Oldham OLCT 10N User Manual Download

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OLCT 10N

User Manual

Part Number: NPO10NGB
Version: I.1

Digital Gas

Detector

The Fixed Gas Detection Experts

Summary of Contents for OLCT 10N

Page 1: ...OLCT 10N User Manual Part Number NPO10NGB Version I 1 Digital Gas Detector The Fixed Gas Detection Experts...

Page 2: ...without the written consent of OLDHAM S A S All information provided in this document is accurate to the best of our knowledge As a result of continuous research and development the specifications of...

Page 3: ...ntenance Frequency 15 Semi automatic calibration 16 Sensor replacement 18 Manual calibration 20 Chapter 5 Spare Parts 25 Chapter 6 UE Declaration 27 Chapter 7 Specifications 29 Detector 29 Sensor spec...

Page 4: ...l entity may assume responsibility on behalf of OLDHAM even though they may be involved in the sale of OLDHAM products OLDHAM shall not be responsible for any direct or indirect damage or any direct o...

Page 5: ...M by OLDHAM personnel or by personnel authorized by OLDHAM Warranty Under normal conditions of use and on return to the factory parts and workmanship are guaranteed for 2 years excluding consumables s...

Page 6: ...6 OLCT 10N User Manual...

Page 7: ...depending on the type of sensor used This range of digital detectors is compatible only with the Oldham MX 43 or MX32v2 controller Composition of the Detector Assembly An OLCT 10N detector contains th...

Page 8: ...ydrogen H2 0 100 LEL 4 vol Butane C4H10 0 100 LEL 1 5 vol Propane C3H8 0 100 LEL 2 vol Oxygen O2 0 30 vol Carbone monoxide CO 0 300 ppm 0 1000 ppm Carbon dioxide CO2 0 5000ppm 0 5 vol 0 100 vol Hydrog...

Page 9: ...ent temperatures between 20 C and 55 C The sensor in the transmitter should always be in contact with ambient air Therefore Do not cover the detector Do not paint the detector Avoid dust The OLCT 10N...

Page 10: ...s in millimeters Connection As a reminder the OLCT 10N can only be connected to the OLDHAM MX 43 or MX 32v2 controller RS485 transmission The OLCT 10N has 2 cable glands that are used for the input ca...

Page 11: ...ble any installation alarms to avoid unexpected triggering during operation Connection is made according to the following schematic Figure 3 Schematic for connecting modules on a MX 43 or MX 32v2 line...

Page 12: ...Figure 4 Switches for address configuration Address module Switches ON 1 OFF 0 Address module Switches ON 1 OFF 0 1 2 3 4 5 1 2 3 4 5 1 1 0 0 0 0 17 1 0 0 0 1 2 0 1 0 0 0 18 0 1 0 0 1 3 1 1 0 0 0 19 1...

Page 13: ...e must be positioned in the same configuration as those of the previous module Switch 6 FRAME FILLING must be set to OFF unused option Switch 7 DELAY must be set to ON End of line resistance For the l...

Page 14: ...lvents e g alcohols aromatic solvents etc or exposure to quantities of gas greater than the specified range of measurement can damage the electrochemical sensors Inspection or calibration is then reco...

Page 15: ...nds the regular testing of fixed gas detection installations This type of test consists of injecting the calibration gas into the detector at a sufficient concentration to activate the pre set alarms...

Page 16: ...0 9 C4H10 Air 60 LEL Propane C3H8 0 100 LEL 1 1 C3H8 Air 55 LEL Oxygen O2 0 30 vol 20 9 O2 Carbone monoxide CO 0 300 ppm 0 1000 ppm 100 ppm CO 300 ppm CO Carbone dioxide CO2 0 5000 ppm 0 5 vol 0 100 v...

Page 17: ...Inject zero air Nitrogen in the case of an OLCT 10N O2 and wait for stabilization Zero is stable Internal processing 20 to 60 s LED turns off as it passes or blinks as it fails Cal ON Calibration is c...

Page 18: ...18 OLCT 10N User Manual Semi automatic calibration device P N 6331163...

Page 19: ...lid green LED 2 is on 3 Release the button 4 Replace the sensor and conduct both manual and automatic calibrations This is a mandatory step Figure 6 Sensor replacement In order to comply with the ATEX...

Page 20: ...calibration gas kit zero air cylinder calibration cap tube 2 Adjust the zero with the potentiometer s ZERO until the voltmeter reads 0 mV Sensitivity 1 Now inject the calibration gas 1 l min into the...

Page 21: ...S grey S yellow signal from 0 mV to 1600 mV for zero and sensitivity settings GND black circuit board ground VCC red power supply Note Blue and green wires are not used OLCT 10N connector P N 6116291...

Page 22: ...22 OLCT 10N User Manual...

Page 23: ...T 10N 205 OLCT 10N Digital detector range 0 1000 ppm CO OLCT 10N 252 OLCT 10N Digital detector range 0 5000 ppm CO2 OLCT 10N 239 OLCT 10N Digital detector range 0 5 vol CO2 OLCT 10N 241 OLCT 10N Digit...

Page 24: ...24 OLCT 10N User Manual...

Page 25: ...CO sensor 6314196 CO2 sensor 5000ppm range 6314195 CO2 sensor 5 vol range 6314197 CO2 sensor 100 vol range 6313990 H2S sensor 6314118 NH3 sensor 100 ppm range 6314119 NH3 sensor 1000 ppm range 611333...

Page 26: ...26 OLCT 10N User Manual...

Page 27: ...6 UE Declaration 27 Chapter 6 UE Declaration...

Page 28: ...28 OLCT 10N User Manual...

Page 29: ...alibration LED red green Calibration Non intrusive and automatic with the special magnetic calibration cap or manual calibration by potentiometer Standard gas value set by the detector ATEX certificat...

Page 30: ...Type Measuring range ppm Temp Range C Accuracy Average Life Expectancy month T50 T90 sec CH4 Methane 0 100 LEL 20 to 55 1 LEL 0 70 LEL 48 6 15 H2 Hydrogen 0 100 LEL 20 to 55 1 LEL 0 70 LEL 48 C3H8 Pr...

Page 31: ...00 20 to 40 5 ppm 20 ppm 24 25 70 20 60 NO Nitric oxide 100 300 20 to 50 3 36 10 30 NO2 Nitrogen dioxide 10 30 20 to 50 3 24 30 60 O2 2 years Oxygen 0 30 Vol 20 to 50 0 4 Vol 15 22 28 6 15 O2 5 years...

Page 32: ...troller TOX and O2 MX 32v2 with internal 100 240Vac power supply or powered externally 24Vdc Distance in meters Line cross section Number of OLCT 10N detectors used to detect toxic gases or oxygen exc...

Page 33: ...owered externally 24Vdc Distance in meters Line cross section Number of OLCT 10N detectors used to detect CO2 0 75 mm AWG 18 0 5 mm AWG 20 0 22 mm AWG 24 1 1000 1000 1000 2 1000 1000 500 3 1000 1000 4...

Page 34: ...2 1000 600 250 3 600 400 180 4 450 300 150 5 350 250 100 6 300 200 100 Above 6 Maximum load for an MX 32V2 line 610mA An external supply must be used MX 32v2 powered externally 24Vdc Distance in meter...

Page 35: ...ion and number of sensors connected to a MX 43 controller TOX and O2 With any MX 43 mother board version Distance in meters Line cross section Number of OLCT 10N detectors used to detect toxic gases o...

Page 36: ...250 10 550 300 125 12 450 250 100 Above 12 Maximum load for an MX 43 line 500mA An external supply must be used MX 43 with Rev C mother board Distance in meters Line cross section Number of OLCT 10N d...

Page 37: ...0 Above 5 Maximum load for an MX 43 line 500mA An external supply must be used MX 43 with Rev C mother board Distance in meters Line cross section Number of OLCT 10N detectors equipped with a catalyti...

Page 38: ...38 OLCT 10N User Manual...

Page 39: ...zones The information given in the following sections should be taken into account and observed by the manager of the site where the equipment is installed Refer to European ATEX Directive 1999 92 EC...

Page 40: ...DHAM Arras OLCT 10N TOX CE II 3 GD Ex nA IIC T4 Gc Ex tc IIIC T135 C Dc IP 65 Amb Temp 20 C to 55 C INERIS 11ATEX3023X IECEx INE 11 0029X Warning Do not open when an explosive atmosphere may be presen...

Page 41: ...8 Specific instructions 41...

Page 42: ...42 OLCT 10N User Manual...

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Page 44: ...62027 Arras Cedex FRANCE T l 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 Website https gasdetection 3m com AMERICAS Tel 1 713 559 9280 Fax 1 281 292 2860 ASIA PACIFIC Tel 86 21 3127 6373 Fax 86 21 3127...

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