USER MANUAL - Rohrback Cosasco Systems
Contents
1. MODEL ML 9500B MI JEN WHEN AN IERE IS PRESENT MICROCOR is a registered trademark of Rohrback Cosasco Systems Inc Windows is a trademark of Microsoft Corporation No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose without the express written permission of Rohrback Cosasco Systems Inc Model ML 9500B Microcor amp Data logger Table of Contents Chapter 1 Introduction ee 1 Chapter 2 Specification una 5 Chapter 3 Installation ee 7 Datalogger ENCIOSULE r iii 7 Mounting the Dataloggetr rien 11 Battery Replacement i 12 Chapter 4 Operation usa a 13 Troubles OO senken 13 Appendix A Compatibili 15 Appendix B ATEX Certification ee 17 ii Table of Contents Ce e e SEE S SN Model ML 9500B Microcor Data logger 1 Introduction CHAPTER 1 The Microcor data logger Model ML 9500B and the Model MT 9485A transmitter are a part of a new generation of high resolution digital instruments which operate with special high resolution Microcor probes The resolution of the system is 18 Bit or 256 higher than previous electrical resistance measurement instruments This increased resolution greatly improves response to corrosion upsets and at the same time allows measurements to be made in virtually any env2. Ne EC TYPE EXAMINATION CERTIFICATE Equipment or Protective System intended for use in Potentially explosive atmospheres Directive 94 9 EC EC Type Examination Certificate Number DEMKO SYST 03 ATEX 135051 Equipment or Protective System SYST ML 9500B Datalogger CDM Reader MT 9485 or MT 9485A Transmitter Manufacturer Rohrback Cosasco Systems Inc Address 11841 E Smith Ave Santa Fe Springs CA 90670 USA This equipment or protectiv schedule to this certific there to is specified in the ith Article 9 of the UL International Demko A S notified body number 0539 in accordas i r protective system has Council Directive been found to c with the Essential Health and Safety Requirement este sign X is placed is subject to spec protective The marki On behalf of UL Inter Herlev 2003 12 22 arina ristlansen Ce Lyskaer 8 P O Box 514 rtification Manager Certificate 03 ATEX 135051 PI Underwriters UL International Demko A S An Affiliate of UL Thie rerrifirare mav onlv he ranraduced in ite DK 2 730 Herlev Denmark I a nratnrine Inn 17 18 ATEX Certification E Schedule EC TYPE EXAMINATION CERTIFICATE No DEMKO SYST 03 ATEX 135051 Description of Equipment or protective system The SYST consists of a certified ML 9500B data logger Certificate Number 03 ATEX 0307915 certified MT 9485 or MT 9485A Transmitter pr
3. TRANSMITTER ABLE A PN 748224 CENELEC r CABLE ASSY __ PN 748223 UL CSA H P T PN 011422 li N PARAMETERS Us E o 233 mA LI s 1 9 uF n Hdi Il te 65 mH COMM Sur PN 748202 CENELEC ADAPTER CABLE PN 748203 UL CSA EN saprai DA d 7 A PN 745093 HI PRESS PN 745092 RETR MATE D CABLE INTERFACE CABLE PN 723230 PROBE ADAPTER i ERIT PROBE ASSY RETRIEVABLE DATA LOGGER SYSTEM Figure 3 System Configuration The Microcor transmitters Model MT 9485A are used on their own for continuous on line monitoring systems For these on line systems the transmitters operate with a 24 VDC power supply and RS 485 communications to allow multi drop connections between the central corrosion monitoring computer and the transmitters This minimizes cabling costs Each transmitter has internal DIP switches to set the Identification Number or Address of the transmitter from 0 to 31 for communications over the two wire RS 485 bus For more details on the Model MT 9485A hardware see the instruction manual for the transmitter Two types of software packages are available for use with the transmitter alone For simple systems see the Microcor software manual For full on line corrosion management systems see the ICMS3 Amulet software manual Adding the battery powered Model ML 9500B data logger to the MT 9485A transmitter with an interconnecting cable provides for an autonomous data collection sy
4. minimum 12 months Maximum data storage capacity 8 000 readings Transmitter Communication RS 485 two wire 2400 Baud 8 data bits 1 stop bit no parity Proprietary communications protocol Resolution 18 bit 1 part in 262 144 e Ambient temperature range 40C to 70C 40F to 158F e Hazardous area classification EExd ia IIC T4 Wall mount and pole mounting bracket included Maximum transmitter to data logger cable length 100 meters 300 feet 6 Specification aE AR Enz V _ e _ _ _ __z__ zzzzzm ama Model ML 9500B Microcor Data logger 7 Installation CHAPTER 3 Important This manual covers installation and operation of the model 9500B data logger and model 9485A transmitter only See Appendix A for compatibility with other data logger and transmitter model combinations Data logger Enclosure The Microcor data logger enclosure is explosion proof flameproof and is sealed with an O ring so as to be gas tight when fully tightened Warning It is very important to make sure that the data logger cover is fully tightened down on to the O ring seal to avoid in leakage of water or moist air that may subsequently cause condensation Water or condensation is likely to cause malfunction of the data logger and even corrosion of the electronics The data logger cover can be tightened with the aid of a 2 center by 1 4 pin
5. the applicable manual The Microcor software has four programs as follows 1 Micrec exe For direct on line recording and display of readings from a single transmitter 2 Micnet exe For direct reading and logging of data from multiple modules 3 Miclog exe For transferring data from a data logger to the PC 4 Micret exe For displaying stored data files Make sure that the battery in the data logger has been connected before configuration see figure 10 Troubleshooting If communication cannot be established with the data logger replace the battery and recheck the operation If abnormal readings or an excursion occurs that cannot be explained the system electronics may be verified by connecting the meter prover in place of the probe and checking that the reading corresponds See Checking Operation with Meter Prover in Chapter 3 Installation of the Microcor transmitter manual If the meter prover shows the electronics to be operating correctly then inspect the probe to transmitter connections and the probe for damage high resistance or poor connections After initial application of power the transmitter takes approximately one minute to start up during which time it will send the error code 999 999 when its data is requested If there is a probe or probe connection failure an error codes 999 998 or 999 997 may be generated See the transmitter manual for more details 14 Operation ili _ 8858585853 Mode
6. ironment The patented technology combines speed of response similar to linear polarization resistance with the universal applicability of electrical resistance measurements The Microcor Data logger ML 9500B is shown in figure 1 and the Microcor Transmitter MT 9485A is shown in figure 2 Figure 1 Model ML 9500B Data logger 2 Introduction ES The transmitter must be relatively close coupled to the probe in order to achieve this improved performance Consequentiv the probe is connected to the transmitter through short probe connecting adapter or through a cable of no more than 2 meters 6 feet length in the case of some retractable probes Figure 2 Model MT 9485A Transmitter Model ML 9500B Microcor Data logger 3 The system connection of the transmitter data logger Corrdata Mate data transfer unit and the PC is shown in figure 3 SAFE AREA HAZARDOUS AREA MATE MODEL CDM PN 723200 li COMM TRANSMITTER DATA LOGCER MODEL MT 9485 P N 20850 001 MODEL ML 9500B P N 702186 press EJ MODEL MT 9485A P N 702200 1 li a LI FARE e g 3 one war m OG i E I el bo d fs fe u i DEE G Fr ARMA cd O e ja h 1 Hi d l li COMPUTER RS232 INTERCONNECT PROBE TO
7. itter Model ML 9500B Microcor amp Data logger 9 Battery Connection The Microcor data logger is shipped with the battery disconnected and before first use the battery must be connected This should only be done in a non hazardous clean area Verify the set screw is loose and then remove the cover Plug the battery connector into the connector below the battery support plate as shown in Figure 5 Replace the cover and fully tighten down on the O ring and tighten the set screw see Data logger Enclosure section on page 6 REPLACEMENT Dom BATTERY CONNECTOR e e REL pdoooooooocobda cbececocecoodo e cocoooooo ccooooco Figure 8 Battery Connection Location If the data logger and transmitter are used in a non hazardous area then a non explosion proof cable can be used part number 748209 LL where LL is the length in feet This is shown in figure 9 NON HAZARDOUS AREA COMM TRANSMITTER DATA LOGGER Lr ki l B N N NN Oo Figure 9 Transmitter amp Data logger Connections 10 Installation MESE a _ _ r_ _ _ _ _ _ bGG z ob Data transfer between the data logger and a portable PC or a handheld intrinsically safe Corrdata Mate data transfer unit is made via the data transfer port on the data logger as shown in fig
8. l ML 9500B Microcor Data logger 15 Appendix A Compatibility The Microcor data logger model 9500B is designed to be used with the model 9485A Microcor transmitter If you are using a model 9500A data logger with a model 9485 transmitter please see the Users Manual for the model 9500A data logger RCS P N 702150 MANUAL When using the model 9500B data logger use only cables between the data logger and the Mate data collection unit or between the data logger and a personal computer that are labeled FOR MICROCOR ML 9500B DATALOGGERS Use of other cables will not function properly and may damage the unit The correct cable part numbers are listed below Model 9500A Data logger to Mate Cable P N 748206 Data logger to P C Cable P N 748204 Model 9500B Data logger to Mate Cable P N 748241 Data logger to P C Cable P N 748243 Both model data logger to Mate cables are included in the Mate unit kit and labeled appropriately If cables to connect to a P C are required contact the factory The model 9500B data logger may be used with either a model 9485A transmitter or with the older model 9485 transmitter Also the older model 9500A data logger may be used with either the model 9485A or 9485 transmitter However when using the older 9500A data logger with the newer 9485A transmitter battery life in the data logger will be reduced 16 Compatibilitv Model ML 9500B Microcor amp Data logger Appendix B ATEX Certification
9. lth and Safery Requirements Herlev 2003 12 22 Karina Christiansen Certification Manager Certificate 03 ATEX 135051 Report 03NK07915 P3 3 s This certificate may only be reproduced in its UL International Demko A Sentirety and without any change schedule included U An Affiliate of Lyskaer 8 P O Box 514 DK 2730 Herlev Denmark Se L Underwriters Iakauntauinn lan 20 ATEX Certification EC TVPE EXAMINATION CERTIFICATE 10 11 12 Equipment or Protective System intended for use in Potentially explosive atmospheres Directive 94 9 EC EC Type Examination Certificate Number DEMKO 03 ATEX 0307915 Equipment or Protective System ML 9500B Datalogger Manufacturer Rohrback Cosasco Systems Inc Address 11841 E Smith Ave Santa Fe Springs CA 20570 USA This equipment or prais ve system and any a variation dis re to is specified in the schedule to this certificate and the documents therein referred to UL International Demko A S notified body number 0539 in accordance with Article 9 of the Council Directive 94 9 EC of 23 March 1994 certifies that this equipment or protective system has been found to comply with the Essential Health and Safety Requirements relating to design and construction of equipment and protective systems intended for use in potentially explosive Mex 2 in gej II to the Directive The examination and tesi results are recorded in co
10. n Drawings Number Rev Date Title 702132 E Datalogger Schematic 702180 B Data logger Assy 702130 H PCB ASSY 702179 23 Jan 03 Shield 702178 22Aug 03 Label Warning 702176 E Nameplate 702131 PCB 748215 C Connector detail 14540 003 B Nur 3550 125 D Connector 5800 005 E ee 2050 008 C 2050 009 E Base Weldment 17 Special conditions for safe use None 18 Concerai i ESR this Schedule verifies compliance with the Fx standards only The manufacturer s Declaration of Conformity declares compliance with other relevant Directives The 1 afacturer sha nform the notified body concerning all modifications to the twelibical documenration as described in ANNEX III to Digective SA EC of the European Parliament and the Council of 23 Marchi 1994 TRU 3 On behalf of UL Irii ational Demko A S oe Manager Herlev 2003 12 22 Certificate 03 ATEX 0307915 Report 05NK07915 P3 3 A This certificate may only be reproduced in its UL International Demko A S entiretv and without anv change schedule included An Affiliate of Lyskaer 8 P O Box 514 DK 2730 Herlev Denmark ro a n 2 UL Underwriters aknunbauinn Ian
11. nfidential report no 03NK079 5 Conde with the Essential Health and Safety Requirements has been assured by Slate with EN 50014 1997 E Incl Al A2 EN 50018 2000 E mel Al EN 50020 2002 E If che sign X is placed after the certificate number it ir icates Na the equipment or protective system is subject to special conditions for safe use specified i in the schedule to this cortifiggte This EC Type examination certificate relates only to che examination and tests of the specified equipment or protective system in accordance to the Directive 94 9 EC Further requirements c of this Directive applv to the manufacturing process ee supply ef this equipment or protective system These are not t covered by the certificate E The marking of it eg amp ipment or protective svstem shall include the following IL2G EEx d ia IC T4 On behalf of UL International Demko A S Herlev 2003 12 22 g Karina mS P d Certification Manager UL International Demko A S Certificate 03 ATEX 0307915 An Affiliate of n Lyskaer 8 P O Box 514 Underwriters DK 2730 Herlev Denmark T hie certificare mav nnlv he renraduced in ite L l ahnratnrine Inn Model ML 9500B Microcor M Data logger 21 Schedule EC TYPE EXAMINATION CERTIFICATE No DEMKO 03 ATEX 0307915 15 Description of Equipment or protective system The ML 9500B data logger collects data from a transmitter probe assembly The data is information
12. ngth up to 100 meters 300 feet may be used for this purpose Figure 10 Mounting Bracket 12 Installation Batterv Replacement The batterv life depends on the reading frequencv Tvpicallv a reading everv three hours provides sufficient data and gives a good batterv life At this frequency battery life will be typically a minimum of 12 months This may be reduced to as much as 50 at low temperatures of 40C The replacement battery part number is 702167 If the data logger is in a hazardous area the battery must be removed and replaced in a safe area Disconnection of the data logger for this purpose should be done under a hot work permit The battery is held in the support plate with a Velcro strap and can be plugged into the battery socket on the electronics circuit board below the battery support plate see figure 11 Figure 11 Battery Mounting in Data logger Model ML 9500B Microcor Data logger 13 Operation CHAPTER 4 The Microcor data logger Model 9500B is generally set up and read with the Corrdata Mate or Mate Il configured with Micromate software The Corrdata Mate or Mate ll is intrinsically safe and allows the data logger to be set up and read in a hazardous area whereas direct connection of a portable PC does not The Corrdata Mate allows collection of data from multiple data loggers in the field for subsequent transfer to the PC running Microcor software For detailed operation of this software refer to
13. obe assembly Certificate Number 03 ATEX 015219 and certified CDM data terminal Certificate Number 03 ATEX 133432 The ML 9500B data logger collects or MT 9485A Transmitter probe assembly The data is corrosion control information for pipe lines and tanks ACDM Reader is used to download the information and then the information is inputted to a ce in the non hazardous area Electrical data ML 3 svi size e D primary cell lithium battery part number LSH 20 by SAFT The battery is in the ML 9500B at feeds both the ML 9500B Dattalogger and MT 9485A Transmitter CDM ov from six 1 sv AA Batteries The batteries are Duracell 1131509 af reger ROL EN91 or Ry 815 alkaline ype CDM Outpur Pins 2 and 3 to Pin Uo H LV dc Io 23 3 mA dc Po 65 mW Co 1 9 uF Lo 65mH Temperature Data SYST 20 C amp Ta lt 50 C Report No Project Report No 03NK07915 Hazardous Location Testing Certificate 03 ATEX 135051 Report 05NK07915 P2 3 z This certificate may only be reproduced in its UL International Demko A Sentirery and without any change schedule included U An Affiliate of Lyskaer 8 P O Box 514 rwriter DK 2 30 Herlev Denmark Fv JL Unde iters l akharntavine Inn Model ML 9500B Microcor M Data logger 19 IE Drawings Number Rev Date Sheets Title 702106 2 System Diagram Special conditions for safe use None Essential Hea
14. on corrosion control for pipe lines and tanks The information can be downloaded to an intrinsically safe device Electrical data 3 6V size D primary cell lithium battery part number LSH 20 by SAFT The battery is in the ML 9500B and feeds both the ML 9500B Dattalogger and MT 9485 or MT 9485A Transmitter Output A L1V dei Ui 11 1 V dc 88 mA de Pi 0 3 W n a155W N Ci 0 Co 9 uF Li 0 Lo 114uH speran re Range Ambient femperatuyg range 40 C lt Tamb 70 C Routisi TE Each ML 9500B dataloger main enclosure with connectors ed shall be siad to a routine overpressure test of 15 95 bar forat least 10 seconds and no greater than 60 seconds as required by clause 16 1 of 47140018 There shall be no permanent deformation or damage to the enclosure Each connector i main body shall be subjected to a routine overpressure dit br 14 5 bar for at least 10 seconds and no greater than 60 seconds as required by clause 16 1 of ElI p018 There shall be no permanent deformation c or damag to the enclos 16 Report No Project Report No 03NK07915 Hazardous Location Testing Certificate 03 ATEX 0307915 Report 03NK07915 P2 3 n This certificate may only be reproduced in its UL International Demko A Sentirety and without any change schedule included An Affiliate of Lyskaer 8 P O Box 514 DK 2730 Herlev Denmark UL Underwriters am fa mnn dhom ma 22 ATEX Certificatio
15. spanner wrench on the base of the unit and by hand or with a 3 8 square bar or similar on the cover see figure 5 The cover of the data logger can be locked in place with the 5 64 Allen screw See Figure 6 This is a requirement of the explosion proof flameproof enclosure to prevent accidental loosening of the cover Figure 5 Spanner Wrench 8 Installation 5 64 Allen Screw Figure 6 Cover Locking Screw If the data logger is to be used in a hazardous area the transmitter and data logger are connected with a cable that has explosion proof flameproof connectors part number 748202 LL for European requirements and part number 748203 LL for North America where LL is the cable length in feet Figure 7 shows the explosion proof tvpe connectors When making these connections take care not to damage the sealing O rings A small amount of white grease or silicone grease should be used to lubricate the O rings to assist assembly Make sure that the connector nuts are fullv tightened over the O rings and that the Allen screws are then locked to prevent loosening The connections may only be made and unmade in a hazardous area with the power shut off to the system Take care when disconnecting a cable or probe to make sure that the Allen locking screw has been loosened first Connector O ring seals Connector lt _ 5 64 Allen Lock Screws rg T Im Figure 7 Explosion proof connectors shown on transm
16. stem The Model ML 9500B has the added capability of simplified data collection from the hazardous area with the intrinsically safe Corrdata Mate data collector see figure 4 The communication operates through an intrinsically safe RS 232 port on the data logger This avoids the need to remove the data logger to the safe area under a hot work permit in order to transfer data to the PC as was required with the previous Model ML 9500 data logger In non hazardous areas the data may still be collected directly with a portable PC and connection cable to the data logger 4 Introduction Figure 4 Corrdata Mate programmed as Micromate For details on the Corrdata Mate hardware configured as with Micromate software see the manual for this unit For details on the software and operation of the transmitter data logger Micromate see the manual on the Microcor software Model ML 9500B Microcor amp Data logger 5 Specification CHAPTER 2 Data logger Model ML 9500B Enclosure NEMA 7 and IP 66 NEMA 4X Weight 3 5 Ibs 1 6 Kg Dimensions 4 5 115mm Diameter by 4 25 108 mm High including connectors Power supply 3 6 V 16Ah Lithium battery Quiescent current data logger and transmitter 0 4 mA Approximate current during probe reading 100 mA for 1 minute Approximate current during data transfer 40 mA Battery Life at one reading per hour approx minimum 6 months Battery life at one reading every three hours approx
17. ure 5 If the data logger is installed in a non hazardous area a portable PC may be connected directly to the data transfer port from the serial port of the portable PC A 5 foot cable for this purpose is part number 748243 If the system is installed in a hazardous area the intrinsically safe Corrdata Mate data transfer unit programmed with Micromate software may be used to program the data logger and collect data from the data logger for later transfer to the PC In both of the above cases the data logger does not need to be disconnected from the transmitter If you are in a hazardous area and do not have a Corrdata Mate data transfer unit the data logger may be disconnected from the transmitter under a hot work permit The data logger may then be taken to a safe area to transfer the data to the PC Model ML 9500B Microcor Data logger 11 Mounting the Data logger The data logger has a mounting bracket included see figure 10 The large U bolt enables attachment to the cover of the data logger and the smaller U bolt for attachment of the assembly onto a pole or other strut The mounting angle permits several mounting configurations including wall mounting The transmitter normally mounts directly onto the probe The cable between the transmitter and the data logger allows the data logger to positioned conveniently for data recovery while the transmitter may be attached to the probe even if it is relatively inaccessible A cable le
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