ANALOX SUB Mk II F – Hyperbaric Oxygen and Carbon Dioxide
Contents
1. REM3 OXYGEN CONTROLLER Uv M SUPPLIED CABLE NC 3 PIN LEM BARE END FROM CUSTOMER SUPPLY dia 2 METRES DNC N OTN due N CUSTOMER JUNCTION BUX Figure 6 INJECTION CONNECTIONS Document Ref AS2F 801 14 January 2009 Page 14 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 OPERATION The Main Panel provides a 240x128 pixel liquid crystal display function key pushbuttons F1 F5 which align with key legends on the display a yellow alarm indicator lamp ared fault indicator lamp acontrast control for the display a brightness control for the display back light an Acknowledge pushbutton to acknowledge alarms and faults an audible sounder to annunciate alarms and faults i a power switch controlling power to the instrument and to the remote sensor units j a fuse F1 for the Main Panel k a fuse F2 for the Remote Sensors oO ANALOX SUB MK II F X xt E 6d db bres Figure 7 MAIN PANEL DETAIL Document Ref AS2F 801 14 January 2009 Page 15 looking after the air VOU breathe ANALOX SUB MKII Installa2. CHANNELS E ELAY ELAY 2 CHANNEL4 A Bg T ELAY 3 CHANNELS a Oc Ld ELAY 4 CHANNEL2 D 5 ELAY 5 CHANNEL E ELAY 6 POT ADJUSTERS CHANNE O POT 4mA SPAN POT 20mA CHANNEL1 VR11 VR12 CHANNEL2 VR9 VR10 CHANNEL3 VR7 VR8 CHANNEL4 VR5 VRE CHANNELS VR VR4 NOT USED VR VR2 Figure 12 Interface Board Calibration Pot Positions Document Ref AS2F 801 14 January 2009 Page 56 looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual 7 TROUBLESHOOTING SYMPTOM REASON SOLUTION Main panel does not switch on Note it takes approx 40s for the system to switch on due to the time taken for the internal processor to boot Remote unit does not switch on Fault Indicator is ON and main unit sensor readings are replaced by COMMS ERROR message Fault Message appears on Display No power connected Rear panel mains fuse blown Front panel DC fuse F1 blown Main unit is switched OFF Fuse F2 on main unit blown Wiring incorrect Lack of communications with remote unit Ensure power is connected correctly Switch it to ON Replace fuse if necessary If replacement blows seek assistance Switch main unit ON Replace fuse If replacement blows seek assistance Check wiring c
3. PRESSURE SPAN PRESSURE ZERO 0 OXYGEN 2 7 SENSOR z ASB 541 02 OXYGEN SPAN OXYGEN ZERO Figure 10 REM1 Calibration pot positions Document Ref AS2F 801 14 January 2009 Page 54 ANALOX SUB MKII Installation and Operation Manual POWER COMMS D o X TA E o route L N E E e pi D A 2H oF x 23 WwW Oo exi 0 E my 935 esL S m xq 84 e HUMIDITY co zz ee SENSOR par i RUNLJS 3 Sul x N o F o 62 CRLT RUI RU RU3 RUS RUS TEMPERATURE SENSOR Prr l zeral_J sran span zeral ul oO zZ z oO Keer x lt c Dw Q a Ll EOM o N Y ii ud gt gt D y na t2 2 o8 x x Ss Y B 5 zr Is SE Sa n ux co t Q Lu L ee Ee ig E N M gt gt aud ad Figure 11 REM2 Calibration pot positions Document Ref AS2F 801 14 January 2009 Page 55 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual
4. oko O0 Q ES SCOTTISH ANGLO ENVIRONMENTAL PROTECTION LTD ffc e OJ ia 160 0 7 20 0 e Figure 4 REM MOUNTING DIMENSIONS Document Ref AS2F 801 14 January 2009 Page 8 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 3 3 SYSTEM ELECTRICAL INSTALLATION Caution It is advised to ensure that the system is always switched off whenever making or modifying the electrical connections to the system Mains powered instruments should be unplugged from the mains for personal safety All instruments AC and DC powered should be powered down There is a possibility of damaging the system by tampering with live connections The Main Panel unit requires an electrical supply Mains powered versions are provided with a mains cable DC powered versions have rear panel terminals to accept a DC supply and an internal line filter Terminals are provided on AC powered versions to also allow them to operate from DC supplies but there is no internal line filter fitted An Earth terminal is also provided although mains powered systems can be earthed through the mains cable The earth is only used for screening purposes A 2 metre connecting lead is supplied which must connect between the Main Panel and the Remotes Sensors as shown below The cable is supplied with a break in the middle wi
5. looking after the air VOLI breathe ANALOX SUB Mk II F Hyperbaric Oxygen and Carbon Dioxide Monitor With Automatic Pressure Compensation Installation and Operation Manual Analox Sensor Technology Ltd 15 Ellerbeck Court Stokesley Business Park North Yorkshire TS9 5PT T 44 0 1642 711400 F 44 0 1642 713900 W www analox net E info analox net ANALOX SUB MKII Installation and Operation Manual LIST OF CONTENTS 1 PACKAGING CONTENTS CHECK 5455 at jer RE pRRE RYE REEERFE RES RAE KE n RP ERRREA RECRERPE ER ERO A VERE 3 2 INTRODUCTION ire usum aA RUE SENE RAR NR KHER NE AGI EEFERENE REPE ENEE REPARARE R PIU Ke SU aa eT E TPERPIN OE 4 3 INSTALLATION MUTET 6 3 1 MAIN PANEL MECHANICAL INSTALLATION eeeeeeeeeee eene nennen 6 3 2 REMOTE SENSOR MECHANICAL INSTALLATION sseeeeeee III I III e nhe 8 3 3 SYSTEM ELECTRICAL INSTALLATION issue cus adini adis easi eso x acram rra OxUE PEE Tad Dre ue 9 4 OPERATION serooiiiqise t edt n PARURMATERRER IN IRAE EIU PHA TRE ITPMD EIU MM MITES 15 4 1 SWHACHING ONAND DEI 525159904 9199540 nins etude EAN rod EQ EDUE DES 16 4 2 MAIN DISPLAY SCREEN ccatac oui de inso red r cata e ro pue E eu eim e UR dE EP mene IRAE 17 4 3 ALARMS SIME ce T 18 4 4 UXTGEN INJECTION SISTEMC d cinia iios rene OEbe Font DRE E Det aaa 23 4 5 FUNG TONNE Vice eesti antes E A E E S 25 4 6 ALARM SETPOINT MENU usua anei I E E 26 4 7 CALIBER A MON MENU ferc 29
6. ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 9 SETUP MENU From the Main Menu press SETUP The Setup Menu appears Setup Menu Press TIME to adjust the date and time Press LOG to alter the data logging time interval Press MAIN to return to the Main Menu 12 34 56 01 Feb 2000 DOWN UP NEXT SET MAIN Initially the hours field will be highlighted Press UP or DOWN to alter the hours Then press NEXT to highlight the minutes field Press UP or DOWN to alter the minutes Then press NEXT to select the Seconds Day Month and Year fields as required When no further changes are required press SET If an invalid date has been selected an Invalid message will appear Correct the date or press MAIN to abort entry of the date and time Select Data Log Interval Press NEXT to select the Data Logging time interval as either 1 second 5 seconds 10 seconds 30 seconds 1 minute 2 minutes or 5 minutes This option can be altered at any time irrespective of whether data logging is in progress Document Ref AS2F 801 14 January 2009 Page 38 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 10 OXYGEN INJECTION MENU From the Main Menu pressing O2 INJCT brings up the injection menu on systems with this option fitted Oxygen Injection Control OFF ON SETPT MIX MAIN Press OFF to switch o
7. Press PR HI to adjust the Pressure Depth high alarm setpoint The present value of the alarm is displayed as shown below REM1 O2LO 180 mBar DOWN UP SET RESET EXIT REM1 O2HI 230 mBar DOWN UP SET RESET EXIT REM1 CO2HI2 15 0 mBar DOWN UP SET RESET EXIT REM1 CO2HI1 5 0 mBar DOWN UP SET RESET EXIT REM1 PRLO 0 50 BarA DOWN UP SET RESET EXIT REM1 PRHI 6 00 BarA DOWN UP SET RESET EXIT REM2 TMPLO 10 0 C DOWN UP SET RESET EXIT REM2 TMPHI 30 0 C DOWN UP SET RESET EXIT REM2 HUMLO 30 RH DOWN UP SET RESET EXIT REM2 HUMHI 80 RH DOWN UP SET RESET EXIT Document Ref AS2F 801 14 January 2009 Page 27 ANALOX d looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Press DOWN to decrease the appropriate setpoint Maintain the switch pressed to make larger changes Press UP to increase the appropriate setpoint Maintain the switch pressed to make larger changes Press SET when the new setting is correct This instates the value just entered using the UP DOWN keys as the new alarm setpoint The menu reverts to the previous screen allowing another setpoint to be altered Press RESET to revert to the original value prior to pressing UP or DOWN Press EXIT to escape back to the previous screen Document Ref AS2F 801 14 January 2009 Page 28 looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual 4 7 CALIBRATION MENU WARNING
8. Ensure SW2 is in the 0 position 8 Maintain the RUN CAL switch to CAL O 9 Adjust RV7 to achieve a voltage reading of approximately 0 2v Document Ref AS2F 801 14 January 2009 Page 51 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Adjust RV3 to achieve a voltage reading of approximately 2 0v Repeat from Step 7 until no further adjustment is necessary Perform the software calibration to complete the calibration Nb Older versions of instruments were span calibrated at 62 C rather than 39 C The corresponding voltage for 62 C was 2 5V Document Ref AS2F 801 14 January 2009 Page 52 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 6 7 5 Humidity sensor calibration 1 Whilst supporting the enclosure lid undo the four screws at the corners of the REM2 enclosure Now connect a voltmeter across TP10 and TP8 This signal typically varies between 0 2 and 3 0v for 0 100 humidity Subject the sensor to a 076 humidity and adjust RV8 to achieve a voltage reading of approximately 0 2v Subject the sensor to a 10076 humidity and adjust RV5 to achieve a voltage reading of approximately 3 0v Repeat from Step 4 until no further adjustment is necessary 6 Perform the software calibration to complete the calibration 6 7 6 Analogue Output Calibration The analogue o
9. changes Press UP to increase the setpoint Maintain the switch pressed to make larger changes Press SET when the new setting is correct This instates the value just entered using the UP DOWN keys as the new setpoint and transmits the new setting to the REM3 The menu reverts to the previous screen allowing another option to be selected Press RESET to revert to the original value prior to pressing UP or DOWN Press EXIT to escape back to the previous screen 5 DATALOGGING A 25 way Female D type connector is fitted to the rear of the Main Panel This is intended for Diagnostic purposes and for retrieving data logged information from the system The Diagnostic Connector details are shown below Data Communications with an External computer PQ 24V DC Output Power Supply output for Test OV DC Output Purposes only RS485 A RS485 connections for listening 25 RS485 B to communications Factory Use Only 5 1 RS232 DATA LOGGING CONNECTION An RS232 connection must be made between a computer and the Diagnostic Port to use this facility A typical lead to connect a standard IBM PC compatible computer laptop would consist of either a 9 or a 25 way D type female connector connected to a 25 way male D type connector A 9 way connector lead is supplied with the system Refer to the diagram below for alternative connections DIAGNOSTIC PORT PC SERIAL PORT 25 WAY MALE D TYPE 9 WAY FEMALE D TYPE 25 WAY FEMALE D TYPE At power up th
10. adaptors and tubing should be used as shown in the drawing below Remove the adaptors from the sensors after calibration The drawing also shows a calibration gas bottle and flow regulator These can be purchased from Analox if necessary Alternatively the user may opt to use their own calibration gas perhaps with a conventional pressure regulator and an in line sample flow meter Take care not to over pressurise the sensors or they may be damaged IN JOUT ANALOX SUB MKF REMI OQ Y C OXYGEN 0 i ANALOX DEP TH o D O SCOTTISH ANGLO ENVIRONMENTAL PROTECTION LTD O Y Figure 9 Calibration Arrangement Document Ref AS2F 801 14 January 2009 Page 44 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 6 1 SEMI AUTOMATIC GAS CALIBRATION The system features a semi automatic calibration feature for zero and span of oxygen carbon dioxide and pressure These adjustments are possible without internal access to the sensor unit provided that the sensors are near to their idea
11. 801 14 January 2009 Page 6 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 228 00 INSTRUMENT MAIN PANEL i MOUNTING PANEL SUPPORT SHELF 205 00 Figure 2 MAIN PANEL REAR SHELF VIEW FROM ABOVE I NC PANEL CUTOUT Figure 3 MAIN PANEL REAR SHELF VIEW FROM REAR Document Ref AS2F 801 14 January 2009 Page ANALOX SUB MKII Installation and Operation Manual 3 2 REMOTE SENSOR MECHANICAL INSTALLATION The REM1 and REM2 are designed to be wall mounted using the mounting lugs fitted as shown below The enclosures are fitted with a vent to prevent collapse in hyperbaric conditions Ensure that the vent is not obstructed Ensure that the remote sensor units are positioned sensibly with regard to the gases being monitored In the absence of air circulation the gas sensors should be mounted at breathing height They should be mounted against a near vertical surface If they were mounted flat there would be a possibility that water will collect in the sensor inlets and block the diffusion of gas into and out of the sensor m 185 0 172 0 i i mo B Mk IF REM Ne mie E C C 88 0 120 0 NALO SENSOR TECHNOLOGY
12. This section of the manual merely describes the layout of the calibration menus Please refer to Section 6 for details of how to perform calibration DO NOT PRESS THESE BUTTONS UNLESS YOU ARE FAMILIAR WITH THE INSTRUMENT ALTHOUGH THE SYSTEM PROTECTS AGAINST SOME FORMS OF ACCIDENTAL CALIBRATION IT IS STILL POSSIBLE TO AFFECT THE ACCURACY OF GAS PRESSURE MEASUREMENT From the Main Menu pressing CALIB brings up a new menu requesting the user to either select REM1 REM2 REM3 or INTERFACE to set up the internal interface card providing relay and analog outputs Calibration REM1 REM2 REM3 IFACE ANT Press REM1 to select the REM1 unit O2 CO2 and Pressure Press REM2 to select the REM2 unit Temperature and Humidity Press REM3 to select the REM3 unit O2 injection Press IFACE to select the relay and analog output interface module refer Section 4 8 Press MAIN to return back to the main menu Having Pressed CALIB REM1 the following menu appears Calibrate REM1 02 C02 PR EXIT MAIN Press 02 to select the options allowing calibration of the Oxygen sensor Press CO2 to select the options allowing calibration of the Carbon Dioxide sensor Press PR to select the options allowing calibration of the Pressure Depth sensor Press EXIT to return back to the previous menu Document Ref AS2F 801 14 January 2009 Page 29 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation an
13. has FltS appears in the Attempt recalibration detected a fault REM1 CO2 display of CO2 sensor or thought to be due to contact factory the Infra red source CO2 Flt d The REM1 has Fltd appears in the Attempt recalibration detected a fault REM1 CO2 display of CO2 sensor or thought to be due to contact factory the Infra red detector Document Ref AS2F 801 14 January 2009 Page 22 looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 4 OXYGEN INJECTION SYSTEM The injection unit will power up with the main power switch on the SubMKkIIF front panel A local switch on the sensor enclosure will Enable Disable the Control action When in the Disable Position control action will be inhibited When in Enable position operation will be controlled by the Main Panel control In the event of a fault it is possible to force the REM3 into a controlling action by moving the switch from Enable to Disable and back to Enable The Injection module is designed to operate a solenoid valve to control the flow of oxygen to the area being monitored If the measured oxygen value is greater than the injection setpoint then no action is taken by the instrument The standard range of oxygen measurement is 0 2000mBar O2 The setpoint can be set to any value in this range from the Main Panel If the measured value of oxygen falls below the Injection setpoint then the solenoid valve is activated an
14. monitored by the system are the oxygen carbon dioxide pressure or depth temperature and humidity alarms These conditions are referred to as Alarms in the system The design of the system is such that in trying to gather the correct information various faults that may occur can be detected These conditions are referred to as Faults in the system Both Alarms and Faults cause the Audible Sounder to pulse An Alarm condition occurring causes the ALARM Indicator on the Main Panel to flash A Fault condition occurring causes the FAULT Indicator on the Main Panel to flash The Acknowledge switch on the Main Panel may be pressed to silence the audible sounder It will also cause the Fault and or Alarm Indicators to stop flashing If the alarm or fault condition still exists the Alarm or Fault indicator will remain turned on When the Alarm or Fault condition ceases to exist the alarm or fault indicators will be turned off and then remain turned off The system is arranged with non latching alarms This means that if an alarm or fault condition occurs but then ceases to exist then the Audible sounder will silence and the indicators will turn off without the Acknowledge switch having been pressed Document Ref AS2F 801 14 January 2009 Page 18 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual The Calibration Error Faults are reported to the Remote Sensor so that a loc
15. system automatically allows for the pressure at the time of calibration For CO2 Zero Press ZERO to calibrate the appropriate carbon dioxide sensor in zero concentration CO2 pure oxygen or pure nitrogen or a mixture of oxygen and nitrogen certified free from CO2 There is no data screen that comes up to allow the user to vary the gas content it must be Zero CO2 For CO2 Span Cal Data CO2 CAL H 0 5076 DOWN UP SET RESET EXIT CO2 Span can be varied in the range 0 50 5 00 may change with range of sensor This is the percentage content as specified on the calibration eas bottle The system automatically allows for the pressure at the time of calibration Note that the partial pressure of carbon dioxide must not exceed the range of the instrument Therefore when using 0 576 gas the pressure reading must be less than 10 Bar Absolute It is recommended to perform calibration at atmospheric pressure Document Ref AS2F 801 14 January 2009 Page 33 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual For Pressure CAL L Cal Data PR CAL L 1 00 BarAbs Be S UP SET RESET EXIT PR CAL L can be varied in the range 0 00 to 2 00 Bar Abs Note the pressure must be defined in Bar Absolute as this is the internal working range of the instrument For alternative units the conversion factors applied are 10MSW 1BarA 32 808FSW 1 BarA 1 01325 BarAbs 1 0 ATA For Pressure CAL H C
16. that the humidity reading adjusts to the correct value Allow the reading to stabilise From the Main menu press CALIB REM2 HUM CAL H and enter the actual humidity to which the REM2 has been subjected 7 Now subject the REM2 sensor to a higher humidity 50 1007 6RH Press SET after obtaining the correct humidity value Now confirm the action by pressing YES Observe after a few seconds that the humidity reading adjusts to the correct value Document Ref AS2F 801 14 January 2009 Page 49 looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 6 7 INTERNAL CALIBRATION Note in normal operation potentiometers should only be adjusted by suitably qualified personnel ANY ABUSE OF THE CALIBRATION CONTROLS WILL ADVERSELY AFFECT THE ACCURACY OF THE INSTRUMENT AND MAY RENDER THE INSTRUMENT UNUSABLE AFTER MAKING ANY CHANGES TO THE POTENTIOMETERS THE SOFTWARE CALIBRATION PROCEDURES SHOULD ALWAYS BE PERFORMED The positions of potentiometers referenced in the following sections are shown in Figure 10 and Figure 11 6 7 1 Oxygen sensor calibration Pass nitrogen over the oxygen sensor top sensor at a flow rate of approximately 20 60 litres per hour Whilst supporting the enclosure lid undo the four screws at the corners of the REM1 enclosure If the oxygen reading is greater than zero make small anti clockwise adjustments to the O ZERO potentiometer RV4 until the reading JUST changes
17. the RLY indicator on the top line of the display is NOT showing Calibrate Test Interface ANOUT RELAY MAIN Press ANOUT to select the Analog Output option Calibrate Analog ZERO MID SPAN OVER MAIN Press ZERO to force each of the outputs to Zero 4mA for a 4 20mA output Press MID to force each of the outputs to mid scale 12mA for a 4 20mA output Press SPAN to force each of the outputs to full scale 20mA for a 4 20mA output Press OVER to force each of the outputs to overscale fault condition approx 28 30mA for a 4 20mA output Press MAIN to exit and to restore the analog outputs to their normal ie measured value indications Press CALIB IFACE RELAY to select the Relay Output option Test Relay Outputs 00000000 NEXT OFF ON MAIN The Binary byte shows the status of each of the relays within the system A O indicates that the relay is de energised a 1 indicates that the relay is energised Bit Position 7 6 5 4 3 2 1 0 Rey NA NA 1 2 3 4 5 Press NEXT to advance a reverse highlight cursor to the bit to be altered Press OFF to clear the highlighted bit Press ON to set the highlighted bit Document Ref AS2F 801 14 January 2009 Page 36 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Press MAIN to exit and restore the relays to their normal positions Document Ref AS2F 801 14 January 2009 Page 37
18. to zero If the oxygen reading is zero make small clockwise adjustments to the O ZERO potentiometer RV4 until the reading just rises above zero then make a small anti clockwise adjustment so that the reading JUST changes to zero Remove the flow of nitrogen and pass a known concentration of oxygen over the sensor at a flow rate of approximately 20 60 litres per hour The oxygen concentration should ideally be around 50 90 of full scale for accurate calibration The O SPAN potentiometer RV5 is not intended to be adjusted f the software calibration feature proves inadequate RV5 may be adjusted until the correct concentration of oxygen is displayed clockwise adjustment increases the reading anti clockwise decreases 6 7 2 CO2 sensor calibration Calibration of the CO sensor can only be performed by suitably qualified personnel with the correct diagnostic equipment and therefore should not be attempted Please contact your service agent if a CO sensor calibration is required Document Ref AS2F 801 14 January 2009 Page 50 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 6 7 3 Pressure sensor calibration Re calibration of the pressure sensor requires the adjustment of the pressure ZERO potentiometer RV6 at atmospheric pressure and adjustment of the pressure SPAN potentiometer RV7 at an increased pressure preferably around 90 of full scale SPAN adjustment
19. 0 20 C and allow the reading to stabilise 2 From the Main menu press CALIB REM2 TEMP CAL L 3 Enter the actual temperature to which the REM2 has been subjected Press SET after obtaining the correct temperature value Now confirm the action by pressing YES Observe after a few seconds that the temperature reading adjusts to the correct value Document Ref AS2F 801 14 January 2009 Page 47 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual un Now subject the REM2 sensor to a higher temperature 20 50 C and allow the reading to stabilise From the Main menu press CALIB REM2 TEMP CAL H and enter the actual temperature to which the REM2 has been subjected Press SET after obtaining the correct temperature value 8 Now confirm the action by pressing YES Observe after a few seconds that the temperature reading adjusts to the correct value Document Ref AS2F 801 14 January 2009 Page 48 looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual 6 6 HUMIDITY SENSOR CALIBRATION Subject the REM2 Sensor unit to a known humidity in the range 0 40 RH Allow the reading to stabilise From the Main menu press CALIB REM2 HUM CAL L and enter the actual humidity to which the REM2 has been subjected Press SET after obtaining the correct humidity value Now confirm the action by pressing YES ui Observe after a few seconds
20. 1 setpoint CO2 DEPTH MORE MAIN N Pressing MORE brings up a new menu for the REM2 sensor setpoints Select REM2 setpoint TEMP HUMID MORE MAIN On either of these screens pressing 02 CO2 Depth Temp or Humid will bring up the corresponding menu for that sensor as shown below Select REM1 Oxygen setpoint O2 LO O2 HI EXIT MAIN Select REM1 CO2 setpoint CO2H1 CO2H2 EXIT MAIN Select REM1 Depth Pres setpoint PR LO PR HI EXIT MAIN Select REM1 Temperature setpoint TMPLO TMPHI EXIT MAIN Select REM1 Humidity setpoint On any of these screens pressing EXIT will return to the previous menu whilst pressing MAIN will return to the main menu Press O2 LO to adjust the Oxygen low alarm setpoint The present value of the alarm is displayed as shown below Press O2 HI to adjust the Oxygen high alarm setpoint The present value of the alarm is displayed as shown below Document Ref AS2F 801 14 January 2009 Page 26 VANALOX looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual Press CO2HI to adjust the carbon dioxide high alarm setpoint The present value of the alarm is displayed as shown below Press CO2HI2 to adjust the carbon dioxide very high alarm setpoint The present value of the alarm is displayed as shown below Press PR LO to adjust the Pressure Depth low alarm setpoint The present value of the alarm is displayed as shown below
21. 4 8 INTERFACE CALIBRATION MENU siint iuri iam EE Pu tor EG NEA 36 4 9 SETUP dU 38 IU OXYGENJINJEG TION MENU sociis iiti isian d etam EPI poen ae EIER EE EnU FM PeHEROS 39 5 3piBecchlcm 40 5 1 85237 DATA LOGGING CONNEGTION 552229 23xe bas ausa ES Tha niori a NE ENAS ERE vu Den RE Sd 40 5 2 USE OF WINDOWS TY PERTERMINAL sceticct sates teneccsWiustmesnaceseedevelsamsl naewdentoraseecsted 42 5 3 RETRIEVE DATA GET COMMAND cater strates irent re Kin innuna iON NASEER 43 5 4 DELETE DATA DEL COMMAND iubes breiwo Seta rin iniru n iDEA S EEAS 43 5 5 USE OF RETRIEVED DA c NEE Na 44 6 CALIBRATION i5cipssorhsoa REESE e Ere aRxA a Esas Ex UR RERERR P PRESE FREE STR ERRERIAEURE Cog a EXE PER A n EU pa 44 6 1 SEMI AUTOMATIC GAS CALIBRATION 523i 208i rara RE ER 000p 3rRPRAXEI EE Dtr ERE XT ee aeea 45 6 2 PRESSURE SENSOR CALIBRATION 2355232659 prR IDs Ad veESxpEXA ROSE RPPSuLeS S E i ROPA Esa Iq DRE 46 6 3 OXYGEN SENSOR CALIBRATION a audi hae qat dcua oce tds qor0Sqbbad n Pri ente EIER PO 46 6 4 CARBON DIOXIDE SENSOR CALIBRATION cc cece eee e cece eect e eee I HII ehh 47 6 5 TEMPERATURE SENSOR CALIBRATION Seton eon Esr rener ER RUNE HPE USES FEES PEE E x ANUS 47 6 6 HUMIDILY SENSOR CALIBRATION 4iidaanu ca 0 eH EP agas E ER ENNE TESE IEEE HE EESAN 49 6 7 INTERNAL CALIBRATION ssrovissesoips isiti tn 950 a ERA i EEEN EEEE EE EEEE ENES 50 7 TROUBL
22. ESHOOTING iis visscacossecssenscanacncicssnessuncacinenanctinaview EAS 57 6 SAFETY WARNINGS occeoxe tau ens tdt onan tar a SERRE ECCE EF AEn EEEa A EET UMS 98 9 SPECIFICATION e 59 10 DISPOSAL D C esis 49 Document Ref AS2F 801 14 January 2009 Page 2 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 1 PACKAGING CONTENTS CHECK Analox Sub Mk Il F main unit Analox Sub Mk Il F REM1 Oxygen Carbon Dioxide and Depth Remote Sensor Unit Optional Analox Sub Mk II REM2 Temperature and Humidity Remote Sensor Unit Optional Analox Sub Mk II REM3 Oxygen Injection Controller Unit with control cable Optional Mains Cable AC powered instruments only Connecting cables to connect Main Unit to REM1 and optional REM2 REM3 units Calibration adaptors and tubing Optional Datalogging cable User Manual Test Certificate Please refer to the Safety Warning information in Section 8 and to the Caution notice in Section 3 3 Document Ref AS2F 801 14 January 2009 Page 3 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 2 INTRODUCTION The Analox Sub Mk II F is a combined oxygen carbon dioxide CO and pressure monitor that automatically compensates the CO data for pressure effects Optionally temperature and humidity may also be measured if fitted
23. SPLAY SCREEN The screen is divided into several parts as follows a along the bottom of the screen there are legends which align with the function keys b the left hand side of the screen shows sensor readings for REM1 Note that the range and units of measurement may change for specific instruments c readings in alarm states are highlighted with a black background reverse video These readings correspond to those shown on the Remote Sensors Document Ref AS2F 801 14 January 2009 Page 17 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual d alongside the oxygen and carbon dioxide readouts the present settings of the alarm setpoints are shown lt signifies a Low alarm gt a high alarm and gt gt a very high alarm e the time of day is displayed at the top of the display f data logging status information is shown at the top of the display This states whether the Logging is turned ON or OFF the logging interval in either minutes or seconds and the disk capacity utilised for logging g an activity indicator in the bottom right hand corner which shows that the processor is functioning h the right hand side of the screen shows sensor readings for REM2 with high and low alarm setpoints and REM3 ON OFF status setpoint and control value Note these are options and may not be fitted to a particular system 4 3 ALARM SYSTEM The primary alarm conditions
24. al indication is given that calibration is required Document Ref AS2F 801 14 January 2009 Page 19 ANALOX SUB MKII Installation and Operation Manual 4 3 1 LIST OF ALARM CONDITIONS The Table below provides details of all of the alarm conditions annunciated by the system ALARM NAME CONDITION CAUSING ALARM Oxygen Low Oxygen content is less than the low alarm setpoint Oxygen High Oxygen content is greater than the high alarm setpoint Carbon Dioxide High CO2 content is greater than the high alarm setpoint Carbon Dioxide Very CO2 content is greater than the very high HI2 alarm High setpoint Whenever any of these alarm conditions are recognised the appropriate reading on the display is highlighted on a Black background reverse video The corresponding Remote Display will flash Hysteresis is applied to each of the alarm thresholds The hysteresis band is pre set to 2 of the alarm setpoint Thus if a low oxygen alarm setpoint is set at 180mBar the alarm will be raised when the oxygen level falls below 180mBar oxygen and the alarm will be cleared when the oxygen level rises to 180mBar oxygen 2 2183 6mBar oxygen Similarly if a high oxygen alarm setpoint is set at 230mBar the alarm will be raised when the oxygen level rises above 230mBar and the alarm will be cleared when the oxygen level falls to 230mBar oxygen 2 225 4mBar oxygen Document Ref AS2F 801 14 January 2009 Page 20 ANALOX loo
25. al Data PR CAL H 2 00 BarAbs DOWN UP SET RESET EXIT PR CAL H can be varied in the range 0 95 to 10 00 BarAbs this will change with range of instrument Note the pressure must be defined in Bar Absolute as above for CAL L For Temperature CAL L Cal Data TMP CAL L 0 0 C DOWN UP SET RESET EXIT TMP CAL L can be varied in the range 0 0 to 25 0 C For Temperature CAL H Cal Data TMP CAL H 62 0 C DOWN UP SET RESET EXIT TMP CAL H can be varied in the range 30 0 to 50 0 C For Humidity CAL L Cal Data HUM CAL L 20 9 DOWN UP SET RESET EXIT HUM CAL L can be varied in the range 0 0 to 40 0 For Humidity CAL H Cal Data HUM CAL H 100 0 DOWN UP SET RESET EXIT HUM CAL H can be varied in the range 50 0 to 100 0 Document Ref AS2F 801 14 January 2009 Page 34 VANALOX looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual For any of these screens Press DOWN to decrease the appropriate setpoint Maintain the switch pressed to make larger changes Press UP to increase the appropriate setpoint Maintain the switch pressed to make larger changes Press SET when the new setting is correct This instates the value just entered using the UP DOWN keys as the new calibration data The menu reverts to the previous screen allowing another data value to be altered Press RESET to revert to the original value prior to pressing UP or DOWN Press EXIT to escape from the calibration
26. at the time of manufacture An optional controller module may also be added to provide oxygen injection to maintain oxygen levels at preset levels Parameter Sensing technology Sensor Location Electrochemical cell REM1 Carbon Dioxide Infra red absorption REM1 Temperature Humidity Oxygen Control Sensor The complete system consists of a The SUB Mk II F main unit intended for installation in control rooms special versions are available if it is required to mount the Main Unit in the hyperbaric environment b The REM1 and optional REM2 and or REM3 intended for installation in hyperbaric environments A large graphic display on the main unit shows the value of each measured parameter and the remote unit provides local displays of the monitored parameters The main panel can provide audio and visual alarms for the measured gas parameters The alarm setpoints may be easily adjusted using the pushbuttons on the main panel The overall system is powered by a single supply as indicated on the rear of the main unit The remote unit connects to the main panel from which it obtains power The sensors are housed in splashproof enclosures that are vented to prevent collapse in hyperbaric environments Gas levels are monitored by diffusion across waterproof membranes built into the REM1 and REM3 when fitted unit The user should ensure that the gas inlet ports remain as clean as possible to prevent the waterproof membranes becoming
27. av G Li Ju qoe REM2 O Rs485 OG O Rs485 OG REMI Figure 5 SYSTEM WIRING HEP SERIAL NO O RS232 C b DATALOG e PORT Analox Sensor Technology REMOTE 15 Ellerbeck Court Stokesley SENSOR SUB MKII F rea CONNECTION Tel 44 1642 711400 www analox net DC POWER INPUT ANALOGUE OUTPUTS 24V OV CH1 CH2 CH3 CH4 CH5 1 2 3 4 5 67 8 9 10 11 12 t3 14 110 230V AC O oO O O O O oO O O O O oO O INPUT RELAY1 RELAY2 RELAY3 RELAY4 RELAYS RELAY6 Se NO COM NC NO COM NC NO COM NC NO COM NC NO COM No COM FUSE enn O 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 500mA T L oO oO Oo oO oO oO O O Q O oO O oO O Oo O z O O Q O O O O 9 9 All electrical connections are situated on the rear of the main panel Depending upon the configuration ordered by a customer not all of the connections may be fitted Also there may be no internal connections to some of the terminals For instance a unit without relay outputs will not have anything connected to the relay output terminals Rear Panel Terminals permit connection of the following The provision of thes
28. blocked The sensor enclosure vents situated Document Ref AS2F 801 14 January 2009 Page 4 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual beside the electrical connections must also be kept clean Document Ref AS2F 801 14 January 2009 Page 5 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 3 INSTALLATION 3 1 MAIN PANEL MECHANICAL INSTALLATION The Main Panel unit is designed to be panel mounted The panel must first be prepared to accept the instrument by making the cutout as shown below 240 00 225 00 Ba 207 00 210 004 117 99 129 00 153 00 Figure 1 Main Panel Panel Cutout The shaded area represents the aperture into which the main panel will fit The 4 mounting holes are to be drilled 10mm diameter Four M5 captive nuts and four M5 screws are supplied with the instrument to mount it to the panel If the unit is likely to be subjected to high levels of vibration it is recommended to construct a supporting bar or shelf towards the rear of the unit The two figures below show a suitable means of providing this support The absolute position of the shelf should be anywhere within 50mm of the rear of the instrument Note that additional space will be required behind the panel for the mating connectors Document Ref AS2F
29. can be performed at a pressure lower than 90 of full scale but this will result in a slightly less accurate calibration REM1 enclosure 2 With the sensor subjected to atmospheric pressure only adjust pot RV6 until the current atmospheric pressure is displayed on the REM1 pressure display Pressurize the sensor to approximately 90 of full scale and adjust pot RV7 until the correct pressure is displayed on the REM1 display Repeat steps 2 and 3 until no further potentiometer adjustment is necessary Whilst supporting the enclosure lid undo the four screws at the corners of the Replace the enclosure lid Note that systems rated up to 10 Bar Absolute use a small internal pressure sensor It is possible to connect a tube to the pressure port of this device but it is difficult to keep it clamped on at pressures above around 5 BarA Doing so avoids the need to pressurise the whole instrument Take extreme care not to exert any undue forces on the pressure port as it is easily damaged For systems rated at greater than 10BarA a pressure sensor is mounted below the oxygen and CO2 sensors The pressure port of this sensor is a male G1 4 It is possible to make a connection to this port to connect the pressure sensor to a pressure calibrator 6 7 4 Temperature sensor calibration 1 Whilst supporting the enclosure lid undo the four screws at the corners of the REM2 enclosure 2 6 Now connect a voltmeter across TP and TP O OSS
30. d Operation Manual Press MAIN to return back to the main menu Document Ref AS2F 801 14 January 2009 Page 30 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Calibrate REM1 O2 CAL L CAL H EXIT MAIN Calibrate REM1 CO2 ZERO SPAN EXIT MAIN Calibrate REM1 PR CAL L CAL H EXIT DANT Press CAL L to calibrate the appropriate sensor at a low point in its output For oxygen this could typically be 076 Oxygen or air 20 976 Oxygen Note the sensor must have been subjected to the correct calibration gas prior to this procedure and the reading must have settled Press CAL H to calibrate the appropriate sensor at a high point in its output For oxygen this could typically be 100 Oxygen Note the sensor must have been subjected to the correct calibration gas prior to this procedure and the reading must have settled Also note that the partial pressure of oxygen must not exceed the range of the instrument Therefore when using 100 oxygen gas the pressure reading must be less than 2 BarA for standard systems or 1 1BarA for Black Sky system Similarly for REM2 CALIB REM2 Calibrate REM2 Press TMP to select the options allowing calibration of the Temperature sensor Press HUM to select the options allowing calibration of the Humidity sensor Press EXIT to return back to the previous menu Press MAIN to return back to the main menu Calibrat
31. d oxygen is injected for a time period proportional to the difference between the setpoint and the measured value On completion of the injection period the module allows a Pre set Mixing Period of x seconds initially guess at 100 to permit mixing of the recently injected oxygen The Mixing time is adjustable from the Main Panel Opening Times for the injection valve are settings in an EEROM based Lookup table are Error Setpoint Oxygen mBar Valve Opening Time seconds 0 0 0 0 0 0 O 0 0 05 OS 4 0 0 0 0 0 0 0 10 00 Roo 20 SOS Ee OS 4 0000 0 0 PO 5 100 A 6 10 200 A Bo 9 1 1 680 X It should not be necessary to adjust these The amount of oxygen injected can be Document Ref AS2F 801 14 January 2009 Page 23 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual preset by the pressure of the oxygen regulator If these times do need to be changed contact Analox for advice Mixing Time is expected to be in the nominal range of 30 120 secs It is essentially determined by the size of the chamber and the positioning of injection points within the chamber After the Mixing period a further check is made of the oxygen concentration to determine if the solenoid valve should be re opened When the oxygen level is above the setpoint no injection is required The mixing period is therefore not required The unit wi
32. e terminals depends on the combination of options ordered Document Ref AS2F 801 14 January 2009 Page 10 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 3 3 1 1 AC Power Input Optional The connector for an AC mains input is only fitted to AC powered instruments A standard IEC type connector and cable is supplied with the instrument A plug will be fitted to the cable appropriate to the country to which the instrument is first delivered UK US European or Australian If an alternative plug type is required either contact Analox for assistance or source the correct type locally 3 3 1 2DC Power Input DC voltage in the range 12v to 24v DC may be applied to terminals 1 to 4 No connection is necessary for AC mains powered instruments These terminals may still be used to temporarily power an AC instrument from DC although note that there is no line filter fitted to the DC input in this configuration Terminals 1 and 2 positive input are commoned together internally Terminals 3 and 4 zero volt input are commoned together internally This permits power to be looped into and out of the equipment where necessary 3 3 1 3 Relay Outputs Optional The system can provide up to six relay outputs Relays 1 to 4 provide volt free single pole changeover contacts while Relays 5 and 6 provide volt free single pole normally open contacts if it is essential to have the nor
33. e REM2 TMP CAL L CAL H EXIT MAIN Calibrate REM2 HUM CAL L CAL H EXIT MAIN And similarly for REM3 CALIB REM3 Calibrate REM3 Document Ref AS2F 801 14 January 2009 Page 31 VANALOX looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual Press O2 to select the options allowing calibration of the Oxygen sensor Press EXIT to return back to the previous menu Press MAIN to return back to the main menu Document Ref AS2F 801 14 January 2009 Page 32 looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual Calibrate REM1 O2 CAL L CAL H EXIT MAIN For any of the above REM1 REM2 or REM3 options selecting one of the calibration options CAL L CAL H or SPAN for CO2 brings up a screen requesting the user to define the calibration parameters Note there is no corresponding item for CO2 Zero as this is always performed using zero CO2 For oxygen CAL L REM1 or REM3 Cal Data O2 CAL L 20 9 DOWN UP SET RESET EXIT O2 CAL L can be varied in the range 0 075 to 30 076 This is the percentage content as specified on the calibration gas bottle The system automatically allows for the pressure at the time of calibration For oxygen CAL H REM1 or REM3 Cal Data O2 CAL H 100 0 DOWN UP SET RESET EXIT O2 CAL H can be varied in the range 50 0 to 100 0 This is the percentage content as specified on the calibration gas bottle The
34. e data logging will always default to OFF Document Ref AS2F 801 14 January 2009 Page 40 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual To commence logging press LOG TOGGLE on the Main Menu Assuming the memory is not full the Logging Status will change to ON During logging the value of each measured parameter Oxygen CO and Pressure and Temperature and Humidity if a REM2 is fitted will be recorded every 60 seconds This interval may be changed to an interval between 1 second and 5 minutes as described in the Function Key section of this manual Data logging is stopped by pressing LOG TOGGLE again Every logged reading is stored with the date and time Successive log runs can therefore be stored consecutively without having to delete the previous readings The state of the Data Log Buffer is indicated on the screen as FULL Since the unit can store several thousand readings this will remain at a low number for a considerable time Document Ref AS2F 801 14 January 2009 Page 41 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 9 2 USE OF WINDOWS HYPERTERMINAL A suitable communications programme must be run on the computer to access the serial port HYPERTERM EXE provided with Windows 95 98 2000 XP will suffice or several common terminal programmes such as Procomm or Kermit The Communication
35. ed message appears press the STOP button on the PC screen to stop recording to file 9 4 DELETE DATA DEL COMMAND The DEL command is used to delete the stored information from the system Perform this command after successful retrieval of the data using GET If DEL is not used the same data will have to be retrieved again at the next GET command For DEL to operate data logging must be OFF Press LOG TOGGLE if necessary Document Ref AS2F 801 14 January 2009 Page 43 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 5 5 USE OF RETRIEVED DATA It is assumed that the user has already created a file in a known directory by performing the GET command This file can be imported into any of the major spreadsheet Excel Lotus 123 etc since it is stored in Comma Separated format Once the data has been imported into a spreadsheet the data can be graphed and printed Refer to the manual for your preferred spreadsheet Scottish Anglo can provide detail for an example data file using Microsoft Excel if required The appearance of the graphs generated is then only dependant on the users ability to manipulate the spreadsheet 6 CALIBRATION Calibration should only be performed by personnel with the necessary skills Any abuse of the calibration controls may render the instrument inaccurate and unusable For calibrating the oxygen and carbon dioxide sensors the supplied calibration
36. ff Injection control the status on the Injection screen will change to OFF Press ON to turn on Injection control the status on the Injection screen will change to ON unless the switch on the REM3 sensor is in the DISABLE position in which case the display will show Dis Press SETPT to adjust the oxygen injection setpoint Press MIX to adjust the oxygen injection Mixing time Press MAIN to return to the Main Menu Pressing SETPT brings up a screen to alter the injection setpoint O2 Inj Setpoint 209 mBar DOWN UP SET RESET EXIT Press DOWN to decrease the setpoint Maintain the switch pressed to make larger changes Press UP to increase the setpoint Maintain the switch pressed to make larger changes Press SET when the new setting is correct This instates the value just entered using the UP DOWN keys as the new setpoint and transmits the new setting to the REM3 The menu reverts to the previous screen allowing another option to be selected Press RESET to revert to the original value prior to pressing UP or DOWN Press EXIT to escape back to the previous screen Pressing MIX brings up a screen to alter the injection mixing time O2 Inj Mixing Time 60sec DOWN UP SET RESET EXIT Press DOWN to decrease the setpoint Maintain the switch pressed to make larger Document Ref AS2F 801 14 January 2009 Page 39 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual
37. king after the air YOU breathe 4 3 2 LIST OF FAULT CONDITIONS ANALOX SUB MKII Installation and Operation Manual The table below provides details of all of the fault conditions annunciated by the system FAULT NAME CONDITION INDICATED BY SUGGESTED REMEDIAL CAUSING FAULT ACTION REM1 Communicatio n Timeout REM2 Communicatio n Timeout REM3 Communicatio n Timeout Interface Module Communicatio n Timeout O2 Cal H Depth Pressure Cal H Cal H Cal H O2 Cal L Depth Pressure Cal Temperature Cal L Main Panel cannot communicate with the REM1 Sensor Unit Main Panel cannot communicate with the REM2 Sensor Unit Main Panel cannot communicate with the REM3 Sensor Unit Main Panel cannot communicate with its own internal Interface module relay and Analog Outputs The Main Panel has determined that the sensor reading is invalid when a High point calibration has been performed for a REM1 sensor or for a REM3 oxygen sensor The Main Panel has sensor reading is invalid when a Low point calibration has been performed for a REM1 sensor COMMS ERROR appears below REM1 heading and sensor readings are blanked out on Main Panel COMMS ERROR appears below REM2 heading and sensor readings are blanked out on Main Panel REM3COMMS appears in place of Cv in Injection display box RLY appearing in the upper right hand corner of the display Cal H appear
38. l outputs The depth sensor is used in measuring the carbon dioxide content therefore before altering the carbon dioxide calibration ensure that the depth sensor is correctly calibrated The depth sensor is also used in measuring the oxygen content if oxygen is measured as a percentage Calibration of both oxygen and carbon dioxide requires that the depth sensor is correctly calibrated To ensure the most accurate performance ensure that settling time is allowed for all gas readings Typically 2 5 minutes is required for adequate settling time Document Ref AS2F 801 14 January 2009 Page 45 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 6 2 PRESSURE SENSOR CALIBRATION Subject the remote sensor to a known pressure say 1 00BarAbsolute Ensure that the reading on the display is steady 3 From Main menu press CALIB REM1 PR CAL L and adjust the setting to the actual pressure in Bar Absolute eg 1 000BarA Press SET to inform the remote sensor of the calibration pressure Now confirm the action by pressing YES Observe after a few seconds that the pressure reading on the display adjusts to the new calibration value 7 Now subject the remote sensor to a known pressure say 9 00 Bar Absolute Ensure that the reading on the display is steady From Main menu press CALIB REM1 PR CAL H and adjust the setting to the actual pressure in Bar Absolute eg 8 980 BarA P
39. ll bring up a Help menu on the PC ui screen as shown below The case of help is not important upper or lower case can be used ANALOX SUB MK2F AMS 310 xx dd mmm yyyy HELP gt Display this message GET Read Data Logged Information Document Ref AS2F 801 14 January 2009 Page 42 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual DEL Delete Data Logged Information EXIT gt Shutdown All of the commands must be followed by pressing Enter Use of these commands is discussed in the next section 5 3 RETRIEVE DATA GET COMMAND To download data from the instrument first set the PC HYPERTRM EXE program to capture data to file This is done by selecting the option Transfers Receive Text File Enter a suitable name for a file in which to store data and note in which directory it is defined Then press OK Note that data logging must be OFF for this to operate If necessary press LOG TOGGLE to turn logging OFF Now type GET followed by ENTER Data received will be in the form DATE TIME OXYGEN CO2 DEPTH TEMPERATURE HUMIDITY INJECTION 10 Jul 2000 08 47 10 207 0 3 0 99 20 0 43 209 10 Jul 2000 08 47 20 207 0 4 0 99 20 0 43 209 Data Output Completed One line of data will appear for every sample of readings logged The system can store several thousand readings Retrieval of data may therefore take a while to complete When the Data Output Complet
40. ll wait for the oxygen level to fall to a value at which further injection is required and then immediately perform an injection cycle The LED indicator on the REM3 Injection unit remains on during a mixing period and flashes during an injection period It will remain OFF whilst injection is disabled Document Ref AS2F 801 14 January 2009 Page 24 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 5 FUNCTION KEYS When first powered on the Main Menu appears as shown below ALARM CALIB SETUP 02 LOG SETPT INJCT TOGGLE Press ALARM SETPT to adjust alarm settings for any of the gas alarms Press CALIB to perform a calibration of any of the sensors Press SETUP to enter the SETUP menu Press O2 INJCT to enter the Oxygen Injection menu Not available unless REM3 is fitted Press LOG TOGGLE to turn the Data Logging On or Off Note it cannot be turned on if the storage memory is full Note that a datalogging cable is only supplied with instruments for which datalogging is specified at the time of ordering Document Ref AS2F 801 14 January 2009 Page 25 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 6 ALARM SETPOINT MENU From the Main Menu pressing ALARM SETPT brings up a new menu requesting the user to select the zone in which the alarm setpoints are to be altered Select REM
41. m the action by pressing YES Observe after a few seconds that the oxygen reading adjusts to the new calibration value taking the absolute pressure into account REM3 options on the Main Panel readings are sensible for the atmosphere in which they are exposed 6 4 CARBON DIOXIDE SENSOR CALIBRATION Fit the supplied calibration adaptors to the sensor inlets and pass calibration gas containing no carbon dioxide typically calibrated air 20 9 or nitrogen 0 or 100 oxygen across the sensors at a flow rate of approximately 20 60 litres per hour 0 3 1 0 litres per minute Now pass a certified calibration gas typically 2 0 CO2 across the sensors at a flow rate of approximately 20 60 litres per hour 0 3 1 0 litres per minute 7 Wait for the sensor reading to stabilise From the MAIN menu press CALIB REM1 CO2 SPAN and adjust the gas concentration to the desired value eg 2 05 The actual gas can be in the range 0 50 5 00 depending on range Press SET to inform the remote sensor of the calibration gas value Now confirm the action by pressing YES 11 Observe after a few seconds that the carbon dioxide reading adjusts to the new calibration value taking the pressure into account 12 Remove the calibration flow adaptors after use and confirm that the sensor readings are sensible for the atmosphere in which they are exposed 6 5 TEMPERATURE SENSOR CALIBRATION 1 Subject the REM2 Sensor unit to a known temperature in the range
42. mally closed contact from either Relay 5 or Relay 6 this can be arranged by modifying internal wiring consult the manufacturer for details All of the connections are provided on terminals 15 through to 30 as shown below Each relay is internally assigned to an alarm condition or group of alarm conditions The following table shows the standard allocations which may be altered via a configuration file within the system Document Ref AS2F 801 14 January 2009 Page 11 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual SYSTEM RELAY1 RELAY2 RELAY 3 RELAY 4 RELAY 5 RELAY 6 REM1 1 REM1 J Oxygen Low Oxygen Hi CO2 Hi CO2HiHi Depth Low Depth High REM1 REM2 Oxygen Low Oxygen Hi CO2 Hi CO2HiHi Temperature Humidity Lo or Hi Lo or Hi The relays are set as standard in Fail Safe mode With the instrument switched off the relays are de energised and this is taken as the alarm state Therefore when switched on the relays will be energised whenever there is NO alarm present Alternatively the relays may be set in non Fail Safe mode when the relays are energised in alarm In the standard configurations the following will apply a an oxygen relay will also show an alarm if there is a calibration fault on the sensor or if there is no communications with REM1 b a C02 relay will also show an alarm if there is a calibration fault on the sensor or if
43. nfiguration file allows these settings to be altered if for instance a customer perhaps wants 4 20mA to represent say 100 500mBar pO2 The internal configuration also allows for instance if two oxygen outputs were required etc Note the allocation of parameters to each channel is the default setting for a system fitted with REM1 and REM2 sensors The settings supplied may differ to those shown above if previously arranged with the manufacturer 3 3 1 5 RS232 Datalogging Port Optional Please refer to Section 5 for details of this connection Document Ref AS2F 801 14 January 2009 Page 13 looking after the air VOU breathe ANALOX SUB MKII Installation and Operation Manual 3 3 2 REM3 OXYGEN INJECTION INSTALLATION The REM3 is supplied with a 2m cable which connects a volt free contact within the REM3 into the customers control wiring for the injection solenoid as shown below For further assistance regarding solenoids please contact Analox XYGEN INJECTION S CUSTOMER SUPPLY FOR EMC MAY BE BENEFICIAL CONNECT FREE WHEELING Ceg 1N4001 HH ACROSS SOLENOID COI PREFERABLY AT SOLENOID
44. ng pre startup routines Please wait while system initialises Tel 44 1642 711400 Fax 44 1642 713900 www analox net e the screen is then cleared and the main application screen appears It is quite normal especially for carbon dioxide for the sensors to take a short time to Document Ref AS2F 801 14 January 2009 Page 16 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual warm up and give stable readings Alarms related to the sensor readings are inhibited for the first 40 seconds of operation to give the sensors time to settle f If connected correctly the remote units will briefly display 8 8 8 8 on each of their displays at power on followed by sensor readings after a brief delay Note that for several seconds after power on the display screen is unable to be updated by the internal computer As soon as the computer initialises the screen is updated The appearance of the screen during this period is random It may flicker but please wait for the system to power up completely before assuming this is a problem Normal time is around 40 seconds lf it exceeds 1 minute then something is wrong 4 2 MAIN DISPLAY SCREEN The Main Display screen is shown below HH MM SS LOG OFF 1m 4 RLY OXYGEN mBar Temperature C 209 22 1 i CO2 mBar Humidity RH 1 0 40 DEPTH BarA INJECTION ON 1 00 SP 210 mBar Cv 209 LOG TOGGLE Figure 8 MAIN DI
45. orrect Check remote has power and that wiring agrees with Installation drawings Please refer to Section 4 3 2 Document Ref AS2F 801 14 January 2009 looking after the air YOU breathe Page 57 ANALOX SUB MKII Installation and Operation Manual 8 SAFETY WARNINGS The oxygen sensor is an electrochemical device and contains a caustic electrolyte Always check to make sure that it is not leaking and do not allow it onto any part of your body or clothing When the life of the sensor has expired or it is leaking or otherwise damaged it must be disposed of safely in accordance with local regulations The sensor contains Potassium Hydroxide solution KOH which is hazardous and can have the following effects Contact could result in a Wash the affected part with a lot chemical burn of water and remove contaminated clothing If stinging persists get medical attention Ingestion Can be harmful or FATAL Drink a lot of fresh water Do not if swallowed induce vomiting Get medical help immediately Eye Contact can result in the Wash with a lot of water for at least permanent loss of sight 15 minutes and get medical help immediately Document Ref AS2F 801 14 January 2009 Page 58 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 9 SPECIFICATION Power Source External Stabilised 12 24V DC supply with regulation of better than 300mV Ex
46. parameters required for successful communication are 9600 Baud 8 Data Bits No Parity 1 Stop Bit XON XOFF handshaking Make sure the identity of the COM port on the PC is known COM1 COM2 etc If not clear this information can be found with Control Panel System Hardware Device Manager Ports 1 Ensure that HyperTerminal has been installed It is supplied by Microsoft with an original Windows installation If it is not installed go to Control Panel Add Remove Programs Windows Setup and select HyperTerminal from the Communications Utilities Start HyperTerminal Usually this will be found under Start Programs Accessories Communications HyperTerminal HyperTerm exe 3 Enter a name for the connection eg Analox and click OK Select Connect Using typically COM 1 or COM 2 Update parameters as follows Baud 9600 Data Bits 8 Parity None Stop Bit 1 Flow Control XON XOFF 6 Click OK Switch the Analox Sub On If the software is correctly configured and the correct connections made switching the system on will result in a message dd mmm yyyy hh mm ss System Started The dd mmm yyyy and hh mm ss indicates the date and time on the microprocessor card U If no text appears check the connections and the communication parameters Also check that there is no conflict between the selected COM port and any other devices already in use on the PC 10 Typing HELP followed by pressing Enter wi
47. ress SET to inform the remote sensor of the calibration pressure Now confirm the action by pressing YES the new calibration value instrument is correct 6 3 OXYGEN SENSOR CALIBRATION of a certified concentration typically calibrated air 20 9 or nitrogen 0 across the sensors at a flow rate of approximately 20 60 litres per hour 0 3 1 0 litres per minute From the MAIN menu press CALIB REM1 O2 CAL L and adjust the gas concentration to the desired value eg 0 0 for nitrogen or 20 976 for air etc The actual gas can be in the range 0 30 0 Press SET to inform the remote sensor of the calibration gas value Now confirm the action by pressing YES Observe after a few seconds that the oxygen reading adjusts to the new calibration value taking the absolute pressure into account Now pass a higher concentration certified calibration gas typically 10076 O2 across the sensors at a flow rate of approximately 20 60 litres per hour 0 3 1 0 litres per minute From the MAIN menu press CALIB REM1 O2 CAL H and adjust the gas concentration to the desired value eg 100 0 The actual gas can be in the range 50 1007 Press SET to inform the remote sensor of the calibration gas value Fit the supplied calibration adaptors to the sensor inlets and pass calibration gas Document Ref AS2F 801 14 January 2009 Page 46 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Now confir
48. roducts in your area Document Ref AS2F 801 14 January 2009 Page 61 looking after the air YOU breathe
49. s in the O2 display Cal H appears in the Depth display Temperature display Humidity display appears in the Recalibrate determined that the O2 display Cal L appears in the Depth display Cal L appears in the Temperature display Ensure sensor that REM1 is connected and powered up If it is check the wiring is correctly made Ensure sensor that REM2 is connected and powered up If it is check the wiring is correctly made Ensure sensor that REM3 is connected and powered up If it is check the wiring is correctly made Disconnect REM1m REM2 and REM3 from Main Panel remains still driver If fault line within Main Panel probably needs replacing Recalibrate the appropriate sensor the appropriate sensor ANALOX looking after the air YOU breathe Document Ref AS2F 801 14 January 2009 Page 21 ANALOX SUB MKII Installation and Operation Manual CAUSING FAULT ACTION Cal L Humidity display CO2 Cal S The Main Panel has Cal S appears in the Recalibrate the CO2 determined that the CO2 display sensor CO2 sensor reading is invalid when a Span calibration has been performed for a REM1 sensor CO2 Cal 0 The Main Panel has Cal 0 appears in the Recalibrate the CO2 determined that the CO2 display sensor CO2 sensor reading is invalid when a Zero calibration has been performed for a REM1 sensor CO2 Flt S The REM1
50. sequence NOTE When pressing SET the calibration data value is transmitted to the Remote Sensor The Remote Sensor must be switched on whilst performing these tasks After defining the calibration value for any of the parameters above a confirmation screen will appear For instance for REM1 Oxygen CAL L Calibrate REM1 O2 CAL L To continue the calibration the user must press the YES option Pressing NO or MAIN will not perform the calibration The sensor must subjected to the calibration conditions at the time of pressing YES After confirming the calibration the Main Panel sends a command to the Remote Sensor instructing it to calibrate The user should observe the reading on the display change to the new value Note that for CO2 zero this change takes place over a few seconds If the Main Panel determines that the sensor reading is invalid a calibration alarm is raised CAL L or CAL H This must be cleared by either repeating the calibration sequence correctly or repairing a fault causing the problem Document Ref AS2F 801 14 January 2009 Page 35 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 4 8 INTERFACE CALIBRATION MENU From the Calibration Menu pressing IFACE brings up a screen that allows calibration of the relay and analog output interface optionally fitted internally within the Main Panel Note these options will only operate correctly if
51. ternal 110 230V AC supply Option only The nature of the supply must be specified at the time of ordering Operating Average 400mA at 24V DC supply peak current 550mA Current Power supply must be capable of providing instantaneous peak 2A at switch on F1 1A M in supply to Main Panel F2 400mA Fast Acting in supply to REM1 Both fuses are mounted on the front panel Mains powered instruments also have a 500mA T fuse on the rear panel Display Panel LCD graphic display 240 x 128 pixels with adjustable backlight and contrast controls Displays time in hours minutes seconds in 5mm high characters Displays current values of O2 CO Pressure Temperature and Humidity using 10mm high large characters Alarm 1 Alarm indicator for gas environment alarms Indicators 1 Fault indicator for communications calibration faults 1 Audible Buzzer operating on alarm fault conditions Operator 1 Power Switch to switch instrument on and off controls 5 Pushbuttons used via Menu System 1 Pushbutton to mute alarms Oxygen Sensors Analox 9100 9212 9HSUB oxygen sensor with up to 3 year life at 0 21 ATA ppO Displayed as mBar SEV Percent or ATA define at time of order 0 2000 mBar 1 of range at constant temperature and pressure Analox pressure transducer with bridge output Displayed as BarA BarG MSW FSW or ATA define at time of order 0 10 00 BarA or 0 60 00 BarA other ranges by request 1 of range CO Sensor Analox BL5 low po
52. th the wires temporarily connected through a terminal connector This allows the user to break the cable for wiring through the hull of pressure chambers If there are no REM2 or REM3 sensors fitted the cable connects directly into REM1 Additional cables supplied connect the REM1 REM2 and REM3 when fitted sensors together in a daisy chain or style The cable screen may be required in certain installations to minimise interference with other systems voice communications etc The cable screen is connected to the earth of the Main Panel and should be continued through to the remote sensors Some special versions of the remote sensors are built into metal enclosures which may themselves be earthed In such cases it may sometimes help to disconnect the screen connection at the terminal block to avoid the presence of an earth loop The cable is a two pair overall screened flame retardant BS4066 and IEC332 Part 3 cable Each core is 7 strands of 0 254mm diameter wire csa 0 35mm Overall cable diameter is nominally 4 2mm Document Ref AS2F 801 14 January 2009 Page 9 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual MAIN PANEL REM3 REMDTE SENSUR CONNECTOR SCREEN C Q SCREEN io e
53. there is no communications with REM1 C a pressure depth relay will also show an alarm if there is a calibration fault on the sensor or if there is no communications with REM1 d a temperature or humidity relay will also show an alarm if there is a calibration fault on the sensor or if there is no communications with REM2 Note the allocation of alarms to each relay output is configurable at the time of manufacture as is the Fail Safe mode The settings supplied may differ to those shown above if previously arranged with the manufacturer 3 3 1 4 Analogue Outputs Optional The system provides up to five 4 20mA output channels Voltage outputs are also available by request These provide active outputs as opposed to passive The 4 20mA signal is sourced by the Analox equipment Only passive equipment should be connected to these outputs The default factory settings are to assign each of the outputs to each of the measured parameters as shown below 4mA is set to represent the zero of the measured parameter whilst 20mA is set to represent the full scale of the measured parameter As an example for a 0 2000mBar pO2 channel 4mA will represent OmBar and 20mA will represent 2000mBar 5 6 7 8 9 10 tf 12 13 14 Lu ouo gne jsuugrec cte Document Ref AS2F 801 14 January 2009 Page 12 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual The internal co
54. tion and Operation Manual 4 1 SWITCHING ON AND OFF The Main Panel and the Remote Sensors are switched on by operating the Power switch on the Main panel The switch has a locking device to prevent inadvertent operation Gently pull the lever outwards and then down to turn the power on and outwards and up to turn the power off Releasing the lever re applies the locking mechanism If the unit does not switch on check the following a check that the external power supply is healthy b check that the supply fuse on the rear panel is not blown mains powered instruments only C check that the front panel fuses are not blown Several events take place at switch on These are a the audible alarm sounds for several seconds while the processor initialises This ensures that in the event of a system crash via the on board Watchdog controller an operators attention will be attracted by the audible alarm This can be disabled if necessary consult Analox and request information sheet AS2F 046 b both the Fault and Alarm indicators are illuminated to prove their operation C all pixels on the display are turned on and then off as a test of the display d a version number message is displayed on the screen as shown below Note the version number on the screen may change as upgrades to the system are made ANALOX SENSOR TECHNOLOGY LIMITED ANALOX SUB MK IIF ATMOSPHERE MONITORING SYSTEM Version ASF 310 xx dd mmm yyyy Performi
55. utputs are factory set to provide 4 20mA outputs representing O to full scale for each channel Voltage outputs may also be provided by prior arrangement at the time of manufacturing I Remove the four screws fastening the rear panel of the Main Panel unit this is best done on a suitable flat surface Withdraw the rear panel assembly out of the enclosure Identify the ASB 251 printed circuit board mounted in the base of the unit Identify the potentiometers for each of the analogue output channels as shown in Figure 12 From the Main Menu press CALIB IFACE ANOUT 6 Press ZERO Adjust the Zero potentiometer to achieve 4 00mA in the output circuit 8 Press SPAN 9 Adjust the Span potentiometer to achieve 20 00mA in the output circuit Repeat from pressing ZERO until no further adjustments of either ZERO or SPAN are required Press MID and confirm the output current in 12 0mA Then repeat the sequence for each channel Press MAIN to restore all of the outputs to their normal values When all channels are correctly adjusted refit the rear panel to the enclosure and fasten the 4 screws Document Ref AS2F 801 14 January 2009 Page 53 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual POWER COMMS CO2 SENSOR CO2 SPAN CO2 ZERO PRESSURE SENSOR
56. wer long life infra red sensor CO2 reading is pressure compensated by microprocessor Pressure Sensor Displayed as mBar SEV Percent or ATA define at time of order Accuracy lt 5 of range for O midscale and for O 8BarA Pressure 6BarA lt 10 of range for midscale fullscale and for Pressure O 8BarA or gt 6BarA Document Ref AS2F 801 14 January 2009 Page 59 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual Range 0 20mBar 0 50mBar 0 100mBar define at time of order Analogue Optional Outputs Up to 5x 4 20mA output channels active outputs generating current output Voltage outputs also available by request Relay Outputs Optional Up to 6x Relay outputs assignable to any alarm or fault conditions Changeover contacts on each relay normally configured in Fail Safe Mode Contacts rated at 0 5A 230V AC or 1 Amp 30 VDC Temperature Temperature Main Panel Main Panel 240mm w x 133mm h x 252mm d 160mm w x 120mm h x 90mm d Weight 3 0kg REM1 0 75kg REM2 0 75kg Document Ref AS2F 801 14 January 2009 Page 60 ANALOX looking after the air YOU breathe ANALOX SUB MKII Installation and Operation Manual 10 DISPOSAL aa According to WEEE regulation this electronic product can not be placed in household waste bins Please check local regulations for information on the disposal of electronic p
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