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Oldham olct 80, User Manual

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Oldham olct 80 User Manual Download Page 5

 

 

Table of Contents

 

v 

   

 

Chapter 11 

 

| Replacement Parts ........................................... 87

 

Accessories for the OLCT 80 ........................................................................ 87

 

Flameproof approved replacement sensors .................................................. 87

 

Intrinsically-safe approved replacement sensors .......................................... 88

 

Chapter 12 

 

| EU Declarations of Conformity ........................ 89

 

OLCT 80

 without antenna .............................................................................. 90

 

OLCT 80

 with antenna ................................................................................... 92

 

IR20

 remote control of the 

OLCT 80

 ............................................................. 94

 

Chapter 13 

 

| Technical Specifications .................................. 95

 

Dimensions .................................................................................................... 95

 

Metrological characteristics ........................................................................... 95

 

JBus communication specifications ............................................................... 99

 

Chapter 14 

 

| Special instructions for use in explosive 

atmospheres and fonctional safety........................................ 103

 

General comments ...................................................................................... 103

 

Warnings ...................................................................................................... 103

 

Requirements for use in dust explosive atmospheres ................................. 103

 

Cable entries ................................................................................................ 103

 

Threaded joints ............................................................................................ 103

 

Limitations of use ......................................................................................... 104

 

Marking ........................................................................................................ 105

 

Chapter 15 

 

| Errors and Faults ............................................ 111

 

 

 

 

Summary of Contents for olct 80

Page 1: ...1 User manual OLCT 80 Part Number NPO80GB Revision E 1 The Fixed Gas Detection Experts...

Page 2: ...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 this product...

Page 3: ...6 Internal components 8 Device markings 8 Indicators 9 Infrared remote control 11 Chapter 3 Menus 13 Accessing the menus 13 Tree structure of the main menus 14 Complete tree structure of the menus 14...

Page 4: ...er 69 Start up 70 Gas reading display 70 Acknowledging an alarm 71 Zeroing 72 Gas sensitivity test 72 Chapter 7 Pre installation Hardware Configuration 73 Purpose 73 Access the internal printed circui...

Page 5: ...h antenna 92 IR20 remote control of the OLCT 80 94 Chapter 13 Technical Specifications 95 Dimensions 95 Metrological characteristics 95 JBus communication specifications 99 Chapter 14 Special instruct...

Page 6: ...Table of Contents vi...

Page 7: ...drawings specifications and information herein contain confidential information that is the property of OLDHAM This information shall not either in whole or in part by physical electronic or any other...

Page 8: ...lfur compounds sulfur dioxide hydrogen sulfide halogenated compounds R134a HFO etc organo phosphorus compounds e g herbicides insecticides and phosphate esters in fireproof hydraulic fluids Oldham rec...

Page 9: ...ymbol denotes Protective earth terminal A cable of the adequate diameter must be connected to ground and to the terminal having this symbol This symbol denotes Attention In the present mode of use fai...

Page 10: ...1 Overwiew 4...

Page 11: ...that can be used in ATEX zones Versions Explosion proof intrinsically safe versions The following types of transmitters are available Explosion proof the enclosure and sensor pack assembly is explosio...

Page 12: ...a remote intrinsically safe detection module D or explosion proof detection module C Figure 1 OLCT 80 types External components Overview Item Description 1 Cable glands 4 x M20 and 2 x M25 or threade...

Page 13: ...ly safe and explosion proof sensors Displays and indicator lights Item Description 1 Green power indicator light 2 Orange fault indicator light 3 Red level 1 alarm indicator light 4 Red level 2 alarm...

Page 14: ...elay dry contact output 5 Rel2 relay dry contact output 6 Rel1 relay dry contact output 7 24 VDC power output and RS485 connection Figure 5 internal components of the transmitter Device markings Name...

Page 15: ...ain on as solid lights The result of the EEprom memory check The and indicators remain on as solid lights The stabilization time is then displayed The indicator light blinks while the indicator light...

Page 16: ...essage see list of faults on page 111 The orange indicator light comes on and the icon is displayed at the same time Press to list any other faults that may be present until you come to the word FIN F...

Page 17: ...X zones Item Description 1 Infrared transmitter 2 Soft touch buttons 3 Operating light 4 The remote control in its leather case 5 Two AA 1 5 V batteries 6 Battery slot cover removable after removing s...

Page 18: ...2 Transmitter Overview 12...

Page 19: ...ATEX zone These precautions include Obtaining a hot work permit from the relevant department Using a portable for detection of combustible gases at all times Using an intrinsically safe multimeter whe...

Page 20: ...menus 25 PG SENSOR Configure the main channel local sensor 26 PG CH1 Configure the ANA1 sensor 27 PG CH2 Configure the ANA2 sensor 30 PG AL REL Access the configuration sub menus for the alarm thresho...

Page 21: ...ANA1 sensor and the ANA2 sensor Access code required to access this menu 44 Cal sensor Calibrate the main sensor 45 Chgt sens Reset the stored wear rate to zero after replacing the main sensor 47 Cal...

Page 22: ...3 Menus 16 Figure 15 the OLCT 80 s sub menus under AFF MES DATE TIME and PROG...

Page 23: ...3 Menus 17 Figure 16 the OLCT 80 s sub menus under MAINT CALIBRA 4 20mA INFOS and TEST...

Page 24: ...sor adjust sensitivity CALIBRA Cal sensor Adjust S 45 Sensor zeroing CALIBRA Cal sensor Adjust 0 45 Sensor wear rate display MAINT User rate 42 Sensor replace sensor CALIBRA Chgt sens 47 Sensor readin...

Page 25: ...e value CALIBRA Cal sens Calib Gas 45 Time Time DATE TIME 22 LCD LCD backlighting PG SERIE Back On Off 38 Current reading value reading type unit AFF MES 21 Password Password change PROG PG PASSW chgt...

Page 26: ...horn reminder PROG PG AL REL REL 1 Recalll YES NO 35 Relay 1 horn reminder length PROG PG AL REL REL 1 Recalll mn 35 Relay 1 energized or de energized during alarm PROG PG AL REL REL 1 R1 sec pos sec...

Page 27: ...temporarily How to access Press Tree structure Figure 17 the Reading Display menu Use Use the buttons on the remote control to navigate the menu s tree structure as shown in figure 17 As long as the O...

Page 28: ...ccess Press then then See Figure 14 Tree structure Figure 18 the Date and Time menu Use Use the buttons on the remote control to change the date and time values as indicated in Figure 18 The date is i...

Page 29: ...e backlighting of the LCD display PG PASSW configure the access code How to access Follow the steps below see Figure 14 1 Press then twice and then 2 Enter the access code 1000 by default Use the butt...

Page 30: ...o return to the reading display Menu Description See page PG SENSOR Configure the main channel local sensor the ANA1 channel and the ANA2 channel 23 PG AL REL Configure the alarms and relays 31 PG SER...

Page 31: ...leads to the following sub menus PG SENSOR configure the settings of the local sensor PG CH1 configure the settings of the ANA1 sensor PG CH2 configure the settings of the ANA2 sensor Tree structure F...

Page 32: ...main sensor How to access See Figure 21 Tree structure Figure 22 the Sensor Configuration menu Press ESC repeatedly to return to the reading display The settings of the main sensor range type of gas...

Page 33: ...s verification is activated If the device detects a gas concentration above 100 LEL it will display the word Sup The reading is blocked and the output signal is fixed at 23 2 mA The verification reque...

Page 34: ...a fault condition Measure Reading the channel will be used to input an analog reading 4 20 mA current only Acknowledge the channel will be assigned to a dry contact for remote acknowledgment function...

Page 35: ...3 Menus 29 Figure 23 the ANA1 Configuration menu Press ESC repeatedly to return to the reading display...

Page 36: ...nal is fixed at 23 2 mA The verification request is acknowledged using the infrared remote control See the section on Verification on page 71 No verification is not activated Sure ENTER confirm the ch...

Page 37: ...menu Press ESC repeatedly to return to the reading display Menu Description See page AL SENSOR Configure the alarms of the local sensor 31 AL ANA1 Configure the alarms of the ANA1 sensor 34 AL ANA2 C...

Page 38: ...than increasing threshold or greater than decreasing threshold the defined threshold AL1 threshold Manual the alarm relay and indicator light must be acknowledged manually once the measured value is l...

Page 39: ...3 Menus 33 Figure 25 the Alarm Relay Configuration menu Press ESC repeatedly to return to the reading display...

Page 40: ...See Figure 24 Tree structure See Figure 25 The steps are identical to those described for the main sensor AL CH2 Configure the thresholds of the ANA2 sensor and assign relays How to access See Figure...

Page 41: ...ain in alarm position once an alarm condition is detected The audible warning will be activated for a duration to be defined in the next step No the audible warning will be deactivated once the alarm...

Page 42: ...3 Menus 36 Figure 26 RELAY 1 menu Press ESC repeatedly to return to the reading display...

Page 43: ...3 Menus 37 RELAIS 2 Configure relay R2 How to access See Figure 24 Tree structure See Figure 26 The steps are identical to those described for Relay 1...

Page 44: ...measuring controller or an API via the RS485 Modbus connection RD sec pos Positive security the relay will be powered as long as there is no alarm positive security It will be deactivated in the even...

Page 45: ...alue between 1 and 255 Slave ANA2 Define the slave number of the ANA2 sensor value between 1 and 255 Slave Rel Define the slave number of each of the 3 alarm relays value between 1 and 255 38400 Baud...

Page 46: ...3 Menus 40 Figure 28 the Alarm Relay Configuration menu Press ESC repeatedly to return to the reading display...

Page 47: ...How to access See Figure 20 Tree structure Menu Description 1000 chgt View the current access code To change this code use the and buttons Characters that may be used include 0 9 and A F S re ENTER c...

Page 48: ...Menus 42 MAINT This menu displays certain settings related to maintenance How to access See Figure 14 Tree structure Figure 30 the Maintenance menu Press ESC repeatedly to return to the reading displa...

Page 49: ...ng Temp C C Temperature of the main sensor Supply V Supply voltage to the terminals of the OLCT 80 Ref V Internal reference voltage normally 2 5 V 1V25 V Internal reference voltage normally 1 25 V Use...

Page 50: ...escription See page 0000 acces Enter the access code 1000 by default Cal sensor Calibrate the main sensor 45 Chgt capt Reset the wear rate value of the sensor to zero after replacing the main sensor 4...

Page 51: ...flow rate of 30 60 l h Wait for the reading to stabilize at least 2 minutes Press Enter to confirm the zero Note a CO2 sensor pack must always be zeroed using reconstituted air or nitrogen Never use...

Page 52: ...is limited to 5 minutes The detector will resume operation in measurement mode and disregard the previous changes after a 1 minute countdown as long as no commands are detected If 8888 appears on the...

Page 53: ...for the new sensor see Sensor calibration on page 45 How to access See Figure 31 Tree structure Figure 33 the Sensor Replacement menu Press ESC repeatedly to return to the reading display Menu Descri...

Page 54: ...eded They will turn off automatically once the value falls below the setpoint How to access See Figure 31 Cal CH2 Calibrate the sensor connected to the ANA2 inlet see the documentation for this sensor...

Page 55: ...to access See Figure 14 Tree structure Menu Description 0000 passw Enter the access code 1000 by default 4 20 mA Define the output current value available from the OUT terminal Figure 5 2 from 1 to 25...

Page 56: ...ucture Menu Description Ver GB 1 9 Version number of the application R 65135xx Part number of the OLCT 80 without sensor housing only eep 2 0 Version number of the EEPROM software N 001 Serial number...

Page 57: ...Rel2 is activated before accessing this menu this relay will remain activated until the user leaves the menu How to access See Figure 14 Tree structure Figure 36 the Test menu Press ESC repeatedly to...

Page 58: ...3 Menus 52...

Page 59: ...cument pertain to safety precautions against explosion These temperatures are not the detector s operating temperatures The equipment is authorized for use in zones 1 2 21 and 22 for ambient temperatu...

Page 60: ...e detector must be installed with the detection sensor pointing downwards For combustible gas detectors tilting the device more than 45 past vertical can lead to imprecise readings The housing should...

Page 61: ...16 to 28 170 2 72 Oxygen Electrochemical 12 to 30 100 1 2 Toxic Electrochemical 12 to 30 100 1 44 Length of the power line The detector must be connected to a dedicated power supply or a central powe...

Page 62: ...alarms during the operation to avoid accidentally triggering them 2 Disconnect power to the detector or the corresponding line Opening the detector Remove the 4 mm hexagonal cover locking screw befor...

Page 63: ...OLCT 80 Item Description A Analog output 4 20 mA B Auxiliary input 1 4 20 mA 24 VDC C Auxiliary input 2 4 20 mA 24 VDC D Fault relay output Dry contact Interrupting capacity 30 VDC 250 VAC 2A E Rel2...

Page 64: ...ut Dry contact Interrupting capacity 30 VDC 250 VAC 2A F Rel1 relay output Dry contact Interrupting capacity 30 VDC 250 VAC 2A G Instrumentation type shielded cable with 3 wires H 24 VDC power supply...

Page 65: ...ne resistor To be connected if the sensor is the last in the line H RS485 line output to subsequent sensor Parallel terminal on A2 J 24 VDC power output to the next sensor in series Parallel terminal...

Page 66: ...Oldham central controller the user must ensure that the transfer curve is compatible with the equipment s input characteristics to correctly interpret the data coming in from the transmitter Similarly...

Page 67: ...tallation costs would be prohibitive The OLCT 80 communicates with the central measuring controller or PLC via 2 4 GHz radio waves in Europe or 900 MHz in the US over a distance of up to 3200 or 9600...

Page 68: ...radio waves to a master receiver rep C which is connected to an MX43 central controller rep D Figure 45 wireless OLCT 80 and master receiver rep C Connection Master receiver The master receiver must b...

Page 69: ...Dry contact Interrupting capacity 30 VDC 250 VAC 2A F Alarm 1 relay output Dry contact Interrupting capacity 30 VDC 250 VAC 2A J 24 VDC power supply Configuration This procedure must be performed in a...

Page 70: ...eceiver Configuring the addresses Configuring addresses on OLCT 80s Each sensor main sensor ANA1 ANA2 will have its own address for communication with the MX43 central controller according to the conf...

Page 71: ...of the OLCT 80 s wireless cards To configure the address of the OLCT 80 s wireless card move the 10s place switch B and the 1s place switch A to the desired values i e 51 in the case of the example ab...

Page 72: ...er see Figure 52 buttons and indicator lights on the master receiver press three times fast on the button marked E in the figure The two LEDs B and F blink on and off in red and the LCD screen C displ...

Page 73: ...e on the master receiver by pressing twice on the button marked E in Figure 52 In normal operating mode the LED Figure 53 B of the OLCT 80 s wireless card blinks orange while the LED Figure 52 F of th...

Page 74: ...5 Wireless Version 68...

Page 75: ...gs for the main sensor s alarms AL SENSOR 31 6 Settings for the 1 input alarms ANA1 sensor AL CH1 32 7 Settings for the 2 input alarms ANA2 sensor AL CH2 34 8 Conditions triggering the Rel1 relay RELA...

Page 76: ...allow the detector s temperature to stabilize Also once the detector is powered certain sensors require additional pre heating time If adjustments are made before the time indicated below has passed r...

Page 77: ...plosive atmosphere using a portable explosimeter for instance press ENTER on the IR20 remote control Once ACQUIT appears press ENTER again The alarm indicator lights will turn off and the alarm relays...

Page 78: ...80 7 Continue to the instructions under Gas sensitivity test below Gas sensitivity test 1 Once the zero test has been performed connect the calibration hood to the calibration gas bottle Figure 59 E u...

Page 79: ...ering procedure Purpose This procedure is used to configure the connections on the printed circuit board for 2 auxiliary inputs In1 and or In2 depending on the type of sensor to be connected 4 20 mA w...

Page 80: ...ated Item D in the figure solder joint formed Figure 60 example of a solder pad with and without a solder joint Configuring the auxiliary inputs to connect a 2 wire 4 20mA sensor In 1 input used apply...

Page 81: ...used apply a solder joint to PPS4 and PPS8 remove PPS3 Figure 62 auxiliary input configuration for a 3 wire 4 20mA sensor Configuring the auxiliary inputs to connect a 4 wire 4 20mA sensor In 1 input...

Page 82: ...7 Pre installation Hardware Configuration 76...

Page 83: ...months following installation start up later it may be spaced out if no significant problem is observed If a detector does not react upon contact with gas it must be calibrated Calibration frequency...

Page 84: ...8 Preventative Maintenance 78...

Page 85: ...on Page 0 mA line current Connection cable Check the cable Power supply Check the voltage at the transmitter s terminals see Alim V under the Maintenance menu 42 Electronic board Replace the board Lin...

Page 86: ...the defective detector head 6 Replace the used detector head with an identical new one 7 Reverse the procedure to reassemble the device insert and tighten the locking screw 8 Restore the signal from t...

Page 87: ...05 0 95 2 butanone MEK C4H8O 1 80 11 50 3 90 2 10 1 90 Cyclohexane C6H12 1 20 8 30 2 00 1 10 1 00 Dimethylether C2H6O 3 00 27 00 1 80 0 95 0 90 Dodecane C12H26 0 60 6 0 4 00 2 15 1 90 Ethane C2H6 3 0...

Page 88: ...emium unleaded gasoline 95 1 10 6 0 1 80 0 95 0 90 Toluene C7H8 1 20 7 4 00 2 15 1 90 Turpentine oil 0 8 6 0 3 50 1 85 1 70 Triethylamine C6H15N 1 20 8 2 05 1 10 1 00 White spirit mixture 1 10 6 50 3...

Page 89: ...smission quality decreases In this case remove the remote control 1 from its case 2 remove the cover from the battery compartment 4 and replace the old batteries 3 with two new identical batteries Rep...

Page 90: ...10 Accessories 84...

Page 91: ...h guard in Stainless Steel Protects the detector from liquids Impact on reading none Impact on response time response time in diffusion mode may increase for certain gases contact us for more informat...

Page 92: ...ct gases more quickly ceiling mounted Impact on reading none Impact on response time may increase by 10 6331168 Weather guard Protects outdoor mounted detectors Impact on reading none Impact on respon...

Page 93: ...l CH4 6 313 986 OLCT 80 sensor pack 0 100 vol SF6 6 313 203 OLCT 80 sensor pack 0 100 vol H2 6 314 100 Infrared sensor pack 0 5 vol CO2 for OLCT 80 XP IR 6 314 101 Infrared sensor pack 0 10 vol CO2 fo...

Page 94: ...CT 80 intrinsically safe NO sensor pack 0 100 ppm 6 313 720 OLCT 80 intrinsically safe NO sensor pack 0 300 ppm 6 313 721 OLCT 80 intrinsically safe NO sensor pack 0 1000 ppm 6 313 722 OLCT 80 intrins...

Page 95: ...hapter 12 EU Declarations of Conformity The following pages represent copies of the EU declarations of conformity for the following devices related to the OLCT 80 detector OLCT 80 without antenna OLCT...

Page 96: ...12 EU Declarations of Conformity 90 OLCT 80 without antenna...

Page 97: ...12 EU Declarations of Conformity 91...

Page 98: ...12 EU Declarations of Conformity 92 OLCT 80 with antenna...

Page 99: ...12 EU Declarations of Conformity 93...

Page 100: ...12 EU Declarations of Conformity 94 IR20 remote control of the OLCT 80...

Page 101: ...l Specifications Dimensions Figure 23 dimensions Metrological characteristics Complete detector Function Transmitter with 1 3 sensors Gas detected detection method and measurement range Depends on the...

Page 102: ...ion by sensor pack type Catalytic 140 mA Electrochemical 80 mA XPIR infrared 120 mA Max power With digital link 0 2 W electrochemical sensor 1 3 W catalytic or semiconductor sensor 5 3 W infrared sens...

Page 103: ...BG 3836 1 2010 GB 3836 2 2010 for OLCT 80d and OLCT 80 D d Certificate NEPSI GYJ17 1201X Conforms to BG 3836 1 2010 GB 3836 2 2010 GB 3836 4 2010 for OLCT 80id and OLCT 80 D id Certificate NEPSI GYJ1...

Page 104: ...40 15 90 5 20 150or10 24 25 70 20 60 60 180 a NO Nitricoxide 100 300 1000 20to 50 15 90 2 0 100range 36 10 30 a NO2 Nitrogen dioxide 30 0 20to 50 15 90 0 8 24 30 60 a O2 Oxygen 0 30 vol 20to 50 15 90...

Page 105: ...0 20to 55 20 95 15 from20 70 PE 40 25 60 d 2 butanone MEK 500 20to 55 20 95 15 from20 70 PE 40 25 60 d Xylene 500 20to 55 20 95 15 from20 70 PE 40 25 60 d a 4 C to 20 C 20 to 60 RH 1 bar 10 6 months m...

Page 106: ...faut eeprom Bit N 4 Signal trop bas d passement n gatif Bit N 5 Signal trop haut hors gamme d p chelle Bit N 6 D faut du capteur de T dans la cellule Bit N 7 D faut du capteur de T dans l OLCT 80 Bit...

Page 107: ...mande externe d acquit du Rel d faut Bit N 9 Bit N 10 Bit N 11 Bit N 12 Bit N 13 Bit N 14 Bit N 15 Adjustable speed 1 start bit 8 data or control bits 1 stop bit 450 ms timeout reading response time i...

Page 108: ...13 Technical Specifications 102...

Page 109: ...losive atmospheres For the equipment installed in dust explosive atmosphere user shall ensure a sufficient cleaning to prevent dust accumulation on the device The maximum permissible thickness of a du...

Page 110: ...be performed High concentration of organic solvents e g alcohols aromatic solvents etc or exposure to gas concentration above the measuring range can damage electrochemical sensors If sensors have be...

Page 111: ...lay 2 minutes before opening Read user manual cable glands T6 T5 ou T85 C T100 C according to maximum power dissipated OLCT 80 D d detector with remote sensor d type On the detector OLDHAM SAS 62027 A...

Page 112: ...M SAS 62027 ARRAS France OLCT 80 D id CE0080 INERIS 03ATEX0240X II 2 1 G D Ex db ia Ga IIC T4 Gb Ex tb ia Da IIIC T135 C Dd T Amb 20 C to 60 C WARNING Do not open when energized After de energizing de...

Page 113: ...ng delay 2 minutes before opening Read user manual cable glands On the remote sensor OLCT 80 WD d CE0080 INERIS 03ATEX0240X II 2 G Ex db IIC T6 Gb Ex tb IIIC T85 C Db T Amb 20 C to 70 C AVERTISSEMENT...

Page 114: ...energized After de energizing delay 2 minutes before opening Read user manual cable glands On the remote sensor OLCT 80 WD id CE0080 INERIS 03ATEX0240X II 1 G D Ex ia IIC T4 Ga Ex ia IIIC T135 C Da T...

Page 115: ...ctive case is mandatory to avoid any risk of electrostatic discharges The batteries must be replaced with batteries that are identical to those indicated by Oldham The operating temperature is between...

Page 116: ...14 Special instructions for use in explosive environments and fonctional safety 110...

Page 117: ...djust sensitivity see page 72 Worn sensor Replace the sensor see page 80 Main sensor missing The main sensor is disconnected After taking all of the necessary safety precautions if the OLCT 80 is inst...

Page 118: ...tions in temperature See Operating temperature under Metrological characteristics on page 95 Line voltage too low Check the voltage of the OLCT 80 s power supply See Power supply at detector terminals...

Page 119: ...113...

Page 120: ...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 americas oldhamgas com ASIA PACIFIC Tel 86 21 3127 6373 Fax...

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