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Bacharach Neutronics 7100P Operation Manual Download Page 44

MNA0010, Revision B October 2014 

44 

Appendix

 

Contents: 
A:    Spare Parts Listing 
B: 

MSD Data 

C: 

Service Port: Changing the Factory Settings 

D: 

Additional Drawings 

 

 

 

A:  Spare Parts Listing 

 

Minor Spare Parts:

 

VAC Fuses for VAC Power Supplies 

Operations Manual 

Replacement filter elements 

Sample Tube 

Power Cable 

Rubber feet 

 

Major Spare Parts:

 

Oxygen Sensor Board  

VAC Power supplies 

Optional Relay Board 

Main CPU Board 

Replacement terminal blocks:  TB1 or  TB2  or TB3 

 

 

 

 

 

Summary of Contents for Neutronics 7100P

Page 1: ...MODEL7100P PORT ABLEOXYGEN ANAL YZER TRACE RANGE OPERATIONS MANUAL REVISION B MNA0010 October2014 EuroVersion C7 01 7100 01 0 NorthAmericanVersion C7 01 7100 01 1...

Page 2: ...use this instrument read this manual to become more familiar with its proper operation For further detail regarding the maintenance and in field service of the Model 7100P Portable analyzer please co...

Page 3: ...nealing 18 High Purity Welding 19 2 2 Start Up 24 2 2 1 Check List 24 2 2 2 Power Up 24 2 2 3 Calibration 25 2 2 4 Setting Alarms 26 2 2 5 Return to RUN 27 Chapter 3 Modes of Operation Mode Diagram 28...

Page 4: ...erature specifications Do not mount the analyzer or sensor against hot surfaces Do not block the ventilation louver on the analyzer chassis The standard Model 7100P Portable analyzer is not explosion...

Page 5: ...ponse due to step change in ppm oxygen 1 SCFH flow approximately 5 minutes to less than 10 ppm from cold start after exposure to air Accuracy 2 PPM at 0 50 PPM Oxygen 3 PPM at 51 500 PPM Oxygen 10 PPM...

Page 6: ...the manufacture repair or service of the products and to modify the design as deemed suitable in so far as these materials or modifications maintain the stated warranty It is the sole responsibility...

Page 7: ...gen It is ideally suited for measuring trace levels of oxygen in applications including High Purity Welding Solder Reflow Metal Annealing semiconductor furnaces glass manufacture and inert atmosphere...

Page 8: ...log Outputs 4 20 mA negative ground AND 0 1 0 5 or 0 10 VDC Optional Two Adjustable Alarms with Relay Contacts and a Fault Alarm Contact The adjustable alarms may be configured fail safe or Non fail s...

Page 9: ...2014 9 The basic components of the model 7100P Portable analyzer are shown below in Figure 4 Figure 4 Internal Assembly of the Analyzer Control Module Control Module Pump Bypass Valve Sample Inlet Po...

Page 10: ...ontacts The Fault alarm is a 1 Form B SPST N O held closed during normal operation relay contact which is factory configured as Fail Safe and is used for detection of system errors System errors inclu...

Page 11: ...ion voltage and also the heater voltage Basically a voltage is applied to the sensor element Diffusion of oxygen into the sensor is controlled by a small capillary on the sensor surface At operational...

Page 12: ...1 3 8 Chassis The chassis is manufactured of specially coated steel It is designed to provide a general level of protection against mechanical damage from the local environment It is also an important...

Page 13: ...e indicated as 1 SCFH on the flowmeter 1 3 12 Pump Power Supply In addition to the power supply located within the controller a second power supply is mounted within the 7100P chassis This secondary p...

Page 14: ...14 Figure 13 RS 232 COMLine Mains Power Input Controller Power Supply Main Board Display Board Control Panel Analog Voltage Output Sensor Control Board 4 20 mA Output Controller Pump Pump Power Suppl...

Page 15: ...STEM CONFIGURATION Figure 14 RS 232 COMLine Mains Power Input Controller Power Supply Main Board Display Board Control Panel Analog Voltage Output Sensor Control Board 4 20 mA Output Controller Pump P...

Page 16: ...2 Commissioning the Model 7100P 2 1 Installation 2 1 1 STEP 1 MAKE CONNECTIONS STEP 1 MAKE CONNECTIONS ELECTRICAL AND PLUMBING STEP 2 PURGE SENSOR THEN POWER UP STEP 3 INITIAL CALIBRATION STEP 4 SET...

Page 17: ...e the use of an external carbon filter or molecular sieve to prevent aggressive process vapors from attacking or clogging the orifice of the sensor For example Solder reflow applications Install the o...

Page 18: ...thin the 7100p to catch particulates from damaging the sensor However this sensor is used as a last resort and external filtering is generally required Install the optional particulate filter on the s...

Page 19: ...roof Be certain that all flammable and toxic gases are not present in the area where the Model 7100P Portable analyzer will be installed CAUTION The model 7100P Portable analyzer housing is not rated...

Page 20: ...imum weld seam radius on the inner surface of joined tubes To Neutronics Oxygen Analyzer Pre Purge High Flow Exhaust Shield Gas Input Argon Argon Helium Weld Seam Pressure Gage 3 Way Ball Valve 316 SS...

Page 21: ...mbing connections for the standard Model 7100P Portable analyzer are made at the back of the chassis at the sample tube Choose the right prefiltering required for your application and install the samp...

Page 22: ...movable for ease of wiring or removal of the analyzer module Please reference the attached sketch showing the detail of the electrical interface terminals WARNING Be certain that all power is OFF to t...

Page 23: ...MNA0010 Revision B October 2014 23 Neutronics Inc...

Page 24: ...URE 25 POWER UP DIAGRAM NOTE Before powering up the model 7100 it is important to purge the sensor of ambient air This will facilitate a quick initial response to ppm levels of oxygen The sensor used...

Page 25: ...oints within the range of the unit The factory calibrations and verifications were made using gases with a background of Nitrogen The model 7100P Portable analyzer is ready for use upon removal from i...

Page 26: ...y will indicate an oxygen concentration value Adjust the digital display to read the correct concentration of oxygen by pressing the UP or Down arrows as required Press the MODE button again to scroll...

Page 27: ...rn to RUN mode After setting the alarms press the MODE button to scroll past the FAULT FLT mode to return to normal RUN mode A time out is built in to the unit After approximately 120 seconds factory...

Page 28: ...re sequentially accessed Alarms active and Fault modes are not accessible manually The Model 7100P Portable analyzer will determine if an alarm or fault is active and then the modes will be activated...

Page 29: ...first time wait 5 minutes to stabilize Whenever you are unsure about a oxygen concentration reading When you are switching Background Gases How to calibrate the Model 7100P Portable analyzer NOTE Bef...

Page 30: ...in the appropriate background gas Calibration gases are available from many specialty gas manufacturers You may contact the Neutronics Application Department in finding a specialty gas distributor in...

Page 31: ...the UP or Down arrows as required Press the MODE button again to scroll past the ALM1 ALM2 and Fault Modes as indicated on the display FIGURE 29 CAL MODE DIAGRAM Calibration gas should be applied to...

Page 32: ...fer an alarm configured in a particular manner for safety reasons Many companies prefer alarm relay actions to default to alarm condition when power to the instrument is lost That is the relay contact...

Page 33: ...n and the unit will scroll to the FAULT mode A fault number will be displayed if one is detected Press the mode button again to return to normal RUN mode A time out is built in to the unit After appro...

Page 34: ...andby mode 1 Sensor Heater is warming up FAULT LED and relay contacts will reset automatically once the error has ceased The FAULT condition status on the analyzer may be cleared by entering the calib...

Page 35: ...wire conductors are suitable for the connections The shield should be drained to dc ground at the auxiliary equipment The voltage and current outputs for oxygen concentration are linear and follow the...

Page 36: ...onfigured for fail safe or non fail safe ascending or descending trip See section 3 3 3 FAULT Alarm factory set to alarm when a fault is detected see section 3 4 The fault alarm relay contacts are 1 F...

Page 37: ...on line with the analyzer a restart may be accomplished either by simultaneously holding the mode and UP buttons on the model 7100P Portable analyzer display panel for approximately 10 seconds or by...

Page 38: ...om the string 2 The Fault L code is represented by the Error messages listed in the FAULT section of this manual The Fault code is bitwise one bit in the code represents 1 fault It is a 32 bit number...

Page 39: ...ows menu select Start 2 Then select Programs 3 Then select Accessories 4 Then select HYPER TERMINAL 5 Double click on the HyperTerminal Icon 6 Choose name Model 7100 7 Choose code none required 8 Choo...

Page 40: ...push an alpha character key and then enter key The PC monitor should display the corresponding alpha characters as they are typed If the alpha characters do not echo on the monitor screen there is a p...

Page 41: ...require any major servicing Periodic calibration of the sensor on known gas should be performed on a regular basis see section problems Recommended Frequency Task At Commissioning Every 6 months Ever...

Page 42: ...odel 7100P Portable analyzer undergoes large step changes from high oxygen to low concentrations of oxygen On a cold start up of the 7100 it may take up to 30 minutes to read oxygen concentrations bel...

Page 43: ...surge on the instrument The practices listed above are not unique to the Model 7100P Portable analyzer instrument but are standard recommended practice for all instrumentation Cause Failure of an elec...

Page 44: ...ettings D Additional Drawings A Spare Parts Listing Minor Spare Parts VAC Fuses for VAC Power Supplies Operations Manual Replacement filter elements Sample Tube Power Cable Rubber feet Major Spare Par...

Page 45: ...e servicing 7 Emergency and First Procedures Skin Contact If hot sensor is touched immediately flush skin with cool water 8 Handling Protective measures during cell replacement Do not remove sensor fr...

Page 46: ...keypad or through the service port serial interface See C 2 or C 3 NOTE the analog voltage output the hardware jumpers must set 0 1 or 0 5 or 0 10 VDC 1 Ensure sure that all interface to the model 710...

Page 47: ...tion check 11 Check functions of changes to ensure jumpers are recognized by the model 7100 12 If no problems are noted continue with normal operation ELSE recheck the configuration of jumpers using t...

Page 48: ...at the FRONT PANEL KEYPAD In level 1 software via the front keypad you can change Measurement Range fixed or auto range Alarm relays are ascending or descending trip Analog output configuration Alarm...

Page 49: ...2 To enter the User configuration via the 7100P Portable analyzer keypad Press and hold the MODE button for 10 seconds The display will show Release the mode button You are now in the setup mode range...

Page 50: ...igured for several output modes In the standard access the PC or printer will receive a steady stream of information via an ASCII dump Information includes oxygen concentration alarm status mode statu...

Page 51: ...110 or 220 VAC applies only to VAC power supply models 0 110 VAC power 1 220 VAC operation This setting only affects warm up time at power up of unit The sensor will warm up quicker in the proper sett...

Page 52: ...ither by simultaneously holding the mode and UP buttons on the model 3100 analyzer display panel for approximately 10 seconds or by turning the analyzer off and then on Er 0 Starting a System for the...

Page 53: ...and diagnostics choices Items 6 7 8 in the box above allow you lockout users from accessing certain features through the model 7100P Portable analyzer keypad Item 9 in the box listed on the previous p...

Page 54: ...MNA0010 Revision B October 2014 54 D Additional Drawings...

Page 55: ...the Sensor is warming up to operating temperature the Analyzer display alternates between flashing the time remaining seconds and nr for not ready Figure E Driving Motors with the optiuonal alarmrela...

Page 56: ...ess MODE button 3 CAL will be displayed The Green LED RUN will blink fast Press the UP and Down arrows as needed to show correct PPM oxygen on the display 4 Press MODE button to scroll back to run mod...

Page 57: ...CAL mode by pressing MODE MODE RUN FAULT ALM 1 ALM 2 5 3 TRACE OXYGEN MODEL 7100 O2 Analyzer Mini Zirconia Sensor NTRON The display should indicate the concentration of the calibration gas before leav...

Page 58: ...eatures large super bright LEDs There are two modes of display When the analyzer is in the out of normal operating range measurement range the display will flash bright to dim The MODE button is used...

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