Siemens Maxum II Reference Manual Download

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Figure 3-1

Maxum II Airless/Airbath Dimensions

Table 3-9

Configuration

Oven options

● Single isothermal airbath oven or divided airbath oven with two independent

isothermal zones

● Single oven or two independent, airless ovens in separate oven areas.
● Programmable-temperature (PTGC) oven

Detector options

● Thermal conductivity
● Flame ionization
● Flame photometry
● Pulse discharge detector in Helium ionization mode
● Pulse discharge detector in Photo-ionization mode
● Pulse discharge detector in Electron capture mode

Number of detectors

● 1, 2 or 3 in any combination of detector module types for airbath ovens (max. 2

FPDs)

● 1, or 2 in any combination of detector module types for airless ovens, up to 3 in

special configurations

Specifications

Maxum II Reference Manual

Manual, 7/2017, 2000596-001

Summary of Contents for Maxum II

Page 1: ...e Manual Manual Product Descriptions and Maintenance for Maxum II Airless Airbath Model Gas Chormatograph 7 2017 2000596 001 Analyzer Overview 1 Electronic Compartment Component Descriptions and Maintenance Procedures 2 Specifications 3 ...

Page 2: ...who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation If products and components from other manufacturers are used these mus...

Page 3: ...2 2 3 4 Onboard Solid State Relays 23 2 2 3 5 Oven Functions 24 2 2 3 6 Electronic Enclosure Environment 26 2 2 4 Replacement Procedure 28 2 2 4 1 Troubleshooting 28 2 2 4 2 Removing The PECM 30 2 2 4 3 Installing The New PECM 31 2 3 System Controller Version 2 1 SYSCON2 1 32 2 3 1 Description 32 2 3 2 Mechanical 33 2 3 3 SYSCON2 1 Components 34 2 3 3 1 Communication and Control Board CAC3 34 2 3 ...

Page 4: ... Sensor Near Electronics SNE Software 72 2 7 Solid State Relay Module 74 2 8 Solenoid Valves 76 2 8 1 Solenoid Valve Control Module SVCM 76 2 8 2 Replacing a Solenoid Valve 80 2 9 Electronic Pressure Control Module 81 2 9 1 EPC Module Description 81 2 9 2 Replacing an EPC Module 83 2 10 Color Touchscreen 85 2 10 1 Description 85 2 10 2 Maintenance Overview 85 2 10 3 Replacement Procedures 86 3 Spe...

Page 5: ...ection using a network security appliance administered by qualified IT personnel Failure to implement robust network security may expose your company to internet hacking attacks that could result in theft or loss of sensitive data equipment damage serious injury or death Maxum II Reference Manual Manual 7 2017 2000596 001 5 ...

Page 6: ...Maxum II Reference Manual 6 Manual 7 2017 2000596 001 ...

Page 7: ...l ovens for parallel chromatography applications The Maxum II Maintenance Panel provides maintenance personnel with access to all maintenance functions and data In addition the Maintenance Panel displays both real time and archived chromatograms A PC based network workstation runs the Gas Chromatograph Portal software Analyzer Specific Documents Included with each analyzer is a custom documentatio...

Page 8: ... Layout Applicable Wiring Diagrams Oven Plumbing Diagram Sensor Near Electronics Recommended Spare Parts Analyzer Manufacturing Test Charts Stream Composition Data Database 1 3 Parts of the Maxum II Overview The Maxum II Gas Chromatagraph is completely enclosed in an air purgable metal cabinet with hinged doors Mounted above the isothermal oven is the electronics enclosure and regulator panel The ...

Page 9: ...ment Figure 1 2 Electronics Enclosure Component Locations Regulator Panel The regulator panel contains space for seven gauges and regulators The base Maxum II comes with two standard regulators and an electronics enclosure fast purge See the custom documentation drawing package that was shipped with the analyzer to see which gauges and regulators are mounted on the analyzer 1 4 Isothermal Oven The...

Page 10: ...ion Model Description Vapor Samples Model 50 10 port non plunger diaphragm Contains no moving parts It will operate over 10 million cycles on clean samples and can operate on carrier gas or other bottled inert gas with negligible consumption It does the work of two Model 11 valves and is half the size Vapor or Liquid Sam ples Model 11 and Model 11 LDV 6 port diaphragm plunger valve high reliabilit...

Page 11: ...nce functions and data in a graphical dis play In addition it can also display both real time and stored chromatograms The stored chromatograms include voltages and cycle times for future comparison as well as zoom and pan features Operational and routine maintenance tasks for the analyer can be per formed from the color touchscreen interactive display screens and menus System security is assured ...

Page 12: ...tatus of all analyzers connected to the network to centralize system maintenance More information can be found in the GCP Help Manual Chromatography Software EZChrom industry specific software is incorporated in the GCP software This is a laboratory quality application builder developed by Scientific Software Inc and includes custom features for the Maxum II Using EZChrom it is possible to set up ...

Page 13: ...stand alone system consisting of a power supply filtering circuit fuse protection and a power monitor board Power System Module Line Voltage Selector Switch Fuse Holder Figure 2 1 Power System Module Location in EC AC Line Input AC power input to the power supply is from the Power Entry Control Module A line cord from the PECM plugs into the front AC receptacle of the power supply A primary Line V...

Page 14: ...o 63 Hz Nominal Input Current 2 amp 115 VAC 1 amp 230 VAC Nominal Output Voltage 24 VDC 3 1 ripple plus noise at a bandwidth of 30 MHz Nominal Output Current 6 A 104 F 40 C 4 A 104 to 150 F 40 to 70 C Static Load 0 2 A 0 0 A open circuit permitted Dynamic Load Between 0 2 A to 3 A in the load range A maximum load of 2 A at 1 8 kHz is switched Switching is controlled by pulse width Precision range ...

Page 15: ... AC voltage can still be present on many of the components in the enclosure NOTICE Obtain all permits that may be required to perform this work Observe local codes and obtain any required permits before starting the work The power supply has an integral bracket that slips under flanges in the top of the enclosure on the right side and by two muts on threaded studs on the left side Slots in the bra...

Page 16: ...n the back of the enclosure See 7 in the photo C Removing the Power Supply Module above 10 Slide the power supply out of encloure 6 in photo B above To PECM power connector To SYSCON power connector on bottom left of cage To safety ground lug on back wall Mounting flanges on inside top of enclosure Line voltage selector switch Fuse holder Line cord connector Figure 2 3 Power Supply Module Details ...

Page 17: ... settings can damage the equipment See the information packet that was shipped with the analyzer for information on the individual analyzer Electronic Compartment Component Descriptions and Maintenance Procedures 2 1 Power Supplies Maxum II Reference Manual Manual 7 2017 2000596 001 17 ...

Page 18: ...trol out HWH control in HW ou H cont control HW HW HWH H H co co cont nt nt nt ntro ro ro rol contro TL OT modules Temp RTD in Filtered AC out to 24v supply L1 MMI LED out MWH HWH SSR power out PECM SSR Board PECM3 CTRL Board F1 F1 F5 F2 F5 F5 F2 F2 F2 F2 F2 F2 F2 F2 F2 F2 F2 F2 F2 F4 without cover Board cover without cov F4 witho F4 without F3 without cover Purge disable jumper Figure 2 4 PECM3 I...

Page 19: ... Key features of the newer design are Easy access no cover Two on board temperature control circuits May allow elimination of a DPM that is only used for temperature control such as for heated valves or the methanator Additional medium wattage heater circuit Four connectors providing I2 C and 24VDC power distribution have been added This replaces some of the functions of the Wiring Distribution Bo...

Page 20: ...ol 115 VAC from a DC voltage system the customer must use components external to the PECM TB10 parallel connected to TB1 if UPS is not used Hot F5 6A H N TB10 TB9 Low Wattage Heater Relays 1 5 1 2 3 1 4 Air Bath Heater Power Hot Holder Hot AC Chassis Ground F1 16A ABH2 F2 16A ABH1 Medium Wattage Heater Relays Hot 3 F4 10A L 2 N 2 H N G 1 2 1 2 3A Holder H N G TB1 TB2 L 1 N 1 Hot Filtered AC F3 J1 ...

Page 21: ... Heater Solid State Relay Each circuit consists of two series connected solid state relays One of these relays controls the 1400 Watt or 650 Watt AC heater to maintain the set point temperature by monitoring the air bath RTD and heater pressure switch The second relay is used for safety purposes It performs an emergency analyzer heater shutdown if an over temperature condition is detected Both rel...

Page 22: ...ctions 2 2 3 3 Communication and Power Distribution The 24V power supply connects to one of two parallel power connectors TB1 and TB2 on the PECM CTL board Another module can be powered from the other connector Each of the 7 I2 C connectors also provides 24VDC power to the connected module A separate connector powers a 24V fan Electronic Compartment Component Descriptions and Maintenance Procedure...

Page 23: ...ndividual SSRs in outputs 5 and 6 For safety since the power switching circuits are primarily designed for low wattage air bath heater control each circuit has two series connected SSRs each being separately controlled The jumper ties the two relays together to function as one output when they are not used for low wattage heater control The circuitry is similar to the 1400 Watt High Wattage Heater...

Page 24: ... Relays Jum per Jum per Relay AC Supply Voltage Solid State Relay Figure 2 8 LW5 LW6 Relay Circuit Jumper Connections 2 2 3 5 Oven Functions Temperature Monitoring and Control The PECM_CTL board has two temperature monitor and control channels for use with the high wattage heaters HWH Each channel includes RTD input Mounting location and connector for setpoint module Comparator circuit PWM control...

Page 25: ... the PECM over temperature circuit inhibits the SSR from powering the heater Alarm conditions are reported to the SYSCON over the I2 C link Solenoid Control Includes solenoid valve control which eliminates the need for individual SVCM controller boards When converting older design and eliminating original SVCM controller boards additional long cables are required Air Supply Monitoring for Air Bath...

Page 26: ...ospheric Pressure Monitoring New for PECM CTL3 This sensor allows a Maxbasic program to measure the ambient atmospheric pressure for custom applications A tube must be connected from the sensor J44 on the PECM SSR board to the exterior of the EC L1 MMI LEDs Maintenance Panel Level 1 consists of LEDs on the outside of the analyzer door It is intended for use in GCs that are not equipped with the fu...

Page 27: ...he EC cabinet All fuses and electrical connections are readily accessible Figure 2 10 PECM3 Mounted in EC Electronic Compartment Component Descriptions and Maintenance Procedures 2 2 Power Entry and Control Module Maxum II Reference Manual Manual 7 2017 2000596 001 27 ...

Page 28: ... be reloaded after the PECM is replaced in case this becomes necessary WARNING Voltage dangerous to life is present on the PECM Failure to observe proper safety measures can cause severe injury or death Before beginning to remove or install the PECM assembly the power must be externally removed from the GC AC power comes directly into this board for regulation and distribution in the electronics e...

Page 29: ... Fault Warning Normal Fault Warning PECM Status Temperature Controller Status PECM LEDs State 1 1 If all units in this state then power to the analyzer and or board is not active 2 Reset the device or cycle power 3 Check power connections to board AC and 24VDC 4 Replace unit State 1 Power off State 2 Self test State 3 Address assignment State 4 Normal operation State 5 Warning condition data good ...

Page 30: ...ctor or plug reads identical to the orange identifier tag on its mating connector CAUTION Observe proper fuse values to prevent equipment damage or personal injury The PECM1 is used in applications with both 115VAC and 230VAC power Before installing a replacement assembly ensure that the correct fuses for the particular application are installed in the replacement PECM3 Procedure 1 Open electronic...

Page 31: ...be installed on SW1 before mounting the PECM in the next step 4 Install the replacement PECM on the two mounting bolts 5 Tighten the two 5mm hex nuts 6 Start at the back of new controller and plug in the following cables see the connector identification illustrations If not already connected in step 12 connect the Purge switch SW1 tubing connection Relay power plug TB9 and Heater Relay Control cab...

Page 32: ...all interfaces provided by the SYSCON2 1 The CAC3 on the SYSCON2 1 stores the analyzer application database combines all data results and performs additional high level data processing and calculations All network communications maintenance panel and analyzer functions are also coordinated by the SYSCON2 1 The SYSCON2 1 provides communication between the Controller Board I O Boards and the EC oper...

Page 33: ...YSCON Intrinsic Safety Ground Connection Points TIB Door Assembly Figure 2 11 SYSCON2 1 In Electronics Enclosure The Color Touchscreen cables directly to the SIB3 through an opening in the rear of the SY SCON assembly All PC boards in the SYSCON assembly are visible through the front of the drawer for making all I O connections Interface connectors to the front panel display and communication conn...

Page 34: ...r used for connection to external Ethernet This is connected via a short RJ 45 patch cable to the Ethernet Switch Board which resides in a card slot on the SIB3 More information and details pertaining to the CAC3 can be found in the System Controller version 2 1 SYSCON2 1 Installation Manual Siemens part number A5E02643617001 Figure 2 12 CAC3 Board Part Number A5E02599492004 Electronic Compartment...

Page 35: ...is functional LED4 Maintenance Yellow Off during normal operation On during bootload LED5 Fault Red CAC3 Board fault LED6 LED7 Ethernet Speed Green On Speed is 100 Mb sec or auto negotiating Off Speed is 10 Mb sec or disconnected RJ 45 Green Link Status Green LED is green when link is in full duplex mode RJ 45 Yel low Link Acknowl edge Yellow LED is on when link is active Will flash off for transm...

Page 36: ...e SYSCON Interface Board version 3 SIB3 is a board with the CAC3 mounted on it performs the function of the SYSCON2 1 Unlike the CAC3 the SIB3 is specific to the Maxum family of products including the Maxum the Maxum II NAU The combined SIB3 and CAC3 are an electrically and mechanically compatible replacement for the legacy SYSCON board in the Maxum Electronic Compartment Component Descriptions an...

Page 37: ...Ds 3 2 1 0 PCI Slot LEDs Reset I O Connector DI Mode Switch Set to Mode 2 CAN Bridge LEDs Power LEDs Internal Ethernet to SNECON LEDs CAC3 I2 C LEDs Figure 2 14 SIB3 LEDs and Switches Electronic Compartment Component Descriptions and Maintenance Procedures 2 3 System Controller Version 2 1 SYSCON2 1 Maxum II Reference Manual Manual 7 2017 2000596 001 37 ...

Page 38: ...ed next to battery holder Description Color and Meaning LED19 20 The Auto pullup feature is supplying pullup current on the I2 C Bus Can Bridge LEDs Located to the left of the far left PCI slot Description Color and Meaning LED16 Ready Comm Dim Green Can Bridge is normal Bright Green Can Bridge is communicating LED17 Warning Yellow Warning on the Can Bridge LED15 Fault Red Can Bridge fault Can I O...

Page 39: ... Fault Red Overcurrent or thermal shutdown on PCI slot 2 LED12 Slot 3 Fault Red Overcurrent or thermal shutdown on PCI slot 3 Internal Ethernet LEDs Located next to and on SIB3 RJ 45 connector Description Color and Meaning Green LED on RJ 45 Green LED is green when link is in full duplex mode Yellow LED on RJ 45 Yellow LED is on when link is active Will flash off for transmit or receive activity L...

Page 40: ...CAN Internal CAN Direct Serial Port 4 Serial Port 3 Network Expansion Slot for Ethernet Switch Board PCI Slots CAN Bus Reset I O Connector I O Mode Switch Serial Port 1 Serial Port 2 Color Touchscreen SYSCON Debug Ethernet to Ethernet Switch Ethernet to SNECON if used Maintenance Panel Legacy I2 C B I2 C A 3 2 5 4 Figure 2 15 SYSCON2 1 Connections Electronic Compartment Component Descriptions and ...

Page 41: ...he PCI slot connector has no electrical connection for CAN cards Note Only use cards specified and sold by Siemens for the SYSCON2 1 Installation of a card that is not approved by Siemens into a SYSCON2 1 PCI slot may damage both the card and the SYSCON2 1 Network Expansion Slot The Ethernet Switch Board or Ethernet Switch Board with Fiber plugs into this connector located on the far right side of...

Page 42: ... part number A5E02283873001 is available DB 9 Pin RS 232 Signal RS 485 Modbus Signal 1 2 RX v power 3 TX Line B RxD TxD 4 5 GND Common 6 7 RTS 8 CTS Line A RxD TxD 9 Serial Ports 3 and 4 These two serial ports equipped on the same slot connector as the SYSCON Debug port are not active in software release 5 0 I2 C Bus The I2 C connectors are shown in the upper right corner of the SYSCON2 1 Connecti...

Page 43: ...ion Note The real time clock on the CAC3 board is powered by a backup circuit on the SIB Older SIBs may have a battery in the backup circuit Because the back up circuit is located on the SIB board while the real time clock is on the CAC3 board if the CAC3 board is disconnected from the SIB then backup power is lost The time and date must then be set on the analyzer IO Connections The SYSCON has th...

Page 44: ...ernet port This is connected via a short RJ 45 patch cable to the Ethernet Switch Board ESB that resides on the SIB3 The ESB converts the single CAC3 Ethernet into four Ethernet connections This allows the SYSCON2 1 to remain connected to an external network while at the same time allowing a laptop to be temporarily connected for maintenance and troubleshooting purposes The remaining connections p...

Page 45: ...s not compatible with 10 megabit fiber systems As can be seen in Figure 2 22 on the following page the ESBF is equipped with two edge connectors one on the top of the board and one on the bottom The board is designed in this manner to support its use in either the network slot slot 5 of a SYSCON2 1 or in a PCI slot of a SYSCON2 1 or legacy SYSCON1 The slot edge connectors are labeled on the board ...

Page 46: ...optic connection is on the bottom in this configuration SYSCON1 Enhancement ESBF installs in an empty PCI slot slots 1 through 4 counting from left This allows the original SYSCON1 to communicate to more than one Ethernet device at the same time such as communication to a local laptop computer while still connected to the network This also allows for easy configuration to support fiber Ethernet co...

Page 47: ...acket Position Default at left Alternate at right Electronic Compartment Component Descriptions and Maintenance Procedures 2 3 System Controller Version 2 1 SYSCON2 1 Maxum II Reference Manual Manual 7 2017 2000596 001 47 ...

Page 48: ...tion and Communication Paths Most problems can be resolved by checking interconnects between cable boards and connectors If a component must be replaced the following sections give detailed procedures Remote Database Backup Because these procedures separate the CAC3 memory from the backup battery voltage on the SIB3 the database must be backed up to a workstation on the network or directly connect...

Page 49: ...et cable from the CAC3 board 2 Remove the two 2mm screws and o rings as shown in the illustration below Early SIB3s had threaded studs with two nuts with o rings 3 Remove the CAC3 by gently pulling it straight up Avoid rocking or tilting motions Electronic Compartment Component Descriptions and Maintenance Procedures 2 3 System Controller Version 2 1 SYSCON2 1 Maxum II Reference Manual Manual 7 20...

Page 50: ...have screws in nuts swaged into the board to secure the CAC3 Figure 2 20 Mounting the CAC3 on the SIB3 Electronic Compartment Component Descriptions and Maintenance Procedures 2 3 System Controller Version 2 1 SYSCON2 1 Maxum II Reference Manual 50 Manual 7 2017 2000596 001 ...

Page 51: ... SIB so it can be removed 2 Make note of I O board positions I O cable location All cable positions to the SIB3 SIB3 I O Mode switch 3 Disconnect I O cables from SIB3 and I O boards Display cables Ethernet cable from CAC3 Internal ethernet cable to SNEs if used 4 Remove ESB 5 Remove I O boards 6 Disconnect from the SIB3 I2 C cables Purge cable Power cable Serial cables CAN bus cable if present 7 I...

Page 52: ...re described earlier The two boards together are called the SYSCON2 1 3 Install the SYSCON2 1 in the tray and secure with the 6 mounting screws removed earlier 4 Install these cables to the SIB3 I2 C cables Purge cable Power cable Serial cables CAN bus cable if present 5 Install the ESB and reconnect the Ethernet cable from the rear RJ 45 connector to the horizontal RJ 45 conncector on the CAC3 El...

Page 53: ...ocedure Follow this procedure to replace the battery 1 Power down the analyzer using standard procedures 2 Open electronic enclosure door using a 4 mm 5 32 inch Allen wrench if necessary When door is open DO NOT place tension on the Maintenance Panel interface ribbon cable 3 Using appropriate tools loosen the topmost SYSCON Assembly fastening hardware that secures the assembly to electronic enclos...

Page 54: ... closed These typically enable or disable a device turn an indicator light on or off or select a measurement range in a sensor Analog Inputs accept a variable voltage level and convert the level to a digital value that can be used in software Analog Outputs convert a digital value into a variable current that can be used to control some device or process SIB3 Based IO The SYSCON2 1 has ten on boar...

Page 55: ...of additional I2 C IO boards that the Maxum II can access remotely I2 C Bus Connections and Addressing There are two standard I2 C bus connections on the top of each I2 C IO board Either of these connections may be used as either a bus input or bus extension connection In this manner the I2 C bus can daisy chain from one board to another or to other I2 C devices The I2 C IO boards use an 8 bit boa...

Page 56: ... Legacy position Default position Figure 2 21 IO Board Switches Electronic Compartment Component Descriptions and Maintenance Procedures 2 4 Analog and Digital IO Maxum II Reference Manual 56 Manual 7 2017 2000596 001 ...

Page 57: ...I Mode Switch Switch SW1 located at the top of the board near the front connector end controls the mode setting for the on board digital inputs DIs The switch sets the mode for all DI circuits on the board mixing of modes on a board is not supported The available options are Default Sink Mode 2 and Legacy Mode 1 A diagram is printed on the back of each board showing the setting The Legacy option i...

Page 58: ...d bleed applica tion which uses two parallel solenoids at 0 4A each should use separate DOs to drive each solenoid Each DO connected to a solenoid should have a diode to sup press the solenoid load I O Terminal Design Plug in terminal strips for stranded or solid conductors with a maximum diameter of 1 0mm2 or 18AWG DI Common 4 3 DI5 DI Common 6 5 DI4 DI Common 8 7 DI3 DI Common 10 9 DI2 DI Common...

Page 59: ...able with floating contacts alter native switchable with external voltage 12 24VDC common negative pole I O Terminal Design Plug in terminal strips for stran ded or solid conductors with a maximum diameter of 1 0mm2 or 18AWG AI7 10V 4 3 AI7 10V AI6 10V 6 5 AI6 10V AI5 10V 8 7 AI5 10V AI4 10V 10 9 AI4 10V AI3 10V 12 11 AI3 10V AI2 10V 14 13 AI2 10V AI1 10V 16 15 AI1 10V AO_GND 18 17 AO8 Current 20 ...

Page 60: ...le with ex ternal voltage 12 24VDC common negative pole Digital Outputs Digital Outputs Floating double throw contacts max contact load rating 30V 1A I O Terminal Design Plug in terminal strips for stranded or solid conductors with a maximum diameter of 1 0mm2 or 18AWG AI3 10V 4 3 AI3 10V AI2 10V 6 5 AI2 10V AI1 10V 8 7 AI1 10V DI Common 10 9 DI4 12 11 DI3 14 13 DI2 16 15 DI1 AO_GND 18 17 AO4 Curr...

Page 61: ...etectors connect to each associated Detector Personality Module DPM input The transfer of detector data is based on the database method The DPM digitizes the signal and then passes the data to the SYSCON via an I2 C port Results can then be viewed on the Color Touchscreen or the workstation The method is the part of the application that contains the parameters for controlling the hardware used by ...

Page 62: ...ounting Location Figure 2 26 Base3DPM With Mezzanine Module Part Number The Base3 DPM Part Number A5E02645925001 is shipped with current analyzers It can be used as a replacement part for earlier DPMs in Maxum I analyzers using an adapter part number A5E34938458001 Electronic Compartment Component Descriptions and Maintenance Procedures 2 5 Detector Personality Modules Maxum II Reference Manual 62...

Page 63: ...ia connector on right side as viewed inside analyzer EC Temperature control Temperature setpoint module connector Two RTD inputs Two heater control outputs System communication I2 C port with ID select switch Input Signal Paths The input signal functions are shown below Analog Flame Ionization or Flame Photometric Detector Network I2 C I2 C Analog GCP Color Touch Display SYSCON PECM BaseDPM A D Me...

Page 64: ... shown previously in the photograph selects the DPM location that is incorporated in the address to be reported in the results The DPM I2 C port is connected directly to the system controller via the PECM or a wiring distribution board In this scenario the following values are applied Switch Value Location 1 Left 2 Center 3 Right NOTE If the DPM I2 C port is connected to an SNE the value is always...

Page 65: ...M Airflow Loss Shutdown Compare Figure 2 30 Heater Control Path Using DPM A mounting location and connector are provided for two Temperature Setpoint Modules The modules are installed on the left side back of the DPM shown below This same position is used in the Temperature Control DPM RTD Temp Control Inputs I2 C Heater Control Outputs to PECM Location ID Switch Temp Setpoint Module Mounting Scre...

Page 66: ...1 FPD FPD 100nA none 2021328 003 FPD 0 18 Hz Filter 100nA none 2021326 001 Universal Voltage AI 1V 10V 1901614 001 Dummy Plug When Base DPM is Filament only and no mezzanine required none none 2 5 3 Replacing a Base3DPM Removing the Base3DPM See the illustration Base3 DPM With Mezzanine Module and Temperature Setpoint Modules Installed on Left Side of Base3DPM for connector and module locations 1 ...

Page 67: ...M cage and secure with the two screws removed from the old unit 2 Plug the temperature setpoint module stack onto its mount on the left side of the unit 3 Reinstall the screw to secure the temperature setpoint module stack through the access hole on the right side of the unit 4 Plug the mezzanine module onto its connector on the right side of the unit and reinstall the two screws ear the top edge ...

Page 68: ...ty The intrinsic safety feature of this module is only used in the Maxum II Modular Oven model The following two paragraphs apply only if this feature is used The TCD DPM in the Maxum II as well as the actual detector controlled by the TCD is protected by intrinsic safety Intrinsic safety is a method of protection where a circuit is designed such that it will not create a spark or other condition ...

Page 69: ...onnectors Intrinsic Safety Grounds The intrinsically safe design of the IS TCD3 DPM not normally used with airless or airbath ovens requires two ground connections to the chassis terminated to two different terminals The Maxum II Modular Oven is shipped with these grounds connected correctly Refer to the Maxum II Explosion Protection Safety Standards Manual A5E02220442001 for more information on t...

Page 70: ...ocations Page 69 for connector locations 1 Back up and shut down the unit using the General Analyzer Shutdown Procedure in the Maxum Edition II Analyzer General Maintenance Manual 2 Open the electronics enclosure door 3 Disconnect the detector cables by unplugging the orange connectors 4 Disconnect the I2 C power cable 5 If present take out screws holding the IS ground cables typically only instal...

Page 71: ...ud at the front inserted through the slot in the DPM bracket 3 Slide backward to lock the rear mounting lug into the slot 4 Reinstall the nut on the threaded stud to secure the DPM 5 Reconnect the I2 C power cable 6 Reconnect the IS ground cables if used 7 Reconnect the detector cables 8 Follow the steps in the General Analyzer Startup Procedure in the Maxum Edition II Analyzer General Maintenance...

Page 72: ... Reinstall the screw to secure the temperature setpoint module stack through the access hole on the right side of the unit 4 Insert the rear lug into the slot at the rear of the DPM mounting position with the mounting stud at the front inserted through the slot in the DPM bracket 5 Slide backward to lock the rear mounting lug into the slot 6 Reinstall the nut on the threaded stud to secure the DPM...

Page 73: ...o external host Communication Manager The Communication Manager acts as a central point of control for communication links attached to the Sensor Near Electronics SNE This allows Internal SNE software to function regardless of which communication link is being used to communicate with the system Hardware Manager The Hardware Manager provides scheduling and communication services for the hardware i...

Page 74: ...nclosure using heat sinks The standard SSR also called high wattage can provide switching for two heater elements of up to 1400 watts each The medium wattage version can control two heater elements of up to 500 watts each Relays for both the original and new standard SSR versions are available as spare parts For the medium wattage SSR individual relays cannot be replaced NOTICE The SSR module supp...

Page 75: ...ay Schematic Medium Wattage SSR A medium wattage version of the Solid State Relay SSR module is available The original assembly included four large relays suitable for switching two of the 1400 watt air bath oven heater elements However many Maxum GCs do not require that much power Therefore a new SSR Module was added to the Maxum spare part offering The newer board provides smaller relays which a...

Page 76: ...VCM Versions There are two configurations of SVCM The old version which is still supported as a spare part is equipped with a valve driver circuit board For the newer version of the SVCM this valve drive circuitry has been moved to the PECM2 module The newer version has a lower cost and is more reliable and robust The SVCM electronics whether onboard for the old version or on the PECM for the new ...

Page 77: ...s Test Buttons bottoms of solenoids Solenoid Valve Tubing Manifold Legacy SVCM Present SVCM Figure 2 40 Solenoid Valve Control Module SVCM Electronic Compartment Component Descriptions and Maintenance Procedures 2 8 Solenoid Valves Maxum II Reference Manual Manual 7 2017 2000596 001 77 ...

Page 78: ... 1 is mounted in the lower right portion of the back wall SVCM 2 is mounted in the lower left portion of the back wall SVCM 3 is mounted vertically in the upper right portion of the back wall The original SVCM is equipped with Parker solenoids The newer SVCM is equipped with SMC solenoids Manifold in out SST tubing connections incorporate one touch push type tubing connectors Figure 2 41 Solenoid ...

Page 79: ...h SMC new solenoid Table 2 5 Digital Output Solenoid Valve Groups Group Solenoid Valve Left Valve 1 Valve 2 Valve 3 Valve 4 Right Valve 1 Valve 2 Valve 3 Valve 4 Table 2 6 SVCM I O Assignments SYSCON Channel Number I O Name Group Channel DO1 LEFT_GROUP_VALVE_1 1 80h DO 2 LEFT_GROUP_VALVE_2 40h DO 3 LEFT_GROUP_VALVE_3 20h DO 4 LEFT_GROUP_VALVE_4 10h DO 5 RIGHT_GROUP_VALVE_1 08h DO 6 RIGHT_GROUP_VAL...

Page 80: ...perate and pressure is 75 psig Solenoid Valve is defective and must be replaced 5 Repeat for each valve operating on and off Allow at least 1 second between button presses 2 8 2 Replacing a Solenoid Valve The solenoid valves are mounted on either the floor or back of the electronic enclosure depending on configuration Valves are replaced individually The Solenoid Valve Replacement Kit is available...

Page 81: ...llows programmed pressure control for faster chromatography and modern applications It allows precise control of pressures The EPC can be used for both carrier and fuel gas supply which eliminates the less reliable mechanical regulation Four independent EPCs can be installed in one Maxum II Each EPC provides two independently regulated pressures for use on carrier and flame fuel sources in the ove...

Page 82: ... printed circuit board with two pressure transducers two proportional valves with associated electronic circuitry manifold for pneumatic connections and a connector for I2 C communication signals and DC power The EPC provides electrically controlled pressure for helium hydrogen and nitrogen carriers etc as well as low flow and low pressure 100psi applications such as flame detector fuel The EPC op...

Page 83: ...ating limits monitoring of line and short term pressure variations with respect to the setpoint regulation out of range pressure alarm and a diagnostic failure 2 9 2 Replacing an EPC Module WARNING Voltage dangerous to life exists Failure to follow proper procedures may result in equipment damage personal injury or death Before performing the removal and installation procedures it is important tha...

Page 84: ...tion when reconnecting gas lines Do not over tighten 8 Before applying AC power be certain the gasket between the manifold and the Electronics Enclosure is properly seated and interface cable connectors are correctly connected 9 Inspect the system for leaks Setting the Location ID The newest version of the EPC has DIP switches in place of the J2 ID Connector used in the previous version These are ...

Page 85: ...SCON2 1 The touch interface board TIB is mounted directly to the LCD panel touchscreen as a single assembly The TIB and LCD panel are individually replaceable 2 10 2 Maintenance Overview General Care and Cleaning of the Display Keep touch screen surfaces clean and free of any dust and dirt to prevent small particles from scratching the touch screen under a sliding finger or stylus Use a soft lint ...

Page 86: ...existing database of the NAU to the hard drive of the Workstation From the Network Portal select the line entry for the device and then click the Backup button at the top of the view The Save backup file as dialog box will appear Type or select a name for the backup file in the File Name field If the user does not identify a file extension then the default extension of amd will be used Click the S...

Page 87: ...lay Cables 7 Pull out the SYSCON2 1 drawer and disconnect the display cables from the SIB3 as shown below The cables can then be pulled out through the rear of the cage Display Cable Routing Display Cable Connections Figure 2 45 Display Cable Connectors In SYSCON2 1 Electronic Compartment Component Descriptions and Maintenance Procedures 2 10 Color Touchscreen Maxum II Reference Manual Manual 7 20...

Page 88: ...ce Figure 2 46 Removing or Installing Electronics Enclosure Door The following steps refer to the exploded assembly view below Electronic Compartment Component Descriptions and Maintenance Procedures 2 10 Color Touchscreen Maxum II Reference Manual 88 Manual 7 2017 2000596 001 ...

Page 89: ...Remove the TIB protective cover by removing the 4 screws A in exploded view This allows access to two of the 6 mounting studs for the LCD assembly E in exploded view 10 Disconnect the three connectors of the display cable assembly the backlight connector the TIB cable connector and the LCD connector B in exploded view Electronic Compartment Component Descriptions and Maintenance Procedures 2 10 Co...

Page 90: ...re Tie Anchors 15 Remove the 6 nuts E in exploded view and remove display assembly Assembly Considerations Reassembly of the TIB door is generally the reverse order of the disassembly steps given above Display Panel The replacement display panel has a protective plastic sheet on the glass surface Remove this prior to mounting on the door When replacing the mounting nuts use between 3 and 5 inch po...

Page 91: ...ear the intrinsic safety ground lugs Install wire tie for backlight connector through small hole at the corner of the panel plate Figure 2 49 Wire Tie Installation Detail Electronic Compartment Component Descriptions and Maintenance Procedures 2 10 Color Touchscreen Maxum II Reference Manual Manual 7 2017 2000596 001 91 ...

Page 92: ...Electronic Compartment Component Descriptions and Maintenance Procedures 2 10 Color Touchscreen Maxum II Reference Manual 92 Manual 7 2017 2000596 001 ...

Page 93: ...F application dependent Specific installations may require additional environmental constraints See the custom documentation package Note If the Maxum II is exposed to high condensing humidity with the electronics open or without dry purge air applied then it must be allowed to re stabilize at the above stated conditions for at least 8 hours before electrical power is applied Depending on applicat...

Page 94: ...Typical Gas Requirements Type Quality Pressure Typical Consumption Carrier gas Hydrogen Nitrogen Helium Argon Synthetic Air 5 0 99 999 500 to 1000 kPa 72 5 to 145 psig 50 to 150 ml min train Combustion gas Hydrogen 5 0 99 999 500 to 1000 kPa 72 5 to 145 psig 30 to 50 ml min FID Approx 100 ml min FPD Combustion air Synthetic air Hydrocarbon free 500 to 1000 kPa 72 5 to 145 psig Approx 400 ml min FI...

Page 95: ...anical pressure control depending on application Table 3 7 Mounting Clearance Mounting clearance Clearance on left 460 mm 18 from walls and other devices Clearance on right 460 mm 18 in all cases Clearance at front 654 mm 26 in all cases Center to center 1 120 mm 44 in all cases Table 3 8 Dimensions Weight 77 kg 170 lbs application dependent Overall Dimensions including mounting hardware Height 10...

Page 96: ... options Thermal conductivity Flame ionization Flame photometry Pulse discharge detector in Helium ionization mode Pulse discharge detector in Photo ionization mode Pulse discharge detector in Electron capture mode Number of detectors 1 2 or 3 in any combination of detector module types for airbath ovens max 2 FPDs 1 or 2 in any combination of detector module types for airless ovens up to 3 in spe...

Page 97: ... with instrument air or nitrogen is rec ommended to maintain optimum measurement performance The PDD is not certified for hazardous areas EMI RFI design CE compatible in conformity with 2014 30 EU EMC directive CE compatible in conformity with 2014 35 EU low voltage directive Tested according to EN 61010 1 IEC 61010 1 Table 3 11 Electrical characteristics Power supply Single phase AC 100 to 130 V ...

Page 98: ...m area of 0 82 mm2 18AWG Table 3 13 Communication Serial ports 4 RS232 RS485 ports e g Modbus Ethernet Standard 10 100 BaseT Ethernet with 4 RJ45 connectors e g Modbus TCP IP or OPC Optional ESBF board Fiber optic 100Base FX multimode with ST connection 3 x RJ45 and 1 x optical Table 3 14 Gas sample inlet conditions Sample flow 5 to 100 ml min depending on application Sample filter size 0 1 to 5 μ...

Page 99: ...BH1 74 ABH2 74 F Fuses 74 H Heater Termination Plug 31 I IO Board DI Mode Switch 57 IO Board Status LEDs 57 S Solid State Relay Module 74 T TEMP CONTROL 31 Maxum II Reference Manual Manual 7 2017 2000596 001 99 ...

Page 100: ...Index Maxum II Reference Manual 100 Manual 7 2017 2000596 001 ...

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