Polon-Alfa ASG-2001 Installation And Maintenance Manual Download | Manualshive

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IK-E366-001

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AUTONOMOUS

GAS DETECTORS

TYPE ASG-2000

Installation and Maintenance Manual

IK-E366-001

Edition IA

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Summary of Contents for ASG-2001

Page 1: ...IK E366 001 1 AUTONOMOUS GAS DETECTORS TYPE ASG 2000 Installation and Maintenance Manual IK E366 001 Edition IA ...

Page 2: ...sued for autonomous gas detectors type ASG 2000 The Declaration of Conformity is available at www polon alfa pl Prior to starting assembly and operation please read the contents of this manual Failure to follow the instructions of this manual may be dangerous or cause violation of applicable regulations The Polon Alfa manufacturer is not liable for damages resulting from use contrary to this instr...

Page 3: ...ndetectable by the senses Slightly lighter than air very easily mixed with it Carbon monoxide as a product of incomplete combustion is practically always present in exhaust gases of motor vehicles and in boiler rooms It is perfectly absorbed into the body better than oxygen permanently binding to haemoglobin which may result in serious hypoxia LPG autogas the most popular gas fuel in vehicles with...

Page 4: ... A1 30 ppm CO TWA 15 min A2 60 ppm CO TWA 15 min A3 150 ppm exceeded for at least 60 s according to PN EN 50545 1 Gases interfering the measurement ASG 2001 hydrogen ethanol oxygen deficiency ASG 2002 methane hydrogen ethanol oxygen deficiency ASG 2003 hydrogen ethanol at a low extent Working conditions 20 50 C humidity 10 90 Storage conditions 0 40 C humidity 10 80 Protection level IP54 in the re...

Page 5: ...d to connect the power supply and the detector signalling outputs The second connector has the same function which enables the user to connect another detector without the need for a junction box Markings related to the power contacts are located on the sticker between the connectors and are presented in the table below TEST button TEST button Gas sensor module Sensor cover Jumper for selecting th...

Page 6: ...asurement system continuously analyses the concentration of the measured gas and compares it with the value of the appropriate alarm threshold In the case of alarm thresholds expressed in instantaneous values a false alarm filter shorter than 15s has been added The measuring system also performs temperature compensation allowing the use of detectors in a wider temperature range After connecting th...

Page 7: ...of the detector status indication in the emergency condition DETECTOR STATUS LED failure FLT COMMENTS Recommended calibration It is constantly on Occurs one month before the calibration validity period expires Sensor fault It is constantly on 6 INSTALLATION OF DETECTORS 6 1 Place of installation The place of installation has a significant impact on the detector s work The detector should be mounte...

Page 8: ...exposed to mechanical damage it is recommended to use a suitable cover Figure 2 Mounting position 6 3 Detector installation PLEASE NOTE All work related to the installation of detectors should be carried out with the disconnected power supply Before mounting check the validity of the calibration certificate Remove the detector cover and the sensor module to protect it from dust Mount the detector ...

Page 9: ...ctor covers can be mounted making sure that the sensor covers are mounted and located in the correct position applies only to detectors ASG 2001 and ASG 2002 Lack of the sensor cover reduces the protection of the housing to IP43 and detector operation without the sensor cover is not allowed For ASG 2003 detectors check whether the sensor insulation has been damaged Figure 3 Scheme of installation ...

Page 10: ...their sensitivity over time and the long term of very low humidity level or very high humidity level will have an effect on changing the sensitivity It is recommended to calibrate devices at least every 3 years PLEASE NOTE The expiration of the calibration validity period is indicated by a fault If you need to calibrate the sensors the sensor module should be removed and sent back to the manufactu...

Page 11: ... TEST 2 10 20 1 0 0 3 20 30 0 0 0 A2 LINE TEST 4 30 40 0 1 0 5 40 50 0 0 0 A3 FLT LINE TEST jumper from A3 position 6 50 60 0 0 1 7 60 70 0 0 0 A3 FLT LINE TEST jumper in FLT position 8 70 80 0 0 1 8 2 Test of the detection function Using a suitable test cap at a flow rate of 0 5 l min provide the test gas for ASG 2003 containing 100 200 ppm CO for a time suitable for triggering alarm A1 or A3 for...

Page 12: ... dust masks 10 STORAGE AND TRANSPORT 10 1 Storage The detectors should be stored in closed rooms where no vapours or caustic gases are present the temperature is in the range from 0 C to 40 C and the relative humidity does not exceed 80 at 35 C During storage the detector should not be exposed to direct sunlight or heat from heating devices The period of storing the detector in the transport packa...

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