Oldham BM25 Operating Manual Download Page 29 | Manualshive

Page: 29 / 43

Oldham BM25 Operating Manual Download Page 29

30

CALIBRATION

-

choose sensor to calibrate

-

set, if necessary, the maintenance interval

-

indicate the standard gas level used

-

proceed to “zero” as per instructions of software

-

then proceed to sensitivity without forgetting to indicate first (in red) the standard gas level to be
injected.

If everything is in order, you will get the following messages:

«
...
27
28
29
30
31
...
»

Summary of Contents for BM25

Page 1: ...BM25 O OP PE ER RA AT TI IN NG G M MA AN NU UA AL L REF NPB25GB REV E...

Page 2: ...E C C L L A A U U S S E E S S C C O O N N C C E E R R N N I I N N G G P P R R O O P P E E R R T T Y Y Drawings plans specifications and information included in this document contain confidential infor...

Page 3: ...ump 9 6 4 Different probes 9 6 5 Gas detector mode 9 7 Communication Software COM 2100 10 I I U T I L I Z A T I O N 1 0 1 KEYBOARD 10 2 READING MEASUREMENTS 10 3 STARTING UP 11 3 1 Starting up in stan...

Page 4: ...2 2 Connector for alarm outputs fault and digital TOR inputs 20 2 3 External power connector for maintenance of the battery pack 20 2 4 Connector accessories options 20 2 5 Reference for electrical s...

Page 5: ...harging the battery pack A lateral connector allows the battery pack see the section on CHARGERS to be charged without dismantling 1 1 2 Trickle charge You can trickle charge your BM25 continuously in...

Page 6: ...4 Caution Sensors slots and protection filters must be kept clean or else measurements could be affected 1 tox Ox mini 2 tox Ox mini 3 4 tox Ox medium 1bis Big sensor 7 3 series type or big size or me...

Page 7: ...poisoned atmospheres calibrate it before its next use 3 3 DISPLAY UNIT This is an LCD type display unit which lights up automatically in backlit mode in alarm or fault conditions and the display can...

Page 8: ...s of a cover a horn bulb a probe and a connecting line 6 4 Different probes Manual or electrical sampling systems can be equipped with various probes Rigid probe Semi rigid probe Telescopic probe CAUT...

Page 9: ...T T I I L L I I Z Z A A T T I I O O N N 1 1 KEYBOARD Push buttons are piezo type with slight deformation They enable turning the instrument on and off the display mode the acknowledgment of audible ga...

Page 10: ...must be charged then discharged and recharged completely before operation Additionally keep in mind that any portable gas detector must be tested with gas daily before use REMINDER Before starting up...

Page 11: ...f tests It then displays the list of pre programmed gases with the currently selected gas in the dark field Choosing a new reference gas each time you press the Acknowledge button the list scrolls dow...

Page 12: ...is in normal operating mode you can consult a series of data on gas measurements and also the instrument s internal data remaining battery time date and time While the instrument is in normal operati...

Page 13: ...nstant threshold on the catharometric channel Exposure limit STEL corresponding to a sliding average of measurements over 15 minutes depending on the country for each channel equipped with a toxic gas...

Page 14: ...continuous audio signal the general alarm indicator lights come on in steady mode power to the explosive gas sensor LEL is cut off for its protection Normal operating conditions can be restored by st...

Page 15: ...other in order to transfer an alarm from one gas detector to another or to manually trigger an alarm IMPORTANT Imperative parameters for relay outputs AC I Max 150 mA V max 30V DC I Max 150 mA V max 3...

Page 16: ...ments Any anomaly in the pump system is indicated by an audible alarm and on the display unit Caution do not forget to remove the cover to return to diffusion mode 8 1 3 With manual pump systems Place...

Page 17: ...eir pre programmed specifications has the same structure A thread contains information on measurement channels the mean measurements of concentrations on each sensor in operation over the period of st...

Page 18: ...303 of July 2000 1 1 Hazardous areas and general rules The BM25 can be used in explosive atmospheres in Group II surface industries and Group I mines containing firedamp The ambient temperature range...

Page 19: ...type of cables insulation voltage insulation linear capacity and inductance Refer to national and international standards for example EN 60079 14 A system log should be established by the person resp...

Page 20: ...21 Figure 1 shows the different connections of the BM25 The connectors are located on the sides of the gas detector Note Unused connectors must be equipped with their protective cap...

Page 21: ...area External power supply for trickle charging of BM25 battery pack Yellow ring Option connector logic input SI Parameters Alarm contact Static type relay Vin 30Vdc Iin 150 mA Lin 0 et Cin 0 External...

Page 22: ...23 IN OUT Alarm Staight forward alarm transfert 7 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 Two Balise interconnection out IN 7 1 2 3 4 5 6 1 2 3 4 5 6 7 Manual call point connection...

Page 23: ...es not in any event replace a full calibration of the sensor Industrial Scientific further recommends that a full instrument calibration be performed using a known and certified concentration of calib...

Page 24: ...or of the type of sensor for the measuring range In the case of a explosive sensor select the type of reference gas from 31 pre selected gases or enter the coefficient of a 32nd gas and program instan...

Page 25: ...Hydrogen H2 4 0 75 6 0 069 0 89 But Prop H2 Isobutane C4H10 1 5 15 2 0 1 6 But Prop ISB Isopropanol C3H8O 2 15 13 5 2 1 1 9 But Prop ISP 5 0 1 00 Methane3 CH4 4 4 15 0 15 0 0 55 1 14 CH4 CH4 Methanol...

Page 26: ...te and time are supplied with power by a specific lithium battery when the main battery is flat or when the device is switched off This lithium battery has an estimated service life of 2 years When th...

Page 27: ...00 automatically detects a MX2100 or BM25 connection and relevant screens are displayed program necessary communication parameters port speed language Click on connect M Ma a i in nt te en na a n nc c...

Page 28: ...upper right corresponds to the presence or absence of sensors on the instrument then click on Channel programming validation 2 Programming of the alarms and thresholds Select the tab choice of channe...

Page 29: ...ance interval indicate the standard gas level used proceed to zero as per instructions of software then proceed to sensitivity without forgetting to indicate first in red the standard gas level to be...

Page 30: ...u can update the BM25 clock directly with the PC clock click OK to validate MONITORING REPORT fill in the fields user s information for instance create the monitoring report open it from the PC from C...

Page 31: ...32 click read only printable version of certificate it is possible to personalize this document by changing headers for instance your firm...

Page 32: ...amming column for programming column of activation of alarm relays logic inputs Logic input of alarms Logic input of acknowle dgment For activation of internal alarm relay by an external alarm Alarm t...

Page 33: ...he time of purchase The maintenance access code for the BM25 0018 standard and software access code 1000 standard can also be modified A roundsman list can be created for further use by operators This...

Page 34: ...nstrument memory by clicking the right arrow key This way you can navigate names or the full list from left to right and right to left by using the single or double arrows Click OK to download the new...

Page 35: ...applications Refer to Section III Clause 2 Only power supply p n 6111303 provided by INDUSTRIAL SCIENTIFIC can be used a For connection to single trickle charge supply use BLUE INSTRUMENTATION CABLE T...

Page 36: ...tware kit COM 2100 with infrared cord COM WLOGUSB Software kit COM 2100 with infrared cord USB 6 314 588 Connection cord IR USB 6 314 583 Connection cord IR COM 6 331 159 Gas calibration and sampling...

Page 37: ...sensor 2000 ppm 6 313 788 H2S sensor 100ppm 6 313 816 H2S sensor 0 30ppm special for hydrocarbons 6 313 799 NH3 sensor 100 ppm 6 313 800 NH3 sensor 1000 ppm 6 313 801 NO2 sensor 30 ppm 6 313 802 NO s...

Page 38: ...automatic for alarm or fault Switching of explosive ranges Automatic from Gas scale to Volume scale Sensor faults Indication by indicator light Message in uncoded mode Corresponding display frozen Oth...

Page 39: ...d CO2 sensors 100 hours with Explo and Tox sensors 170 hours with Tox sensors only Charging Time 4 hours 30 minutes Sealing IP66 certified by approved laboratory INERIS Weight 6 85kg Dimensions H470X...

Page 40: ...and pressure range 7 0 95 RH 1 bar 20 0 95 RH 1 bar 20 0 95 RH 1 bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 10 95 RH 1 bar 20 Service life 8 48 months 48 months 60...

Page 41: ...bar 20 15 90 RH 1 bar 20 15 90 RH 1 bar 10 Service life 8 30 24 24 24 24 30 40 30 Storage conditions 9 4 20 C 10 60 RH 1 bar 10 2 months 4 20 C 10 60 RH 1 bar 10 2 months 4 20 C 10 60 RH 1 bar 10 2 mo...

Page 42: ......

Page 43: ...44 Ex Ox Tox Gasdetectie Luzernestraat 35 2153 GM Nieuw Vennep Telefoon 0252 620885 E mail info exoxtox nl Website www exoxtox nl...

Reviews:

No comments