Analox CO2 Safety System Manual
Contents
1. 2 Open the Remote Alarm Repeater unit by removing the 4 screws in the front of the case and carefully pulling the case apart The connecting wires from the Ax 50 pass through one of the cable glands on the Remote Alarm Repeater 3 Terminate the wires in accordance with the table below REPEATER CABLE COLOURS Ax50 ST Type 1 Type 2 Cat 5 Terminal erm Wie SR EEE EU E 7 DCH WWW NR REM _ _ BEEN 5 5 4 See Note 4 7 4 For units NOT fitted with internal relay s Connect the free wire Brown or Orange to A50 231 main PCB at JP13 terminal 5 For units fitted with internal relay s Connect the free wire Brown or Orange to A50 231 main PCB at IC10 terminal 2 and move the wire from terminal 4 Green white or green to terminal 2 of ST1 9 Replace the lid of the Remote Alarm Repeater insert and tighten the 4 screws and mount it in the desired position using the 2 fixing lugs ANALOX Document Ref A50 811 19 September 2014 Page 14 Analox 50 Carbon Dioxide Analyser User Manual 6 Restore power to the Ax POT Press the switch on the Remote Alarm Repeater once and ensure that the four indicators and the LED strobe flash Note that in the presence of a genuine alarm this test feature is disabled 4 3 Alarm Relay Output Models You may have ordered your Ax 50 with relays only 1 relay available if O2 sensor specified Relays are available in 2 different formats2. 10 SAFETY The Ax 50 is designed to be compliant with the following standards BS EN 61010 1 2001 IEC 61010 1 2001 CAN CSA 622 2 Nr 61010 1 04 ANSI UL Std No 61010 1 2nd edition It is designed to be safe at least under the following conditions 8 Indoor use b Altitude up to 2000m Temperature 5 C to 40 C Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C e Mains voltage supply fluctuations not to exceed 10 of the nominal voltage Impulse withstand over voltage category II of IEC 60364 4 443 g Pollution degree 2 h Mains voltage 230V AC Not Adjustable Instrument will be factory set 110V AC Not Adjustable Instrument will be factory set 24V DC Not Adjustable Instrument will be factory set Less than 5W 24V DC Version Mains power Less than 5VA 110V AC and 230V AC Versions Mains frequency 50 60Hz direct sprays of water up to 60 from the vertical in accordance with EN 60529 1991 A1 The Main Unit Hard Wired Remote Alarm Repeater Battery Backup and Relay Terminal Junction Box all have ingress protection to IP65 low pressure water jets from all directions and totally protected from dust in accordance with EN 60529 1991 A1 Insulation Reinforced insulation class ll product according 0 6 Not for use in corrosive or explosive atmospheres Not approved for use in vehicles ships or aircraft
3. Ax 50 Carbon Dioxide Analyser WARNING Please read the safety information on Pages 9 and 24 before installing this product Analox Ltd Ra 15 Ellerbeck Court Stokesley Business Park Tech Support North Yorkshire TS9 5PT UK Sw 44 791 7 764348 This support line is closed on UK public holidays F 44 0 1642 713900 711400 0 1642 44 W www analox net E info analox net Analox 50 Carbon Dioxide Analyser User Manual How to fit an Ax 50 mr apoqa CH n AU A 1 4 mum 5 yet ey D K 1 o doe 5 450mm ee eet eo ud Lu RE Document Ref A50 811 19 September 2014 Page 2 Analox 50 Carbon Dioxide Analyser User Manual Document Ref A50 811 19 September 2014 Page 3 Analox 50 Carbon Dioxide Analyser User Manual Document Ref A50 811 19 September 2014 Page 4 Analox 50 Carbon Dioxide Analyser User Manual OR ACTIVATE JST CARRY MUST NTERING Document Ref A50 811 19 September 2014 Page 5 Analox 50 Carbon Dioxide Analyser User Manual Ax 50 Accessories Document Ref A50 811 19 September 2014 Page 6 Analox 50 Carbon Dioxide Analyser User Manual Effects of Carbon Dioxide For a more detailed outline of the dangers of CO2 please visit our website www analox net or contact us at info analox net NALO
4. Document Ref A50 811 19 September 2014 Page 7 Analox 50 Carbon Dioxide Analyser User Manual LIST OF CONTENTS SAREEN OT E 9 2 PACKAGING CONTENTS CHECK E 9 3 ABOUT THE Ax DON 10 3 1 BATTERY BACK UP ENDURANCE uit I Ray GN WN NO AWN 11 A MM O ER RU EE 12 Aol Wall ee e HNN 12 4 2 Remote Alarm Repeaters ccccccccecceecseceeeeeeeeeceeeeeceeseeeeeseesaees 13 4 2 1 To connect a Hard Wired Remote Alarm Repeater 13 4 2 2 To connect a Quick Connect Remote Alarm Repeater 14 4 2 3 _ To connect a Strobe LED Remote Alarm Repeater 14 4 3 Alarm Relay Output Models cc cccccccceccceeeeeeceeeeeeeeeeeaeeeaeeeeees 15 ROAY MVNO 16 4 5 4 to 20mA output models cece serena 17 a c CEANN e ne ene eee eee ene NW RE eee eee 17 de E E 18 5 1 Operation at Altitude ccc cecceecseeseeeeeeeeeteeeeesseseeeeeeeeeteeeneess 18 D ALARM INDICATIONS 0c cece eccseeceeeeeeeeeeeeeeeeeeeeeeessecseeseeeeeeeenaes 18 6d Lamp and Alarm Testa Gu CU FR Oy YW UG Rd 19 0 2 FE en e te EE 20 1 TECHNICAL SPECIFIGATIONS viscsssctoxcsczstaxatenstarascestorsscentanesanctaxahasateaas 21 8 WARRANTY INFORMATION sereias isso acionada en geder 22 2 DISPOSAL er E ee ee eee 23 TO E 24 11 DECLARATION OF CONFORMITY aea nnr oeb nbs en 25 Document Ref A50 811 19 September 2014 Page 8 ANALOX Analox 50 Carbon Dioxide Analyser User
5. a local means of double pole isolation must be provided Isolation can be achieved either by means of a non locking plug or a double pole switch of suitable rating A label must be placed by the local disconnection point for the Ax 50 stating REMOVE PLUG TO DISCONNECT Ax 50 M The Ax 50 should be mounted onto a wall using the mounting lugs on the unit Rawl plugs and screws are provided for this purpose It is not necessary to dismantle the Ax 50 M main unit in any way prior to installation You need to ensure the mains plug fused at 5amp is in easy reach of a power socket REPEATER y CYLINDER CELLAR DOOR GAS CYLINDER Attach the main unit to the wall 450mm from the floor as close to the valves and manifolds as possible An 8 metre 8 core cable is pre wired to the Ax 50 and has a Remote Alarm Repeater pre attached Run the Remote Alarm Repeater cable to the outlet door safely securing the cable with cable clips A drilling template is included with this booklet ANALOX Document Ref A50 811 19 September 2014 Page 12 Analox 50 Carbon Dioxide Analyser User Manual 4 2 Remote Alarm Repeaters The Remote Alarm Repeater should be located at eye level and attached to the outside or immediately inside the access door If you need to disconnect the Remote Alarm Repeater reconnection is in one of the following ways 4 2 1 To connect a Hard Wired Remote Alarm Repeater 1 Disconnect
6. 20mA 4 i Gi A FACTORY FITTED WIRING SUPPLY V d 6 2 No to 20mA Cable marked 4 20mA OUTPUT 4 Current is generated by Analox instrument Max load 150 O 4 6 Cleaning All parts of the Ax 50 may be cleaned with a soft cloth moistened with water ANALOX Document Ref A50 811 19 September 2014 Page 17 5 1 ANALOX Analox 50 Carbon Dioxide Analyser User Manual OPERATION When mains power is first applied to the Ax 50 it requires a period of approximately 40 seconds to stabilise During this period The Good OK and Fault status indicators will be turned on The Good OK status indicator will flash briefly every few seconds indicating normal operation and after the initial stabilising period has expired the Fault status indicator will turn off The Ax 50 will then be in its normal operating condition During normal operation the Good OK green light will flash on off thus indicating that the system is operating correctly The green light status indicator on any Remote Alarm Repeaters will also flash on and off Operation at Altitude The toxic effects of Carbon Dioxide are dependent on the partial pressure or the quantity of gas molecules not the percentage in the atmosphere therefore at altitudes above 900 metres 3000 feet alarms will operate below the factory calibration point Please refer to our website www analox net for details of suitable a
7. COM Relay 1 N O Relay 1 N C Relay 2 COM Relay 2 N O YL Relay 2N C External relays The cable gland is for cables of outside diameter between 5 and 7mm if cable fitted is outside that range a suitably specified cable gland must be used Ensure that the gland is properly tightened Test that the cable is adequately gripped by the cable gland Ensure that the cable is suitable for purpose the load is within the limits of the relay 240VAC 28VDC 2Amps and the insulation of the external circuit meets the requirements for basic insulation 240VAC 28VDC 2 Amps After completing wiring ensure that the terminal box cover is securely replaced RELAY TERMINAL BOX TERMINATIONS d Document Ref A50 811 19 September 2014 Page 16 Analox 50 Carbon Dioxide Analyser User Manual SIMPLIFIED RELAY WIRING DIAGRAM o RELAY TERMINAL Le vm c Oo ee wn gd 7 CUSTOMER FITTED WIRING FACTORY FITTED WIRING POWER SUPPLY 4 5 410 20mA output models You may have ordered your Ax 50 with a 4 to 20mA output A 2m cable is factory fitted to the instrument The 4 to 20mA output current is generated by the instrument The customer system should be connected to this cable as follows and as per the following drawing 1 Blue wire 4 to 20mA negative 2 Red wire 4 to 20mA positive MAIN UNIT q lt lt Customer d System to
8. Manual 1 SAFETY NOTES Every gas monitor installation should be risk assessed The correct location of monitor s must consider the potential sources of gas leaks and the location of expected human occupation in the area Where large areas must be monitored it is often advised that no single monitor should cover a volume in excess of 80m3 The installation of more monitors should be considered where an area is complex in shape filled with obstacles has a lack ventilation or air circulation or if there are dead zones where gas can collect a The Ax 50 must be installed according to these instructions which should be read entirely before commencing installation b For your convenience the Remote Alarm Repeater is pre wired to the Ax 50 sensor unit c If you need to disconnect the cable for ease of installation DISCONNECT FROM THE REMOTE ALARM REPEATER END d The system MUST NOT be switched on until all connections have been correctly made e We do not recommend you access the main unit Potentially lethal voltages exist within the Ax 50 It should only be opened by a Oualified Technician and must be isolated from the electrical supply before opening f The Ax 50 M does not require routine maintenance All you need to do is check that the green light is flashing and press the mode button periodically to make sure that the Horn and alarm lights are functioning 2 PACKAGING CONTENTS CHECK The following items are e
9. NOTE Item n of the above table only relates to CSA requirements North America only The Quick Connect Remote Alarm Repeater has ingress protection to IP43 Fuse ratings 230V AC 500mA F rating 250V 20mm x 5mm Glass Cartridge 110V AC 500mA F rating 250V 20mm x 5mm Glass Cartridge 9 24V DC 200mA AS rating 250V 20mm x 5mm Glass Cartridge Battery Back Up The Battery Back Up is non repairable Please return faulty units to Analox for refurbishment replacement 4 to 20mA or 0 1V Output External connected eguipment must meet the reguirements for reinforced insulation or must be a Safety Extra Low Voltage SELV circuit as defined in IEC60950 1 The above statement refers to the risk of externally connected equipment introducing hazardous voltages into the A50 O2NE Safe Ox or CO Clear It is the responsibility of users of this product to ensure that their eguipment accessory is safe before connecting it NOTE If the eguipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired NALO Document Ref A50 811 19 September 2014 Page 24 Analox 50 Carbon Dioxide Analyser User Manual DECLARATION OF CONFORMITY 11 9007 Jaquiaidag g ones vs IOI uomsog SIMO HEN JWEN Date 8007 AEN GT eg py 4dojoumgas 105059 Jo peyaq uo pouBrs Gau 20113 Joy sjuadiasinbar DIA puez MaN pue uen
10. Remote Alarm Repeaters b Oxygen sensor 6 Medium duty relays d 4 to 20mA current loop output or 0 1V e Battery back up f 4 digit display g Remote Alarm Repeater with high intensity strobe beacon h Splash guard i Calibration gasses Please note these items cannot be retro fitted Document Ref A50 811 19 September 2014 Page 10 ANALOX Analox 50 Carbon Dioxide Analyser User Manual 3 1 BATTERY BACK UP ENDURANCE If fitted the Battery back up will give the Ax 50 M between 7 and 14 hours normal operation in the event of a power failure some examples are listed below Instrument Type Battery Back up Endurance Standard Ax 50 M with 1 Remote Alarm 14 Hours Ax 50 M including 4 20mA Output 1 Relay 11 Hours Output and 2 Remote Alarms Ax 50 M including 4 20mA Output 2 Relay 7 Hours Outputs and 2 Remote Alarms In normal operating conditions using an external power source Mains AC or DC the Battery Back up should last up to approximately 5 years or 200 cycles Document Ref A50 811 19 September 2014 Page 11 ANALOX Analox 50 Carbon Dioxide Analyser User Manual 4 INSTALLATION 4 1 Wall Mounting The power socket that the equipment plugs into must be positioned so that it is close to the equipment and in easy reach of the operator If the power supply for the Ax 50 is not positioned so that it is close to the equipment and in easy reach of the operator
11. the power supply from the Ax 50 2 Open the Remote Alarm Repeater unit by removing the 4 screws in the front of the case and carefully pulling the case apart The connecting wires from the Ax 50 M pass through one of the cable glands on the Remote Alarm Repeater 3 Terminate the wires in accordance with the table below REPEATER CABLE COLOURS Ax 50 ST1 Type 1 Type 2 Cat 5 Terminal No H3 7 o 2 _6 4 5 _4 HENNE 7 4 Replace the lid of the Remote Alarm Repeater insert and tighten the 4 screws and mount it in the desired position using the 2 fixing lugs 5 Restore power to the Ax POT Press the switch on the Remote Alarm Repeater once and ensure that the four indicators flash Note that in the presence of a genuine alarm this test feature is disabled ANALOX Document Ref A50 811 19 September 2014 Page 13 Analox 50 Carbon Dioxide Analyser User Manual 4 2 2 To connect a Quick Connect Remote Alarm Repeater 1 Disconnect the power supply from the Ax 50 2 Insert the connector on the end of the wire into either socket on the bottom of the Remote Alarm Repeater 3 Restore power to the Ax POT Press the switch on the Remote Alarm Repeater once and ensure that the four indicators flash Note that in the presence of a genuine alarm this test feature is disabled 4 2 3 To connect a Strobe LED Remote Alarm Repeater 1 Disconnect the power supply from the Ax 50
12. as follows Internal relays The relays are fitted internal to the main unit with a pre wired 1m 6 core cable supplied connected to relay contacts With all power isolated make wiring connections to the Relay cable The relay contacts are Volt Free single pole Changeover and are rated SOVAC DC 1 Amps max External relays A pre wired junction box is supplied with the Ax 50 main sensor unit There is no need to open the main sensor unit With all power isolated make wiring connections to the Relay Terminal Box The relay contacts are Volt Free single pole Changeover and are rated 240VAC 28VDC 2 Amps max For either internal or external the relays are normally non latching which means the relays will only activate when an alarm is raised and deactivate when the alarm cancels Latched versions are available if relays are latched they will only cancel once the alarm state has cleared and the mode switch on the Ax 50 or Remote Alarm Repeater is pressed The relays are normally supplied Fail Safe i e normally energised and will de energise when in alarm state The relay will also be in its alarm state during the forty second warm up period Document Ref A50 811 19 September 2014 Page 15 ANALOX Analox 50 Carbon Dioxide Analyser User Manual 4 4 Relay Wiring Internal relays Ensure that the load is within the limits of the relay 50VAC DC 1 Amps max Relay terminals Relay 1
13. ator is permanently on contact your Service Engineer 2 If the fault light is illuminated and the Horn is sounding the unit needs attention and you should contact your Service Engineer AN mo Document Ref A50 811 19 September 2014 Page 20 AN TECHNICAL SPECIFICATIONS Carbon Dioxide Response Time Optional Oxygen Range Operating Temperature Temperature Effect Sensor Type Carbon Dioxide Sensor Type Oxygen Optional Display Optional 4 to 20mA Output or 0 1V Alarms Relays Analox 50 Carbon Dioxide Analyser User Manual Range 0 1 5 60 Seconds to T90 0 1 to 25 5 to 40 C lt 0 1 FS C Analox Infra Red Detector featuring microprocessor based compensation for temperature effects and IR source ageing Galvanic Electrochemical Cell 4 digit Liquid Crystal Display Gas Concentration Output Max load 150 Q 2 3 x Carbon Dioxide Visual Indicators 1 x System Fault Indicator 1 x Status Indicator 1 x Optional Oxygen Visual Indicator Common Audible Alarm Horn Internal 2 Optional Independent Relays Volt Free single pole Changeover rated SOVAC DC 1 Amp only one relay if oxygen sensor specified or External 2 Optional Independent Relays Volt Free single pole Changeover rated 240VAC 28VDC 2 Amps only one relay if oxygen sensor specified Analox has a policy of continuous improvement and we reserve the right to upgrade or change specif
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15. ications without prior notice The Analox 50 conforms to DIN 6653 2 2004 NALO Document Ref A50 811 19 September 2014 Page 21 Analox 50 Carbon Dioxide Analyser User Manual 8 WARRANTY INFORMATION We provide the following Warranties for the Ax 50 M A 15 year CO2 Sensor Warranty A 2 year electronics Warranty In both cases the Warranty period runs from the date of our Invoice We warrant that the eguipment will be free from defects in workmanship and materials The Warranty does not extend to and we will not be liable for defects caused by the effects of normal wear and tear erosion corrosion fire explosion misuse use in any context or application for which the eguipment is not designed or recommended or unauthorised modification The Warranty will be void and shall cease to be effective in the event that the main sensor unit is opened or in the event that any alterations or repairs are made or attempted except in accordance with any specific previous written authorisation from us Following a valid Warranty claim in accordance with the above the equipment upon return to us would be repaired or replaced without cost or charge but in our discretion we may elect instead to provide to you which ever is the lesser of the cost of replacement or a refund of net purchase price paid as per our Invoice on initial purchase from us We shall have no liability for losses damages costs or delays whatsoever We
16. larm Repeaters The alarms are self cancelling when the Carbon Dioxide level falls below the alarm limits lf the measured concentration of Carbon Dioxide continues to rise above the third alarm level then the red third Alarm indicator will also begin to flash and the pace of the Horn will increase This condition will be repeated on any Remote Alarm Repeaters The alarms are self cancelling when the Carbon Dioxide level falls below the alarm limits Alarm 1 A me Lamp and Alarm Test Momentarily pressing the Mode button on either the Ax 50 or any Remote Alarm Repeaters in the absence of any alarm conditions causes a lamp and alarm test to be performed The indicator lamps will flash 4 times together with the alarm Horn This test should be carried out each time the area is entered Please note that the optional relays which may be fitted to the instrument are NOT operated during this test Therefore any lights or sirens which may be connected to the instrument will NOT be tested by this operation Document Ref A50 811 19 September 2014 Page 19 Analox 50 Carbon Dioxide Analyser User Manual 6 2 Fault Conditions During normal operation the instrument carries out a continuous self test procedure As long as the green light is flashing the instrument is working If there are no indicator lamps lit on the Ax 50 check that power is connected and that the fuses are OK 1 If the OK indic
17. larm set points and calibration procedures at altitude ALARM INDICATIONS Standard unit the Ax 50 detects a Carbon Dioxide concentration which exceeds the first alarm level then the red First Alarm indicator will begin to flash and the Horn will sound the measured concentration of Carbon Dioxide continues to rise above the second alarm level then the red Second Alarm indicator will also begin to flash and the pace of the Horn will increase This condition will be repeated on any Remote Alarm Repeaters The alarms are self cancelling when the Carbon Dioxide level falls below the alarm limits Alternatively latched alarm versions are available on which the Ax 507M will stay in the alarm mode until the gas concentration has fallen below the alarm set point and the mode switch has been pressed to accept the alarm Alarm 2 Document Ref A50 811 19 September 2014 Page 18 6 1 ANALOX Analox 50 Carbon Dioxide Analyser User Manual Pre alarm unit If the Ax 50 has a 0 5 pre alarm and it detects a Carbon Dioxide concentration which exceeds this first alarm level then the red First Alarm indicator will begin to flash but the Horn will not sound If the measured concentration of Carbon Dioxide continues to rise above the second alarm level then the red Second Alarm indicator will also begin to flash and the Horn will sound This condition will be repeated on any Remote A
18. nclosed a Ax 50 M main unit with power lead to a plug where necessary b User manual for standard Ax 50 c Test certificate d Rawl plugs and screws for wall mounting e Remote Alarm Repeater and 8 metres of interconnecting cable connected to the Ax 50 f Warning label ANALOX Document Ref A50 811 19 September 2014 Page 9 Analox 50 Carbon Dioxide Analyser User Manual 3 ABOUT THE Ax 50 The Ax 50 M unit is designed to detect the presence of Carbon Dioxide in ambient air for the protection of people in confined spaces The Ax 50 provides audible and visual indication of potentially dangerous levels of Carbon Dioxide in the air surrounding the instrument The instrument uses an Infra Red detector system together with state of the art technology It is housed in an IP65 splash proof enclosure and is designed to provide long trouble free service with minimum maintenance The Remote Alarm Repeater mimics the status indicators on the main Ax 50 M It also provides a push button which operates in the same manner as the Mode switch on the Ax 50 If you have more than one entrance to your cellar or store room you may need more than one Remote Alarm Repeater Up to three repeaters can be daisy chained one repeater linked to another covering up to three entrance doors Optional items fitted to or supplied with the unit may include the following as shown in the photographs on Page 6 a Extra
19. shall have no liability for any incidental or conseguential losses or damages _ All express or implied warranties as to satisfactory or merchantable quality fitness for a particular or general purpose or otherwise are excluded and no such Warranties are made or provided save as set out in this Clause 7 In order to effectively notify a Warranty claim the claim with all relevant information and documentation should be sent in writing to Analox Sensor Technology Limited 15 Ellerbeck Court Stokesley Business Park Stokesley North Yorkshire TS9 SPT Or by e mail to info analox net Or by Fax to 44 1642 713900 We reserve the right to require from you proof of dispatch to us of the notification of Warranty claim by any of the above alternative means The equipment should not be sent to us without our prior written authority All shipping and Insurance costs of returned equipment are to be born by you and at your risk All returned items must be properly and sufficiently packed ANALOX Document Ref A50 811 19 September 2014 Page 22 Analox 50 Carbon Dioxide Analyser User Manual 9 DISPOSAL 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 products in your area Document Ref A50 811 19 September 2014 Page 23 NALO Analox 50 Carbon Dioxide Analyser User Manual
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