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Rapidox 1100ZR-H-OL Oxygen Analyser
(Heller Specific Version)
Instruction Manual
Revision 1.2
Cambridge Sensotec Limited
Unit 29 Stephenson Road
St Ives
CAMBS
PE27 3WJ
Tel. +44 (0)1480 462142
Fax +44 (0)1480 466032
Mobile (07866) 624236
Sales@Cambridge-Sensotec.co.uk

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  • Page 1 Rapidox 1100ZR-H-OL Oxygen Analyser (Heller Specific Version) Instruction Manual Revision 1.2 Cambridge Sensotec Limited Unit 29 Stephenson Road St Ives CAMBS PE27 3WJ Tel. +44 (0)1480 462142 Fax +44 (0)1480 466032 Mobile (07866) 624236 Sales@Cambridge-Sensotec.co.uk...
  • Page 2 UK users only: If you have purchased any electronic or electrical product from Cambridge Sensotec since 2007 and would like to dispose of it correctly under the WEEE scheme, please contact us and we will be happy to either arrange the collection of the waste or have it returned to our offices for recycling.
  • Page 3: Table Of Contents

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Contents Introduction ......................1 Features ......................... 1 Heller Specific Features ..................2 Technical Specification ..................2 Precautions ......................2 Warning ......................... 3 Rapidox Operating Instructions ................3 Open Loop Connections ................4 The Rapidox Analyser - Menu System ............
  • Page 4 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Setting up the Data Logger ................32 Running the Data Logger ................33 Auto Date Stamped Files ................34 Live Time Graphing Screen ................ 35 Main Graph Window ................... 35 Plot Colours....................36 Graph Titles and Labels ................
  • Page 5: Introduction

    4 seconds for a 90% response to a step change in gas compositions. The Rapidox 1100ZR-H-OL is a fully integral unit complete with a powerful diaphragm pump to provide variable gas sampling up to approximately 1.2 litres per minute.
  • Page 6: Heller Specific Features

    Requires 2 or 3 user-selectable gas Calibration compositions (air is default plus another two) Table 1: Rapidox 1100ZR-H-OL technical specification 5 Precautions Make sure you read and understand these instructions and keep them safe for later use. The unit should not be exposed to extreme temperatures < -5°C or > 60°C.
  • Page 7: Warning

    7 Rapidox Operating Instructions Figure 1: Rapidox 1100ZR-H-OL front panel. Numbers are referred to in the text. Note that the pressure reading is DISABLED in the Heller versions.
  • Page 8: Open Loop Connections

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Figure 2: Rapidox 1100ZR-H-OL rear panel. Numbers are referred to in the text. 7.1 Open Loop Connections On the rear of the OL coded machines is a terminal “Supply Valve (In) terminal for connecting a signal voltage from the oven to indicate when the oven is operating.
  • Page 9: Getting Started

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 7.3 Getting Started Ensure that the Rapidox analyser is located away from extreme heat and dirt environments. Plug the unit in to a suitable supply (noting the information on the serial sticker and using the power cable supplied) using the rear power socket (8).
  • Page 10: Pump Control

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Oxygen Sensor Display Possibilities Reading > 9999.9% Display shows “O/Range” Reading >0.5ppm and < 9999.9% Display shows the normal oxygen reading in % or ppm Reading <0.5ppm Display shows <0.5ppm flashing Indicates that the pressure sensor is out of range and Reading is flashing automatic pressure correction is on.
  • Page 11: Rapidox Calibration

    Pressing ESC takes you out of the password protected area and you will have to re- enter the password to go back in again. If the password has been forgotten please contact Cambridge Sensotec who will advise you on how to recover it.
  • Page 12 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Scientific Meaning Equivalent Equivalent Format Percent 1.000E+06ppm 1.000 x 1,000,000 1,000,000ppm 100.00% 2.095E+05ppm 2.095 x 100,000 209,500ppm 20.95% 1.000E+05ppm 1.000 x 100,000 100,000ppm 10.00% 1.000E+04ppm 1.000 x 10,000 10,000ppm 1.000% 1.000E+03ppm 1.000 x 1,000 1,000ppm 0.100%...
  • Page 13: Cleaning The Sensor

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual If at any time, you encounter difficulties and wish to restore the machine to its factory set calibration, use the configuration software provided and load the default settings (described in section 7.17 below). Each machine is provided with a unique file that contains the factory settings.
  • Page 14 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual ENT to proceed. The default is O The next settings configure the behaviour of the alarm. Use the UP & DOWN arrows to select ON or OFF for the following parameters: 1. OUTPUTS: This enables the rear panel relay outputs when ON is selected 2.
  • Page 15: Analogue Outputs

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 7.10 Analogue Outputs The Rapidox analyser provides various analogue outputs. The standard industrial analogue outputs (0-10V and 4-20mA) for both oxygen, and temperature (or internal pressure) are accessible via the terminal block (6) on the rear panel.
  • Page 16 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Where: = user setting of oxygen for 0V or 4mA output = user setting of oxygen for 10V or 20mA output = the measured voltage output in volts = the measured current output in mA and O must all be in the same units.
  • Page 17 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual and O must all be in the same units. log(O2) Note: O = 10 3. RAW (mV): This setting is for certain customers who like to monitor the raw sensor EMF signal. The signal from a sensor goes from approximately -50mV...
  • Page 18 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual To modify the oxygen analogue output range scroll down the menu to option 4 “Set Outputs” and press ENT. Use the UP & DOWN arrows to select the output type either “lin(ppm)”, “log(ppm)” or “raw(mV)” and press ENT. You can now edit the lower and upper values using the UP &...
  • Page 19: Setting The Display Units

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Analogue Outputs Current Voltage Description Explanation Alarms (4-20mA) (0-10V) There is a sensor fault on the oxygen sensor, and/or the temperature sensor has a fault condition, and/or the 0.625V Fault pressure mode is set to automatic...
  • Page 20: Setting The Display Options

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual To program these options scroll down to menu no. 5 “Set Units” and press ENT. Use the ENT key to progress through the list and the UP & DOWN keys to select the required units.
  • Page 21: Setting The Baud Rate

    RS485. Once configured at the factory it is not possible to change unless the unit is returned to Cambridge Sensotec Ltd. Data from the Rapidox is sent on demand to the 9-way 'D' type socket (8) on the rear panel and can be read using a simple terminal programme such as 'HyperTerminal' in Windows, or with the user's own custom software.
  • Page 22 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Alternatively, the baud rate can be reduced to 9600 via the “Set Baud Rate” menu item, using the front panel keypad on the Rapidox. This setting is stored in EEPROM. Connection: Connect to RS232 socket at the back of the Rapidox using a 9 way D- type plug.
  • Page 23: Rs485 Protocol

    “D” command was not recognised. Try to send it again. 7.15.2 RS485 protocol Please contact Cambridge Sensotec for further information on this feature. 7.16 Printing If you have purchased the printer option then you have the option to print out various data from the analyser straight on to thermal paper.
  • Page 24: Load Defaults

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual held down, the printer will keep printing data (but not the serial number). When the printer is first connected or turned on, a “start-up” message like the one displayed on the LCD when the Rapidox is switched on will be printed, and will...
  • Page 25: Rapidox Software Instructions

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 8 Rapidox Software Instructions 8.1 Software Installation It is possible to programme a range of variables to the Rapidox using an RS232 (or RS485 if configured) link with a PC running MS-Windows (all versions) and the supplied Rapidox software.
  • Page 26: On-Screen Help

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Figure 9: Rapidox configuration page. Note the actual values used may differ from those shown above. The yellow status box at the bottom will display confirmation that the Rapidox was found and the result of the last action, or any error messages if there is a problem with communication.
  • Page 27: Reconfiguring The Analyser

    The field parameters are as follows: 8.5.1 Config 1 Screen Oxygen Range: Not available for the Rapidox 1100ZR-H-OL Oxygen Units & Format: See Section 7.11 for a full description. Use the drop down box to select PPM EXPONENTIAL, PPM MIXED, AUTO%/PPM, Version 1.2...
  • Page 28 NONE. Operating Mode: Not available for the Rapidox 1100ZR-H-OL Auxiliary Output Parameter: Not available for the Rapidox 1100ZR-H-OL LCD Refresh interval: Use the drop down menu to select a refresh rate for the LCD (min 0.1, max 1.5 sec). The default is 0.3 seconds.
  • Page 29: Config 2 Screen

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 8.5.2 Config 2 Screen Figure 10: Configuration 2 page. Note the actual values used may differ from those shown above. Calibration Gas 1, 2 & 3: These boxes are greyed out in this version and the data is for information purposes only.
  • Page 30: Alarm Config Screen

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual ambient pressure (in mbar). This value is used in the automatic pressure correction function only and provides enhanced accuracy in the correction. The default is 1013mbar which is the average ambient pressure in the UK.
  • Page 31: On-Screen Lcd

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual relay contacts are set on the rear panel. Normally Open means that the contacts are open circuit when an alarm is not activated and Normally Closed means that the contacts are closed when the alarm is not activated.
  • Page 32 Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Figure 13: Remote calibration and clean function Use the four buttons to calibrate or clean the sensor directly from the PC. Before calibrating the analyser with gas, make sure that you know the exact O concentration in your gas bottle AND you have a calibration certificate from the gas supplier confirming the concentration.
  • Page 33: Calibration Error Messages

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Enter your new value in the units as instructed and click “OK” to proceed. This value will then be stored until you want to change it again. You will now see the following screen: Figure 16: Calibration Confirmation Screen.
  • Page 34: Software Utilities

    Settings. 8.9.2 Log Diagnostics For Use this option to log diagnostic data that can be e-mailed to Cambridge Sensotec to help diagnose problems. Select the time you want to log the data for and then wait for the logging to complete. During the diagnostic logging period the yellow status box will display the location of the logged data file which will be sent to the Version 1.2...
  • Page 35: Show / Hide Lcd

    This is a simple function to allow the user to copy the software screens into the Windows clipboard. This is useful for diagnosing problems; allowing a quick and simple way of sending the Sensotec technicians actual screen shots of the software. To recover the images simply press CTL+V to paste.
  • Page 36: Rapidox Data-Logging Software

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 9 Rapidox Data-Logging Software 9.1 Introduction The Rapidox software includes a full data logging facility. Data can be saved to a file automatically at regular intervals and the format is compatible with modern spreadsheet programmes such as MS-Excel.
  • Page 37: Running The Data Logger

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual Figure 20: Data Logging page During logging, data from the analyser is shown in the central area of this page. The data is displayed in the following columns: time (in seconds), the raw signal...
  • Page 38: Auto Date Stamped Files

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual The blue progress bar displays the state of completion of the run, and the blue box to the right of it the same information as a percentage. You can stop the run at any time by selecting ‘Stop’...
  • Page 39: Live Time Graphing Screen

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 9.6 Live Time Graphing Screen The Rapidox data-logging package includes a live-time graphing facility that allows you to monitor the progress of your data in a graphical format (see Figure 21). To access the graph check the box labelled ‘Show Graph’. The graph will appear in a new window, and can be accessed at any time without disturbing a run that is already in progress.
  • Page 40: Plot Colours

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 9.8 Plot Colours The default colours used on the graph are set to blue for oxygen and red for pressure. To change the colours double-click on the coloured axis label at the top of each axis.
  • Page 41: Using The Cursor

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual analyser. 9.12 Using the Cursor Clicking and holding the left mouse button with the pointer over the ‘C’ at the top of the plot area activates the cursor, which appears as a vertical dashed line on the plot.
  • Page 42: Loading An Old Run

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual display the pressure taken from the internal pressure sensor. The axis is linear and auto-scaling. To select the mode of the secondary axis select ‘view’ and then ‘second axis display’. Choose from ‘none’ or ‘pressure’.
  • Page 43: Changing The Data Logging Parameters Mid-Run

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 9.21 Changing the Data Logging Parameters Mid-run Once the data logging has begun you may change the sample interval time by pausing the data logger and then entering a new value for the time interval. The data logger can then be resumed with the new values in place.
  • Page 44: Dde Protocols

    Cambridge Sensotec Rapidox 1100ZR-H-OL O Analyser Instruction Manual 9.24 DDE Protocols For the Rapidox software to communicate with the main oven software using DDE please refer to the following list of possible links that are currently used: PFCControl state: 0 = Off, 1 = Monitor Only, 2 = On "RAPIDOX|Main!PFCControl"...
  • Page 45: Troubleshooting

    If so then the heater may be struggling to heat the sensor with such cooling gas present. Does the problem go away if room air is allowed into the analyser? Contact Cambridge Sensotec for advice. If the message continues for around eight minutes then the analyser will give up and indicate that the internal heater has failed and the sensor needs replacing.
  • Page 46: Warranty

    Refer to the “Troubleshooting” section of your instruction manual to identify and possibly correct the problem. b] If the fault cannot be resolved, please contact the Cambridge Sensotec service and repair centre at the address given on the cover of the manual.
  • Page 47 Notice in writing of the defects complained of shall be given to Cambridge Sensotec (The Seller) upon their appearance, and b] such defects shall be found to have arisen from the Seller's faulty design, workmanship or materials, and c] The defective goods shall be returned to the Seller's premises at the Purchaser's expense if so requested by the Seller.
  • Page 48 APPENDIX 1: MENU FLOWCHART FOR RAPIDOX 1100Z(x)-H-OL 2.095E+05ppm 0.0mbar ESC - Back to Menu List. No changes 1-Calibrate Calib: O High 2.095E+05ppm 2.087E+05ppm 2.095E+05ppm ® ® ® ® ® (prompts 1) (prompts 2) (prompts 3) ..calibrated Enter for two seconds to calibrate Edit O High Displays message for 1.5 seconds...
  • Page 49 Continued from page 1 ESC - Back to Menu List. No changes 4-Set Outputs out: lin(ppm) 1.000E+01 = 0V 2.500E+05 = 10V ® ® ® ® (prompts 1) (prompts 6) (prompts 3) (prompts 3) (Options: lin(ppm), raw mV, log(ppm)) Edit O (ppm) Edit O (ppm)
  • Page 50 ESC - Back to Menu List. No changes Continued from page 2 10-Load Defaults Load Defaults? ® ® ® Defaults Loaded (prompts 1) (prompts 4) Enter for two seconds to load defaults Displays message for 1.5 seconds 11 - Password Menu Password: 0*** Password: Enable Password: Enable...

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