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Oldham BM 25A/AW, Руководство пользователя

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BM 25A/AW  

 

Area 

Gas Monitor

 

Part Number: NP25AEN 
Version: C.4 

User Manual

 

Содержание BM 25A/AW

Страница 1: ...BM 25A AW Area Gas Monitor Part Number NP25AEN Version C 4 User Manual ...

Страница 2: ...t the written permission of Oldham Simtronics S A S is forbidden The information contained in this manual is accurate to our knowledge As a result of continuous research and development the specifications of this product may be modified at any time without prior notice Oldham Simtronics S A S Rue Orfila Z I Est CS 20417 62027 ARRAS Cedex Tel 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 ...

Страница 3: ...Connections 19 Power supply 19 Charging the batteries 19 Alarm Transfer 21 Connection of a manual call point 22 Chapter 3 Operation 23 Start up 23 Gas monitor positioning 24 Diffusion mode 24 Aspirated mode with pump option 25 Measurements 27 Alarms 29 Data transfer 32 Switching off 33 Chapter 4 Wireless Version 35 Overview 35 Start up 39 Self healing 42 Mac list menu 45 Chapter 5 Maintenance 47 A...

Страница 4: ...Screen menu 58 Chapter 7 Technical Specifications 59 Gas monitor 59 Sensors 61 Chapter 8 Accessories and Spare Parts 67 Accessories 67 Spare Parts 68 Chapter 9 Special Instructions for use in explosive atmospheres or hazardous locations 71 ATEX areas and general rules 72 Input output parameters 72 Trickle charging connection external power source 73 Connectors wiring diagram 73 ATEX and IECEx Mark...

Страница 5: ...business person or legal entity in assuming responsibility on behalf of OLDHAM SIMTRONICS even though they may be involved in the sale of OLDHAM SIMTRONICS products OLDHAM SIMTRONICS shall not be responsible for any damage direct or indirect or for damages and interest direct or indirect resulting from the sale and use of any of its products UNLESS SUCH PRODUCTS HAVE BEEN DEFINED AND CHOSEN BY OLD...

Страница 6: ...dings to be lower than actual concentrations Oxygen enriched atmospheres may cause combustible gas readings to be higher than actual concentrations Verify the calibration of the combustible gas sensor after any incident where the combustible gas content has caused the instrument to display an over range condition Silicone compound vapors or other known contaminants may affect the combustible gas s...

Страница 7: ... instrument for performance according to CSA Standard C22 2 No 152 applicable only when the instrument is used in the diffusion mode and has been calibrated to 50 LEL CH4 The BM 25A AW is CSA certified according to the US National Electrical Code for use in Class I Zone 1 Hazardous Locations within an ambient temperature range of 20 C to 55 C CSA has assessed only the combustible gas detection por...

Страница 8: ... workmanship carry a two year warranty excluding consumables such as sensors filters etc Destruction of the equipment European Union and EEA only This symbol indicates that in conformity with directive DEEE 2002 96 CE and according to local regulations this product may not be discarded together with household waste It must be disposed of in a collection area that is set aside for this purpose for ...

Страница 9: ...AW is a portable gas monitor that can be used in explosive gas atmospheres It provides simultaneous detection of up to five gases present in the air by means of sensors specific to each risk to be evaluated under oxygenation presence of combustible or toxic gases Figure 1 ...

Страница 10: ...10 BM 25A AW Instruction Manual Product Overview Figure 2 Product Overview ...

Страница 11: ... and faults Low Alarm two tone slow 1 Hz High Alarm two tone rapid 2 Hz Alarm Transfer two tone very slow 0 5 Hz Fault mono tone continuous 0 Hz 29 4 Charging port connection red ring 19 5 Trickle charge port connection black ring 20 6 Alarm acknowledgement and Menu key 7 Backlight Menu key 8 On Off Enter key 23 9 LCD display 16 10 Gas sensors 15 11 Infrared port connection 51 12 Relay outputs bla...

Страница 12: ...ersions 25 2 Calibration cup for use with manual sampling system or for sensors calibration 26 3 Intrinsically Safe Trickle Charge Kit provided with cables 20 4 Calibration Sample tubing 5 Communication Adaptor 51 6 Universal charger 110 230 VAC 19 7 Cable for IS power supply see 3 8 Cable for alarm transfer 25 50 or 100 meters 21 Optional ...

Страница 13: ...pped with their protective cap See details on pages 19 and 75 Figure 4 local charging port Trickle charge port connection black ring Only for connection to the intrinsically safe certified trickle charger Pin 1 V trickle charge Pin 2 V trickle charge Pin 3 V trickle charge Pin 4 V trickle charge Pins 1 3 and 2 4 are connected in parallel Unused connectors must be equipped with their protective cap...

Страница 14: ...c input for alarm acknowledgement Pin 7 common ground Unused connectors must be equipped with their protective cap See details on pages 22 and 57 Intrinsic safety parameters Alarm relay output dry relay contact Ui 30 V Ii 150 mA no L or C condition Power supply for trickle charging Ui 30 V Ii 160 mA no L or C condition Dry logic input Uo 5 V Io 50 mA Lo 8 mH Co 7 µF Figure 7 dry logic inputs The p...

Страница 15: ... reserve is updated after each calibration and allows the user to gage the optimal time for changing the sensor Sensors must be positioned as indicated in the table above Figure 8 sensors configuration Ref Description 1 Combustible gas sensor 0 to 100 LEL 2 Mini sensors for toxic gases or the 1 year O2 sensor 3 Mini sensors for toxic gases or the 1 year O2 sensor 4 Medium sensors for O2 2 year lif...

Страница 16: ...y with backlit Figure 2 ref 9 It automatically illuminates when an alarm or a fault occurs It can be rotated by 180 using COM2100 Figure 9 LCD display The following information is displayed Up to 5 gas measurements along with gas names and units Maintenance call for calibration Date and time Minimum and maximum values peak measured STEL short term exposure limit and TWA time weighted average value...

Страница 17: ... and alerts the user in the event of an alarm Audible alarm Two powerful speakers 103 dB at 1 meter located on each side of the BM 25A AW Figure 2 ref 3 alert the user in the event of an alarm Sampling system The gas monitor can be equipped with an internal electric pump or an external manual aspirator for confined space monitoring ...

Страница 18: ...18 BM 25A AW Instruction Manual ...

Страница 19: ...s 65 hours under standard configuration The gas monitor is approved for use in explosive atmosphere only when it is equipped with the battery pack type recommended by the manufacturer Before changing the battery pack make sure the instrument is off Charging the batteries Charger for vehicle 12 to 30 VDC or 110 230 VAC universal charger Insert the male connector Figure 10 ref 1 from the charger ref...

Страница 20: ...le length of 500 meters AWG 16 1 5mm Trickle chargers are available with 25 50 or 100 meters of cable The dual charging kits are intended for use with BM 25A AW monitors equipped with two high current draw sensors catalytic infrared PID or when the pump is continuously running Only intrinsically safe power supplies provided by OLDHAM SIMTRONICS can be used Insert the male connector Figure 11 ref 6...

Страница 21: ... to instruments This configuration is particularly useful for perimeter monitoring For example it may be used to monitor a fence by connecting the BM 25As on a daisy chain or to monitor a tank by connecting the units in loop Refer to the Connections paragraph on page 14 for the wiring of the dry logic input or the alarm relay output The input and output can be configured using the COM 2100 softwar...

Страница 22: ...o fire the local audible and visible alarm in order to alert of an immediate danger fire man down evacuation etc When the BM 25A is in wireless mode or wired to another BM 25A AW the local alarm is reported to the other instruments Alarm Transfer Figure 12 Push button connection Example Refer to COM 2100 software chapter on page 57 for more details ...

Страница 23: ...each measurement channel Continue to paragraph Test Routine and Calibration Overdue on page 24 Note During normal operation the BM 25A AW flashes every 2 minutes to indicate that it operates correctly This confidence flash can be canceled and the frequency can be changed using the COM 2100 software see page 51 Figure 13 start up in standard mode by pressing the Enter button Selection of the flamma...

Страница 24: ...AW starts another test routine Once the test is complete the selected gas is now the reference gas Test Routine and Calibration Overdue During warm up the BM 25A AW performs a self test and then starts gas measurement If the test is not completed successfully the BM 25A AW goes into fault mode continuous audible and visual signal When the calibration date for a sensor is overdue the BM 25A AW trig...

Страница 25: ...egion of 20 is possible In addition whereas the pump can sample quickly and accurately with up to 30 meters of sample line the hand aspirator must only be used with up to 10 meters of sample line and the sample time is extended The sample line must be intact and the proper flow established Using an electric pump The internal pump is powered by the gas monitor s battery and starts automatically whe...

Страница 26: ... BM 25A AW non equipped with an electric pump Place and screw the cover over the sensors Figure 16 positioning the sensors cover BM 25A AW non equipped with an electric pump ref 1 this cover has no hump as previously mentioned ref 4 Connect the sample line ref 2 to the gas inlet ref 3 Wait for the measurements to stabilize before recording them if measurements are recorded too soon they may be ove...

Страница 27: ... status when applied are displayed see page 35 Figure 17 on the left side 4 gas monitor with no radio communication On the right side 3 gas monitor with radio ON Combustible gas concentration measurements can be affected by high or low oxygen concentrations Any reading rapidly changing from too high exceeding 100 LEL to too low can in fact indicate a hazardous gas level higher than the measurement...

Страница 28: ...ssword protected To enter the maintenance menu enter the 4 digit code using the and buttons Press the button to return to normal operation Roundsman function If the Roundsman function has been activated a list of names can be programmed using COM 2100 software This list can be viewed at any time by using the front keys on the device To select a location or a user follow these steps Press the butto...

Страница 29: ...tor will fire its audible and visual indicators at different frequencies depending on the alarm type Low Gas Alarm Alarm 1 two tone slow 1 Hz High Gas Alarm Alarm 2 two tone fast 2 Hz Alarm Transfer repeated alarm two tone very slow 0 5 Hz Fault mono tone continuous 0 Hz The display will also indicate the alarm message s ALARM 1 ALARM 2 AL TRANSFER STEL TWA mini etc as well as the gas measurement ...

Страница 30: ...l operating the audible signal can be silenced Battery fault detection is no longer guaranteed The audible signal cannot be silenced 100 LEL Over Range Flammable Gas Alarm Function Applies to the combustible channel only In this case Value on display is frozen Continuous audible signal cannot be silenced Visual flashlight is steady and cannot be turned off Combustible sensor LEL is powered down to...

Страница 31: ... alarms from instruments to instruments This configuration is particularly useful for perimeter monitoring For example it may be used to monitor a fence by connecting the BM 25As on a daisy chain or to monitor a tank by connecting the units in loop The input and output can be configured using the COM 2100 software see page 57 Figure 18 connection between two monitors ...

Страница 32: ...s Those data can later be downloaded to a Personal Computer thanks to COM 2100 software Stored data Once turned on the BM 25A AW records data in time stamped frames The monitor creates a new frame every time it starts up and every 24 hours A frame contains Channels Information Readings for each sensor at a defined recording interval configurable Event logs for each channel Alarm Fault Alarm Reset ...

Страница 33: ...s the Enter button ref 1 located on the front plate for 3 seconds The instrument display starts a countdown from 3 to 1 before it asks to confirm Release the Enter button ref 1 and press again to switch the BM 25A AW off Figure 19 Press Enter button to switch off ...

Страница 34: ...34 BM 25A AW Instruction Manual ...

Страница 35: ...d on the same network and up to 16 networks can coexist with no interference The network topology used by the BM 25AW is a MESH network In a mesh network all hosts are connected peer to peer without central hierarchy thereby forming a net like structure Consequently each node can receive send and relay data This avoids having sensitive points which in case of failure cut the connection of the netw...

Страница 36: ...arm transfer This allows for quick identification of the BM 25AW in alarm condition so that the appropriate action can be taken Although there is no hierarchy in a mesh network the unit in alarm and the unit reporting the alarm are referred to later in the manual as main and secondary BM 25AW respectively Main BM 25AW Secondary BM 25AW Case Cause Flash Siren Flash Siren 1 Fault no communication at...

Страница 37: ... BM 25AW would pass from secondary to main status and would sound at 1 or 2 Hz depending on the alarm level being reached The secondary BM 25AWs would not immediately reactivate the local siren Figure 22 Secondary BM 25AW reporting an Alarm Transfer condition Fault Transfert In the event one BM 25AW goes into fault condition secondary BM 25AWs will display on their LCD screen the message Def Trans...

Страница 38: ...e controller and the rest of the network If communication between BM 25AW F and MX 40 fails then BM 25AW E continues to provide communication between the BM 25AW network and the controller If BM 25AW A goes into gas alarm or fault condition then MX 40 receives information and passes the gas alarm on all others BM 25AWs The alarm sequence differs depending on whether a BM 25AW sends information gas...

Страница 39: ...he radio function Select BM 25 or Controller according to the chosen operation mode see above Figure 25 Wireless mode screenshots In BM 25 mode only the network ID Channel must be set between 0 and 15 Address number Slv Number is not editable and is set to XXX In this mode it is not necessary to assign an address as the network is automatically built in by using the MAC addresses of each device In...

Страница 40: ...fter in normal operation each BM 25AW sends its information over the network every ten seconds If a BM 25AW goes into gas alarm or fault condition then the information is immediately sent without waiting ten seconds In BM 25 mode the number of BM 25AWs that are communicating on the network is shown at the bottom of the display screen example 4 shown below Figure 27a BM 25 mode Four BM 25AWs commun...

Страница 41: ...ing to the same network To add a new BM 25AW to an existing network simply turn the unit on activate the radio communication and if applicable set the network ID In MODBUS mode you must set the address number Slv Nb set the network ID Channel and configure if applicable a new input on the controller Removing a BM 25AW from an existing network In BM 25 mode turn the unit off or deactivate the radio...

Страница 42: ...g B can act the same if it receives no information from A Number of BM 25AWs that do not communicate anymore is displayed on each BM 25AW referring a communication fault This number may differ depending on the BM 25AW you are looking Here below one BM 25AW out of four is no longer communicating Figure 28 One BM 25AW out of four does not communicate In case of communication failure the network trie...

Страница 43: ...eliability a BM 25AW should always communicate with at least two neighbors Figure 29 group concept read details below A long press on the acquit button forces the system to a new identification of the nodes present on the network BM 25AWs that do no communicate are ignored without triggering a fault condition In the example above the communication between D and E is down A long press on the acquit...

Страница 44: ...utton for 3 seconds The display successively shows 3 2 1 then confirm Release the acquit button and press again Figure 30 reset sequence of a group of BM 25AWs NOTE When a new identification has started communication errors are inhibited for one minute Once the network healing is completed it is possible that one or several BM 25AWs remain isolated and stay in fault mode case No 1 Table of alarms ...

Страница 45: ...ilable from the Maintenance menu see Chapter 5 the MAC List menu allows the user from any BM 25AW belonging to the network to get the MAC address of each BM 25AW on the network and its particular status MAC Media Access Control unique identifier assigned to network interfaces Each BM 25AW has its own unique MAC address Figure 32 MAC List menu ...

Страница 46: ...ork A BM 25AW in gas alarm mode is shown with the status A here BM 25AW with address No 04C392 is in alarm A BM 25AW in fault mode low battery for instance is shown with the status D here BM 25AW with address No 0487D1 is in fault Figure 34 Status of each BM 25AW on the network When a BM 25AW is no longer communicating on the network its address appears in reverse video See SELF HEALING parapragh ...

Страница 47: ...ls and with the standards and directives relative to the safety of industrial sites OLDHAM SIMTRONICS is also not responsible for procedures performed onsite The gas monitor is factory programmed to display a maintenance alert if a calibration has not been performed in the last twelve months the message Calibration due will appear on the screen The operations explained in this chapter must be perf...

Страница 48: ...nter a correlation factor and to program alarm set points When using an oxygen sensor to set the low descending and high rising alarm thresholds or 2 low alarm levels if this option was selected When using a toxic gas sensor to set alarm thresholds The coefficients are given for information in relation to CH4 with an LEL of 5 0 volume and are automatically used by the monitor during calibration or...

Страница 49: ...nol CH3OH 5 5 44 0 1 1 1 25 But Prop MTL Pentane C5H12 1 4 8 0 2 5 2 08 But Prop PNT Propane C3H8 2 0 9 5 1 6 1 77 But Prop PRO Propylene C3H6 2 0 11 7 1 5 1 2 But Prop PRY Toluene C7H8 1 2 7 0 3 1 2 1 But Prop TOL Xylene C8H10 1 0 7 6 3 7 2 5 But Prop XYL List of pre programmed combustible gases with coefficients 1 Lower flammable limit 2 Upper flammable limit 3 The LEL adopted value for methane ...

Страница 50: ...ery is low the user is notified with a Battery fault message before losing all stored data The battery must then be replaced This operation should only be performed by OLDHAM SIMTRONICS or OLDHAM SIMTRONICS approved personnel Radio communication menu This menu allows the user to Switch the radio on and off Select the operation mode BM25 or controller mode Set the BM25AW Modbus address when in cont...

Страница 51: ...s Channels settings Diagnostics in case of failure Instrument settings Sensors calibration Calibration and Control certificates Datalogging management Through its infrared port ref 1 the BM 25A AW can be connected to a computer by using a connection cable ref 2 and 3 Figure 36 interconnection cable and welcome screen ...

Страница 52: ...low the steps below Set communication parameters as necessary port speed language Click the Connect button Figure 37 the parameter programming menu Maintenance menu Follow the steps below From the main list of menus access the Maintenance menu Options are Program see page 53 Calibration see page 54 Time Setting see page 55 Monitoring report see page 55 Status report see page 55 Figure 38 Maintenan...

Страница 53: ...his code see paragraph Screen menu on page 58 The first column Activated top left allows the user to switch on off a channel The second column Present allows the user to display or not to display a channel that has been switched off e g O2 OFF or blank screen Click Confirm to save the modification Alarm settings Select the channel from the dropdown list Channel selection Figure 39 Edit alarm thres...

Страница 54: ...maintenance interval Enter the calibration gas concentration value shall be between 15 and 100 of the sensor range Click Zero to start the procedure Follow the software instructions You will be asked first to inject Zero Air and then Calibration Gas Figure 41 Calibration menu Once the calibration is complete click OK to validate If you miss something during the calibration click Cancel and start t...

Страница 55: ...ate and Time Settings From the Maintenance menu Figure 38 select the option Update the BM 25A AW date and time from a PC Click OK to validate and exit Figure 43 the Time Settings menu Monitoring Report menu Follow the steps below From the Maintenance menu Figure 38 select Checking card Fill in the fields user s information for instance Create the monitoring report ctr file From the PC COM 2100 fil...

Страница 56: ...ruction Manual Example Step 1 Step 2 and 3 Step 4 Status Report menu From the Maintenance menu Figure 38 Maintenance menu select State card and follow the same steps as described in the Monitoring Report menu etx files ...

Страница 57: ...is activated set to 1 Alarm relay internal relay output is activated Alarm 1 BM 25A AW will turn in Alarm 1 mode Alarm 2 BM 25A AW will turn in Alarm 2 mode Remote alarm BM 25A AW will turn in Alarm Transfer mode Reference 4 Alarm acknowledgment Local acknowledgment alarms must be acknowledged from the gas monitor keyboard Remote acknowledgment when on a network wired or wireless local alarms can ...

Страница 58: ...tion allows to assign log events by user or location List of Users Locations management To create a new entry fill in the field Enter new Location User name Click on Save new Location User name The new entry appears in the window on the left Locations Users available To add an all user location to the BM 25A AW select an input from the left and click on the icon To remove an user location from the...

Страница 59: ...rious alarms Operations check Self test at start up Unit flashes every 2 minutes Confidence test Alarm thresholds Combustible 2 adjustable instantaneous thresholds in 0 60 LEL range Oxygen two adjustable instantaneous thresholds over the sensor s entire measuring scale over oxygenation and under oxygenation or two optional under oxygenation thresholds Toxic per sensor two adjustable instantaneous ...

Страница 60: ...nction of the number of sensors Configuration Without radio module hours With radio module hours 1 catalytic and 2 infrared 40 35 1 catalytic and 1 infrared 70 50 1 catalytic and several Tox 100 65 Only Tox sensors 170 135 Charging Time 4 5 hours Weight and dimensions Weight 6 85 kg Dimensions 470 x 180 x 190 mm H x W x D Certification Ingress Protection IP 66 Certifications CE ATEX IECEx CSA FCC ...

Страница 61: ...sponse time 5 30s 20s 25s Temperature 6 20 C to 55 C 20 C to 50 C Relative humidity and pressure range 7 0 99 RH 1 bar 10 0 99 RH 1 bar 20 Lifetime 8 60 months 48 months Storage conditions and maximum storage time 9 4 C to 20 C 10 60 RH 1 bar 10 6 months maximum 40 C to 40 C 10 60 RH 1 bar 10 6 months maximum Warming up Delay 10 300s 30s Notes Hydrogen cannot be detected with IR sensor Measurement...

Страница 62: ... Zero Span drift 4 0 2 2 0 2 2 Response time 5 20s 10s 10s Temperature 6 0 C to 40 C 20 C to 40 C 20 C to 40 C Relative humidity and pressure range 7 0 90 RH 1 bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 Lifetime 8 12 months 28 months 16 months Storage conditions and maximum storage time 9 4 C 20 C 10 60 RH 1 bar 10 6 months maximum 4 C 20 C 10 60 RH 1 bar 10 3 months 4 C 20 C 10 60 RH 1 bar 10 3 m...

Страница 63: ...m 3ppm Response time 5 30s 30s 25s Temperature 6 10 C to 40 C 20 C to 40 C 20 C to 40 C Relative humidity and pressure range 7 10 95 RH bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 Lifetime 8 60 months 36 months 36 months Storage conditions and maximum storage time 9 0 C 40 C 10 60 RH 1 bar 20 6 months 4 C 20 C 10 60 RH 1 bar 10 2 months 4 C 20 C 10 60 RH 1 bar 10 2 months Warm up Delay 10 120s Oper...

Страница 64: ...ponse time 5 60s 80s 60s Temperature 6 20 C to 40 C 20 C to 40 C 20 C to 40 C Relative humidity and pressure range 7 10 90 RH bar 20 15 95 RH 1 bar 20 15 95 RH 1 bar 20 Lifetime 8 30 months 24 months 24 months Storage conditions and maximum storage time 9 4 C 20 C 10 60 RH 1 bar 10 2 months 4 C 20 C 10 60 RH 1 bar 10 2 months 4 C 20 C 10 60 RH 1 bar 10 2 months Warm up Delay 10 Operational upon st...

Страница 65: ...90s 90s 30s Temperature 6 20 C to 40 C 20 C to 40 C 15 C to 40 C Relative humidity and pressure range 7 10 90 RH bar 20 15 95 RH 1 bar 20 15 95 RH 1 bar 20 Lifetime 8 30 months 24 months 30 months Storage conditions and maximum storage time 9 4 C 20 C 10 60 RH 1 bar 10 2 months 4 C 20 C 10 60 RH 1 bar 10 2 months 4 C 20 C 10 60 RH 1 bar 10 2 months Warm up Delay 10 Operational upon start up Notes ...

Страница 66: ... to high levels of organic solvents can damage the sensors Exposure to gases at levels higher than the monitor s range can damage the device Recalibrate sensors if they go out of range 1 In ppm unless otherwise specified 2 At 50 of scale same unit as range 3 As of signal read unless otherwise specified 4 Nominative values in normal use conditions per month as of scale for zero and as of measuremen...

Страница 67: ...CHS25 Intrinsically Safe Trickle charger with one IS power supply and 25 meters of IS cable BM25KITCHS50 Intrinsically Safe Trickle charger with one IS power supply and 50 meters of IS cable BM25KITCHS100 Intrinsically Safe Trickle charger with one IS power supply and 100 meters of IS cable BM25KITCHD25 Intrinsically Safe Trickle charger with two IS power supplies and 25 meters of IS cable BM25KIT...

Страница 68: ...ETO sensor 0 30 ppm 6313819 SO2 sensor 0 30 ppm 6313822 SO2 sensor 0 100 ppm MINI sensors fit slots 2 and 3 6313817 O2 sensor lifetime 14 months 6313787 CO sensor 0 1000 ppm 6313826 CO sensor 0 2000 ppm 6313788 H2S sensor 0 100 ppm 6313816 H2S sensor 0 30 ppm special for hydrocarbons 6313799 NH3 sensor 0 100 ppm 6313800 NH3 sensor 0 1000 ppm 6313801 NO2 sensor 0 30 ppm 6313802 NO sensor 0 300 ppm ...

Страница 69: ...065 CH4 sensor IR 0 100 LEL 4 4 vol 6314064 CH4 sensor IR 0 100 LEL 5 0 vol 6314087 C3H8 sensor IR 0 100 LEL 6314088 C4H10 sensor IR 0 100 LEL 6314089 Isobutane IR sensor 0 100 LEL 6314090 LPG IR sensor 0 100 LEL 6314092 CH4 IR sensor 0 100 vol Note this list is not exhaustive and may be modified Sensors must be stored in a cool place 5 C Part Number Accessory 6313832 Fake sensors kit 1 LEL 2 mini...

Страница 70: ...70 BM 25A AW Instruction Manual ...

Страница 71: ...standards EN IEC 60079 14 and EN IEC 60079 17 For intrinsically safe installations and especially for connections to the gas monitor the person responsible for the intrinsic safety installation called the System designer must establish a system document demonstrating that the entire gas monitor system Cable Body is Intrinsically Safe see standard IEC 60079 25 for the preparation of this document T...

Страница 72: ...firedamp Category M1 for use in all gas levels b BM 25A AW with infrared sensors Surface industries Category 2G use in zones 1 or 2 Mines containing firedamp Category M2 for use below a certain concentration of gas The following operations are prohibited in explosive atmospheres Opening of the instrument sensors cover or rear cover Charge the batteries using a universal or vehicle charger Link up ...

Страница 73: ...apacity and inductance Refer to national and international standards for example EN IEC 60079 14 A Descriptive Document System should be established by the person responsible for the installation as explained above Trickle charging connection external power source The external power source for battery pack maintenance must be intrinsically safe and must be compatible with the following gas detecto...

Страница 74: ... M2 Ex db ia IIC T4 Gb Ex db ia I Mb IECEx INE 06 0002 INERIS 05ATEX0044 Serial Number Year of Manufacture Warning Do not open when an explosive atmosphere may be present Warning Potential electrostatic charging hazard see instructions CSA Hazardous Locations The drawing in following page defines the CSA approved electrical parameters permitted for the interconnection of the BM 25A AW to other cir...

Страница 75: ...9 Special Instructions 75 CSA Control Drawing for BM 25A AW Connections ...

Страница 76: ...1 AEx d ia IIC T4 For US Only C22 2 No 152 LEL only BM 25A AW with pump or with PID sensor or with infrared sensor for combustible gases detection is not CSA certified CSA certification does not include wireless communication used for combustible gas performance The wireless communication may only be used for data collection or record keeping with regard to combustible gas detection Radio Communic...

Страница 77: ...10 Declaration of EC Conformity 77 Chapter 10 Declaration of EC Conformity The document hereafter 2 pages reproduces the EC declaration of conformity ...

Страница 78: ...78 BM 25A AW Instruction Manual ...

Страница 79: ...10 Declaration of EC Conformity 79 ...

Страница 80: ...RRAS Cedex FRANCE Tél 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 Web site http www Oldham Simtronicsgas com AMERICAS Tel 1 713 559 9280 Fax 1 281 292 2860 ASIA PACIFIC Tel 86 21 3127 6373 Fax 86 21 3127 6365 EUROPE Tel 33 321 60 80 80 Fax 33 321 60 80 00 contact info gasandflamedetection mmm com ...

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