DIA 1249A Serial Model 0...

Page 33: ...mensions of the 1249 Unit 3 12 79 2 4 12 104 6 1 13 28 7 Figure 5 Side View Dimensions of the 1249 Unit Mounting Instructions The 1249 unit has four predrilled holes for mounting screws Refer to Figur...

Page 34: ...ly grounded outlet Connectors There are two connectors on the 1249 valve driver as shown in Figure 6 page 30 15 Pin Type D Male Interface Connector 9 Pin Type D Female Valve Connector Caution To preve...

Page 35: ...15 VDC Input 6 Power Common 24 VDC Input or 15 VDC for the 15 VDC supply 7 24 VDC for 24 VDC supply or 15 VDC for the 15 VDC supply 8 No Connection 9 No Connection 10 No Connection 11 No Connection 12...

Page 36: ...49 unit to the 148 or 248 solenoid valves and provides access to the output signals Valve Connector Pinout Pin Number Assignment 1 No Connection 2 No Connection 3 No Connection 4 No Connection 5 No Co...

Page 37: ...s Refer to the valve instruction manual for directions on installation and operation of the valve Warning The moving parts in the valve create a risk of personal injury until the valve is securely inc...

Page 38: ...e 6 Instrument Components Interface Connector The 15 pin Type D male Interface connector J1 located on the front of the unit provides access to the power and signal input pins Refer to Table 6 page 27...

Page 39: ...oximate position of the valve refer to Table 8 When the valve is fully closed the color of the LED is red When the valve is fully open the color of the LED is green When the valve is in intermediate p...

Page 40: ...r 0 to 5 V FS voltage Jumper J5 set for open collector digital inputs Jumper J3 set for voltage input Interface Connector Valve Connector Figure 7 Jumper Locations on the PC Board The jumpers and thei...

Page 41: ...for the 4 to 20 mA input is 250 ohms To configure the unit for current input set jumper J3 for current input and position the jumper on J4 for 0 to 5 V Jumper J5 Digital Input Control The position of...

Page 42: ...Collector VIN 0 to 10 V O C 4 to 20 mA TTL Logic 4 20 0 to 5 V 5 VDC 4 to 20 mA Open Collector 4 20 0 to 5 V O C Connect a 5 VDC supply to pin 14 on the Interface connector refer to Table 6 page 27 Ta...

Page 43: ...TTL or open collector To change the jumper settings 1 Remove power and the cables from the 1249 unit Warning To avoid an electrical shock be sure to disconnect the power before proceeding 2 Remove th...

Page 44: ...o pin 2 on the Interface connector Refer to Table 6 page 27 for the Interface connector pinout 2 Adjust the bias adjust pot If there is flow through the valve turn the bias adjust pot counterclockwise...

Page 45: ...5 10 mA source OPEN and CLOSE inputs are pulled to supply with 10K ohms OPEN and CLOSE inputs can be activated by a TTL low 0 8 VDC sinking a minimum of 1 6 mA OPEN and CLOSE inputs are pulled to sup...

Page 46: ...erface Valve 15 pin Type D male connector for the power and input signals 9 pin Type D female connector for the output signal Housing Material Aluminum Weight 7 oz 198 g Environmental Specifications A...

Page 47: ...Code Explanation Model Code The options of your unit are identified in the model code The model code is identified as follows 1249A Type Number 1249A The type number 1249A designates the model number...

Page 48: ...Model Code Appendix B Model Code Explanation 40 This page intentionally left blank...

Page 49: ...r 27 30 Valve connector 28 30 Customer support 18 D Dimensions 24 25 G Grounding 26 I Interface connector 27 30 J Jumpers description of 32 34 how to set 35 location of 32 M Manual conventions 18 Manu...

Page 50: ...Index 42...

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