background image

ADG400

Advanced Dew-Point Generator

User Manual

99998 Issue 1

November 2022

Summary of Contents for MICHELL Instruments ADG400

Page 1: ...ADG400 Advanced Dew Point Generator User Manual 99998 Issue 1 November 2022 ...

Page 2: ... contacting Michell Instruments for service purposes Product Name Order Code Serial Number Invoice Date Installation Location Tag Number Product Name Order Code Serial Number Invoice Date Installation Location Tag Number Product Name Order Code Serial Number Invoice Date Installation Location Tag Number ...

Page 3: ...Ltd and may not be copied or otherwise reproduced communicated in any way to third parties nor stored in any Data Processing System without the express written authorization of Michell Instruments Ltd For Michell Instruments contact information please go to www michell com ADG400 ...

Page 4: ...Mode Commands 11 3 6 4 Remote Access 12 3 6 5 Installing and Using the Remote Access Software 12 3 6 6 Status Page 13 3 6 6 1 Transition Delay 14 3 6 7 Settings Menu 14 3 6 8 Set Point Editor 15 3 6 8 1 Converting MFC Values to ml min Flow Rates 16 3 6 8 2 Adjusting Set Points 16 3 6 9 Profile Editor 17 3 6 10 Saturator Filling Mode 18 3 6 10 1 Saturator Filling Instructions 19 4 MAINTENANCE 20 4 ...

Page 5: ...re 7 Profile Selection Screen 10 Figure 8 Main Screen in Remote Mode 10 Figure 9 Main Screen Shown on a PC via Remote Access Software 12 Figure 10 Status Page Screen 13 Figure 11 Settings Screen 14 Figure 12 Set Point Editor Screen 15 Figure 13 Profile Editor Screen 17 Figure 14 Saturator Filling Screen 18 Figure 15 Saturator Fill Levels 18 Figure 16 ADG400 with Open Front Panel 19 Figure 17 ADG40...

Page 6: ...irectives may be found in the product specification Electricity and pressurized gas can be dangerous This product must be installed and operated only by suitable trained personnel No user serviceable parts inside Where this hazard warning symbol appears in the following sections it is used to indicate areas where potentially hazardous operations need to be carried out and where particular attentio...

Page 7: ...ration of this product it is not possible for the user to come into contact with any hazardous materials This product is designed to be recyclable except where indicated Safe Handling Appropriate lifting and handling techniques should be used when moving and installing the ADG400 The total weight of the product is 23 kg 51 lb Before commencing any lifting or handling ensure that the intended locat...

Page 8: ...auge C degrees Celsius F degrees Fahrenheit DC direct current g grams in inch es µm micrometer m sec meters per second mA milliampere mm millimetres MPa megapascal Nl min normal liters per minute Nm Newton meter oz ounces psig pounds per square inch RH relative humidity scfh standard cubic feet per hour fps feet per second T temperature V Volts Ω Ohms ø diameter ...

Page 9: ...to 13 user defined setpoints to be stored There are 3 modes of operation Manual mode for push button selection of set points Profile mode for automatic timed changing of set points and Remote mode for changing of set points via serial commands sent over the USB port for integration with customer software Further to this the ADG HMI can be displayed and interacted with on a PC connected via the USB...

Page 10: ... water trap which is necessary to prevent water from escaping the saturation system when it is pressurized depressurized The first mixing stage comprises 3 high precision mass flow controllers One MFC controls the dry air flow from the external dry air source The other 2 MFCs give coarse and fine control of the wet air from the saturators This stage enables dew points from 20 C to 20 C to be gener...

Page 11: ...il free dry gas with a moisture content of 0 5 ppmV 80 C atmospheric dew point or compressed air to the same specification as used during its setup calibration This enables the maximum range of dew points to be generated A minimum flow of 7 Nl min 14 8 scfh is required delivered at a pressure of 2 0 barg 29 0 psig If replacing an existing dew point generator connected to a PSD2 the internal pressu...

Page 12: ... GAS IN and GAS OUT 2 6 Typical Setup The ADG should be used in conjunction with a Michell Chilled Mirror Reference Instrument A complete system would usually include Dry air source Michell Instruments PSD2 ADG400 Generator Chilled Mirror Reference Instrument with flow control valve Manifold for units under test with flow control valve Bypass leg for venting excess flow with flow control valve Fig...

Page 13: ...o DRYER mode and run overnight before first use Note The generator is designed to be operated continuously and does not need to be powered off When not using the generator it should be set to DRYER mode 3 2 Typical Calibration Run Dew point calibrations should always run from the driest point to the wettest with an adequate purge being carried out at the beginning to reduce the moisture level of t...

Page 14: ...ours 40 1 hour 30 1 hour 20 1 hour 10 1 hour 0 1 hour 10 1 hour 20 1 hour Table 1 Minimum Stabilization Times 3 3 HMI The ADG uses a 3 5 full color touch screen controller 3 4 Screensaver When idle for 10 minutes the display of the ADG will be set to screensaver mode which dims the display This helps to maintain the brightness of the backlight as the unit is constantly powered on The length of tim...

Page 15: ...he user Mode Only available in Manual mode allows the mode of operation to be set to Profile or Remote Remaining Shows the remaining time for the current profile set point in hh mm ss format Press the time button to pause un pause the profile Far right indicator Green Profile running Yellow Profile paused Red Profile complete Lock Only shown in Manual mode locks the display with the fixed passcode...

Page 16: ... for software integration Remote Access the ADG is controlled from a PC using the HMI When in Manual mode the mode can be changed by pressing the Mode button When in Profile or Remote mode the Stop button must be pressed to return to Manual mode The Stop button will be replaced with an Unlock button if passcode protection is enabled 3 6 1 Manual Mode Pressing the Set Point button takes you to the ...

Page 17: ...eated Apply Apply the selected set point and return to the Main screen Back Return to the Main screen without changing the set point Figure 5 Set Point Picker Screen 3 6 2 Profile Mode Profile mode runs one of three profiles which contain a list of set points each with an associated duration This allows unattended operation Figure 6 Main Screen in Profile Mode To enter Profile mode the Mode button...

Page 18: ... mode set points can be changed via a serial command This mode is designed for integration with customer software For remote control of the generator from a PC please see also Section 3 6 4 Remote Access which may be more appropriate depending on the intended result In Remote mode controls are disabled including the Read MFCs button on the status page which is disabled to ensure a remote set point...

Page 19: ... SP MSR 12801 12800 00000 00000 040 00 04000 30720 30720 10559 10560 H 350 EOM Component Description I 5 Set Point Index S 0010 Dew Frost Point of Set Point 10 C U STD Set Point Source Table USR or STD SP 06400 28800 00000 00000 00000 Target MFC Values S1Dry S1Wet C S1Wet F S2Dry S2Wet SP MSR 12801 12800 00000 00000 04000 04000 30720 30720 10559 10560 Measured then Set Point Value for each MFC 128...

Page 20: ...are downloads php 2 Download and install the ADG400 Remote Access package 3 Restart the PC this is essential otherwise the software will not launch 4 Launch the Remote Access software from the Start menu It must be Run as Administrator Note You should first change the compatibility options for the shortcut to always Run as Administrator first right click on the shortcut and select Properties then ...

Page 21: ...xing OUT1 Indicates the current state of stage 1 selection solenoid Should be illuminated green for all set points that use 1 stage mixing STG2 Indicates the current state of stage 2 selection solenoid Should be illuminated green for all set points that use 2 stage mixing BAT Indicates the state of the memory back up battery In the event that this indicator turns red contact the Michell UK service...

Page 22: ... set to 0 and the TD indicator being illuminated 3 6 7 Settings Menu Item Description Reset Calibration Restore either a single point or all of the Standard calibration table from the factory settings stored in flash memory Edit Tables Launch either the Set Point Editor or Profile Editor Saturator Filling Launch the guided saturator filling mode Screensaver Time before enabling the screensaver Pro...

Page 23: ... Stage 1 MFC VNT2 Indicates the current state of stage 2 selection solenoid Should be illuminated green for all setpoints that use 2 stage mixing OUT1 Indicates the current state of stage 1 selection solenoid Should be illuminated green for all set points that use 1 stage mixing STG2 Indicates the current state of stage 2 selection solenoid Should be illuminated green for all set points that use 2...

Page 24: ...for the reference instrument to stabilize between adjustments For 2 stage points the primary adjustment should be made by modifying MFC5 at most points 100 to 200 counts to MFC5 0 1 C If you run out of adjustment on MFC5 by hitting 200 ml min max then reduce MFC1 dry flow by 100 counts To make adjustments to a 1 stage point it should only be necessary to increase or decrease Sat F Sat C The 0 C po...

Page 25: ...s between profile points Saves current profile point settings Set point Opens the set point picker to select a set point from a user or standard table Duration Opens the keypad to set duration Enabled When disabled point is skipped in profile Reset Resets the entire profile to default durations set points Done Saves the current profile point settings Figure 13 Profile Editor Screen ...

Page 26: ... filled Stop Begin re pressurization of saturators and water traps after filling Back Returns to the settings screen Figure 14 Saturator Filling Screen To fill the saturators follow the on screen instructions Both saturators must be filled for proper operation although water is consumed by the first saturator at a faster rate The water level in both the saturator and its associated water trap shou...

Page 27: ... 2 Wait for the internal BPR pressure gauge to read 0 3 Remove the saturator filling nuts and fill saturators to the correct water level 4 Securely refit the saturator filling nuts close the door and press Stop Filling 5 The saturators will be pressurized and water levels equalized over a period of 2 3 minutes Figure 16 ADG400 with Open Front Panel ...

Page 28: ...lling procedure If in any doubt return the complete unit to Michell Instruments or an authorized distributor for repair 4 1 Inlet Particulate Filter The filter element is designed to capture any dust in the inlet air from the connected desiccant dryer A replacement interval of 5 years is recommended Michell part number GEN 96031 4 2 Fuses There is an external 10 A 20 x 5 mm T 10 A fuse fitted to t...

Page 29: ...dry Check the water level Check the saturators as above Enclosure does not heat to 35 C set point Check the fan is spinning Check the heater fuse if blown a heater element may have failed measure the resistance of each heater element and contact Michell support Fan does not spin but unit otherwise OK Contact Michell support for a replacement fan On HMI only status menu is available all other funct...

Page 30: ...rnal View 1 Switch off the ADG400 2 Open the front panel 3 Wait until the BPR gauge reads 0 barg 0 psig and the saturators stop bubbling before proceeding 4 Disconnect the PTFE connections highlighted in red 5 Remove the bolts highlighted in green 6 Unscrew the transparent plastic bowls from the saturators and dispose of the water 7 Re assemble by following the previous steps in reverse ...

Page 31: ...ADG400 User Manual Michell Instruments 23 APPENDIX A Appendix A Technical Specifications ...

Page 32: ...e commands Power Supply IEC Socket 80 264 V AC 47 63 Hz or 113 370 V DC Power Consumption 400 VA Max Operating Specifications Operating Temperature 23 3 C 73 4 F 5 4 F Storage Temperature 5 C 50 C 41 F 122 F Gas Input Requirements Compressed air from PSD2 Pressure Swing Dryer set up with ADG400 as matched pair Gas Input Pressure 2 0 barg 29 0 psig Gas Input Flow Rate 7 Nl min Gas Input Moisture Co...

Page 33: ...ADG400 User Manual Michell Instruments 25 APPENDIX A A 1 Dimensions ...

Page 34: ...ADG400 User Manual 26 99998 Issue 1 November 2022 APPENDIX B Appendix B Quality Recycling Compliance Warranty Information ...

Page 35: ...mation can be found on our website at www michell com compliance This page contains information on the following directives Anti Facilitation of Tax Evasion Policy ATEX Directive Calibration Facilities Conflict Minerals FCC Statement Manufacturing Quality Modern Slavery Statement Pressure Equipment Directive REACH RoHS3 WEEE2 Recycling Policy Warranty and Returns This information is also available...

Page 36: ...ADG400 User Manual 28 99998 Issue 1 November 2022 APPENDIX C Appendix C Return Document Decontamination Declaration ...

Page 37: ...ES NO Radioactive substances YES NO Other hazards YES NO Please provide details of any hazardous materials used with this equipment as indicated above use continuation sheet if necessary Your method of cleaning decontamination Has the equipment been cleaned and decontaminated YES NOT NECESSARY Michell Instruments will not accept instruments that have been exposed to toxins radio activity or bio ha...

Page 38: ...http www michell com www ProcessSensing com ...

Reviews: