2108 Analog Output Module User Manual
Contents
1. 1 Remove the terminal strip by pulling it straight out 2 Tighten or loosen connections by turning the screw clamps with a small flathead screwdriver 3 Once the connections are made push the terminal strip back onto the 2108 2150 modules currently sold can be powered by 7 to 26 volts Earlier units as well as some other 2100 system components are limited to a maximum of 16 6 volts 12 volts typical The voltage specification is printed on the serial tag located on the back of the module refer to Figure 2 3 2108 Analog Output Module Section 2 Installation and Operation Table 2 1 lists the maximum voltages for all Isco 2100 instru mentation Regardless of the capabilities of other components never attempt to connect a module or cable to a system using a power source that exceeds its stated operating range Table 2 1 Voltage Specifications for 2100 System Components Module or Cable Earlier Voltage Range Current Voltage Range Date of Change 7 16 6 VDC March 2005 7 16 6 VDC 10 2 16 6 VDC RS 232 DB9 Cable part 60 2004 046 7 26 VDC 7 16 6 VDC January 2009 RS 232 USB Cable part 60 2004 507 2100 Series Connect Cable Unterminated for 2108 module or QD box part 60 2004 219 7 26 VDC Sampler Interface Cable part 60 2004 260 N A Cable is powered from sampler CE TS 957 536 Ser No nu 12 maremme ne isco Inc Ze 4700 Superior St in2. 241 Identify module 16 bit integer None Read Write 25 Take reading flag 16 bit integer None Read Write 26 Update interval 16 bit integer Seconds Read Write 274 Active flag 1 16 bit field None Read 28 Active flag 2 16 bit field None Read 29 Active flag 3 16 bit field None Read 30 Active flag 4 16 bit field None Read 40 41 Level 4 byte float Meters Read 42 Level status code 16 bit integer Read 43 52 Level time record Time Read 55 56 Velocity 4 byte float Meters second Read 57 Velocity status code 16 bit integer Read 58 63 Velocity time record Time Read 70 71 Flow 4 byte float Cubic Meters sec Read 72 Flow status code 16 bit integer Read 73 78 Flow time record Time Read 85 86 Flow 1 4 byte float Cubic Meters sec Read 87 Flow 1 status code 16 bit integer Read 88 93 Flow 1 time record Time Read 100 101 Volume 4 byte float Cubic Meters Read 102 Volume status code 16 bit integer Read 103 108 Volume time record Time Read 115 116 Volume 1 4 byte float Cubic Meters Read 3 7 2108 Analog Output Module Section 3 Modbus Protocol Table 3 2 Modbus ASCII Address 2 N 1 Register Definitions Continued Register Number s Name Data Type Units Read Write 1 A write to the Identify module register will cause the module to perform the identify operation which may be a steady LED for a few seconds or a beep in the Field Wizard 2 Setting the Take Reading flag to 1 will cause the module to update the registers with cur
3. Sn Ain Gea eed ed eR data Ge aah dot Common Acronyms Register Specifications Appendix A Replacement Parts A T Replacement Parts 2 05 055 36 shoe hn oe ee ad we ee aG List of Figures 1 1 1 2 1 3 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2108 Analog Output Module Front View 2108 Analog Output Module Back View 2108 Communication Connector Pins Back View of 2108 Module 2100 Series Connect Cable Identifying the 2150 voltage specification Identifying the voltage specification on the DB9 cable Terminal strip on the front of the 2108 Terminal connections if flow module is powered separately Terminal Connections if Flow Module and 2108 Share Same Power Source Network connector on the front of the 2108 Channel 1 setup screen in flowlink 2108 Analog Output Module Table of Contents 2 10 Output Channel Manual Control Screen 2 9 3 1 Configuration Example Direct Connection Shown 3 3 List of Tables 1 1 2108 Analog Output M
4. via open free for use standards It is a series of software stan dards specifications that fill a need in automation like printer drivers did for Windows acting as a translator for data trans mission and process control The specification defines a standard set of objects interfaces and methods for use in process control and manufacturing auto mation applications to facilitate interoperability There are hun dreds of OPC Data Access servers and clients Registers Registers are locations in memory that have specific data stored for retrieval or are used for control functions A reg ister is a holding place for a piece of digital information within the equipment The definition of what is contained and where the registry number or address is decided by the manufacturer in this case Teledyne Isco SCADA SCADA Supervisory Control And Data Acquisition is a computer system for gathering and analyzing real time data SCADA systems are used to monitor and control plant operation or equipment in industries such as telecommunications water and waste control energy oil and gas refining and transpor tation The SCADA system transfers the information for example where a leak has occurred in a pipeline back to a central site alerting the home station of the leak performing necessary analysis and control such as determining if the leak is critical and displaying the information in a logical and organized manner 3 5
5. 6 volts Earlier versions of the 2150 as well as some other system components including cables have lower voltage limits and cannot be connected in systems powered by more than 16 6 VDC Refer to Section 2 4 1 for complete information Power Requirements Supply DC Ampere Range typical operating current 300 mA 12 volts maximum standby current 280 mA 12 volts maximum operating current 580 mA 7 0 volts Analog Output Channels Number of channels 3 Output Range 4 20 mA outputs Maximum Load 6000 Isolation Output galvanically isolated from DC power from the network and from other outputs Accuracy Integral Nonlinearity 0 012 max Offset 0 mA or 4 mA Ta 25 C 0 05 max Offset Drift 50 ppm C max Total Output Error 20 mA or 24 mA Ta 25 C 0 15 max Total Output Error Drift 50 ppm C max PSRR 10 uA V max Resolution 16 bits 244 nA 0 0015 of 16 mA span Operating Temperature 22 F to 140 F 30 C to 60 C Storage Temperature 40 F to 140 F 40 C to 60 C PC Data Link RS232 interface capable of 38 4 Kbits per second Data Storage File system memory capacity of 512 Kbytes of data Setup and Data Retrieval PC compatible computer with Isco Flowlink for Windows software version 4 15 or above 1 3 2108 Analog Output Module Section 1 Introduction Table 1 2 2108 Communication Connector Pins Description Neuron differential transceiver Data A Neuron differe
6. Degrees Celsius 147 Temperature status code 16 bit integer 148 153 160 161 162 Temperature time record Internal Temp Internal Temp status code Time 4 byte float 16 bit integer Degrees Celsius 163 168 Internal Temp time record Time 175 176 Analog channel 1 4 byte float 0 100 percent 177 Analog channel 1 status code 16 bit integer 178 183 Analog channel 1 time record Time 190 191 Analog channel 2 4 byte float 0 100 percent 192 Analog channel 2 status code 16 bit integer 193 198 Analog channel 2 time Record Time 205 206 Analog channel 3 4 byte float 0 100 percent 207 Analog channel 3 status code 16 bit integer 208 213 Analog channel 3 time record Time 220 221 222 Analog channel 4 Analog channel 4 status code 4 byte float 16 bit integer 0 100 percent 223 228 Analog channel 4 time record Time 235 236 Analog channel 5 4 byte float 0 100 percent Analog channel 5 status code 16 bit integer 2108 Analog Output Module Section 3 Modbus Protocol Table 3 2 Modbus ASCII Address 2 N 1 Register Definitions Continued Register Number s 238 243 Name Analog channel 5 time record Data Type Time Units Read Write 250 251 Analog channel 6 4 byte float 0 100 percent 252 Analog channel 6 status code 16 bit in
7. We the undersigned hereby declare that the design of the equipment specified above conforms to the above Directive s and Standards as of October 22 2002 ae William Foster USA Representative a TELEDYNE ISCO A Teledyne Technologies Company William Foster Director of Engineering Teledyne Isco Inc 4700 Superior Street Lincoln Nebraska 68504 Phone 402 464 0231 Fax 402 464 4543 60 2002 234 Rev A Teledyne Isco One Year Limited Warranty Factory Service for Teledyne Isco Flow Meters Waste Water Samplers and Syringe Pumps Teledyne Isco limited warranty This warranty exclusively covers instruments providing a one year covering parts and labor Any instrument that fails during the warranty period due to faulty parts or workmanship will be repaired at the factory at no charge to the customer Teledyne Isco s exclusive liability is limited to repair or replacement of defective instruments Teledyne Isco is not liable for consequential damages Teledyne Isco will pay surface transportation charges both ways within the 48 contiguous United States if the instrument proves to be defective within 30 days of shipment Throughout the remainder of the warranty period the customer will pay to return the instrument to Teledyne Isco and Teledyne isco will pay surface transportation to return the repaired instrument to the customer Teledyne Isco will not pay air freight or customer s pack
8. the 2108 and flow module Connect the DC supply voltage to terminals 1 and 2 the blue wires from the connection cable will also be connected to these terminals as described in steps 3 and 4 above 7 Your connections should look like those in Figure 2 5 1 26 VDC X NETWORK Xg CH2 cH3 TWX Ne B XJS aaa O O White Green Isco Connect Cable P N 60 2004 219 Figure 2 7 Terminal Connections if Flow Module and 2108 Share Same Power Source N WARNING Injury and or equipment damage can result from connecting modules or cables to a power source exceeding the specified operating voltage range Check labeling on all modules and cables for voltage ranges M Note All connected system components should share a common supply ground 2 6 2 5 Connection to a 2151P Module 2 6 Connection to a Control System 2 7 Configuration in Flowlink 2108 Analog Output Module Section 2 Installation and Operation The 2108 can be used with Isco s intrinsically safe 2151P area velocity flow system Details concerning installation of the 2151P can be found in that module s user manual The terminal strip on the 2108 has three analog galvanically iso lated output channel pairs that allow for connection to your SCADA DCS or other control system Each output has a 4 20 mA range by default If a 0 20 mA range is desired contact Teledyne Isco to have your 2108 unit con figured at the factory The l
9. 2108 Analog Output Module Installation and Operation Guide 4 TELEDYNE ISCO A Teledyne Technologies Company Part 69 2003 239 Copyright 2002 All rights reserved Teledyne Isco Inc Revision D April 7 2011 Foreword This instruction manual is designed to help you gain a thorough understanding of the operation of the equipment Teledyne Isco recommends that you read this manual completely before placing the equipment in service Although Teledyne Isco designs reliability into all equipment there is always the possi bility of a malfunction This manual may help in diagnosing and repairing the malfunc tion If the problem persists call or e mail the Teledyne Isco Technical Service Department for assistance Simple difficulties can often be diagnosed over the phone If it is necessary to return the equipment to the factory for service please follow the shipping instructions provided by the Customer Service Department including the use of the Return Authorization Number specified Be sure to include a note describing the malfunction This will aid in the prompt repair and return of the equipment Teledyne Isco welcomes suggestions that would improve the information presented in this manual or enhance the operation of the equipment itself Teledyne Isco is continually improving its products and reserves the right to change product specifications replacement parts schematics and instruc tions without notice Co
10. 2108 is a DIN rail mounted unit It comes with a 7 inch 17 8 cm piece of DIN rail Figure 2 1 which can be used for mounting DIN Rail DIN Rail Release Figure 2 1 Back View of 2108 Module 2 1 2108 Analog Output Module Section 2 Installation and Operation 2 3 Connection to a 2100 Series Flow Module The 2108 is released from or attached to a DIN rail by using the rail release lever Figure 2 1 Insert an object such as the end of a flat bladed screwdriver into the hole in the rail release and pull down to move the lever The 2108 is connected to a flow module 2150 area velocity or 2110 ultrasonic with a 50 foot 15 2 m connect cable P N 60 2004 219 shown in Figure 2 2 One end of the cable has six wires which are attached to the terminal strip on the front of the 2108 The other end of the cable is attached to the connector on the underside of the flow module or 2191 battery module whichever is applicable Figure 2 2 2100 Series Connect Cable 2 4 Connecting to the 2 2 2108 Terminal Strip To make the connections 2 4 1 System Power The terminal strip is located on the front of the 2108 Figure 2 5 There are twelve terminals two of which are blank marked X Terminals 1 and 2 are for power 4 and 5 are for network connec tions 7 12 are for connecting up to three analog outputs to a control system The terminal s screw clamp connections accept wire sizes ranging from 12 to 24 AWG
11. 8 2 Connect the green with white line green white wire to Network B terminal 5 3 Insulate the remaining four wires separately from each other they will not be connected to the terminal strip 4 You will need to supply power to the 2108 in your equip ment cabinet Connect the DC supply voltage to terminals 1 and 2 5 Your connections should look like those in Figure 2 6 NetA NetB Er ee Power Supply Wires gt Green White Wire White Green Isco Connect Cable P N 60 2004 219 Figure 2 6 Terminal connections if flow module is powered separately A WARNING Injury and or equipment damage can result from connecting modules or cables to a power source exceeding the specified operating voltage range Check labeling on all modules and cables for voltage ranges M Note All connected system components should share a common supply ground 2 5 2108 Analog Output Module Section 2 Installation and Operation If the flow module and Connect the white green wire to Network A terminal 4 2108 share the same power source Connect the green white wire to Network B terminal 5 Connect the white blue wire to terminal 1 Connect the blue white wire to terminal 2 kon HM Insulate the two orange wires separate from each other they will not be connected to the terminal strip 6 You will need to have a power source in your equipment cabinet that supplies power to
12. Common Acronyms 2108 Analog Output Module Section 3 Modbus Protocol SCADA systems can be relatively simple such as one that mon itors the environmental conditions of a small office building or very complex such as a system that monitors all the activity in a nuclear power plant or a municipal water system ASCII American Standard Code for Information Interchange DCS Distributed Control Systems MTU Master Terminal Unit OPC Object Linking and Embedding OLE for Process Control PLC Programmable Logic Controller RTU Remote Terminal Unit SCADA Supervisory Control And Data Acquisition TCP IP Transmission Control Protocol Internet Protocol 3 5 2108 Analog Output Module Section 3 Modbus Protocol 3 6 Register Specifications 3 6 All numbers in the Modbus registers are stored most significant byte first Ifthe polling device has a byte ordering of least signif icant byte first an Intel based PC for example the bytes will need to be reversed after they are received The Modbus ASCII address is used to index the data by modules Modbus ASCII address 1 contains information related to the site The first register contains a 16 bit integer count of the number of modules that have data to report The maximum number of modules that can be supported is 4 Modbus ASCII addresses 2 through the number of modules plus 1 contain data from the individual modules The Modbus ASCII addresses will be sorted by the mode
13. coin NE 68504 USA 402 464 0231 600 228 4373 USA amp Canada PR A wun nn Teledyne Isco www isco com Lincoln NE 68504 USA 402 464 0231 800 228 4373 USA amp Canada Figure 2 3 Identifying the 2150 voltage specification The module crown connector on the earlier RS 232 DB9 digital communication cable part 60 2004 046 is unmarked The con nector on the 26 volt cable has a serial tag specifying the higher voltage refer to Figure 2 4 2 3 2108 Analog Output Module Section 2 Installation and Operation P Lower Voltage Higher Voltage DB9 Cable DB9 Cable Figure 2 4 Identifying the voltage specification on the DB9 cable WARNING Injury and or equipment damage can result from connecting modules or cables to a power source exceeding the specified operating voltage range Check labeling on all modules and cables for voltage ranges All connected system components should share a common supply ground Terminal Strip Slot on 2108 Terminal Strip Removed Terminal Strip Installed in 2108 7 26 VDC NETWORK JR _ NetA Neta SE Figure 2 5 Terminal strip on the front of the 2108 2 4 2108 Analog Output Module Section 2 Installation and Operation Connection to the terminal strip on the 2108 will vary depending on how you are powering the flow module If the flow module is 1 Connect the white with green line white green wire to powered separately from Network A terminal 4 the 210
14. data for your channels to be retrieved later as data sets that can be used in graphs and tables When you are setting up a channel click on the Set Up Data Storage button to display the Data Storage Setup screen Complete the information requested and click on OK 2 8 2 7 1 Manual Control of Output Percentage 2108 Analog Output Module Section 2 Installation and Operation If you need to temporarily override the output for a channel to calibrate equipment for example go to the appropriate Channel Setup screen and click the Manual Control button You will see the following dialog box utput Channel AManual Control r Set output channel percentage 0 2 50 75 100 Custom 0 Set Output Channel Percentage Figure 2 10 Output Channel Manual Control Screen 2 8 Cleaning Set the output channel percentage by selecting the desired per centage or by selecting Custom and entering a percentage amount Click the Set Output Channel Percentage button The output will change to your manual setting but the dialog box will remain on the screen It will remain there until you click the Cancel button Then the output will revert to your previous settings Take care when cleaning the 2108 module Avoid getting liquids in the terminal connections or the communication connector Do not immerse the module in any liquids N CAUTION Do not immerse the module in a bath for cleaning The 2108 is not hermetica
15. g Output Module Appendix A Replacement Parts REPLACEMENT PARTS LIST SHEET 2 OF 2 Isco Inc 1 601244391 CBA ANLG 4 20mA PMP 602004223 TERMINAL BLOCK ASSEMBLY I For current prices and quotations on parts contact Isco Service Department 2 This list is subject to change without notice A 2 DECLARATION OF CONFORMITY ISM1 A Application of Council Directive 89 336 EEC The EMC Directive 73 23 EEC The Low Voltage Directive Manufacturer s Name Teledyne Isco Inc Manufacturer s Address 4700 Superior Lincoln Nebraska 68504 USA Mailing Address P O Box 82531 Lincoln NE 68501 Equipment Type Environment Laboratory Equipment for Light Industrial Commercial Environments Trade Name Model No 2108 Analog Output Module Year of Issue 2002 Standards to which Conformity is Declared EN 61326 1998 EMC Requirements for Electrical Equipment for Measurement Control and Laboratory Use EN 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory use Standard Description Severity Applied Performance Criteria EN61000 4 2 Electrostatic Discharge Level 2 4kV contact discharge A Level 3 8kV air discharge A EN61000 4 3 Radiated RF Immunity 80 MHz to 1000MHz 80 AM at 1kHz A Level 1 10V m EN61000 4 4 Electrical Fast Transient Level 1 1kV on I O lines A CISPR11 RF Emissions Group 1 Class A Industrial Scientific and EN 55011 Medical Equipment
16. he screen shown in Figure 2 9 will be displayed a sco Flowlink 4 14 for Windows 2708 AGH E Eile ltem Actions Database View Utilities Window Help lj x oela FE VER gt sel l Site 2108 AOM Jump to measurement tab gt gt Connected Measurements Site Info Modules Data Storage Channel 1 Dialout Alarms Set up the output channel Set Up Data Storage Module name Analog Output Module Diagnostics Output channel number 1 Output channel name I Hide in Measurement Output channel percentage 0 000 Calculated measurement output value 0 00 Modify the measurement input for this channel Messurement input a Minimum range J Maximum range Sy Modify the data reporting rate for this channel Temporarily override the output for this channel Update interval hd Manual Control Disconnect Retrieve Data F8 w ppl FS D 4 ance 4 Help For Help press F1 C FL414 D ata 41 404441404 mdb NUM Figure 2 9 Channel 1 setup screen in flowlink 3 From the Channel 1 Setup screen click the down arrow by Measurement Input 4 Select the input you want to measure such as level and click the Apply F9 button on the bottom of the screen 5 After you have specified your measurement input enter the settings for the Output Channel Name Minimum Range Maximum Range and Update Interval 6 Repeat steps 2 through 5 for Channels 2 and 3 if needed If desired you can store
17. ing and crating charges This warranty does not cover loss damage or defects resulting from transportation between the customer s facility and the repair facility The warranty for any instrument is the one in effect on date of shipment The warranty period begins on the shipping date unless Teledyne Isco agrees in writing to a different date Excluded from this warranty are normal wear expendable items such as charts ribbon lamps tubing and glassware fittings and wetted parts of valves and damage due to corrosion misuse accident or lack of proper maintenance This warranty does not cover products not sold under the Teledyne Isco trademark or for which any other warranty is specifically stated No item may be returned for warranty service without a return authorization number issued by Teledyne Isco This warranty is expressly in lieu of all other warranties and obligations and Teledyne Isco specifically disclaims any warranty of merchantability or fitness for a particular purpose The warrantor is Teledyne Isco Inc 4700 Superior Lincoln NE 68504 U S A This warranty applies to the USA and countries where Teledyne Isco Inc does not have an authorized dealer Customers in countries outside the USA where Teledyne Isco has an authorized dealer should contact their Teledyne Isco dealer for warranty service Before returning any instrument for repair please call fax or e mail the Teledyne Isco Service Department f
18. ings level velocity flow rate etc in their specified registers Process Control 3 The user requests data through Process Control 4 Process Control asks the OPC server to gather informa tion 3 3 2108 Analog Output Module Section 3 Modbus Protocol 3 4 Glossary of Terms 3 4 5 OPC connects to the 2150 stack through the cable direct connection takes register data from the specified 2150 and populates the OPC server s holding index 6 Process Control takes data from the OPC server s holding index and gives data to the user Note that Process Control can be either manual or automated in this example and that the OPC server and Process Control may be located physically on the same computer ASCII Short for American Standard Code for Information Interchange ASCII is a code that represents English characters with numbers Most computers represent text with ASCII code making it possible for one computer or device to share data with another 2100 modules support Modbus ASCII protocol Dedicated Line A telecommunications path reserved for com munication between two specified points and not shared among multiple points Modbus Protocol Modbus Protocol is a messaging structure used to establish master slave client server communications between intelligent devices Modbus is a simple command response mechanism to read from and write to reg isters OPC OPC OLE for Process Control means open connectivity
19. l number and then by module name which is entered by the user through Flowlink This allows the user to control the ordering of the addresses and easily predict what data will be in specific reg isters Every measured parameter has a corresponding status and mea surement time that are updated with each measurement The maximum number of supported measurements from all modules in the system is 28 The Modbus registers are assigned within 30 seconds after the 2100 module is powered up To conserve power for the users who do not use Modbus communications no Modbus registers will be updated with sensor readings until a Modbus master communi cates with the 2100 module The register definitions for the Site Information device Modbus ASCII address 1 are in Table 3 1 below Table 3 1 Modbus ASCII Address 1 Register Definitions Register y rit Number s Name Data type Units Read Write 1 Number of 16 bit integer None Read modules N 1 4 2 20 Site name 38 byte string None Read 2108 Analog Output Module Section 3 Modbus Protocol The register definitions for the individual modules Modbus ASCII addresses 2 N 1 are in Table 3 1 below Table 3 2 Modbus ASCII Address 2 N 1 Register Definitions Register Number s Name Data Type Units Read Write 1 4 Model number 8 byte string None Read 5 23 Module name 38 byte string None Read
20. limited to read only data storage You can also use some registers for control purposes For example by writing a 1 value to register 24 Identify Module register you will tell a 2100 module to light the LED on the front of the module There are several different communications protocols supported in the 2100 series that require auto baud rate detection Because of this each time a modbus connection is made the module uses a polling mechanism to repeatedly send a command until a response is received It may take up to 20 command retries before the module has identified the baud rate and a response is received When connecting to a site via a Modbus OPC server you use a dedicated line of communication to that module or stack from the OPC server which can be a dedicated communications cable direct connection or a dedicated phone number modem When you are using a direct connection you are dedicating a specified COM port on the computer and that COM port deter mines the site to which you are connecting When you are using a modem the dedicated line is defined by the site s phone number If you connect more than one 2100 Series module at a site the Modbus OPC server while using the shared communication line for all of the modules within the network must have some way to differentiate between the modules When sending a command to a specific module the command has an address field This allows the server software t
21. lly sealed If internal components get wet the module may be permanently damaged 2 9 2108 Analog Output Module Section 2 Installation and Operation 2 10 2108 Analog Output Module Section 3 Modbus Protocol 3 1 Introduction 3 2 Operation Sections 3 1 through 3 5 give an overview of the basic capabilities and operation of Modbus protocol as it applies to Isco 2100 Series flow modules For a Glossary of Terms and Common Acronyms see sections 3 4 and 3 5 For Modbus technical specifications turn to section 3 6 Modbus is a simple command response mechanism to read from and write to specific memory locations called registers A register is a holding place for a piece of digital information within the equipment There are three standard protocols for Modbus Modbus RTU Modbus TCP IP and Modbus ASCII The Isco 2100 Series devices use Modbus ASCII protocol the method discussed in this manual Modbus ASCII has more flexible communication timing requirements Modbus communication for the Isco 2100 Series provides a standard protocol that can be used to retrieve real time data from a single module or stack of modules at a site or multiple sites over a wide area The data can be sent to a central computer for display data collection or process control Modbus implementation is independent of Flowlink and cannot alter the Flowlink programmed configuration of the module Modbus cannot be used to retrieve historical data fro
22. m a module s memory Due to the wide variety of configurations that can be made with Modbus it is impossible to cover every usable application This section will discuss the overall capabilities and operation of Modbus There are many standard third party Modbus drivers and OPC servers that may be used to link a remote Modbus device such as a 2100 Series module to SCADA or process control software such as Wonderware or Intellution The OPC server commu nicates with the remote instrumentation and accesses registers The definition of what information is contained and where the register number or address is decided by the manufacturer Teledyne Isco In a 2100 module the registers hold but are not limited to the current real time value of the meter s level velocity flow input voltage temperature and total flow readings stored in specified register locations A list of the 2100 register addresses and what parameters are held where is available in section 3 6 3 1 2108 Analog Output Module Section 3 Modbus Protocol 3 2 3 2 1 Establishing Communication 3 2 2 Module Addressing By accessing these registers you can obtain the current value of whatever parameter you desire The reading s can then be dis played or stored wherever you designate as a destination for example a process control computer Level flow velocity and temperature data is stored in metric units only Not all registers are
23. mpanan a este producto gt gt Esta se al alerta sobre la presencia de alto voltaje en el interior del producto 2108 Analog Output Module Table of Contents Section 1 Introduction 1 1 1 2 Overview ee ta dade oie aes AR Meat See Salen bet S DE es E es Gun Technical Specifications Section 2 Installation and Operation 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 Unpacking Instructions Mounting the 2108 22 22 A ee La har Connection to a 2100 Series Flow Module Connecting to the 2108 Terminal Strip 2 4 1 System Power i u nenne ere Wee pa ren Connection to a 2151P Module Connection to a Control System Configuration in Flowlink 2 7 1 Manual Control of Output Percentage Cleaning ua et eld tek tel A A rn Ne he od ee Section 3 Modbus Protocol 3 1 3 2 3 3 3 4 3 5 3 6 Introduction een annee aa kn Gav are Operation une zn E wah igen a Wath ede he an date Sahih Bords ts 3 2 1 Establishing Communication 3 2 2 Module Addressing Configurations 8e int LR keene Wins Sh be thay ine elas eis Glossary of Terms
24. network connec tions for transmission of digital data from a 2150 2151 or 2151P module and three analog channel pairs which can be connected to a SCADA system or other secondary instrument The front of the unit also contains an LED which identifies the module when connected to Flowlink or a Field Wizard It also indicates network activity 1 1 2108 Analog Output Module Section 1 Introduction Figure 1 2 2108 Analog Output Module Back View There are three connection cables that are used with the 2108 A power communication cable P N 60 2004 219 attaches to the 2100 series module and to the network terminal strip on the 2108 The connector on the front of the 2108 is used to connect to a laptop computer using RS 232 communication cable P N 60 2004 046 or a Field Wizard using communication cable P N 60 2004 056 Connections are described in Section 2 which provides more detailed installation and operation instructions 2108 Analog Output Module Section 1 Introduction 1 2 Technical This section lists the technical specifications for the 2108 Specifications Table 1 1 2108 Analog Output Module Specifications Dimensions Depth 2 165 inches 55 mm Width 6 732 inches 171 mm Height 4 764 inches 121 mm Weight 1 3 pounds 0 6 kg Material ABS Enclosure NEMA 1 IP20 Supply DC Voltage Range nominal operating voltage 12 volts maximum absolute voltage 26 volts minimum operating voltage 6
25. ntact Information Customer Service Phone 800 228 4373 USA Canada Mexico 402 464 0231 Outside North America Fax 402 465 3022 Email IscoCSR teledyne com Technical Support Phone 800 775 2965 Analytical 866 298 6174 Samplers and Flow Meters Email IscoService teledyne com Return equipment to 4700 Superior Street Lincoln NE 68504 1398 Other Correspondence Mail to P O Box 82531 Lincoln NE 68501 2531 Email IscoInfo teledyne com Web site www isco com Revised March 17 2009 General Warnings Hazard Severity Levels 2108 Analog Output Module Safety Before installing operating or maintaining this equipment it is imperative that all hazards and preventive measures are fully understood While specific hazards may vary according to location and application take heed in the following general warnings This product is often installed in confined spaces Some examples of confined spaces are manholes pipelines digesters and storage tanks These spaces may become hazardous environments that can prove fatal for those unprepared These spaces are governed governed by OSHA 1910 146 and require a permit before entering This manual applies Hazard Severity Levels to the safety alerts These three levels are described in the sample alerts below CAUTION Cautions identify a potential hazard which if not avoided may result in minor or moderate injury This category can also warn you of unsafe practices o
26. ntial transceiver Data B FO OA Positive power supply voltage input output Negative power supply voltage input output DO Oc PC data transmit logic level output PC data receiver logic level input Aligns connector pins Figure 1 3 2108 Communication Connector Pins 1 4 2108 Analog Output Module Section 2 Installation and Operation 2 1 Unpacking Instructions Teledyne Isco Inc Customer Service Dept PO Box 82531 Lincoln NE 68501 USA Phone 800 228 4373 Outside USA amp Canada call 402 464 0231 FAX 402 465 3022 E mail Iscolnfo teledyne com Web site www isco com 2 2 Mounting the 2108 When the system arrives inspect the outside packing for any damage Then carefully inspect the contents for damage If there is damage contact the delivery company and Teledyne Isco or its authorized representative immediately N WARNING If there is any evidence that any items may have been damaged in shipping do not attempt to install the unit Please contact Teledyne Isco or its agent for advice When you unpack the system check the items against the packing list If any parts are missing contact the delivery company and Teledyne Isco s Customer Service Department When you report missing part s please indicate them by part number It is recommended that you retain the shipping carton as it can be used to ship the unit in the event you need to transport it The
27. o talk to as well as control the specified module while ignoring other modules in the same stack or site Each module capable of Modbus Protocol communication will automatically create its own specific ASCII address within the site using e The model numbers of the modules e The user defined module names 2108 Analog Output Module Section 3 Modbus Protocol 3 3 Configurations A variety of configurations can be made with Modbus either through direct connection or through a modem In the example shown in Figure 3 1 you are direct connecting a server PC to two individual 2150s through Modbus using the COM ports on the OPC Server which are directly connected to the remote 2150s Connection to the module is made through the RS 232 communi cation port on the top of the module M Note For low power operation we recommend connecting the mod ule s to the computer using the straight through cable Isco part number 60 5314 529 which consumes less power instead of our standard interrogation cable In Figure 3 1 the OPC Server PC must have two COM ports Modbus requires one COM port each for direct connection of each 2150 COM port 1 2150 OPC Process Server Control 2150 COM port 2 Figure 3 1 Configuration Example Direct Connection Shown The operation sequence for the example above can be summa rized in the following steps 2150 1 2150s take readings from probes 2 2150s store read
28. oad capacity for each output is 600 ohms Connect the wires from your control system to terminals 7 through 12 on the terminal strip as appropriate Each analog output needs to be configured with Isco s Flowlink for Windows software The 2108 can be connected to a laptop computer or Isco Field Wizard by using the six pin network connector on the front of the 2108 refer to Figure 2 8 For connection to a laptop computer use Isco s RS 232 communi cation cable P N 60 2004 046 For connection to a Field Wizard use communication cable P N 60 2004 056 Figure 2 8 Network connector on the front of the 2108 Flowlink Help M Note The 2108 requires Flowlink 4 15 or later Earlier versions do not support 2108 modules Detailed Flowlink instructions are beyond the scope of this manual Flowlink s operating instructions are available in a Windows Help format You can access the help topics for an active window by clicking on its Help button or by pressing F1 on your computer s keyboard You can also access Help topics from a Contents and Index window HELP gt CONTENTS AND INDEX from the Flowlink menu To configure the analog outputs in Flowlink follow the instruc tions below 2 7 2108 Analog Output Module Section 2 Installation and Operation 1 Make the necessary connections for Flowlink to communi cate with the site Then using Flowlink connect to the site 2 From the Measurements tab select Channel 1 T
29. odule Specifications 1 3 1 2 2108 Communication Connector Pins 1 4 2 1 Voltage Specifications for 2100 System Components 2 3 3 1 Modbus ASCII Address 1 Register Definitions 3 6 3 2 Modbus ASCII Address 2 N 1 Register Definitions 3 7 3 3 2100 Measurement Parameters by Model Number 3 9 vi 2108 Analog Output Module Section 1 Introduction 1 1 Overview The 2108 Analog Output Module converts digital data from an Isco 2150 2110 2151 or 2151P Flow System module to analog output The data can then be read by a SCADA Supervisory Control and Data Acquisition DCS distributed control system or other control system instrument The 2108 is designed to output three 2100 series measurement parameters typically flow level and velocity data The 2108 is an ABS NEMA 1 box see Figure 1 1 with a DIN rail mount on the back Figure 1 2 This allows for easy instal lation in an equipment box panel or a control room A six pin network connector on the front of the unit is used to configure the module using Isco s Flowlink software and can also be used to retrieve data using a Flowlink or Isco s Field Wizard Figure 1 1 2108 Analog Output Module Front View The terminal strip on the front of the 2108 provides connections to a customer supplied external power supply
30. or instructions Many problems can often be diagnosed and corrected over the phone or by e mail without returning the instrument to the factory Instruments needing factory repair should be packed carefully and shipped to the attention of the service department Small non fragile items can be sent by insured parcel post PLEASE BE SURE TO ENCLOSE A NOTE EXPLAINING THE PROBLEM Shipping Address Teledyne Isco Inc Attention Repair Service 4700 Superior Street Lincoln NE 68504 USA Mailing Address PO Box 82531 Teledyne Isco Inc Lincoln NE 68501 USA 800 775 2965 lab instruments 866 298 6174 samplers amp flow meters Sales amp General Information 800 228 4373 USA amp Canada Phone Repair service Fax 402 465 3001 Email March 8 2011 P N 60 1002 040 Rev E IscoService teledyne com a TELEDYNE ISCO A Teledyne Technologies Company
31. r conditions that may cause property damage N WARNING Warnings identify a potentially hazardous condition which if not avoided could result in death or serious injury DANGER DANGER limited to the most extreme situations to identify an imminent hazard which if not avoided will result in death or serious injury 2108 Analog Output Module Safety Hazard Symbols Warnings and Cautions gt gt The equipment and this manual use symbols used to warn of hazards The symbols are explained below Hazard Symbols The exclamation point within the triangle is a warning sign alerting you of important instructions in the instrument s technical reference manual The lightning flash and arrowhead within the triangle is a warning sign alert ing you of dangerous voltage inside the product Symboles de s curit Ce symbole signale l existence d instructions importantes relatives au produit dans ce manuel A PN Ce symbole signale la pr sence d un danger d lectocution Warnungen und Vorsichtshinweise Das Ausrufezeichen in Dreieck ist ein Warnzeichen das Sie darauf aufmerksam macht daB wichtige Anleitungen zu diesem Handbuch geh ren gt gt Advertencias y Precauciones Der gepfeilte Blitz im Dreieck ist ein Warnzeichen das Sei vor gef hrlichen Spannungen im Inneren des Produkts warnt Esta se al le advierte sobre la importancia de las instrucciones del manual que aco
32. rent data readings It will be set to zero when the readings have all been updated This may be used to initiate readings and poll for when they are ready to be read It may take up to 50 seconds to update all the readings depending upon the flow con ditions Setting the Take Reading flag to 2 causes an automatic 15 second update of readings when a Modbus master is polling the 2100 3 The Update Interval specifies an interval in seconds that the registers are automatically updated It defaults to zero which indicates that no automatic updating will occur 4 The Active Flag 1 4 bit fields specify what fields registers are active in the list This provides support for a maxi mum of 64 fields For example if bit 0 of register 27 is set the Level registers 40 41 is active If bit 1 of register 27 is set then the Velocity registers 55 56 is active If bit O of register 28 is set the Analog channel 7 registers 265 266 is active 5 A non zero status code indicates a measurement problem 6 Time is represented in a series of registers Order is from lowest address to highest Seconds 0 59 Minutes 0 59 Hours 0 23 Days 1 31 Month 1 12 and Year 1977 2099 117 Volume 1 status code 16 bit integer Read 118 123 130 131 132 Volume 1 time record Voltage status code Time 4 byte float 16 bit integer Read 133 138 Voltage time record Time 145 146 Temperature 4 byte float
33. teger 253 258 Analog channel 6 time record Time 265 266 Analog channel 7 4 byte float 0 100 percent 267 Analog channel 7 status code 16 bit integer 268 273 Analog channel 7 time record Time 280 281 Analog channel 8 4 byte float 0 100 percent 282 Analog channel 8 status code 16 bit integer 283 288 Analog channel 8 time record Time Table 3 3 2100 Measurement Parameters by Model Number 2103 2103c g 2105 2105c g 2108 2110 2150 2151 2151P Voltage Analog channel 1 Level Level Analog channel 2 Flow Velocity Analog channel 3 Volume Flow Voltage Flow 1 Temperature Volume Volume 1 Voltage Temperature Single module only does not include any additional connected devices Subject to change 3 9 2108 Analog Output Module Section 3 Modbus Protocol 3 10 2108 Analog Output Module Appendix A Replacement Parts A 1 Replacement Parts Replacement parts are called out in the following page Refer to the call outs in the adjacent table to determine the part number for the item Replacement parts can be purchased by contacting Teledyne Isco s Customer Service Department Teledyne Isco Inc Customer Service Department P O Box 82531 Lincoln NE 68501 USA Phone 800 228 4373 402 464 0231 FAX 402 465 3022 E mail Iscolnfo teledyne com Web site www isco com A 1 2108 Analo
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