User Manual
Contents
1. Note Pipe sizing and runs to be determined by others depending on usage and pipe length ZONE VALVE INSTALLATION NOTES Cardboard Mount Zone Valve in an exit able corridor I We advise the use of Cool Gel Installation Cover standards Thermo Trap or similar Mount Zone Valve at or above 60 AFF secure products to protect fittings amp to studs valves during the brazing Braze pipes in and out of Zone valve following process NFPA standards Use care to KEEP THE INTER II There is an optional Condutt NAL PIECES COOL during brazing see note I Box available where local codes a Oxygen on top require electrical conduit box b Nitrous Oxide on the bottom connections Must be ordered Run the Cat 6 cable between the left side of separately the manifold riser bracket assembly amp the III NFPA Allows up to 2 Alarm hole in the bottom center of the Zone Valve Panels on one manifold system box and the Leave approx 12 of cable in Contact customer service for the box If there are multiple Zone Valves details run the cables in series between them Digi Flo IV NFPA allows multiple Zone allows up to 4 Zone Valves to be installed Valves on one manifold system Set up instructions for multiple Zone Valves are Contact customer service for available from Accutron Customer Service details E CCUTRON Inc us Oxide Conscious Sedation wwwaccutrorrinccom i 800 531 2221 Fax Nitr2. my 1 Alarm Panel Quantity Off System has 1 Alarm Panel On System has a 2nd Alarm Panel 2 3 4 Zone Valve Quantity 1Zone Valve 2 Off 3 Off 4 Off amp remove plug from manifold 2 Zone Valves 2 On 3 Off 4 Off 3 Zone Valves 2 On 3 On 4 Off 4 Zone Valves 2 On On 4 On 5 On Code Reset a Turn off System at the Alarm Panel b On the Manifold Circuit Board Flip 5 On c Reset the code on the alarm by pressing 1 amp 2 for a total of 4 digits d Flip 5 back to lock in new code ZONE VALVE SWITCH SETTINGS A Zone Valvel C Zone Valve 3 PA Switch 1 On itch Z 2 3 4 5 Off 124504 B Zone Valve2 D Zone Valve 4 Switch 2 Se Switch 4 On 1 3 4 5Off 1 2 3 5 Off Zone Valve FUSE p n 28132 FRU Mini Blade 1 amp located under the cover spare located below it ALARM PANEL CONTROLS AND SETTINGS 7 Oxygen System Operation Security Notifications B Notifications sp na i Los 3 Security Light will flash 4 Enter Security Code 5 System will turn on 6 Shut down in reverse order i O2 Empty Cyl L scan 2 Empty Cyl IF y em A caution Indicators f Indicators System Operation Non Security Power aN Security 1 Open Gas Cylinders Button Access 2 Press ON button Control 3 Shut down system in reverse order 6 TEST
3. At the beginning of each workday before activating the system from the office control panel open all gas cylinder valves Conversely at the end of each workday after deactivating the system from the office control panel close all gas cylinder valves Oxygen Fail Safe The oxygen fail safe is an automatic safety feature that is built into the main manifold s micro processor It is activated when acceptable levels of oxygen pressure are not detected from either oxy gen bank 1 or oxygen bank 2 and it automatically stops the flow of nitrous oxide until oxygen pres sure is restored to normal levels Acceptable levels of gas pressure are in the range of 45 55 psi Pressure Regulator Attached to each gas cylinder pressure regulators reduce the high pressure in the cylinder to 50 55 psig the operating pressure of the gas delivery The gas fittings on the regulators meet CGA specifica tions Note The output at the regulators will vary 3 6 psi as the pressure in the cylinder changes during use Pressure regulators perform their function automatically and require no user operation Note In order to operate and function properly the temperature in the manifold system s environment needs to fall within the following ranges 19 to 130 7 to 54 C These ranges are based on 99 specifications Environments at low end of temperature range may require a heating device on regulators or cylinders according to manufacturer s recommen
4. Normal Low as well as Empty for each gas bank Following the operational steps in the correct order allows the Digi Flo Automatic Switching Manifold Alarm to maintain optimal cylinder management performance and ensures system compli ance with NFPA 99 requirements In some installations there will be two alarm panels working in parallel Either one can be used to turn the system on or off In these installations either alarm can control the system but both will indi cate the system status Contact Accutron for information on setting up multiple alarm panels Zone Valve Notes Optional Fact Just because an office is utilizing an automatic manifold this does not mean that it is called out as a remote location Consider A dental office with an NFPA defined gas storage room that is remote from the dental use points is required to have an automatic changeover manifold and a Zone Valve In some cases multiple Zone Valves may be required The zone valve is typically located in an exit corridor that is easily accessible to the staff as they leave the building as well as to emergency personnel during a fire or other emergency A protective plastic shield that can be easily removed during an emergency situation covers the zone valve s components The zone valve contains 2 valves one for oxygen and one for nitrous oxide that can be easily closed during an emergency isolating gas outlet stations and operatories from the gas source
5. The Power On Light should turn to green Oxygen SECURITY SYSTEM OPERATION Nitrous Oxide 4 Notifications i bald i Open Gas Cylinders in gas storage room Notifications High ii Press POWER button Normal iii Security Light will flash Low iv Enter Security Code v System will turn on E o M vi Shut down Press Power and close cylinders N O Empty P cms o SML S uuu NON SECURITY SYSTEM OPERATION Cyl Indicators E d i Open Gas Cylinders SECURITY yi maicators Press POWER button iii Shut down Press Power and close cylinders Security 5 TEST BUTTON Access Tests all LED s Control Must wait 50 seconds after start up or between pressing 6 MUTE BUTTON Temporarily mutes audio alarms e L OW HIGH Q NORMAL High F Normal o Power Switch TIO volt Cat 6 to outlet within 6 Alarm Panel Cat 6 to gt Zone Valve Pressure Relief Valve N20 N20 DISS Hose 4 feet Pressure Relief Valve 05 0 DISS Hose 4 feet O Kam 0 Regulator 0 Regulator 7 5 80 AFF Above Nitrous Nitrous Finished Oxide Oxide Floor Cylinder Restraints BEN Nitrous Oxide Supply Oxygen Supply _ AT THE MANIFOLD f you are near the manifold when the system turns on the digital gauges will display a toggling up and down for 50 sec ate RESET G2 O
6. i Indicator light confirming system is on DO NOT STORE FLAMMABLE ITEMS IN THIS ROOM NO SMOKING USE NO OIL H Observe that both gases indicate Normal during start up L RT for the first 50 seconds then the real status is displayed Note confirm that it is not Low or High Do not store Note if there are any Empty cylinders and if so order replacements Flammable items b Manifold in this room i System status i Zone Valve status Yes if zone valve is connected No if not connected iii Cylinder Status Each Cylinder should show one of these In Use In Reserve or Empty iv Digital Display should indicate in the 50 55 psi range 3 DURING OPERATION a Ifanalarm sounds at the Office Control Panel i Press the Mute button to temporarily silence the alarm Note If alarm is Low or High determine if or N20 and which cylinder is causing the alarm H Goto the Manifold Storage Room 1 Turn off the cylinder indicated as Low or High 2 Ensure that the system switches to the reserve cylinder Note Gas must be flowing at a flowmeter for the system pressure to go down so it can switch iii If the pressure indicates Low or High and the regulator pressure indicates gas in the cylinder Call your authorized Accutron Service Provider iv Ifthe Pressure indicates Low and the regulator pressure indicates that there is no gas in the cylinder Call your gas sup
7. 6 AND POWER CONNECTIONS 9 Install Alarm Panel see page 19 10 Plug the Cat 6 alarm cable H into Digi Flo 11 If zone valve s installed remove dongle plug and connect cable to Digi Flo if there is not a Zone Valve the dongle plug must be in the manifold socket or it will go into Fault mode See page 19 for Alarm Install Instructions 12 Plug in power cord to Digi Flo and the wall outlet J 13 If required by local codes there is an optional Conduit Box available that fastens to the Digi Flo and covers the electrical connections See K Nitrous Oxide Nitrous Oxide NOTE The system will recognize the devices EG Alarm Zone Valve DESK ALARM KIT 1 Plug the Cat 6 cable from the Manifold into the back of the cover plate 2 Mount the cover plate to the 2 gang switch box in the wall 3 Plug in the short Cat 6 cable into the wall plate locate the Alarm Panel on a desk or shelf WALL ALARM KIT V1 lt Drywall 1 Mount the alarm mounting plate with the 4 screws to the 2 gang switch box in the wall 2 Plug the Cat 6 cable from the Manifold into the back of the Alarm Panel 3 Slide the Alarm Panel into the mounting plate till flush with the wall 4 To remove alarm from bracket insert a flat blade screwdriver into slots in t
8. BUTTON MUTE BUTTON e Tests all LED s Temporarily mutes Must wait 50 seconds audio alarms after start up or between pressing ALARM PANEL JUMPER SETTINGS ON THE INSIDE BACK A No Jumpers Primary Alarm Panel No 5ecurity b Jumper on 4 Primary Alarm Panel e Security C Jumper on 3 e Secondary Alarm Panel No Security D Jumpers on 73 4 e Secondary Alarm Panel e e Security ot m C ME ut Back of Alarm Panel ALARM PANEL FUSE p n 25942 FRU NOTE Terminals 1 or 2 are for Jumper Storage Only Little Fuse 233001 5mm x 20mm glass case Rating 125 Vac 1 Amp Contact Accutron Engineering before opening alarm panels 22 REGULATOR ADJUSTMENT AND SETTINGS 1 Turn off the system at the Alarm Panel inside the office 2 Cause gas to flow through the system by either Loosening the DISS fittings above the manifold to a very slight hiss allowing pressure to bleed slightly Or turn on a flowmeter in an operatory at 5 lpm for amp N20 3 Make sure that the cylinders are connected to the manifold in the same order that they are arranged on the floor 4 Turn on one cylinder of each gas 5 Press the REG button on the gas you are setting see page 21 Display will flash DF to indicate REG mode 6 Adjust the open regulator e Start by removing the small chrome acorn nut at the very tip of the cone e It doesn t matter which cylinder you start wit
9. BUTTON located on the Office Alarm Panel a Security Model When the Power button is first pressed the red security LED will come on to show system is locked Using the Test and Audio Cancel buttons 1 and 2 enter the factory preset 4 digit code 1 2 2 1 If correct code is entered within 5 seconds red LED will go out and green On LED will turn on If incorrect code is entered system will go to solid red light and wait for correct code f you forget your code or need a different security code please contact Accutron Technical Services 623 780 2020 b Non Security Model When the Power button is first pressed the red OFF LED will go out and the green ON LED will illuminate c Gas status lights will also indicate whether line pressures are High Normal or Low It is important to verify that the cylinders have been opened before activating the ALERT Alarm Panel Having the cylinders open before activating the system allows the cylin der status software feature to identify which nitrous oxide and oxygen cylinders were the In Use cylinders and which were the Reserve cylinders when the system was last turned off This cylinder identification process provides assurance that the gases contained in the In Use cylinder will be fully depleted before switching over to the Reserve cylinders 7 VI SYSTEM IN USE After the system is activated all cylinder switching cyli
10. Off LED will illuminate 2 CLOSE ALL CYLINDER VALVES After deactivating the system close the cylinder valves located at the top of all nitrous oxide and oxygen gas cylinders The code requires all cylinders to be closed when system is turned off including times when the building is unoccupied ALERT j VIII CHECKING YOUR SYSTEM Office Alarm Panel When the Power button on the Office Alarm Panel is first pushed the following will happen a Security Model The Red security light will come on Using the Test and Audio Cancel buttons 1 and 2 enter the 4 digit code 1 2 2 1 then the Red security light will turn off and the Green On LED will illuminate b Non Security Model The Off LED will turn off and the On LED will illuminate IX DEFINITIONS AND DESCRIPTIONS Main Manifold Located in the gas cylinder storage room is the main manifold The main manifold directs gas from 2 oxygen gas cylinder s expandable to 4 and from 2 nitrous oxide gas cylinders through sepa rate gas lines plumbed through the zone valve if system has a zone valve installed and then on to the outlet stations or risers in each operatory If system does not have a zone valve gases are directed from the gas cylinders through the main manifold to the outlet stations in each location The main manifold contains pressure transducers that continuously monitor line pressures of each gas Inside the manifold is a circuit
11. board that hosts the central microprocessor of the Digi Flo System This central microprocessor controls the automatic cylinder switching and alarm status Manifold Indicators On the main manifold there are 6 LED Status lights and 6 LED Status lights On the left side of the Digi Flo display panel are 3 System LED s that will indicate Off On or Fault On the right side of the Digi Flo display panel are 3 Zone Valve Status lights that indicate Yes or Fault Microprocessor Once the system has been turned on the microprocessor has a 1 minute delay This delay allows gas lines to fill and pressure to stabilize Short delays are in place for low pressure alarms to prevent false alarms during gas flow fluctuations These delays are necessary for proper system function and will ensure trouble free day to day operation No alarms or cylinder changes are allowed during this period When the Office Alarm Panel is turned off or a no power condition occurs the microprocessor remembers the status of each and 0 cylinder as in use reserve and or empty When the Office Alarm Panel is turned on or the power is restored the system will always start where it left off when the system was turned off provided all of the cylinders were open when the system was turned on Automatic Operation Since the Digi Flo Automatic Switching Manifold Alarm System performs operations automati cally s
12. Accutron Customer Service at Toll free 800 531 2221 Local 623 780 2020 Fax 623 780 0444 Hours of operation 7 00 AM 4 30 PM 5 Service ship to address Accutron Inc 1733 W Parkside Lane Phoenix AZ 85027 Visit our website www accutron inc com 15 XVI PRE INSTALL INSTRUCTIONS 49051 PRE INSTALL KIT FOR PKG A amp C DESK MOUNT A Sa LAR Ms E Single Gang 100 Cat 6 Cable Mounting Riser Bracket Assembl 3 Switch Box 2 x 4 Grey Shielded Screws 49052 PRE INSTALL KIT FOR PKG B amp D WALL MOUNT ALARMS optional Conduit Box available where local ADM UE Riser Bracket Two Gang 100 Cat 6 Cable Mounting conduit box connections Assembly Switch Box 4 4 Grey Shielded Screws Note There is an in M Mount Riser Bracket Assembly to studs 16 on center 66 AFF Connect nitrogen purge to the amp N5O DISS fittings Braze with either 3 8 or 5 8 OD Nitrous Oxide pipe Braze with either 1 2 or 5 8 OD Oxygen pipe Specify 110 v outlet over 5 AFF within 6 feet of the Riser Bracket Assembly Mount alarm panel rough in box on a wall inside the office locate for a wall alarm in a central location near the use points in an egress corridor OR for a desk alarm on a wall above or below the desk height near the area where the alarm will set Run the Cat 6 cable between the alarm rough in box and the left side of the riser bracket assembly
13. Digi Flo Automatic Switching Manifold Alarm System User Manual NITROUS OXIDE O NORMAL Low O Empty oli Order when blinking SECURITY pos To unlock enter 4 digit code Open all cylinders using buttons 1 and 2 below prior to turning 1 2 Phoenix AZ USA wwwacaitton inccom MEDICAL GAS CONTROL VALVES CLOSE IN EMERGENCY ONLY ZONE VALVE 21 p y 50 PULL RING FOR ACCESS NO NO 0 9 o e NO 0 vac Nitrous Oxide Nitrous Oxide CCUTRON PACKAGE CONTENTS SPECIFICATIONS Pre Installation Kit Temperature Range 7 C to 54 C 19 F to 130 F Mounting plate with risers 100 Cat 6 Alarm Cable Alarm Rough in box Rated Flow High flow operation in cold or Pre Install Instructions humid climates may require Main Manifold with Cover external regulator heaters Office Control Panel Wall or Desk Rated Flow Minimum 100 LPM at 50 psi 4 Pressure Regulators 2 N5O and 2 O when connected to an 4 Regulator Hoses 2 N5O and 2 appropriate gas cylinder and Set Cylinder Restraints regulator Power Cord Installation Instructions User Manual Inst
14. E 15 IQ PET 15 LIGUE SSO airi 16 Tish Mistal Tree aC HOPES Uu u u d a PE eed ats 18 CIE ux p pde 20 d Mes qoe dup 23 If assistance is needed during installation please contact the Accutron dealer from whom the equipment was purchased or call Accutron Customer Service at 800 531 2221 3 I START UP INSTRUCTIONS GETTING STARTED 6 OPEN ALL CYLINDER VALVES IN THE CYLINDER PUSH THE POWER STORAGE ROOM OPEN VALVES BEFORE YOU PUSH BUTTON ON THE THE POWER BUTTON ON THE ALARM PANEL ALARM PANEL PUSH THE POWER BUTTON ON THE ALARM PANEL CLOSE CYLINDER f this is a security version you will be prompted to VALVES enter the security code Refer to II 2 A Enjoy your easy to use and trouble free cylinder management system AT THE ALARM PANEL 1 Open all Cylinders connected to the manifold by turning them counter clockwise Pressure should come up on each of the regulator gauges 2 Go to the main Alarm Panel inside the office and turn on the system f needed refer to the System Operation Instructions below 3 The system should now be in operation 4 At the Alarm Panel Each Gas Notification should indicate Normal
15. I G2 Yes There will be alarm Or O intse cylinder changes during this period After inder change Phoenix AZ USA This will give the system time to fill the lines and the pressure to stabilize before going into usage mode E Line Pressure psi Line E psi The Digital Gauges should display the actual system pressure for each gas edian ER The System Status mode should indicate ON ta E The Zone Valve will indicate Yes or No depending if there is one in the system The Gas Cylinder Status LED s should indicate which cylinder is In Use or In Reserve OR if any of the cylinders are empty they will indicate Empty At which time the staff should order replacement cylinder s e The Empty indicator will also illuminate on the Alarm Panel in the office reminding the staff to order a replacement cylinder s Any other questions Please refer to the Troubleshooting Guide in this manual D ll CYLINDER ROOM INSTRUCTIONS PLEASE FOLLOW ALL CYLINDER ROOM INSTRUCTIONS 1 START OF THE DAY a Open Oxygen and Nitrous Oxide Cylinders in the cylinder storage room Note Open the Gas Cylinder Valves slowly b Turn on the Manifold System via the Alarm Panel Note Remember to enter the security code on the security equipped models 2 OBSERVE DURING START UP Do not store any a Office Alarm Panel non med gas related 2 items in this room
16. allation Screws Warranty Card High Pressure Alarm 60 psi Low Pressure Alarm 40 psi Warning Disconnect from main power is accomplished by unplugging the power cord from the manifold If conduit adapter box is installed disconnect 15 achieved by moving rocker switch to the position Please remember to complete and return the warranty card to Accutron It is located within this manual Thank you AECUTRON I II III IV V VI VII VIII IX XI XII XIII XIV XV XVI XVII XVIII XIX S I kappa 4 koom 6 Dir ud P E 6 By elem Opera mne aCe 7 i eee eee ee eee aq od ee aU EA Rd 7 _ 8 E ote AON Ih SRI EIE 8 Checking Your System uyu ESPRIT ad 9 Definitions and Descriptions ud ed eds 9 Troubleshooting sang 15 ave ee ee EE ee ee re ee es ere ee ee ee eer 13 dado ee AL ee Revere Neat 14 Warranty amp Goods bach ar paar aed ene 15 sot Vie DO Ua dus e daret aed s dede Ea abd BE PINE dH S e d R
17. card that accompanies Manifold Accutron warranties are subject to the following conditions Accutron products and equipment are warranted to be free from defects in material and workmanship under normal use and service including all component parts This warranty shall not apply to defects resulting from accidents alterations or misuse If modifications have affected the operation of the product to render it faulty this warranty shall be void This warranty shall be void if any part not of Accutron s manufacture or supply has been incorporated into the product THIS WARRANTY IS GIVEN IN PLACE OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR OTHERWISE No statement or claim about the product by any employee agent representative or dealer of Accutron Inc shall constitute a warranty by Accutron Inc or give rise to any liability or obligation of Accutron Inc 14 XIII WARRANTY AND RETURNED GOODS POLICY All warranty resolution issues and merchandize returns will be handled through the local authorized Accutron distributor Contact distributor where unit was purchased XIV REPAIR SERVICE POLICY service issues will be handled through the local authorized Accutron distributor Contact distributor where unit was purchased See Checking Your System on page 9 prior to contacting distributor XV ASSISTANCE For Assistance contact your local dental distributor or call
18. dations Outlets Outlet Stations and Risers Not included order separately Usually located in an operatory outlet stations can be flush mounted in the wall or surface mounted on the wall Outlets allow gas from the plumbed gas lines to be transferred via gas specific OD or DISS hoses to a nitrous oxide oxygen conscious sedation flowmeter for delivery to a patient Accutron s push button outlets allow quick connecting and disconnecting of the hoses running to the flowmeter Disconnecting the hoses at the outlet station when not in use prevents loss of gases due to gas seepage in the outlet station hoses or in the flowmeter 11 99 National Fire Protection Association Standard for Health Care Facilities addresses building requirements based on levels of sedation delivery to patients fire and electrical hazards in health care facilities through performance maintenance testing and safety practices for both the facilities and the material equipment and appliances they contain The installation of the eas storage must be in accordance with the National Fire Protection Association Standards and inspected by the local 3rd Party Verifiers and building departments to assure compliance with the NFPA and local codes The installation of medical gas piping must be by certified Medical Gas plumbers CGA Compressed Gas Association who sets the standards for gas connections and approved gas delivery piping 0155 Diameter Index Sa
19. de Cylinder Status p n 28133 Mini Blade 2 amp behind circuit board E Nitrous Oxide Cylinder Reset L Digital Pressure Displays S Circuit Board Screws 4 F Oxygen Cylinder Status M Pressure Relief Valves T Manifold Rough in Plate G Oxygen Cylinder Reset N DISS Inlets H Zone Valve Status O DISS O Inlets CONDUIT ADAPTER KIT INSTALLATION o 1 Unthread two Power Plug screws remove cover and take bag with two Screws out PORTS 5 Place one screw from bag thru the bottom hole on Black Line the side of box and hold it in place with Phillips Copper Ground screwdriver placed thru the hole on the box White Neutral While holding screw in place line it up with the threaded hole on manifold and tighten slightly Line the upper hole on the side of box with the Cable From upper hole on manifold and install second screw Alarm Panel Tighten both screws and plug power plug into En power receptacle on manifold Q COM PORTS Remove middle knock out cover install conduits and run power cable and CAT 6 cable from alarm panel into conduit box Connect powe
20. em we recommend that you test the regulators in this order a Test the Oxygen High Pressure b Test the Nitrous High Pressure c Test the Nitrous Low Pressure d Test the Oxygen Low Pressure 3 Lastly set the regulators each at 50 psi NOTES Alarms cannot be tested until 1 minute equalization period has ended see page 5 The digital pressure display is set to time average resulting in slow movements of the pressure display Make gradual final pressure adjustments It is important to always adjust the final setting while increasing pressure not while decreas ing pressure If you exceed the proper setting please bleed off gas pressure lower the regulator pressure to approx 45 psi and then adjust up to 50 psi 23 ACCUTRON 1733 W Parkside Lane Phoenix Arizona 85027 Toll free 800 531 2221 Local Phone 623 780 2020 Fax 623 780 0444 www accutron inc com Part No 27917 Rev 01 6 2014
21. fety System Gas specific connections that prevent crossing over gasses AII information provided is intended to assist in the installation of the medical gas system It is not intended to be complete or eliminate the need to reference NFPA 99 regulations MED GAS STORAGE ROOM CAUTION A This room is to only contain items directly med gas related B Under no circumstances is storage of either 1 anything flammable or A L F RT 2 anything non med gas related inside the gas storage room IN ST ALLE RS AND STAFF DO NOT STORE FLAMMABLE NO SMOKING USE NO OIL ITEMS IN THIS ROOM 12 X TROUBLESHOOTING GUIDE NO LIGHTS ON MANIFOLD Check that wall outlet has power Check fuses located in entry module behind cord Check circuit board fuse located on the top right front of the board MANIFOLD SHOWS RESERVE GAS BUT CYLINDER IS ACTUALLY EMPTY RESET button was pushed by mistake In the future only press RESET when new gas cylinder is installed e Recovery can be achieved by pressing the STATE button on the circuit board under the cover e Press STATE as needed until the proper sequence is shown MANIFOLD AND ALARM PANEL BOTH SHOW EMPTY WHEN IT IS ACTUALLY FULL RESET button was not pushed when cylinder was replaced Push RESET button for that gas and Cylinder will change to reserve status MANIFOLD STATUS SHOWS THE SYSTEM IS ON BUT NO GAS IS FLOWING e Solenoid wires might be crossed Verify left cyl
22. h as long as you do all of them e Sometimes the nut sticks to the stud and the whole stud comes out don t panic just remove nut and rethread the stud back into the regulators 7 Using an Allen wrench turn the adjustment stud counterclockwise to reduce pressure from the regulator e this is done to make sure the regulator starts out low since it is much more accurate to slowly adjust the pressure upward than adjusting it downward 8 Slowly turn the regulator adjustment screw clockwise monitoring the manifold Digital Pressure indicator If the pressure is too high it will be necessary to vent excess pressure as you try to dial the regulators down low before starting to adjust see next step 9 Continue turning up pressure until the display reads approx 50psi If you go too far DO NOT JUST TURN IT BACK DOWN e return and repeat steps 6 9 10 This regulator is now set Replace acorn nut 11 Continue on to the next regulator and repeat steps 6 10 12 Press REG to exit setting mode display will stop flashing DF 13 Move on to the next gas and follow steps 5 12 14 Open all 4 cylinders of gas 15 Each Gas should have one cylinder indicating In Use and the other Reserve 16 Return to the office and turn the flowmeter off 17 Turn the system to ON at the Alarm Panel XIX VERIFIER INSTRUCTIONS 1 The Digi Flo Manifold System by Accutron Inc is designed to follow the NFPA Cat 3 Standard 2 When testing the syst
23. he bottom of the alarm and pry it out WALL ALARM KIT V2 A 1 Cut out a hole in the drywall VAa 2 Align the alarm mounting plate over the hole and mark the 4 anchor positions 3 Drill and place the anchors in the wall 4 Mount the alarm mounting plate with the 4 screws to the anchors 5 Plug the Cat 6 cable from the Manifold into the back of the Alarm Panel 6 Slide the Alarm Panel into the mounting plate till flush with the wall 7 To remove alarm from bracket insert a flat blade screwdriver into slots in the bottom of the alarm and pry it out NOTE When two alarm panels are needed with the Digi Flo please contact Accutron customer service for instructions ZONE VALVE INSTALL INSTRUCTIONS 1 The Digi Flo Zone Valve allows the high pressure test without blocking off or removing parts 4 Install the trim plate NOTES 2 Remove the cardboard install protection guard A 3 Plug in the Cat 6 cable to the Zone Valve circuit board The cable should have already been run during the rough in stage If there is more than one zone valve on the system see note below 5 Install the removable access panel When 2 4 Zone Valves are needed with the Digi Flo please contact Accutron customer service for instructions Zone Valve DIP switch settings shown
24. in the cylinder room The zone valve also contains digital pressure gauges powered by digital transducers that allow both visual and electrical monitoring of gas pressure downstream of the zone valve The zone valve is connected to the IN at one end to the nitrous oxide and oxygen gas lines plumbed from the main manifold and from the OUT to outlet stations at the other side The zone valve pressure switches are connected via a cable that transmits the pressure switch sig nals to the main manifold The transducers automatically check pressure and transmit the information back to the main manifold and on to the office alarm panel If zone valve pressures go low or high the LED s will alternately flash the pressure along with LO or HL As with other subsystems in the Digi Flo Automatic Switching Manifold Alarm System the zone valve does not need any user 10 input or action to perform their function A visual check of the pressure switches should be made on a daily basis to ensure proper piping system pressure 45 55 psi Periodic closing and reopening of the valves in the zone valve box is recommended In some installations there will be multiple zone valves Digi Flo allows up to 4 zone valves and will indicate which zone valve is in an alarm mode at the manifold and the alarm panel For infor mation on setting up multiple zone valves contact Accutron When installing multiple zone valves contact Accutron for proper setup instruct
25. inder 1 is plugged into left socket and right cyl inder 2 is plugged into the right socket e Solenoid might be stuck closed Pull solenoid cable out of the circuit board Solenoid should open ZONE VALVE FAULT LIT ON MANIFOLD Communication broken between the zone valve and the manifold board set to incorrect number at zone values see DIP switch settings for multiple zone valves SYSTEM STATUS FAULT LIT ON MANIFOLD Communication lost with one or more alarm panels LOW PRESSURE ALARMS COME ON SHORTLY AFTER SYSTEM TURNED ON Massive leak in large volume system lines The delay in alarms during startup is not long enough to fill the medical gas lines Check manifold pressure before startup for low pressure Fix any leaks Make sure all flowmeters are tuned off e RESETs will need to be processed for low gases HIGH PRESSURE ALARM SOUNDS Faulty regulator or regulator set too high Adjust regulator pressure down to 50 psi and watch for rise in pressure Should not rise during 3 minute observation time XI ERROR CODES C1 Com lost with 1 alarm panel 1 Com lost w ZV 1 or does not match dip setting C2 Com lost with 2 alarm panels E2 Com lost w ZV 2 or does not match dip setting C3 One too many alarms detected Com lost w ZV 3 or does not match dip setting E4 Com lost w ZV 4 or does not match dip setting D1 Sensor lost on zone valve 1 E5 EF Multiple Zone Failures D2 Sensor lost o
26. ions Gas Cylinders are Not included with Digi Flo purchase or rent from gas supplier Medical gases USP oxygen and USP nitrous oxide are delivered to the office cylinder room in compressed gas cylinders by a gas supply service The gas supplier connects the gas cylinders to the regulators When in the cylinder room gas cylinders must be held in place by a cylinder restraint sys tem to prevent a cylinder from falling and causing injury or damage In some cities two restraints are required for each cylinder Order separately from your authorized Accutron dealer When the office alarm panel indicates that a nitrous oxide or oxygen cylinder needs to be ordered contact a gas supplier to request replacement gas cylinders The LED will indicate EMPTY until the cylinder has been changed and the Reset button on the manifold for that gas has been depressed At the time the gas supplier replaces the empty cylinder with a full cylinder and opens the valve the cylinder management system will not recognize that the empty cylinder has been replaced and a reserve cylinder has been connected to the system UNTIL the Reset button has been pressed on the manifold signaling that the EMPTY cylinder s have been replaced To meet NFPA 99 Fire requirements and to assure that gases do not leak from any portion of the gas delivery system Accutron recommends that gas cylinder valves be closed when the system is not in use and the office is not open
27. n zone valve 2 D3 Sensor lost on zone valve 3 FO Sensor failed open could mean unplugged cable D4 Sensor lost on zone valve 4 FS Sensor shorted closed could mean damaged sensor D5 DF Multiple Sensors Failures DF Flashes when regulator setting mode is in use Flashing vertical bars on manifold pressure settings flashes for about a minute when system turned on to indicate safety period This period allows for system lines to stabilize During safety period gas will flow but no alarms cylinder changes RESETs are allowed For other codes starting with D or E contact Accutron 13 WARRANTY ACCUTRON 1 YEAR MANIFOLD LIMITED WARRANTY IF AN ACCUTRON MANIFOLD NEEDS TO HAVE REPAIR WORK OR REPLACEMENT PARTS DURING THE 1 YEAR WARRANTY PERIOD DUE TO MANUFACTURING DEFECTS ACCUTRON WILL PROVIDE THE PARTS AND LABOR AT NO CHARGE THE MANIFOLD OWNER IS RESPONSIBLE ONLY FOR A 35 00 SHIPPING AND HANDLING FEE WHICH WILL BE ASSESSED EACH TIME A MANIFOLD IS RETURNED TO ACCUTRON FOR WARRANTY WORK WARRANTY TERMS Limited Warranty and Disclaimer Accutron Seller warrants that its product will be free from manufac turing defects subject to the terms conditions and limitation set forth hereinafter for a period of 1 year for mani folds and 1 year for other equipment products Seller s obligations under this limited warranty are contingent on Buyer s full payment of the product purchase price Except as specifically set fo
28. nder status LEDs and High or low pres sure alarms will be automatic When a gas cylinder is being switched the Office Alarm Panel will beep three times and the LED for the empty cylinder will flash At the manifold the empty cylinder status LED will display empty while the Reserve cylinder status will display in use The Reset button for gas indicating empty will start flashing After the gas supplier replaces the empty cylinder opens the valve and presses the Reset button for that gas the Alarm Panel Empty LED will stop blinking At the manifold the newly installed cylinder status LED will change to In Reserve and the Reset button will stop flashing The Digi Flo Manifold Alarm Panel system is programmed to remember the status of each cylinder In Use Reserve or Empty status of each cylinder as well as the Empty status on Alarm Panel This cylinder status feature works when the system is on or off and it also retains its memory if there is a power outage In order to maintain this status all gas cylinders must first be opened before turning on the system at the Office Alarm Panel As described in the Getting Started section at the beginning of this manual LOW PRESSURE ALARM If both cylinders of either gas Nitrous Oxide or Oxygen are depleted below 40 psi OFFICE ALARM the respective low pressure alarm will come on Both Empty LEDs will blink the red low pressure LED will blink and
29. o ide Lane Phoenix AZ 85027 Ph 800 531 2221 Fax 623 780 0444 Empty Line Pressure psi Leave sufficient space to make electrical connections on the Leave sufficient space to connect left side hoses from the cylinders SELET POWER CONNECTION a 110v Outlet for flexible wire connections b Optional 4 x 4 Conduit Adapter Kit p n 27985 FRU See install instructions on page 20 TIO volt outlet within 6 Nitrous Nitrous Oxide Oxide 17 XVII FINISH INSTALL INSTRUCTIONS N O a MANIFOLD N20 AND CONNECTIONS 1 Loosen the two nuts and slide Digi Flo manifold onto two studs of the Riser Bracket Assembly 2 Hand tighten the A N5O DISS nut onto the riser then the B nut onto the riser 3 Tighten down both N5O and nuts with wrench 4 Tighten down the two C nuts to hold the Digi Flo in place 5 Secure Cylinders to the wall w Restraints D 6 Connect 2 amp 2 regulators E and hoses F onto the cylinders 7 Blow some gas through each hose to clear any potential debris before connecting 8 G Connect 2 amp 2 hoses to the Digi Flo tighten with wrench E P d i EE ES 1 1783 W Parkside Lane Phoenix AZ 85027 Ph 800 581 2221 Fax 623 780 0444 MANIFOLD CAT
30. on pg 21 At the manifold remove dongle plug and connect the zone valve cable to Digi Flo ADD ON OXYGEN REGULATOR KIT KIT P N 28191 FRU Unthread existing 2 Hoses from Manifold Oxygen Hose p n 25412 hose p n 22732 Thread on the 2 Oxygen Splitter Assemblies Attach Cylinder restraints to the wall secure cylinders Thread the Oxygen hoses onto the regulators Thread the 2 existing Oxygen hoses onto the splitters B C D Connect the new regulators to the 2 new cylinders E F G Open all 4 Oxygen cylinders the system will use from both cylinders on each bank at the same time din gos 1 t TPS MOD AP ma an Fe I SNP i MA SMS Y M 1 7 MTS 4 LE Q5 NS Y v ET g e E Por am s E T Ser i CICIR OXYGEN TI rr ro gg Units A D 9 y gt 7 gt V 3 Y ht L E 0 erve t c gt R am 2 bs i e P D Pressur b i re Spar lt 4 ACCUTRON AS hoe AZ USA 2 lt A m WE z T A Solenoid Valves I User Buttons DISS NO Outlet B Pressure Sensors J Power Module Q DISS O Outlet C Alarm Status K Fuse amp 5pare Fuse R DIP Switches D Nitrous Oxi
31. or OFF Security if this model has been purchased alarm audio mute cylinder order status and high normal low pressure conditions for both nitrous oxide and oxygen banks of each gas An audio alarm is mounted on the circuit board that signals when the system is activated turned on when cylinder status changes and when high or low gas pressure conditions exist The office alarm panel circuit board is protected by a faceplate The office Alarm panel comes in both a security and non security version wall and desk mount versions and can operate with one or two alarms If a second alarm is used it must be ordered as a 2nd Alarm to insure it is properly configured The system manager can activate the gas system ON OFF mute and system test functions from the office control panel Other functions are automatic and do not require any operator input they are Empty LED s to remind the staff to order replacement cylinders when lights are blinking LED turns on automatically and off when the Reset button is pressed at the manifold High and low pressure visual alarms are turned on and off automatically High and low pressure audio alarms are turned on or off automatically or can be silenced with the audio mute button The first step before activating the system is to open the cylinder room and open all the gas cylin ders Next turn on the office alarm panel The Alarm Panel has a row of 3 LED s for each gas indicat ing High
32. plier for a replacement Cylinder 4 REPLACING CYLINDERS a When replacing an empty cylinder i Turn off valve on the cylinder to be replaced remove regulator set cylinder out of the way H Install the new cylinder install the regulator ensure it is tight open the cylinder slowly Hi Press the RESET button on the manifold panel to reset the system 5 END OF THE DAY a Confirm that all operatory flowmeters are b Confirm if there are any Empty indicators on the Office Control Panel Note If so order replacement cylinders immediately c Turn off the Manifold System via the Office Alarm Panel d Close all Oxygen and Nitrous Oxide Cylinders in the cylinder storage room III DIGI FLO DISPLAY GUIDE sh P n C A System Status Q c UA TOET B Nitrous Oxide Cylinder Status RESET Cyl 1 yl 2 em C Nitrous Oxide Cylinder Reset Q Reserve Q A 2255 DIEN Phoenix AZ USA www acutron inc com D Oxygen Cylinder Status S LCS E Oxygen Cylinder Reset F Zone Valve Status G Digital Pressure Displays Line Pressure psi ze Automatic Manifold System IV SYSTEM OPERATING INSTRUCTIONS For proper system function it is important that the steps for System Activation and ALERT System Deactivation are carried out in the order that they are listed Please note For emphasis various alert messages have been provided
33. r wires to the terminal block as shown Plug CAT 6 cable from alarm panel into free COM port on manifold Do not remove blank plug from other COM port unless zone valve is installed If zone valve is installed remove top knock out cover install conduit and run CAT 6 cable from zone valve into conduit box 10 Remove blank plug from COM port and plug CAT 6 cable from zone valve 11 Install cover back to the conduit box MANIFOLD STANDARD MANIFOLD USER BUTTONS Reg Set Regulator Mode CONNECTIONS Power Cord This is only active when the system is Plug in Depressing this button opens both set each regulator one at a time cylinders allowing the technician to Power Fuse Module State Change State of Cylinders Holds 2 Fuses b This is only active when the system is 0 5 250v On 5mm x 20mm Depressing this button changes the Slow Blow cylinder status Repeat pressing the Accutron State and Reset buttons until the p n 26456 FRU desired order is achieved Oxygen Circuit ER State 1 2 w s J i 1 52m mM S3 PR m ms m Alarm Zone Valve B R B HE B x R77 Gra Crd T 74 x Connections DIP SWITCHES BEHIND CIRCUIT MANIFOLD DIP SWITCH SETTINGS D 5 BEHIND Numbered 1 through 5 starting from left All Off Flipped back Factory Settings
34. rth above Seller and its affiliates make no warranties expressed or implied and specifically disclaim any warranties of merchantability or fitness for a particular purpose The liability of Seller and its affiliates for any claims losses damages or expenses from any cause whatso ever including acts or omissions of third parties regardless of the form of the action whether in tort contract or otherwise shall not exceed the repair cost replacement cost or purchase price of the product that directly gives rise to the claim Seller and its affiliates shall not be liable for any incidental special reliance consequential or indirect loss or damage rising out of this agreement or the products As used in this paragraph consequential dam ages include but are not limited to lost profits lost revenues property damage personal injury damage to the Purchaser or third parties loss of business or profits and or loss of business reputation It is the sole responsibil ity of Purchaser to determine the suitability of the products for the Purchaser s intended use Seller s obligation to repair replace or refund as set forth above shall be Buyer s exclusive remedy This warranty constitutes the entire warranty This warranty and Seller s liability hereunder shall be con strued according to the laws of the State of Arizona without regard to conflict of lay principles To activate the Manifold Warranty complete and mail the warranty registration
35. the audio alarm will beep unless silenced by pressing the mute button LED s will continue to flash until the low pressure condition is corrected by bring ing replacement full cylinders on line and pressing the Reset button MANIFOLD the individual gas reading will alternate between showing the line pressure and the word LO OXYGEN FAILSAFE The system s oxygen fail safe feature will activate if the oxygen pressure is depleted and nitrous oxide gas will be prevented from flowing no matter how much nitrous oxide gas remains in the cylinders this condition will remain until oxygen pressure is brought back on line HIGH PRESSURE ALARM If either gas system line pressure exceeds 60 psi a high pressure condition will activate OFFICE ALARM the respective High Pressure LED will blink and the audio alarm will beep mute button LED s will continue to flash until the high pressure condition is corrected by adjusting or replacing the failed regulator MANIFOLD the individual gas reading will alternate between showing the line pressure and the word HI BOTH HIGH amp LOW PRESSURE ALARMS If both High amp Low LED s are flashing on the Alarm Panel there is a loss of communication to one of the alarms or zone valves sensor errors or switch setting errors Refer to Troubleshooting Guide VII SYSTEM DEACTIVATION 1 PRESS SYSTEM POWER BUTTON located on the Office Alarm Panel The green ON LED will turn off and the red
36. throughout these instructions V SYSTEM ACTIVATION Before turning on the system check that the power is connected by confirming that the ALERT Off indicator lights are illuminated on both the Alarm Panel and the Manifold Main Manifold Panel Office Alarm Panels r NITROUS OXIDE OXYGEN NITROUS VEE NITROUS peur OXIDE OXYGEN OXIDE OXYGEN RESET 2 1 Cyl 2 E O HIGH O HIGH HIGH HIGH O O NORMAL NORMAL NORMAL lt Reere O tow 0 trey Line Pressure psi Line Pressure psi ee Mods APER Automatic Manifold System Note When the system is activated the Alarm Panel will indicate On and as long as the pres sure for each gas is O K both gasses will indi a A cate Normal Empty lights will flash if replacement cylinders need to be ordered Security Model Non Security Model TO TURN SYSTEM ON 1 OPEN ALL CYLINDERS VALVES Prior to activating the system open the cylinder valves located at the top of the 2 nitrous oxide gas cylinders and the 2 oxygen gas cylinders DE a Digi Flo Acurron Lig BLA Automatic Manifold System He PI WW The gas cylinders are housed in the cylinder room and they are connected to the Main Manifold by regulators and low pressure hoses 2 PRESS SYSTEM POWER
37. ystem operators do not need to perform any function other than turning on off the cylinders turning on off the Alarm control buttons pressing reset buttons when cylinders are replaced and visual inspections Power Loss The system is designed to open all valves when power is lost During this time no alarms will sound and no switching will occur but all gases will flow allowing procedures to be completed If gas is used during a no power condition we suggest that you close one cylinder of each gas and oper ate as a manual system until power is restored If power is restored in less than 4 seconds the system will restart back in the same mode as before the power was lost If power is off more than 10 seconds it will come back in the Off mode and will need to be restarted at the alarm panel Office Alarm Panel The office alarm panel can be either desk mounted or wall mounted The desk mount office control panel is connected by cable to a permanently installed wall outlet The desk mount unit is free standing and can be positioned on a desk or other work surface for convenient access The wall mounted office control panel is permanently installed in a designated wall within the office The office alarm panel contains a circuit board that has microprocessors used to control the func tions of the automatic cylinder switching system and the automatic alarm system The office control panel also contains LEDs that indicate system ON
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