USB-ERB08 User`s Guide - Measurement Computing
Contents
1. User s Guide is available on our web site at www mecdag com PDFmanuals SM UL LabVIEW pdf USB ERBO8 User s Guide this document is also available on our web site at www mecdaq com P DFmanuals USB ERBO08 pdf vi Chapter 1 Introducing the USB ERB08 Overview USB ERB08 features This user s guide contains all of the information you need to connect the USB ERB08 to your computer and to the external devices you want to control You can use the USB ERB08 in your control applications to switch on and off a variety of devices such as fans blowers pumps etc The USB ERBO08 is a USB 2 0 full speed electromechanical relay module that is supported under popular Microsoft Windows operating systems The USB ERBO08 provides eight single pole double throw SPDT Form C electromechanical relays The digital I O lines on your MCC USB Series module directly control the relays on your USB ERBO08 You connect your field wiring directly to the board s screw terminals The screw terminals provide three connections to each relay normally open NO normally closed NC and common C You configure the relay control logic polarity and the relay power on state with on board switches The relays are configurable as two banks of four Switch settings can be read back with software The USB ERB08 is powered by an external 9 V 1 A regulated power supply that is shipped with the device A USB cable is also included2. MCC p n CB PWR 9 9 V 410 1 A Note 1 The USB ERB08 monitors the external 9 V power supply voltage with a voltage supervisory circuit If this power supply exceeds its specified limit the PWR LED will turn off indicating a power fault condition External power output Table 4 External power output specifications Parameter Conditions Specification External power output current range 4 0 A max External power output Note 2 Voltage drop between power input and daisy 0 5 V max chain power output Compatible cable s for daisy chain C MAPWR x x 2 3 or 6 feet Note 2 The daisy chain power output option allows multiple Measurement Computing USB boards to be powered from a single external power source in a daisy chain fashion The voltage drop between the module power supply input and the daisy chain output is 0 5 V max Users must plan for this drop to ensure the last module in the chain will receive at least 6 0 VDC USB specifications Table 5 USB specifications USB B connector Input USB device type USB 2 0 full speed Device compatibility USB 1 1 USB 2 0 USB A connector Downstream hub output port USB hub type Supports USB 2 0 high speed full speed and low speed operating points Self powered 100 mA max downstream VBUS capability Compatible products MCC USB Series devices USB cable type upstream and downstream A B cable UL type AWM 2527 or
3. CL configures relays 1 through 4 the switch labeled CH configures relays 5 through 8 NON INVERT when 0 is written or read back via the USB bus the relays are not energized INVERT when 0 is written or read back via the USB bus the relays are energized Switch settings do not affect the power on condition Use nstaCal to read the current logic setting for each module group 3 2 USB ERBO8 User s Guide Functional Details Pull up Pull down switch S2 The Pull up pull down switch S2 sets the power on state of each relay bank By default switch S2 is configured for pull down relays inactive at power up see Figure 3 3 PULL DOWN PULL UP S2 Figure 3 3 Switch S2 default configuration The switch labeled CL configures relays 1 through 4 the switch labeled CH configures relays 5 through 8 PULL UP The relay energizes at power up regardless of the state of switch S1 PULL DOWN The relays are not energized at power up Use InstaCal to read the current power on state setting for each module group Screw terminals Connect external devices to the relay contacts using the USB ERB08 board s eight sets of screw terminals Each relay has a normally closed NC common C and normally open NO contact Figure 3 4 shows the screw terminals on a typical relay channel NC C NO Figure 3 4 Typical relay channel Each screw terminal is identified with a label on the board and on the underside of the enclosure li
4. Installing a data acquisition device has never been easier The USB ERB08 relies upon the Microsoft Human Interface Device HID class drivers The HID class drivers ship with every copy of Windows that is designed to work with USB ports We use the Microsoft HID because it is a standard and its performance delivers full control and maximizes data transfer rates for your USB ERBO8 No third party device driver is required You can connect the USB ERBO08 before or after you install the software and without powering down your computer first When you connect an HID to your system your computer automatically detects it and configures the necessary software You can connect multiple HID peripherals to your system using a USB hub You can connect your system to various devices using a standard four wire cable The USB connector replaces the serial and parallel port connectors with one standardized plug and port combination Data can flow two ways between a computer and peripheral over USB connections 1 2 Chapter 2 Installing the USB ERB08 What comes with your USB ERB08 shipment The following items are shipped with the USB ERBO08 Hardware The following items should be included with your shipment USB ERB08 External power supply and cord CB PWR 9 9 volt 1 amp DC power supply USB cable 2 meter length 2 1 USB ERBO8 User s Guide Installing the USB ERB08 Additional documentation In addi
5. Power OUT and USB OUT connectors let you power and control multiple MCC USB Series products from one external power source and one USB port in a daisy chain fashion Depending on your load requirement daisy chained boards may require a separate power supply The USB ERBO08 is shipped in a rugged enclosure that you can mount on a DIN rail or on a bench 1 1 USB ERBO8 User s Guide Introducing the USB ERB08 USB ERBO08 block diagram USB ERBO08 functions are illustrated in the block diagram shown here 9 0V External Power a es Power Monitor J Power Regulator J Screw terminal Relay 4 driver 500 mA USB 2 0 USB compliant Microcontroller interface Relay 4 driver Switch S2 pull up down Figure 1 1 USB ERBO8 functional block diagram S E Q E Q Q Q Q Q 2 S E Q 2 Q 2 NEENO NECN NCCNO CNO NCCNO NCCNO NCCNO NC CNO Switch S1 inv non inv Software features For information on the features of JnstaCal and the other software included with your USB ERB08 refer to the Quick Start Guide that shipped with your device The Quick Start Guide is also available in PDF at www mecdag com PDFmanuals DAQ Software Quick Start pdf Check www mcecdag com download htm for the latest software version or versions of the software supported under less commonly used operating systems Connecting a USB ERB0O8 to your computer is easy
6. metal oxide varistor MOV Relay Inductive Kickback Load Diode Figure 3 7 Relay contact protection circuit Chapter 4 Specifications Typical for 25 C unless otherwise specified Specifications in italic text are guaranteed by design Output specifications Table 1 Output specifications Number of relays 8 Relay configuration 2 banks of 4 Contact configuration 8 Form C SPDT Normally Open Normally Closed and Common available at screw terminals Contact rating 6 A 240 VAC or 28 VDC resistive Contact resistance 100 milliohms max initial value Operate time 10 milliseconds max Release time 5 milliseconds max Vibration 10 to 55 Hz amplitude 1 5 mm Shock 10 G 11 milliseconds Dielectric isolation between relay open contact 300 VAC 50 60 Hz 1 minute Dielectric isolation between PCB output lines SOOVAC 50 60 Hz 1 minute Life expectancy 10 million mechanical operations min Power on state S2 pull up Energized NO in contact with Common S2 pull down Not energized NC in contact to Common Relay control logic polarity User configurable per bank via switch S1 for invert or non invert default Switch settings for polarity can be read back via software through the USB bus Switch settings do not affect the power on condition Non invert mode when 0 is written or read back via the USB
7. power connector labeled POWER IN on the USB ERBO08 enclosure PWR IN on the board Refer to Figure 3 1 for the location of this connector 2 Plug the AC adapter into a power outlet The PWR LED illuminates green when 9 V power is supplied to the USB ERBO8 If the voltage supply is less than 6 0 V or more than 12 5 V the PWR LED does not light 2 3 USB ERBO8 User s Guide Installing the USB ERB08 Do not connect external power to the POWER OUT connector The power connector labeled POWER OUT on the enclosure PWR OUT on the board is used to provide power to an additional MCC USB Series product If you connect the external power supply to the POWER OUT connector the USB ERB08 does not receive power and the PWR LED will not illuminate Connecting the USB ERB08 to your system To connect the USB ERB08 to your system turn your computer on and connect the USB cable to a USB port on your computer or to an external USB hub that is connected to your computer The USB cable provides communication to the USB ERB08 When you connect the USB ERB08 for the first time a Found New Hardware popup balloon Windows XP or dialog other Windows versions opens as the USB ERB08 is detected Found New Hardware USB ERBOS E USB ERB08 j Found New Hardware Windows has found new hardware and is locating the software for it When this balloon or dialog closes the installation is complete The USB LED should flash and
8. replace any product manufactured by Measurement Computing Corporation that is damaged even due to misuse for only 50 of the current list price I O boards face some tough operating conditions some more severe than the boards are designed to withstand When a board becomes damaged just return the unit with an order for its replacement at only 50 of the current list price We don t need to profit from your misfortune By the way we honor this warranty for any manufacturer s board that we have a replacement for 30 Day Money Back Guarantee You may return any Measurement Computing Corporation product within 30 days of purchase for a full refund of the price paid for the product being returned If you are not satisfied or chose the wrong product by mistake you do not have to keep it Please call for an RMA number first No credits or returns accepted without a copy of the original invoice Some software products are subject to a repackaging fee These warranties are in lieu of all other warranties expressed or implied including any implied warranty of merchantability or fitness for a particular application The remedies provided herein are the buyer s sole and exclusive remedies Neither Measurement Computing Corporation nor its employees shall be liable for any direct or indirect special incidental or consequential damage arising from the use of its products even if Measurement Computing Corporation has been notified in advance of the poss
9. then remain lit This indicates that communication is established between the USB ERBO08 and your computer If you are running Windows XP and connect the USB ERBO08 to a USB 1 1 port a balloon displays the message Your USB device can perform faster if you connect to a USB 2 0 port You can ignore this message The USB ERB08 will function properly when connected to a USB 1 1 port Caution Do not disconnect any device from the USB bus while the computer is communicating with the USB ERBO08 or you may lose data and or your ability to communicate with the USB ERBO08 If the LED turns off If the LED is lit but then turns off the computer has lost communication with the USB ERBO08 To restore communication disconnect the USB cable from the computer and then reconnect it This should restore communication and the LED should turn back on 2 4 Chapter 3 Functional Details Internal components The USB ERB08 has the following internal components as shown in Figure 3 1 Two 2 USB connectors Two 2 external power connectors PWR LED USB LED Invert non invert switch S1 sets the relay control logic polarity Pull up pull down switch S2 sets the relay power on state Screw terminals USB IN POWER IN USB POWER OUT OUT USB ERBO8 MADE IN U S A Pull up pull down switch S2 USB LED O VAHPMASCAVSHHSESEeCeSseees ve NC C NO NC C NO NC C NO NC C NO NC C NO NC C Invert non invert Scre
10. USB ERBOS USB based 8 Relay Module User s Guide MEASUREMENT COMPUTING USB ERBO08 USB based 8 Relay Module User s Guide A AN MEASUREMENT COMPUTING Document Revision 6 August 2006 Copyright 2006 Measurement Computing Corporation Your new Measurement Computing product comes with a fantastic extra Management committed to your satisfaction Refer to www mccdaq com execteam html for the names titles and contact information of each key executive at Measurement Computing Thank you for choosing a Measurement Computing product and congratulations You own the finest and you can now enjoy the protection of the most comprehensive warranties and unmatched phone tech support It s the embodiment of our two missions To offer the highest quality computer based data acquisition control and GPIB hardware and software available at the best possible price To offer our customers superior post sale support FREE Whether providing unrivaled telephone technical and sales support on our latest product offerings or continuing that same first rate support on older products and operating systems we re committed to you Lifetime warranty Every hardware product manufactured by Measurement Computing Corporation is warranted against defects in materials or workmanship for the life of the product Products found defective are repaired or replaced promptly Lifetime Harsh Environment Warranty We will
11. aana aa 2 1 What comes with your USB ERB08 shipment sese ee eee 2 1 Hardware Re NRA E E EAEE OEE AA AE A 2 1 Additional doc ment tio Msie aneen ea case E EAEE E EENES OATES EE N TERS PS eee 2 2 Unpacking the USB ER B08 ne 20 secc ccescvcsceeddedcecesseceedecseceecevsscuncedecegecesgedencvscecieseciessissdeceusedveiedseaeecdecsteetieses 2 2 Installing the software seeren toin ei E e i dae ee cue ce tbe ca tence cba doscadibeeiee i i 2 2 Installing the USB ERBO8 vone nece a es a ie e EE a EE Se E iari EEEE a ESEE t eSEE Riain 2 2 Configuring the hardware Switches sese ee eee eee 2 2 Connecting the external power Supp sees ee eee eee 2 3 Connecting the USB ERB08 to your System snin nnna n aa aS o aaRS Eia aaoi 2 4 Chapter 3 Functional Detallls ae a rar aE aa enced aaa aa a tee revs aa ar aaaea Aaen aa Gee O raean kaan aaa kE 3 1 Internal components 2 2208 E E A Se A A E 3 1 Ie DRETA TE E AEEA EAE ER cts E EE E E A EE E A 3 1 Invert Non invert switch S1 P ll p Pull down switch S2 ves erener re EEE E S EEOAE EO P SEO EEEO PS S EONS EASES 3 3 Screw terminals oirrese aien eE eai E EEN T AE AOE EEEE S Ee EDE aE E E A 3 3 Daisy chaining additional relays to the USB ERB08 sees 3 3 Power limitations using multiple USB ERB08 devices sees sese eee 3 4 WoOlta ge drop en cicsccsvccdcsissseces coveceascivees costes ds iiris sossveas dosaesdeuaa cb cubeck sadness A ET EEEE R dacebeeddecutlosadesdnvades 3 4 Relay configurations eee is shece
12. bus relays are not energized Invert mode when 0 is written or read back via the USB bus relays are energized Pull up pull down controls relay power on state User configurable per bank via switch S2 for pull down default or pull up Switch settings can be read back via software Pull down will put the relays in non energized mode on power up Pull up will put the relays in energized mode on power up Power Table 2 Power specifications Parameter Conditions Specification USB 5 V input voltage range 4 75 V min to 5 25 V max USB 5 V supply current All modes of operation 10 mA max External power supply required MCC p n CB PWR 9 9V 10 1A Voltage supervisor limits PWR LED Vex lt 6 0 V Vex gt 12 5 V PWR LED Off power fault 6 0 V lt Vex lt 12 5 V PWR LED On External power consumption All relays on 100 mA downstream hub power 750 mA typ 850 mA max All relays off 100 mA downstream hub power 170 mA typ 200 mA max 4 1 USB ERBO8 User s Guide Specifications External power input Table 3 External power input specifications Parameter Conditions Specification External power input 6 0 VDC to 12 5 VDC 9 VDC power supply included Voltage supervisor limits PWR LED 6 0 V gt Vext or Vext gt 12 5 V PWR LED Off power fault Note 1 6 0 V lt Vent lt 12 5 V PWR LED On External power adapter included
13. d Caution Before connecting wires to the screw terminals turn off the power to the USB ERB08 and make sure that the signal wires do not contain live voltages Wire gauge Use 12 AWG to 22 AWG wire to connect field devices Properly insulate the wires to avoid any short circuit to the other connections ground or other points on the board Caution Keep the length of stripped wire at a minimum to avoid a short to the enclosure When connecting your field wiring to the screw terminals use the strip gage on the terminal strip or strip to 5 5 7 0 mm 0 215 to 0 275 long Daisy chaining additional relays to the USB ERB08 Daisy chained MCC USB Series products connect to the USB bus through the high speed hub on the USB ERBO8 You can daisy chain a maximum of four MCC USB Series products to a single USB 2 0 port or USB 1 1 port on your computer MCC USB Series products are USB 1 1 full speed devices that provide a signaling bit rate of 12 Mb s The throughput rate is shared by all devices connected to the USB bus Use the supplied cable or an equivalent cable when daisy chaining MCC USB Series products To daisy chain two or more USB ERB08 modules follow the steps below This procedure assumes you already have one USB ERBO08 connected to a computer and to an external power source The USB ERB08 already connected to the computer is referred to as the connected module The USB ERBO8 you want to daisy chain to the connected module is refe
14. ee eS en ae eG eo Re E 3 5 Relay contact protection circuit for inductive loads eee sees 3 5 Chapter 4 Specifications ii 22 iin Ae kee et ese eid Aci sed ase thy 4 1 Output specifications AAA A E E E E E E E E E A 4 1 1 e CT 4 1 External powerinputs T 4 2 External power output s c2 ce cae Beet E e E E ee ee SA R a 4 2 USBiSpecitiGatOnis 2c sscssecessevsecscsese E E avd oe oa Basta ese saad aS Bes etd AE ER 4 2 Relay contact pull up down ODO sese eee 4 2 Mechanical n sic ccd rdiets dient avis ied Miele ieee eee et ae Ale ees 4 3 Environmental narine nni eae iin ae tte nee hanes Datei a Den Devers tn E ial 4 3 iv USB ERBO8 User s Guide Main CONNECLORS R 2 Rod e ies RE Bote oe ae ices Atari aT EEE teehee Geen nbs Screw terminal pin Out sensekse a e EEE cate o AEE a E EEEO dost EEE Eases Preface About this User s Guide What you will learn from this user s guide This user s guide explains how to install configure and use the USB ERB08 so that you get the most out of its electromechanical relay features This user s guide also refers you to related documents available on our web site and to technical support resources Conventions in this user s guide For more information on Text presented in a box signifies additional information and helpful hints related to the subject matter you are reading Caution Shaded caution statements present information to help you avoid injuring yourself and
15. equivalent min 24 AWG VBUS GND min 28 AWG D D USB cable length 3 meters max Relay contact pull up down option Table 6 Relay pull up pull down specifications R1 R3 R5 R7 R10 R12 R14 R16 Relays NO contact pull up to USB 5V pull down R2 R4 R6 R8 RY R11 R13 R15 Relays NC contact pull up to USB 5V pull down USB ERBO8 User s Guide Specifications Mechanical Table 7 Mechanical specifications Card dimensions 203 2 mm L x 121 mm W x 20 0 mm H 8 0 L x 4 8 W x 0 8 H Enclosure dimensions 241 3 mm L x 125 7 mm W x 58 9 mm H 9 50 L x 4 95 W x 2 32 H Environmental Table 8 Environmental specifications Operating temperature range 0 to 70 C Storage temperature range 40 to 100 C Humidity 0 to 95 non condensing Main connector Table 9 Main connector specifications Connector type Screw terminal Wire gauge range 12 to 22 AWG Screw terminal pin out Table 10 Screw terminal pin out Pin Signal Name 1 NC Relay 1 Normally Closed contact 1 C Relay 1 Common contact 1 NO Relay 1 Normally Open contact 2 NC Relay 2 Normally Closed contact 2 C Relay 2 Common contact 2 NO Relay 2 Normally Open contact 3 NC Relay 3 Normally Closed contact 3 C Relay 3 Common contact 3 NO Relay 3 Normally Open contact 4 NC Relay 4 Normally Clo
16. ibility of such damages HM USB ERB08 doc ii Trademark and Copyright Information TracerDAQ Universal Library Harsh Environment Warranty Measurement Computing Corporation and the Measurement Computing logo are either trademarks or registered trademarks of Measurement Computing Corporation Windows Microsoft and Visual Studio are either trademarks or registered trademarks of Microsoft Corporation LabVIEW is a trademark of National Instruments CompactFlash is a registered trademark of SanDisk Corporation All other trademarks are the property of their respective owners Information furnished by Measurement Computing Corporation is believed to be accurate and reliable However no responsibility is assumed by Measurement Computing Corporation neither for its use nor for any infringements of patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent or copyrights of Measurement Computing Corporation All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form by any means electronic mechanical by photocopying recording or otherwise without the prior written permission of Measurement Computing Corporation Notice Measurement Computing Corporation does not authorize any Measurement Computing Corporation product for use in life support systems and or devices without prior written con
17. m to ensure that at least 6 0 VDC is provided to the last board in the chain 3 4 USB ERBO8 User s Guide Functional Details Relay configuration You can install a pull up or pull down resistor at the NO and NC terminals on each relay Note that the pull up resistors are tied to the 5 V power and should be considered when calculating the power budget The relay configuration is illustrated in the following schematic User installed pull up pull down resistor e 5 5 GND e 5 E S GND M NC Buffer C i S Digital output anver steals ee from the user 3 per 10k relay resistor l Pull up pull down switch S2 Figure 3 6 Relay configuration The relay contacts associated that are with each relay location are listed in Table 3 4 Table 3 4 Relay locations and associated contacts R1 R3 R5 R7 R10 R12 R14 R16 Relays NO contact pull up to USB 5 V pull down R2 R4 R6 R8 R9 R11 R13 R15 Relays NC contact pull up to USB 5 V pull down Relay contact protection circuit for inductive loads When you connect an inductive load to a relay energy stored in the inductive load can induce a large voltage surge when you switch the relay This voltage can severely damage the relay contacts To limit the voltage surge across the inductive load in a DC circuit install a kickback diode across the inductive load Refer to the contact protection circuit in Figure 3 7 For AC loads install a
18. munity Criteria A IEC 1000 4 8 1994 Magnetic Field immunity Criteria A IEC 1000 4 11 1994 Voltage Dip and Interrupt immunity Criteria A Declaration of Conformity based on tests conducted by Chomerics Test Services Woburn MA 01801 USA in April 2005 Test records are outlined in Chomerics Test Report EMI3931 04 We hereby declare that the equipment specified conforms to the above Directives and Standards Rho Carl Haapaoja Director of Quality Assurance Measurement Computing Corporation 10 Commerce Way Suite 1008 Norton Massachusetts 02766 508 946 5100 Fax 508 946 9500 E mail info mccdag com www mccdag com
19. nk for invert or non invert By default this switch is shipped with all banks configured for non inverted logic as shown in Figure 2 3 INVERT NON INVERT S1 Figure 2 3 Invert non invert switch S1 NON INVERT mode when 0 is written or read back via the USB bus the relays are not energized INVERT mode when 0 is written or read back via the USB bus the relays are energized Switch settings for polarity can be read back via software through the USB bus Switch settings for S1 do not affect the power on condition Relay power on state Configure the Pull up pull down switch S2 to set the state of each relay bank at power up By default this product is shipped with the switch for all banks configured for pull down relays inactive at power up as shown in Figure 2 4 PULL DOWN PULL UP S2 Figure 2 4 Pull up pull down switch S2 When set to pull up the relays are put into an energized state at power up regardless of the state of switch S1 When set to pull down the relays are put into a non energized state at power up Switch settings can be read back via software through the USB bus Connecting the external power supply Power to the USB ERB08 is provided with the 9 V 1 A external power supply CB PWR 9 You must connect the external power supply before connecting the USB connector to the USB ERBO0B8 To connect the power supply to your USB ERB08 do the following 1 Connect the external power cord to the
20. others damaging your hardware or losing your data lt tt gt Angle brackets that enclose numbers separated by a colon signify a range of numbers such as those assigned to registers bit settings etc bold text Bold text is used for the names of objects on the screen such as buttons text boxes and check boxes For example 1 Insert the disk or CD and click the OK button italic text Italic text is used for the names of manuals and help topic titles and to emphasize a word or phrase For example The J nstaCal installation procedure is explained in the Quick Start Guide Never touch the exposed pins or circuit connections on the board Where to find more information The following electronic documents provide helpful information relevant to the operation of the USB ERBO8 MCC s Specifications USB ERBO8 the PDF version of the Specifications chapter in this guide is available on our web site at www mccdaq com pdfs USB ERB08 pdf MCC s Quick Start Guide is available on our web site at www mcecdag com PDFmanuals DAQ Software Quick Start pdf MCC s Guide to Signal Connections is available on our web site at www mcecdag com signals signals pdf MCC s Universal Library User s Guide is available on our web site at www mcecdag com PDFmanuals sm ul user guide pdf MCC s Universal Library Function Reference is available on our web site at www mcecdag com PDFmanuals sm ul functions pdf s MCC s Universal Library for LabVIEW
21. rred to as the new module 3 3 USB ERBO8 User s Guide Functional Details 1 Connect the POWER OUT connector on the connected module to the POWER IN connector on the new module This step is required only if you plan to daisy chain power to another module Connect the USB OUT connector on the connected module to the USB IN connector on the new module To add another module repeat steps 1 2 with the module you just connected now being the connected module A daisy chain example is shown in Figure 3 5 Note that the last board in the chain is supplied with external power USB port to POWER OUT USB IN to POWER IN 4 e 7 CB PWR 9 U USB OUT supply USB OUT to POWER IN to USB IN to USB IN Ea CB PWR 9 supply ao to POWER IN Figure 3 5 Daisy chain connections Power limitations using multiple USB ERBO8 devices When daisy chaining additional MCC USB Series products to the USB ERB08 you must ensure that you provide adequate power to each board that you connect The USB ERB08 is powered with a 9 VDC nominal 1 0 A external power supply When connecting multiple modules power supplies with higher current capability such as the CB PWR 9V3A are available from MCC Voltage drop A drop in voltage occurs with each board connected in a daisy chain system The voltage drop between the power supply input and the daisy chain output is 0 5 V maximum Factor in this voltage drop when you configure a daisy chain syste
22. sed contact 4 C Relay 4 Common contact 4 NO Relay 4 Normally Open contact 5 NC Relay 5 Normally Closed contact 5 C Relay 5 Common contact 5 NO Relay 5 Normally Open contact 6 NC Relay 6 Normally Closed contact 6 C Relay 6 Common contact 6 NO Relay 6 Normally Open contact 7 NC Relay 7 Normally Closed contact 7 C Relay 7 Common contact 7 NO Relay 7 Normally Open contact 8 NC Relay 8 Normally Closed contact 8 C Relay 8 Common contact 8 NO Relay 8 Normally Open contact 4 3 CE Declaration of Conformity Manufacturer Measurement Computing Corporation Address 10 Commerce Way Suite 1008 Norton MA 02766 USA Measurement Computing Corporation declares under sole responsibility that the product USB ERB08 to which this declaration relates is in conformity with the relevant provisions of the following standards or other documents EU EMC Directive 89 336 EEC Electromagnetic Compatibility EN 61326 1997 Amendment 1 1998 Emissions Group 1 Class A EN 55011 1990 CISPR 11 Radiated and Conducted emissions Immunity EN61326 Annex A IEC 1000 4 2 1995 Electrostatic Discharge immunity Criteria C IEC 1000 4 3 1995 Radiated Electromagnetic Field immunity Criteria A IEC 1000 4 4 1995 Electric Fast Transient Burst immunity Criteria B IEC 1000 4 5 1995 Surge immunity Criteria A IEC 1000 4 6 1996 Radio Frequency Common Mode im
23. sent from Measurement Computing Corporation Life support devices systems are devices or systems which a are intended for surgical implantation into the body or b support or sustain life and whose failure to perform can be reasonably expected to result in injury Measurement Computing Corporation products are not designed with the components required and are not subject to the testing required to ensure a level of reliability suitable for the treatment and diagnosis of people iii Table of Contents Preface About this Usen s Guide 2 2 ricicsccntcdeccecacsheccancdecestecsusccneescecteansbedtepeeueeaiassasaadesceessent onctanetencdtanscdeentaeess vi What you will learn from this user s guide sees eee vi Conventions in this users guide x 20ccccccceccassccteeeecencencesdiceedesuecsteesdecsedeccesescedcussashcvdsndeddcedaddhcduce ssa evevesasevedsces vi Where to find more information sages avg zsz ninii i E e a ESSEE Eia E EEE a Ee ESEE aos vi Chapter 1 Introducing the USB ERBU0R cs essere essere essere essere ennenen nenen nenen renne ennenen 1 1 Overview USB ERB08 features innrinet 1 1 USB ERB08 block darm 5273 r SZT Ta CRT ZRO ay TRD aT a a TRT ecTi R aT aT 3 a a e Ra 1 2 Software features eA ste E eee eels etl ee ce te el eI acct tan Sasa Se EE ISI cette isc fee ta 1 2 Connecting a USB ERB08 to your computer is easy ee eee ee eee 1 2 Chapter 2 Installingithe USB ERB OG a E aaa a a e T eaaa aeaa Aaaa aaa N Haaai
24. sing multiple USB ERB08 devices on page 3 4 for more information USB LED The USB LED indicates the communication status of the USB ERBO8 It uses up to 5 mA of current and cannot be disabled Table 3 2 explains the USB LED function Table 3 2 USB LED Illumination USB LED Indication illumination Steady green The USB ERBO08 is connected to a computer or external USB hub Pulsing green Initial communication is established between the USB ERBO08 and the computer or data is being transferred PWR LED The USB ERBO08 incorporates an on board voltage supervisory circuit that monitors the external 9 V power If the input voltage falls outside of the specified range the PWR LED shuts off Table 3 3 explains the function of the PWR LED Table 3 3 PWR LED Illumination PWR LED Indication illumination Steady green External power is supplied to the USB ERBO8 Off Power is not supplied by the external supply or a power fault has occurred A power fault occurs when the input power falls outside of the specified voltage range of the external supply 6 0 V to 12 5 V Invert Non invert switch S1 The Invert non invert switch S1 sets the relay control logic per relay bank to either inverted or non inverted By default switch S1 is configured for non invert see Figure 2 3 INVERT NON INVERT C Cm CH C jcL S1 Figure 3 2 Switch S1 default configuration The switch labeled
25. ternal power supply that was shipped with the device Configuring the hardware switches The USB ERB08 has two on board switches that you set to configure the relay control logic polarity and relay power on state Factory configured default settings are listed in Table 2 1 Refer to Figure 3 1 for the location of each switch on the USB ERBO8 Table 2 1 Default switch configuration Board label Description Default setting INVERT NON INVERT Configures the relay control logic parity per relay bank for invert or Non invert S1 non invert logic Pull DOWN PULL UP Configures the relay power on state per relay bank for pull up or Pull down S2 pull down Each DIP switch sets the configuration of one relay group The switch labeled CL configures relays 1 through 4 the switch labeled CH configures relays 5 through 8 No function gt IL 4 No function gt mm __ Configures relays 5 8 gt a __ CH Configures relays 1 4 gt m ICL Figure 2 2 Typical board switch Port CL consists of relays 1 through 4 and Port CH consists of relays 5 through 8 Remove from the enclosure to access the on board switches To change the configuration of a switch you must first remove the USB ERBO08 from the enclosure 2 2 USB ERBO8 User s Guide Installing the USB ERB08 Relay control logic parity Configure the Invert non invert switch S1 to set the relay control logic polarity for each relay ba
26. tion to this hardware user s guide you should also receive the Quick Start Guide available in PDF at www mcecdag com PDFmanuals DAQ Software Quick Start pdf This booklet supplies a brief description of the software you received with your USB SSR08 and information regarding installation of that software Please read this booklet completely before installing any software or hardware Unpacking the USB ERB08 As with any electronic device you should take care while handling to avoid damage from static electricity Before removing the USB ERB08 from its packaging ground yourself using a wrist strap or by simply touching the computer chassis or other grounded object to eliminate any stored static charge If your USB ERB08 is damaged notify Measurement Computing Corporation immediately by phone fax or e mail For international customers contact your local distributor where you purchased the USB ERB08 Phone 508 946 5100 and follow the instructions for reaching Tech Support Fax 508 946 9500 to the attention of Tech Support Email techsupport mccdaq com Installing the software Refer to the Quick Start Guide for instructions on installing the software on the Measurement Computing Data Acquisition Software CD This booklet is available in PDF at www mccdaq com PDFmanuals DA Q Software Quick Start pdf Installing the USB ERB08 Before you connect the USB ERB08 to your computer configure the hardware and then connect the ex
27. w terminals switch S1 Figure 3 1 USB ERB08 components USB in connector NO NC C NO NC C NO The USB in connector is labeled USB IN on the board and enclosure This connector is a USB 2 0 full speed input connector that you connect to the USB port on your computer or USB hub connected to your computer This connector supports USB 1 1 and USB 2 0 devices USB out connector The USB out connector is labeled USB OUT on the board and enclosure This connector is a downstream hub output port intended for use with other MCC USB Series products only The USB hub is self powered and can provide 100 mA maximum current at 5 V For information on daisy chaining to other MCC USB Series products refer to Daisy chaining additional modules to the USB ERB08 on page 3 3 3 1 USB ERBO8 User s Guide Functional Details External power connectors The USB ERB08 has two external power connectors labeled POWER IN and POWER OUT on the enclosure The POWER IN connector is labeled PWR IN on the board and the POWER OUT connector is labeled PWR OUT on the board Connect the POWER IN connector to the supplied 9 V external power supply External power is required to operate the USB ERB08 The POWER OUT connector lets you power additional daisy chained MCC USB Series products from a single external power supply Depending on your load requirements daisy chained products may require a separate power supply Refer to Power limitations u
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