Bartec APEXpx Ex p Manual
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Bartec APEXpx Ex p Manual

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Summary of Contents for Bartec APEXpx Ex p

  • Page 1 Manual Ex p Control Unit APEX...
  • Page 2 Operating Instructions - Ex p control unit APEX , Version II Type: 07-37A2-2211/*520 ATEX / IECEx Zone 1 / 21 Document number: 01-37A2-7D0001 Revision: A-05-2024 /413864 01-37A2-7D0001 / REV-A-05-2024 / 413864 Subject to technical changes...

  • Page 4: Table Of Contents

    BARTEC operating instructions – APEX Ex p control unit Table of contents Table of contents Table of contents .......................... 3 General information ........................7 Manufacturer ..........................7 This manual ..........................7 Languages ............................ 7 Technical changes ........................8 Further documents ........................8 Conformity with standards and directives..................
  • Page 5 Table of contents BARTEC operating instructions – APEX Ex p control unit Transport and storage ........................18 Scope of delivery .........................18 Packaging ............................18 Transport .............................18 Storage ............................18 Disposal ............................18 Installation ...........................19 System structure .........................20 5.1.1 General information ........................20 Installation of APEX Ex p control unit ..................20...
  • Page 6 BARTEC operating instructions – APEX Ex p control unit Table of contents Operating menu in WEB operating system ...................45 7.8.1 Ex p parameters / purging parameters ..................45 7.8.2 Info...............................48 7.8.3 File ...............................49 7.8.4 Settings / Advanced ........................49 System status ..........................55 7.10...
  • Page 7 Table of contents BARTEC operating instructions – APEX Ex p control unit Technical data ..........................78 12.1 APEX Ex px control unit ......................78 12.1.1 Explosion protection ........................78 12.1.2 Electrical data ..........................78 12.1.3 Ex p specific data .........................79 12.1.4 Mechanical data ...........................79 12.1.5 Ambient conditions ........................79...

  • Page 8: General Information

    These operating instructions are an integral part of the scope of delivery, even if they can be ordered and delivered separately for logistical reasons. - If further information is required, please request it from your local or responsible BARTEC branch. Read the operating instructions and in particular the safety instructions carefully before using the device.

  • Page 9: Technical Changes

    Ex p control unit Technical changes BARTEC reserves the right to change the contents of this document without prior notice. No guarantee is given for the correctness of the information. In case of doubt, the German safety instructions apply, as translation and printing errors cannot be ruled out. In the event of a legal dispute, the "General Terms and Conditions"...

  • Page 10: Safety

    BARTEC operating instructions – APEX Ex p control unit Safety Safety Handling the product The product described in these operating instructions has left the factory in a technically safe and tested condition. To maintain this condition and to ensure that this product operates correctly and safely, it may only be used as described by the manufacturer.

  • Page 11: Obligations Of The Operator

    Safety BARTEC operating instructions – APEX Ex p control unit In principle, our "General Terms and Conditions of Sale and Delivery" apply. These have been available to the operator since the contract was concluded at the latest. Warranty and liability...

  • Page 12: Safety Instructions

    BARTEC operating instructions – APEX Ex p control unit Safety Safety instructions 2.5.1 General safety instructions - General statutory regulations or guidelines on occupational safety, accident prevention regulations and environmental protection laws must be observed, e.g. the German Ordinance on Industrial Safety and Health (BetrSichV) or the nationally applicable ordinances.

  • Page 13: Sil Qualification / Safety According To Iec 61508

    Safety BARTEC operating instructions – APEX Ex p control unit SIL qualification / safety according to IEC 61508 In the following chapters, important notices and information on safe handling of the product are marked as follows: ATTENTION Important notices and information on safe handling of the product.

  • Page 14: Safety Characteristics

    BARTEC operating instructions – APEX Ex p control unit Safety 2.6.3 Safety characteristics ATTENTION The following safety characteristics apply without optional sensors. The optional sensors must be taken into account when determining the total failure rate! The safety characteristics can be found in the documentation for the optional sensors used.

  • Page 15: Product Description

    Product description BARTEC operating instructions – APEX Ex p control unit Product description Ignition protection type "Ex p – pressurised enclosure" The ignition protection type Ex p, referred to as "pressurised enclosure", is based on the measure that explosive gases present in a closed enclosure are purged out followed by the generation and maintaining of overpressure in relation to the surrounding atmosphere.

  • Page 16: Design Type 07-37A2-2211/*520

    BARTEC operating instructions – APEX Ex p control unit Product description 3.2.1 Design type 07-37A2-2211/*520 The associated pressure measuring card is integrated in this enclosure variant. Ex p control units of this enclosure variant are mainly mounted externally on the pressurised enclosure, but can also be mounted inside the Ex p equipment.

  • Page 17: Pressure Reducer With Pressure Gauge, Type 05-0056-008

    Product description BARTEC operating instructions – APEX Ex p control unit 3.3.3 Pressure reducer with pressure gauge, type 05-0056-008* This upstream pressure reducer is a diaphragm pressure regulator with secondary venting to reduce the pressure of externally supplied purge air. The setting is made using a handwheel.

  • Page 18: Programming Release/Switch, Type 05-0003-0089

    BARTEC operating instructions – APEX Ex p control unit Product description 3.3.6 Programming release/switch, type 05-0003-0089 The programming switch must be connected to the control unit and activated to change parameters and switching values. Values that are changed without a programming jumper connected are not accepted by the APEX control unit.

  • Page 19: Transport And Storage

    Notice Missing parts or damage must be reported immediately in writing to the shipping agent, the insurance company or BARTEC GmbH. Check the completeness of the scope of delivery using the delivery note Each Ex p control unit is supplied with the following scope of delivery as standard:...

  • Page 20: Installation

    BARTEC operating instructions – APEX Ex p control unit Installation Installation Notice Familiarise yourself with the general safety instructions before starting work (see chapter 2 Safety). Observe the chapters "Installation" and "Electrical connections". Notice Deviations may apply for installation at customer-specific superstructures.

  • Page 21: System Structure

    Installation BARTEC operating instructions – APEX Ex p control unit System structure 5.1.1 General information Pos. Designation Comment APEX Ex p control unit Control of explosion protection Ex p Pressure monitor Purge gas outlet during the purging phase Pressure reducer...

  • Page 22: Installation Of Apex Px Control Unit - External Attachment

    Ex p control unit in the intended position using the fastening straps on the enclosure. To enable pressure measurement within the protected Ex p equipment, BARTEC recommends the use of the external installation kit. The hose connection between the APEX...

  • Page 23: Internal Mounting Kit, Type 05-0091-0275

    Installation BARTEC operating instructions – APEX Ex p control unit 5.4.1 Internal mounting kit, type 05-0091-0275 - Drill an installation hole d=16.5 mm at the intended location on the pressurised equipment - Screw the venting screw (6) with the sleeve (5) into...

  • Page 24: Pressure Monitor Hose Connection

    BARTEC operating instructions – APEX Ex p control unit Installation 5.5.1 Pressure monitor hose connection To ensure that the differential pressure measurement of the APEX Ex p control unit measures correctly, it is important that the hose connection inside the Ex p control unit is clean.

  • Page 25: Purge Gas Supply

    Installation BARTEC operating instructions – APEX Ex p control unit Purge gas supply ATTENTION Material damage due to missing purge gas nozzle! Due to the internal pressures generated, there is a risk that the pressurised enclosure will be overloaded. Check that the purge gas nozzle has the correct hole.

  • Page 26: Version G1/4", Gas

    BARTEC operating instructions – APEX Ex p control unit Installation 5.6.1 Version G1/4", gas Notice The G1/4" version of the purge gas supply can be used up to a protected volume of 300 litres. Installation of the purge gas supply must be carried out carefully. To ensure that the screwed parts are tight, they can be sealed using a PTFE sealing tape.

  • Page 27: Version G1/2", Gas

    Installation BARTEC operating instructions – APEX Ex p control unit 5.6.2 Version G1/2", gas Notice The purge gas supply version in G1/2" can be used as of a protected volume of > 300 litres. Installation of the purge gas supply must be carried out carefully.

  • Page 28: Version G1/4", Dust

    BARTEC operating instructions – APEX Ex p control unit Installation 5.6.3 Version G1/4", dust For dust applications, a pressurised enclosure has no purging phase and is only pressurised with a positive overpressure. Therefore, there is no purge gas valve. For dust applications, a pressurised enclosure has no purging phase and is only pressurised with a positive overpressure.

  • Page 29: Electrical Connections

    Electrical connections BARTEC operating instructions – APEX Ex p control unit Electrical connections DANGER Risk of death or serious injury due to working on live parts! Risk of death due to electric current. Observe the 5 safety rules for working on electrical systems: Disconnect; secure against restarting;...

  • Page 30: Inserting And Laying Of Connection Lines

    Directive must be ensured by the manufacturer (EMC-compliant design of a system) and the end-user (interference-free design of an overall system). BARTEC Ex p control units can only operate safely and faultless with EMC-compliant wiring. This chapter supports you in the EMC-compliant design of your system.

  • Page 31: Back-Up Fuse

    Electrical connections BARTEC operating instructions – APEX Ex p control unit Earthing cables Earthing of a system fulfils protective and functional measures. Please observe the following points: - Earthing cables should be as short as possible. - Avoid earth loops.

  • Page 32: Inductive Loads

    This short-circuits the self-induction voltage. Any resulting vibrations are minimised by the RC snubber. Interference suppression measure, e.g. BARTEC 07- 7311-93GU/K000 RC snubber and varistor Protective circuit for DC-fed inductive loads This circuit variant is used for DC-fed relays / contactors.

  • Page 33: Electrical Wiring

    Electrical connections BARTEC operating instructions – APEX Ex p control unit Electrical wiring WARNING Explosion protection not guaranteed by connecting intrinsically safe (Ex i) signals to relay outputs! Relay outputs are not suitable for intrinsically safe (Ex i) signals. Use suitable isolating relays between Ex e relay outputs and Ex i signals!

  • Page 34: Connection Diagram

    BARTEC operating instructions – APEX Ex p control unit Electrical connections 6.2.2 Connection diagram 6.2.3 Ex e connection terminals 6.2.3.1 Terminal block "X3" The supply voltage is connected to terminal block X3. Installation of ferrite sleeve!  See section EMC-compliant connection...
  • Page 35 Electrical connections BARTEC operating instructions – APEX Ex p control unit 6.2.3.2 Terminal block "X5" One potential-free changeover contact each, K3 and K4 are available on the Ex p functional unit for messages and processing signals. The associated switching function can be set in the Ex p control unit via the WEB interface and is freely programmable.
  • Page 36 BARTEC operating instructions – APEX Ex p control unit Electrical connections 6.2.3.4 Terminal block "X12" A potential-free signal (4x NO) is available on the Ex p functional unit. This signal can either be used as a release, which is also safety-related. Or it can be used as a potential-free signal.

  • Page 37: Ex I Connection Terminals

    Electrical connections BARTEC operating instructions – APEX Ex p control unit 6.2.3.6 Terminal block "X6" DANGER Risk of death or serious injury due to connected programming cable! Explosion hazard. Disconnect the programming cable after completing maintenance and programming work. Terminal block X6 is used to connect valve-controlled outlets with associated valve fuses. In addition, terminal points 6 –...
  • Page 38 BARTEC operating instructions – APEX Ex p control unit Electrical connections 6.2.4.1 Terminal block "X13" ATTENTION Attention when connecting external sensors to the Ex p control unit. When connecting external sensors to the Ex p control unit, attention must be paid to functional safety! The external sensors must fulfil the requirements of SIL 2.
  • Page 39 Electrical connections BARTEC operating instructions – APEX Ex p control unit 6.2.4.3 Terminal block "X17" The optionally available p-Operator Panel can be connected to terminal block "X17". Terminal Connection Cable colour 3V3_HMI Black White HMI_RX HMI_TX Yellow 6.2.4.4 Terminal block "X14"...
  • Page 40 BARTEC operating instructions – APEX Ex p control unit Electrical connections 6.2.4.5 Terminal block "X16" WARNING Risk of death or serious injury due to unintentional alteration of Ex-relevant parameters. Explosion protection is no longer guaranteed. Remove the programming release after deliberately changing parameters.
  • Page 41 Electrical connections BARTEC operating instructions – APEX Ex p control unit 6.2.4.6 Terminal block "X9" DANGER Risk of death or serious injury due to commissioning with bypass key switch in potentially explosive atmosphere! Explosion hazard. Commissioning with bypass key switch must be authorised by the operations manager or their representative.

  • Page 42: Operation

    BARTEC operating instructions – APEX Ex p control unit Operation Operation The following chapters describe operation and use of the Ex p control unit by the end-user. The configuration and setting description can be found in separate operating instructions. The complete solution is self-starting once the purge gas supply and supply voltage have been connected.
  • Page 43 Operation BARTEC operating instructions – APEX Ex p control unit - Press the "Configure..." button to open the settings for the network adapter and select the Advanced tab. - Select the "Speed & Duplex" function in the "Property" field on the left by clicking on it.

  • Page 44: Operation Of The Web Operating System

    BARTEC operating instructions – APEX Ex p control unit Operation Operation of the WEB operating system The WEB operating system (WEB-OS) is operated via the PC's input devices. Login at WEB operating systems Two levels are available for logging in to the WEB interface...

  • Page 45: Menu Structure Of The Web Operating System

    Operation BARTEC operating instructions – APEX Ex p control unit Menu structure of the WEB operating system The WEB interface integrated in the Ex p control unit shows the following menu structure. Ex p parameter Purging parameters Purging modes Pressure...

  • Page 46: Led Indicators On The Ex P Functional Unit

    BARTEC operating instructions – APEX Ex p control unit Operation LED indicators on the Ex p functional unit Colour Function Minimum pressure – Lights up when the minimum pressure is Green exceeded Yellow Pre-alarm – Lights up when the value falls below the set value Purge pressure –...
  • Page 47 Operation BARTEC operating instructions – APEX Ex p control unit Automatic purging automatically calculates the corresponding purge time during the initial phase of purging based on the parameters stored in the Ex p control unit for the enclosure size and applied purge gas outlet.
  • Page 48 BARTEC operating instructions – APEX Ex p control unit Operation 7.8.1.3 Characteristic curve DANGER Incorrect parameterisation of the parameters in the Ex p control unit! The purging process takes place with insufficient flow of purge gas and there is a risk of residual explosive gases inside the Ex p equipment.

  • Page 49: Info

    Operation BARTEC operating instructions – APEX Ex p control unit 7.8.2 Info 7.8.2.1 Home page By clicking on the grey navigation bar on the left, you can jump directly to the specific submenus. The corresponding icons for the submenus are arranged to the left of this.

  • Page 50: File

    BARTEC operating instructions – APEX Ex p control unit Operation 7.8.3 File 7.8.3.1 Settings In the "Save / Parameters" menu, parameters of the Ex p control unit can be saved to a local computer or transferred from the local computer to the Ex p control unit.
  • Page 51 Operation BARTEC operating instructions – APEX Ex p control unit Temperature sensor Function Temperature – Actual Display of the measured temperature Temperature switching value 1 Temperature switching If the switching value is exceeded, the assigned function is value 2 executed...
  • Page 52 BARTEC operating instructions – APEX Ex p control unit Operation 7.8.4.2 Valves Notice The APEX Ex p control unit cannot control an exhaust valve There is no control of an outlet valve when activated. The purge gas valve connected to the Ex p control unit can be set in the "Valves"...
  • Page 53 Operation BARTEC operating instructions – APEX Ex p control unit 7.8.4.4 Relay Notice Attention: Switch relay K2 simultaneously with K1! When switching parameter K1 is activated, the relay functions as a release relay. Other activated switching parameters are ignored. Programming additional switching parameters on relays K3 or K4 Messages with a "minus sign"...
  • Page 54 BARTEC operating instructions – APEX Ex p control unit Operation Application as “additional pressure monitoring“ The APEX Ex p control unit with additional pressure monitoring is based on the standard version. Purging and the operating phase takes place in the same way.
  • Page 55 Operation BARTEC operating instructions – APEX Ex p control unit 7.8.4.6 Display The contrast and brightness of the LCD display on the p-Operator Panel can be set in the "Display" menu. 7.8.4.7 Password A new password can be entered for the guest and user in the "Password"...

  • Page 56: System Status

    BARTEC operating instructions – APEX Ex p control unit Operation System status By connecting the laptop to the Ex p control unit, initial information about the system status can be called up on the start screen. Procedure - Log in to the WEB interface by opening the browser and entering the IP address 192.168.11.101 The start screen provides an initial overview of the status of the Ex p system.
  • Page 57 Operation BARTEC operating instructions – APEX Ex p control unit The user name/password must be entered. User name: "operator" Password: "operator" Response from the Ex p control unit. KEY/ID Parameters Unit _0x0401 Operating pressure po (setpoint) _0x0101 Operating pressure po (actual value)

  • Page 58: Commissioning

    BARTEC operating instructions – APEX Ex p control unit Commissioning Commissioning DANGER Explosion hazard due to incorrect parameters! Incorrect parameters and settings cancels the explosion protection class. Check the settings and parameters using the four-eye-principle General information The following sections describe the initial commissioning of the Ex p control unit. This means that it is described in detail how the Ex p control unit is configured for the produced Ex p equipment.

  • Page 59: Digital Purge Gas Valve "Leakage Air Compensation" Setting

    Commissioning BARTEC operating instructions – APEX Ex p control unit 8.3.1 Digital purge gas valve "Leakage air compensation" setting The leakage air needle (1) is used to determine the internal pressure during operation of the Ex p equipment. In order for the APEX Ex p control unit to switch to the "Purge"...

  • Page 60: Commissioning The Apex [Gc] Control Unit

    BARTEC operating instructions – APEX Ex p control unit Commissioning Commissioning the APEX [Gc] control unit Notice Ensure that the electrical wiring is as described in the relevant operating instructions and that the purge gas supply is connected. If the Ex p control unit is in programming mode (parameter switch activated and password entered), the pressure values are displayed in Pa.
  • Page 61 Commissioning BARTEC operating instructions – APEX Ex p control unit 8.4.1.2 Determination of purge time Notice The procedure described here for determination of the purge time is based on the principle of manual purge time calculation. Assumptions for determination of the purge time:...
  • Page 62 BARTEC operating instructions – APEX Ex p control unit Commissioning 8.4.1.3 Calculation of purge time The purge time is calculated using the following formula: Cabinet volume [litres] Purging factor x 60 = Purge time [minutes] Flow rate [l/h] The flow rate must be determined using the reached purge pressure p3 and the related flow diagram (see appendix, chapter 13).

  • Page 63: Procedure For Ex P Settings - Automatic Purging

    Commissioning BARTEC operating instructions – APEX Ex p control unit Procedure - Connect PC to Ex p control unit, activate programming switch - Log in to the WEB-OS with the user level - Call up the "Purging parameters / Pressure parameters" menu - Enter and confirm the "po –...
  • Page 64 BARTEC operating instructions – APEX Ex p control unit Commissioning Procedure - Connect PC to Ex p control unit, activate programming switch - Log in to the WEB-OS with the user level - Call up the "Purging parameters / Purging modes" menu...
  • Page 65 Commissioning BARTEC operating instructions – APEX Ex p control unit Procedure - Connect PC to Ex p control unit, activate programming switch - Log in to the WEB-OS with the user level - Call up the "Purging parameters / Pressure parameters" menu - Enter and confirm the "po –...

  • Page 66: Function Check Ex P

    BARTEC operating instructions – APEX Ex p control unit Commissioning 8.4.2.4 Setting of "Ex p parameters / Enclosure parameters" Notice If the Ex p control unit is in programming mode (parameter switch activated and password entered), the units of measurement are displayed in mm.

  • Page 67: Commissioning The Apex [Dc] Control Unit

    Commissioning BARTEC operating instructions – APEX Ex p control unit 8.4.3.2 Checking the operating phase Procedure - Set up the pressurised enclosure ready for operation. - Activate the APEX control unit. - Activate the purge gas supply. - Allow purge time to expire; LED "K2" lights up, relay "K2" activates installations inside the pressurised enclosure.
  • Page 68 BARTEC operating instructions – APEX Ex p control unit Commissioning Procedure - Connect PC to Ex p control unit, activate programming switch - Log in to the WEB-OS with the user level - Call up the "Purging parameters / Purging modes" menu...

  • Page 69: Follow The Same Procedure For The Other Pressure Parameters - Function Check Ex P

    Commissioning BARTEC operating instructions – APEX Ex p control unit Procedure - Connect PC to Ex p control unit, activate programming switch - Log in to the WEB-OS with the user level - Call up the "Purging parameters / Pressure parameters" menu - Enter and confirm the "po –...

  • Page 70: Operation

    BARTEC operating instructions – APEX Ex p control unit Operation Operation Safety during operation DANGER Risk of death or serious injury due to damaged explosion protection measures! Safe operation is no longer possible. Take the APEX control unit out of operation and secure it against being switched on again.

  • Page 71: Purging Phase

    Operation BARTEC operating instructions – APEX Ex p control unit 9.2.3 Purging phase The pressurised enclosure is purged with purge gas to remove any explosive gas-air mixture that may be present or to dilute it to a harmless concentration before any potential ignition sources in the pressurised enclosure are switched on.

  • Page 72: Operating Phases Of The Apex [Dc] Control Unit

    BARTEC operating instructions – APEX Ex p control unit Operation Operating phases of the APEX [Dc] control unit Operation of pressurised equipment protected by an APEX Ex p control unit, which is designed for use in potentially explosive dust atmospheres, can be divided into two phases: Preparation and operating phase.

  • Page 73: Maintenance And Care

    Maintenance and care BARTEC operating instructions – APEX Ex p control unit Maintenance and care WARNING Dust deposits due to environmental influences. Dust deposits can accumulate in the pressure switch when used in applications in explosive dust atmospheres. In case of heavy dust deposits, clean the pressure switch every six months.

  • Page 74: Cleaning

    In case of irregularities, the operator should consider the possibility of timely and proper cleaning at BARTEC GmbH to prevent spontaneous failure of the control unit Furthermore, the function of the overall system should be checked. The correct sequence of the purging phase and operating phase should be checked.

  • Page 75: Fault And Troubleshooting

    Fault and troubleshooting BARTEC operating instructions – APEX Ex p control unit Fault and troubleshooting ATTENTION Changes in operating behaviour may be an indication of existing damage to the Ex p control unit! The Ex p control unit may be damaged.

  • Page 76: Error Messages

    BARTEC operating instructions – APEX Ex p control unit Fault and troubleshooting Fault Possible cause Troubleshooting LED "Operate" does Purge gas not available Check that the supply voltage is not flash during the connected to the purge gas valve purge time...
  • Page 77 Fault and troubleshooting BARTEC operating instructions – APEX Ex p control unit 11.1.1.1 Positive messages Plain text Status Code Purging process 00000001 The control unit has started the purging process. Ex p ready 00000002 The control unit has successfully completed the purging process. The main switch or jumper HS_IN / HS_OUT is not closed.
  • Page 78 BARTEC operating instructions – APEX Ex p control unit Fault and troubleshooting 11.1.1.3 Alarm messages Plain text Status Code Ex p inactive 0000000D The protected equipment is deactivated. Device fault 1 0000000E HW test error (processors) Device fault 2 0000000F...

  • Page 79: Technical Data

    Technical data BARTEC operating instructions – APEX Ex p control unit Technical data 12.1 APEX Ex px control unit 12.1.1 Explosion protection Type 07-37A2-2211/.520 Certifications ATEX, IECEx, EAC, CCC Use in Zone 1, Zone 21 ATEX Certificate BVS 19 ATEX E 016 X...

  • Page 80: Ex P Specific Data

    BARTEC operating instructions – APEX Ex p control unit Technical data Type 07-37A2-2211/.520 Connection terminal "Ex e" 0.08 … 2.5 mm² (28 …12 AWG) With wire end ferrule 0.25 ... 1.5 mm² Connection terminal "Ex i" 0.20 ... 2.0 mm² (20 ...14 AWG) With wire end ferrule 0.25 ...

  • Page 81: Pressure Switch

    Technical data BARTEC operating instructions – APEX Ex p control unit 12.2 Pressure switch Type 17-51P3-1.03 Dimensions 55 x 70 x 57 mm (WxHxD) Material Cracking pressure 3 mbar Orifice 8 mm, 12 mm, 15 mm or 18 mm Installation hole...

  • Page 82: Ordering Information

    BARTEC operating instructions – APEX Ex p control unit Ordering information Ordering information 13.1 APEX Ex px control unit Designation Order number APEX control unit, DC 07-37A2-2211/1520 APEX control unit, AC 07-37A2-2211/2520 13.2 Pressure switch Designation Order number Pressure switch module, in Ex p enclosure, 8 mm orifice...

  • Page 83: Appendix

    Appendix BARTEC operating instructions – APEX Ex p control unit Appendix 14.1 Dimensions of APEX Ex px control unit 14.1.1 Block diagram Subject to technical changes 82 / 88 01-37A2-7D0001 / REV-A-05-2024 / 413864...

  • Page 84: Pressure Switch Dimensions

    BARTEC operating instructions – APEX Ex p control unit Appendix 14.2 Pressure switch dimensions 14.3 Purge gas diagram 14.3.1 Purge gas diagram 8 mm, type 17-51P3-1203 2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 1000 2000 3000...

  • Page 85: Purge Gas Diagram 12 Mm, Type 17-51P3-1403

    Appendix BARTEC operating instructions – APEX Ex p control unit 14.3.2 Purge gas diagram 12 mm, type 17-51P3-1403 2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 Q [l/h] 14.3.3 Purge gas diagram 15 mm, type 17-51P3-1503...

  • Page 86: Purge Gas Diagram 18 Mm, Type 17-51P3-1603

    BARTEC operating instructions – APEX Ex p control unit Appendix 14.3.4 Purge gas diagram 18 mm, type 17-51P3-1603 2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 22000 Q [l/h] 14.3.5 Purge gas diagram 2x 18 mm, 2x type 17-51P3-1603...

  • Page 87: Applied Software Packages

    Appendix BARTEC operating instructions – APEX Ex p control unit 14.4 Applied software packages For servicing of the hardware/software of the APEX control unit, the freeware freeRTOS is used Subject to technical changes 86 / 88 01-37A2-7D0001 / REV-A-05-2024 / 413864...

  • Page 88: Declaration Of Conformity

    BARTEC operating instructions – APEX Ex p control unit Declaration of conformity Declaration of conformity 01-37A2-7D0001 / REV-A-05-2024 / 413864 87 / 88 Subject to technical changes...

  • Page 89: Notes

    Notes BARTEC operating instructions – APEX Ex p control unit Notes Subject to technical changes 88 / 88 01-37A2-7D0001 / REV-A-05-2024 / 413864...
  • Page 90 BARTEC BARTEC GmbH Max-Eyth-Str. 16 97980 Bad Mergentheim Germany Phone: +49 7931 597 0 info@bartec.com bartec.com...

This manual is also suitable for:

07-37a2-2211/520

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