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Service & Parts

7-1

SERVICE AND PARTS

Parts Replacement

Make sure that power has been disconnected from the analyzer before
attempting to remove or replace any of the parts.

CAUTION

Sample System

Connections Bracket

Zero Module

Dryer

Power

Supply

24VDC

PCB T

Fan

PSV To

REAR

FRONT

Analyzer Cover

Cover

Sample Oven

Figure 7-1.
Model 3050-AMS
exploded view.

Содержание 3050-AMS

Страница 1: ...3050 AMS Moisture Analyzer User Manual Process Instruments 455 Corporate Boulevard Newark DE 19702 PN 305804902 Rev A Configurator Version 3 0...

Страница 2: ...RING USA Delaware 455 Corporate Blvd Newark DE 19702 Tel 302 456 4400 Fax 302 456 4444 USA Oklahoma 2001 N Indianwood Ave Broken Arrow OK 74012 Tel 918 250 7200 Fax 918 459 0165 USA Pennsylvania 150 F...

Страница 3: ...e 1 3 Gas Flow 1 3 Sample system 1 3 Sample flow 1 4 Zero gas module 1 5 Zeroing the Analyzer 1 5 Dew Frost Point Measurements 1 6 Chapter 2 Specifications Chapter 3 Installation and Start Up Analyzer...

Страница 4: ...o Key 4 3 Hold Outputs 4 3 Adjust Offset 4 3 Zero 4 3 Abort 4 3 Alarm Key 4 4 Range Key 4 5 Config Key 4 6 Display 4 6 Communication 4 7 Sample Gas 4 8 Custom gas 4 8 Clock 4 9 Zero Schedule 4 10 Syst...

Страница 5: ...AMS 7 10 Tools required 7 10 Procedure for removing the electronics module 7 10 Proportional Solenoid Valve PSV PCB 7 12 Analog Interface PCB 7 12 Removing the analog interface PCB 7 12 Replacing the...

Страница 6: ...ctions and ground checks Any use of the equipment in a manner not specified by the manufacturer may impair the safety protection originally provided by the equipment Grounding Instrument grounding is...

Страница 7: ...t and to conserve our natural resources AMETEK recommends that you arrange to recycle this prod uct when it reaches its end of life Waste Electrical and Electronic Equipment WEEE should never be dispo...

Страница 8: ...ic capacitor is a technique allowing high frequency shield bonding while avoiding the AC ground metal connection In the case of shielded cables the drain wire or braid connection must be kept short A...

Страница 9: ...Off or the Area is Known to be Non Hazardous Risque d explosion Avant de d connecter l quipement coupez le courant o vous assurez que l emplacement est design non dangereux All input and output wiring...

Страница 10: ...uct Product Name Model 3050 AMS Moisture Analyzer Series Conforms to the following standards Electromagnetic Compatibility Directive 89 336 EEC EN 61326 1 Radio Frequency Emissions EN 55022 CISPR 22 C...

Страница 11: ...umentation accompanying the equipment being returned declaring that the goods being returned for repair are American goods the name of the firm who purchased the goods and the shipment date The warran...

Страница 12: ...xii 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 13: ...sor The calibrated range of the analyzer is 0 to 100 PPMV with a trend indication for measured concentrations to 1000 PPMV The QCM sensor technology used in this analyzer is compatible with inert gase...

Страница 14: ...external PC 4 line x 20 character LCD display that provides moisture data system operating parameters system messages and alarm conditions An 18 button keypad on the front of the unit that is used to...

Страница 15: ...as flows through the sensor and a second measurement of the sensor frequency is recorded The difference between these two frequency measurements is known as the delta frequency The value is a function...

Страница 16: ...sample path and the reference path The sample path flows through the first propor tional valve PSV1 and the reference path flows through a dryer and PSV2 The two proportional valves PSV1 and PSV2 cont...

Страница 17: ...ough the dryer providing a dry reference 10 PPBV for the analyzer By providing this dry reference gas the zero gas module enables the offsets present in the system e g electronic offsets offsets cause...

Страница 18: ...by the Model 3050 AMS is restricted for many sample gases Many gases liquefy at relatively low pressures so calculating a dew frost point temperature for these compounds has no value Therefore the 305...

Страница 19: ...sensor assembly Contact the factory to confirm compatibility with other gases Read the Dryer Warning in the Special Warnings and Information section in the beginning of this manual for more informati...

Страница 20: ...20 mA DC analog output RS 232 RS 485 serial port Alarms Alerts Three independent contact closures of 30 VAC or 60 VDC maximum 10 VA or 1 A maximum resistive for system alarm moisture concentration ala...

Страница 21: ...ounting 19 inch rack Dimensions Width 48 cm 19 inches Height 13 cm 5 25 inches Depth 42 cm 16 5 inches Net Weight 9 8 Kg 22 lb Approvals and Certifications MET Certified to UL1604 and CSA213 General S...

Страница 22: ...2 4 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 23: ...Class I Division 2 Groups A thru D or Non hazardous locations only This chapter contains information on the installation and setup of the 3050 AMS Moisture Analyzer including Analyzer Requirements Sp...

Страница 24: ...5 25 x 16 5 plus rear clearance for analyzer connections and proper ventilation Figures 3 1a b and c It should be located as close to the sample tap as possible Sample In 20 50 PSIG Exhaust Out Atmosp...

Страница 25: ...Installation Start Up 3 3 Figures 3 1c Model 3050 AMS dimensions top and sides...

Страница 26: ...air 70 to 100 PSI that is free of oils and other contaminants for valve operation N2 can be used as an alternate If there is any doubt about the cleanliness of the air supply con nect it through oil a...

Страница 27: ...elded pair External Sample Tubing Sample input tubing length should be as short as possible For optimum performance sample tubing should be thermally con trolled to maintain a constant sample input te...

Страница 28: ...to operate internal diaphragm valves 1 4 inch Swagelok fitting 4 RS 232 Serial Port User serial communications interface Serial wiring supplied by user Observe caution regarding use in hazardous loca...

Страница 29: ...nator RS 485 termination switch is on if the analyzer is the only analyzer on line or the last in a chain 12 RS 485 Serial Port User serial communications interface Serial wiring supplied by user 13 A...

Страница 30: ...o avoid damage to the device 1 On the right side of the rear of the analyzer is the dryer acess com partment Figure 3 4 2 Loosen the four captured screws on the door of the compartment to remove the d...

Страница 31: ...finger tight 9 Tighten the nut an additional 1 8 turn 10 Repeat steps 6 through 9 for the second dryer which you will mount in the bottom or zero dryer position Figure 3 4b 11 Replace the dryer compa...

Страница 32: ...d period of time reinstall the caps using new gaskets 2 Connect the sample input tube to the analyzer sample inlet 1 4 inch VCR fitting 6 Be sure to use a new gasket 3 Connect the exhaust tube to the...

Страница 33: ...procedure to prevent damage to malfunction of the analyzer 1 Ensure that the area is non hazardous and the analyzer has been de energized and power disconnected 2 Remove the terminal cover on back pan...

Страница 34: ...ief cap with compression bushing 1 Figure 3 2 and pull out the power cord 5 Prepare the new power cord using the original cord as a guide remove outer jacket measure length of wires strip lengths of w...

Страница 35: ...13 see Figures 3 10a and 3 10b and alarm and data valid terminals 14 on the interface board to the analyzer through the metallic signal conduit 2 Figure 3 2 ON ON TB3 TB2 TB1 ANALOG OUTPUT DATA VALID...

Страница 36: ...onnection analog output and alarm data valid contacts share the same cable RS 485 communications Turn on the RS 485 termination switch 11 Figure 3 9 if communi cating with one analyzer or the last in...

Страница 37: ...ions 4 to 20 mA 1 2 3 4 5 6 7 8 9 10 Meter 100 to 500 ohms TB2 DC Supply 24 Volts Figure 3 10b Externally powered 4 20 mA output connections 1 2 3 4 5 6 7 8 9 10 Meter 100 to 500 ohms TB2 Figure 3 10a...

Страница 38: ...on demand zero settings and initiate a zero cycle ALARM Used to define alarm output settings ANALOG RANGE Used to scale the 4 to 20 mA output in pro portion to the moisture concentration TEST CONFIG...

Страница 39: ...cel To exit without saving when entering data Any changes made will not be saved To go back through previous levels one level at a time until the display returns to the normal opera tion screen when b...

Страница 40: ...uld allow 5 to 7 days for the analyzer to dry down and stabilize During this period the concentration value shown on the display and the data recorded from output should show a steadily decreasing tre...

Страница 41: ...ery day at 1 AM The analyzer will spend 50 of the time on the sample gas and 50 of the time on the internal zero These settings enable the analyzer to more effectively dry all of the surfaces within t...

Страница 42: ...3 20 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 43: ...unction keys numbers minus sign and decimal point you can set the parameters for your analyzer 5 7 ppmv Sampling High Concentration 5 0 ppmv Limit Line 1 Concentration Line 2 Status message Line 3 Ala...

Страница 44: ...Freon 116 Helium Hydrogen Krypton Neon Nitrogen Oxygen SF6 Xenon Baud Rate RS 485 Mode Two Wire Four Wire Node Address Communication Font Enter Value 0 or 1 Enter Address Sunday Monday Tuesday Wednesd...

Страница 45: ...to change during a zero Adjust Offset Enable Select this function to adjust the offset at the end of a zero cycle Disable Select this function if you do not want to adjust the offset Zero This functio...

Страница 46: ...high limit value in moisture units selected Low Limit Enter the low limit value in moisture units selected Enable Alarm Select Enable or Disable to activate the moisture concentration alarm relay Fig...

Страница 47: ...nal to the moisture readings Maximum Conc Enter the moisture reading equivalent to 20 mA Minimum Conc Enter the moisture reading equivalent to 4 mA Example To scale the analog output to represent a 0...

Страница 48: ...to 9 The default is 5 Back Light Select On or Off The default is ON Font This is a factory set parameter that identifies the type used for the display on the ana lyzer Config Display Contrast Back Li...

Страница 49: ...600 19200 Two Wire Four Wire Node Address Enter the address for RS485 serial communications 0 240 Address 240 is reserved see the Special Addresses section in Chapter 5 for details Baud Rate Select th...

Страница 50: ...3050 AMS to adjust for the molar heat capacities of different gases Nitrogen is used as the reference gas for the K factors and its value is defined as 1 000 Please consult AMETEK Process Instruments...

Страница 51: ...Value Enter Value Enter Value Sunday Monday Tuesday Wednesday Thursday Friday Saturday Year Enter the 4 digit value for the year Day Enter the 2 digit value for the day Day of the Week Select the day...

Страница 52: ...ly Monthly Day of the Week Select the day of the week from the list Day of the Month Enter the 2 digit value for the day of the month Hour Enter the 2 digit value for the hour of the day using a 24 ho...

Страница 53: ...in the reference leg of the analyzer The remaining dryer capacity is reset when a new number is entered Moisture Units Select Units NOTE NOTE The units for the moisture readings can be selected from a...

Страница 54: ...larms Tests the alarm contacts by toggling them open close Test Analog Output Tests the analog output by allowing the user to set outputs to 4 12 or 20 mA Test Serial Communications Performs a loop ba...

Страница 55: ...g is a carriage return 0D The Node address is a two byte hexadecimal ASCII value in the range 00 through EF Addresses F0 through FF are reserved The command byte is a single ASCII character The Data f...

Страница 56: ...a field is seen in Figure 5 2 The message format for slave acknowledge without a data field is seen in Figure 5 3 The message format for slave failure response is seen in Figure 5 4 Figure 5 2 Slave r...

Страница 57: ...ges with node address F0 You must be careful to prevent multiple slaves from receiving commands with the broadcast address as this will cause a bus contention Defined Commands master to slave There ar...

Страница 58: ...cognized by the slave It will therefore result in a type 01 failure response Master 99BB4 CR Slave N01 CR Acknowledge C Requests a simple acknowledge from the slave Useful to determine if there is a d...

Страница 59: ...xample Master 34H05123 40C CR Slave A CR Write Cell EEPROM L Copy cell serial number and cell calibration coefficients into cell EEPROM Example Master 34LB3 CR Slave A CR Quit Q Zero cycle is terminat...

Страница 60: ...be returned a simple acknowledge consisting of an ASCII A will be sent Example Slave A CR Acknowledge with Data If a command issued by the master requires data in response an Acknowl edge with Data re...

Страница 61: ...Serial Communications 5 7 Figure 5 6 Defined Failure Codes Failure Code Description 0 Unknown Command Byte 02 Check Sum 05 Parameter Out of Range...

Страница 62: ...dded software version String 1 00 HoldOut 69 45 Hold out during zero and verification Integer 1 hold ZeroOnly 72 48 Start zero only flag Integer 1 zero only EnableAlarm1 73 49 Enable or disable concen...

Страница 63: ...t time read Integer 2003 Date 106 6A Analyzer current date String 02 24 03 Time 107 6B Analyzer current time String 08 45 SystemState 108 6C Alarm status word Integer 1024 DataState 110 6E Data ready...

Страница 64: ...5 10 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 65: ...let and outlet pressures Call AM ETEK service if problem persists Battery Alarm Low battery voltage detected Yes Replace battery or call AM ETEK service Reference Gas Alarm Delta frequency is less tha...

Страница 66: ...6 2 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 67: ...ted from the analyzer before attempting to remove or replace any of the parts CAUTION Sample System Sample System Connections Bracket Zero Module Dryer Po we r Su pp ly 24 VD C PCB Top Fan PSV Top REA...

Страница 68: ...Sample System Connections Bracket Solenoid Solenoid Capillary Zero Module Exhaust Sample In Fan Pressure Transducer Sensor Metal Cans 1 16 Fittings Valve Manifold Pressure Transducer Figure 7 2 Model...

Страница 69: ...being careful to free the ribbon cable attached to it from the other wires that pass through to the electronics compartment 5 Disconnect the ribbon cable from the analog interface board and dis card...

Страница 70: ...Figure 7 4 3 Disconnect the capillary and remove it by loosening both nuts and gently pulling the tubing out of the stream switching manifold block Installing the capillary 1 To install the capillary...

Страница 71: ...be intact at this time you will need to rest the sample manifold plate on top of the analyzer to perform the valve replacement 5 Disconnect the 1 16 inch fittings on the inlet and outlet located on e...

Страница 72: ...then reconnect the 1 16 inch fitting at the inlet and outlet of the valve gently pushing the tubing in and securing with the nut 3 Place the sample manifold plate back in the oven and secure with the...

Страница 73: ...top position and the zero dryer is located in the bottom position 5 Taking one dryer at a time use a 7 64 hex wrench to remove the mounting screws that pass through the top of the dryer body and set t...

Страница 74: ...ey are finger tight 3 Install the dryer mounting screws to secure the dryer to the bracket 4 Tighten both of the VCR fittings so that the nuts are 1 8th of a turn past finger tight 5 Place the dryer c...

Страница 75: ...equence is complete Press TEST CONFIG Scroll down to Production Codes and press Enter Select Reference Dryer and press Enter to enter the production code Press Enter Press Cancel several times to reve...

Страница 76: ...cs module Use Figure 7 7 as a reference for locating the items described in this proce dure Locate the four 4 Phillips head screws on the electronics module Using the appropriate tool remove the mount...

Страница 77: ...s Power Supply 24 VDC P C B T o p P il o t V a lv e M a n if o l d PSV PilotValve M anifold PSV Power Supply 24 VDC Power Supply Pilot Valve Manifold P C B T o p M C U T o p Pilot Valve Receptacle Plu...

Страница 78: ...PSV board in place Detach as described above Unplug the connectors attached to the Analog PCB board Figure 7 7 and Figure 7 9 Carefully lift the board until it slides free of the connector Replacing...

Страница 79: ...Power Figure 7 10 MCU PCB connections P2 RS 485 P3 1 Reference Valve P3 3 Sample Valve P4 RS 232 Figure 7 8 Analog interface board connections P6 3 P6 4 C2 U1 P Q D1 D2 Q2 305517 Rev AMETEK C1 AM AP J...

Страница 80: ...old plate Figure 7 7 and Figure 7 11 2 Disconnect the pilot valve receptacle plugs Figure 7 11 3 Use a 1 16 slotted screwdriver to remove the two 2 screws at the side of the manifold Figure 7 11 The m...

Страница 81: ...einstalling the Electronic Module Once you have serviced the various components in the electronics mod ule reassemble the analyzer 1 Carefully reposition the electronic module above and to the front o...

Страница 82: ...6 3050 AMS Moisture Analyzer P1 Heater Wire P3 120 Volt P4 RS 485 P5 System Alarm Board Connections User Interface Board 120 Volt System Alarm RS 485 Heater Wire 120 Volt System Alarm RS 485 Circuit S...

Страница 83: ...517901 Pilot Valve Manifold Assembly 583011901S Sample and Reference Proportional Valves 305705901 Power Supply 15 V 5V T460 048 Power Supply 24 V 271768001 Dryer 583072901S Oven Fan Large 583090901 O...

Страница 84: ...7 18 3050 AMS Moisture Analyzer This page intentionally left blank...

Страница 85: ...the configurator software CD into CD ROM drive 2 The installation program should begin to run immediately If it does not start automatically click RUN from the Windows Start menu Type the drive letter...

Страница 86: ...tial setup any changes to the analyzer communications pa rameters must be made using the Device Communications tab These changes must be made before you make any changes to the computer serial port se...

Страница 87: ...on for the analyzer Save Configuration button Save the analyzer s internal parameters to a file The Save As dialog box opens so that you can name and save the file Restore Configuration button Restore...

Страница 88: ...t hand corner above the Help button is the Configurator software version number Saving Your Settings To save settings on the General tab click Apply To save settings and exit the program click Apply E...

Страница 89: ...used Address Type the network address for the analyzer being con nected Two Wire RS 485 Click if you are using a 2 wire cable Four Wire RS 485 Click if you are using a 4 wire cable Saving Your Settin...

Страница 90: ...ement Process Pressure Enter the process pressure in kPa 4 20 mA Output Set up your analog output range 20 mA Enter your high analog output limit 4 mA Enter your low analog output limit Hold during Ze...

Страница 91: ...cle Not checked The analyzer verifies only Set Clock Time Synchronization Click Set Clock to synchronize the clock within the analyzer with the PC The Time Synchronization box opens with the PC time a...

Страница 92: ...hour clock Example 1 00 PM 13 hours Weekly Select the day of the week from the drop down list under Day of the week at the bottom of the box You must also enter a time of day 1 through 24 in the Hour...

Страница 93: ...en opens so that you can browse to where you want to save the file The file format is Excel compatible CSV format Concentration readings data for the last 24 hours can be written to this file from the...

Страница 94: ...ss Save button The file format is csv which is Excel compatible All data displayed on the Monitor page will be stored in the specified file Figure 3 10b Monitor tab Save As Off Data collection will te...

Страница 95: ...main shutoff valve at the source 2 Turn on the AC power at the source 3 Once the sample flow starts the analyzer will be in normal operating mode Allow analyzer to warm up for 45 minutes Dry Down Allo...

Страница 96: ......

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