FP-QUAD-510 and cFP-QUAD-510
Contents
1. it sends initial configuration information to the c FP QUAD 510 After the c FP QUAD 510 receives this initial information the green READY indicator lights and the module is in normal operating mode Upgrading the FieldPoint Firmware You may need to upgrade the FieldPoint firmware when you add new I O modules to the FieldPoint system For information on determining which firmware you need and how to upgrade go to ni com info and enter fpmatrix Isolation and Safety Guidelines Caution Read the following information before attempting to connect the c FP QUAD 510 to any circuits that may contain hazardous voltages This section describes the isolation of the c FP QUAD 510 and its compliance with international safety standards The field wiring connections are isolated from the backplane and the inter module communication bus The isolation is provided by the module which has optical and galvanic isolation barriers designed and tested to protect against transient fault voltages of up to 2 300 Vrms National Instruments Corp 13 FP QUAD 510 and cFP QUAD 510 Follow these guidelines to ensure a safe total system The c FP QUAD 510 has a safety isolation barrier between the I O channels and the inter module communication bus There is no isolation between channels unless otherwise noted If any of the channels on a module are wired at a hazardous potential make sure that all other devices or circuits connected to that mo2. A 0 Phase B 0 and Index 1 Index value remains latched at 1 until you read the channel in software and then it is reset to 0 The Index signal must occur when both Phase A and Phase B signals are low as shown in Figure 7 Figure 7 Encoder Signal Phasing Vrng 32768 T Vres 1 6 10 counts T Phase A Phase B Index 1 0 1 0 0 1 Status Channel 1 FP QUAD 510 and cFP QUAD 510 12 ni com Note If the axis is stopped while the status channel is 1 reading the value of the status channel resets the channel to 0 However since the index channel is still 1 the status channel immediately returns to 1 If the Reset on Index attribute is selected then the status channel does not need to be read between successive index pulses in order for the position counters to reset The position counters respond to index pulses as programmed regardless of the state of the status channel For more information about Reset on Index and other attributes refer to the Configuring Position Counters section Status Indicators The c FP QUAD 510 has two green status LEDs POWER and READY After you install the c FP QUAD 510 onto a terminal base or backplane and apply power to the connected network module the green POWER indicator lights and the c FP QUAD 510 informs the network module of its presence When the network module recognizes the c FP QUAD 510
3. measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 3121 1 UL 61010C 1 CAN CSA C22 2 No 1010 1 For UL hazardous location and other safety certifications refer to the product label or to ni com Electromagnetic Compatibility CE C Tick and FCC Part 15 Class A Compliant Emissions EN 55011 Class A at 10 m FCC Part 15A above 1 GHz Immunity EN 61326 1997 A2 2001 Table 1 Note For EMC compliance you must operate this device with shielded cabling CE Compliance This product meets the essential requirements of applicable European Directives as amended for CE marking as follows Low Voltage Directive safety 73 23 EEC Electromagnetic Compatibility Directive EMC 89 336 EEC Note Refer to the Declaration of Conformity DoC for this product for any additional regulatory compliance information To obtain the DoC for this product click Declarations of Conformity Information at ni com hardref nsf National Instruments Corp 17 FP QUAD 510 and cFP QUAD 510 Mechanical Dimensions Figure 8 shows the mechanical dimensions of the FP QUAD 510 installed on a terminal base If you are using the cFP QUAD 510 refer to your Compact FieldPoint controller user manual for the dimensions and cabling clearance requirements of the Compact FieldPoint system Figure 8 FP QUAD 5
4. where there may be flammable gases or fumes FP QUAD 510 and cFP QUAD 510 14 ni com Specifications The following specifications are typical for a range of 40 to 70 C unless otherwise noted Encoder Input Number of channels 4 Input type Single ended VIL 0 0 0 8 V VIH 2 0 30 0 V Differential High VIN 0 3 V VIN 30 V 0 V VIN 3 0 V Low 0 V VIN 3 0 V VIN 0 3 V VIN 30 0 V Input bandwidth 250 kHz for each input Encoder frequency 1 million counts second Minimum input pulse width 2 s Counter width 32 bits 4 294 967 295 counts External supply voltage 8 30 VDC user provided at 5 W Encoder supply voltage 5 VDC 0 25 V at 600 mA maximum1 Physical Characteristics Indicators Green POWER and READY indicators Weight FP QUAD 510 143 g 5 1 oz cFP QUAD 510 113 g 4 0 oz Power Requirements Power from network module 1 2 W maximum 1 The maximum current for all four 5 V output terminals combined is 600 mA National Instruments Corp 15 FP QUAD 510 and cFP QUAD 510 Isolation Voltage Chann
5. 0 553 322 Norway 47 0 66 90 76 60 Poland 48 0 22 3390 150 Portugal 351 210 311 210 Russia 7 095 783 68 51 Singapore 65 6226 5886 Slovenia 386 3 425 4200 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 200 51 51 Taiwan 886 2 2528 7227 Thailand 662 992 7519 United Kingdom 44 0 1635 523545 2002 2003 National Instruments Corp All rights reserved 323350B 01 Jul03 323350B 01 FieldPoint LabVIEW National Instruments NI and ni com are trademarks of National Instruments Corporation Product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents
6. 10 Mechanical Dimensions Where to Go for Support For more information about setting up the FieldPoint system refer to these National Instruments documents FieldPoint network module user manual Other FieldPoint I O module operating instructions FieldPoint terminal base and connector block operating instructions Go to ni com support for the most current manuals examples and troubleshooting information For telephone support in the United States create your service request at ni com support and follow the calling instructions or dial 512 795 8248 For telephone support outside the United States contact your local branch office Australia 1800 300 800 Austria 43 0 662 45 79 90 0 Belgium 32 0 2 757 00 20 Brazil 55 11 3262 3599 Canada Calgary 403 274 9391 Canada Montreal 514 288 5722 Canada Ottawa 613 233 5949 Canada Qu bec 514 694 8521 Canada Toronto 905 785 0085 Canada Vancouver 514 685 7530 China 86 21 6555 7838 109 5 mm 4 31 in 91 44 mm 3 60 in 107 19 mm 4 22 in FP QUAD 510 and cFP QUAD 510 18 ni com Czech Republic 420 2 2423 5774 Denmark 45 45 76 26 00 Finland 385 0 9 725 725 11 France 33 0 1 48 14 24 24 Germany 49 0 89 741 31 30 Greece 30 2 10 42 96 427 India 91 80 51190000 Israel 972 0 3 6393737 Italy 39 02 413091 Japan 81 3 5472 2970 Korea 82 02 3451 3400 Malaysia 603 9131 0918 Mexico 001 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 080
7. FieldPoint Operating Instructions FP QUAD 510 and cFP QUAD 510 Four Axis Quadrature Input Module These operating instructions describe how to install and use the National Instruments FP QUAD 510 and cFP QUAD 510 quadrature input modules referred to inclusively as the c FP QUAD 510 For information about configuring and accessing the c FP QUAD 510 over a network refer to the user manual for the FieldPoint network module you are using Features The c FP QUAD 510 is a FieldPoint quadrature input module with the following features Four position counters each with Phase A Phase B and Index input terminals Velocity measurement 32 bit counters with LabVIEW RT Programmable reset on index mode Inputs compatible with TTL and differential encoders 2 300 Vrms transient overvoltage protection 40 to 70 C operation Hot swappable FP QUAD 510 and cFP QUAD 510 2 ni com Power Requirement The c FP QUAD 510 is powered by the FieldPoint network module through the terminal base or backplane The c FP QUAD 510 requires up to 1 2 W of power which may limit the number of I O modules that you can connect to a single network module Before you configure a FieldPoint system that uses a c FP QUAD 510 module calculate the total power consumption of the I O modules on the FieldPoint bank You can find the power requirement specification in the operating instructions for each I O
8. dule are properly insulated from human contact Do not share the external supply voltages the V and C terminals with other devices including other FieldPoint devices unless those devices are isolated from human contact For Compact FieldPoint you must connect the protective earth PE ground terminal on the cFP BP x backplane to the system safety ground The backplane PE ground terminal has the following symbol stamped beside it Connect the backplane PE ground terminal to the system safety ground using 14 AWG 1 6 mm wire with a ring lug Use the 5 16 in panhead screw shipped with the backplane to secure the ring lug to the backplane PE ground terminal As with any hazardous voltage wiring make sure that all wiring and connections meet applicable electrical codes and commonsense practices Mount terminal bases and backplanes in an area position or cabinet that prevents accidental or unauthorized access to wiring that carries hazardous voltages Operate the c FP QUAD 510 only at or below Pollution Degree 2 Pollution Degree 2 means that only nonconductive pollution occurs in most cases Occasionally however a temporary conductivity caused by condensation must be expected Refer to the FieldPoint product label for regulatory certification under hazardous location standards If the FieldPoint product is not certified for operation in hazardous locations do not operate it in an explosive atmosphere or
9. each time the index condition is met This is useful in applications in which only the position within one rotation of the encoder is important to the user In this mode of operation any position count errors that occur are canceled when the index condition is met Refer to the Configuring Index Status Channels section for more information about the index Commands In FieldPoint software you can send Reset commands to channels 0 to 3 The Reset command resets both the upper and lower 16 bit registers of the counter For example sending a reset command to channel 0 resets both channels 0 and 4 Configuring Velocity Data Channels The c FP QUAD 510 uses a timebase counter to determine the rate of change of position velocity for each axis The four velocity data registers channels 8 to 11 contain velocity data for axes 0 to 3 respectively The data in each register represents the velocity of the axis in number of counts per microsecond A positive number indicates motion in the forward direction and a negative number indicates motion in the reverse direction Figure 6 shows one period of forward motion and one period of reverse motion Phase A Phase B 00 10 11 01 4 Counts Per Period FP QUAD 510 and cFP QUAD 510 10 ni com Figure 6 Forward and Reverse Motion and Resulting Counts You can configure each register independently with one of eight velocity ranges as shown in Table 3 Each range is based on a different timeba
10. el to channel isolation No isolation between channels Transient overvoltage 2 300 Vrms Environmental FieldPoint modules are intended for indoor use only For outdoor use they must be mounted inside a sealed enclosure Operating temperature 40 to 70 C1 Storage temperature 55 to 85 C Humidity 10 to 90 RH noncondensing Maximum altitude 2 000 m at higher altitudes the isolation voltage ratings must be lowered Pollution Degree 2 Shock and Vibration These specifications apply only to the cFP QUAD 510 NI recommends Compact FieldPoint if your application is subject to shock and vibration Operating vibration random IEC 60068 2 64 10 500 Hz 5 grms Operating vibration sinusoidal IEC 60068 2 6 10 500 Hz 5 g Operating shock IEC 60068 2 27 50 g 3 ms half sine 18 shocks at 6 orientations 30 g 11 ms half sine 18 shocks at 6 orientations 1 If you are using a cFP QUAD 510 in the 60 to 70 C temperature range use an external power supply for the encoder and do not use the 5 V terminal FP QUAD 510 and cFP QUAD 510 16 ni com Safety This product is designed to meet the requirements of the following standards of safety for electrical equipment for
11. ifferential signal input Figure 4 Basic Field Connections to Differential Encoders The c FP QUAD 510 supports differential inputs for Phase A Phase B and Index signals You can easily accommodate encoders A B Index 5 V GND Encoder 5 V Regulator A A B B I I 5 V COM V C c FP QUAD 510 8 30 VDC 5 W External Power Supply Input Circuitry 2 A max A A B B Index Index 5 V GND Encoder 5 V Regulator A A B B I I 5 V COM V C c FP QUAD 510 8 30 VDC 5 W External Power Supply Input Circuitry 2 A max National Instruments Corp 7 FP QUAD 510 and cFP QUAD 510 with various phase relationships by swapping the signals and or connecting them to the inverting inputs as specific applications require If the index polarity is inverted try reversing the Index and Index signals on differential encoders or using the Index input on single ended encoders Power for a 5 V encoder is also provided for each axis If you are using an encoder that requires a different voltage level reference an external supply to either the C terminal or the COM terminal Configuring c FP QUAD 510 Channels Table 2 summarizes the functionality of each c FP QUAD 510 channel as accessed through FieldPoint software Table 2 c FP QUAD 510 Channel Operation Summary Channel Nu
12. mber Channel Description Type Range 0 Position LSB1 0 Count Input 0 65 535 1 Position LSB 1 Count Input 0 65 535 2 Position LSB 2 Count Input 0 65 535 3 Position LSB 3 Count Input 0 65 535 4 Position MSB2 0 Count Input 0 65 535 5 Position MSB 1 Count Input 0 65 535 6 Position MSB 2 Count Input 0 65 535 7 Position MSB 3 Count Input 0 65 535 8 Velocity 0 Analog Input 8 Ranges 9 Velocity 1 Analog Input 8 Ranges 10 Velocity 2 Analog Input 8 Ranges 11 Velocity 3 Analog Input 8 Ranges 12 Index 0 Digital Input Boolean 13 Index 1 Digital Input Boolean 14 Index 2 Digital Input Boolean 15 Index 3 Digital Input Boolean 1 Least significant bit 2 Most significant bit FP QUAD 510 and cFP QUAD 510 8 ni com Configuring Position Counters Channels 0 to 7 are 16 bit position counters Channels 0 to 3 contain the 16 least significant bits LSB of axes 0 to 3 respectively Channels 4 to 7 contain the 16 most significant bits MSB of axes 0 to 3 respectively In order to use 32 bit counters you must create your application in LabVIEW RT and run it embedded on a FieldPoint RT controller For all other application software use 16 bit counters Complete the following steps to create a 32 bit position counter for axis 0 1 In FieldPoint software create a new item for the c FP QUAD 510 2 Give the new item a descriptive name such as Axis 0 Counte
13. module The maximum power the network module can supply is specified in the network module user manual Make sure the total power requirement for all of the I O modules in the bank is less than the maximum power available from the network module Suppose you have a bank with an FP 2000 network module four FP QUAD 510 modules and five FP DI 301 modules The FP 2000 can supply up to 9 W The FP QUAD 510 requires 1 2 W and the FP DI 301 requires 0 325 W The four FP QUAD 510 and five FP DI 301 modules require a total of 6 4 W This power requirement is less than the 9 W maximum Installing the FP QUAD 510 The FP QUAD 510 mounts on a FieldPoint terminal base FP TB x which provides operating power to the module Installing the FP QUAD 510 onto a powered terminal base does not disrupt the operation of the FieldPoint bank To install the FP QUAD 510 refer to Figure 1 and complete the following steps 1 Slide the terminal base key to either position X used for any module or position 8 used for the FP QUAD 510 2 Align the FP QUAD 510 alignment slots with the guide rails on the terminal base 3 Press firmly to seat the FP QUAD 510 on the terminal base When the module is firmly seated the terminal base latch locks it into place 4 1 2 W 5 0 325 W 6 4 W National Instruments Corp 3 FP QUAD 510 and cFP QUAD 510 Figure 1 Installing the FP QUAD 510 Installing the cFP QUAD 510 The cFP QUAD 510 mou
14. nts on a Compact FieldPoint backplane cFP BP x which provides operating power to the module Installing the cFP QUAD 510 onto a powered backplane does not disrupt the operation of the FieldPoint bank To install the cFP QUAD 510 refer to Figure 2 and complete the following steps 1 Align the captive screws on the cFP QUAD 510 with the holes on the backplane The alignment keys on the cFP QUAD 510 prevent backward insertion 2 Press firmly to seat the cFP QUAD 510 on the backplane 3 Using a number 2 Phillips screwdriver with a shank of at least 64 mm 2 5 in length tighten the captive screws to 1 1 N m 10 lb in of torque The nylon coating on the screws prevents them from loosening Alignment Slot Key Latch Guide Rails Terminal Base I O Module FP QUAD 510 and cFP QUAD 510 4 ni com Figure 2 Installing the cFP QUAD 510 Wiring the c FP QUAD 510 The FP TB x terminal base provides connections for each axis for 5 V output to encoders and for an external supply to power the FP QUAD 510 input channels and the 5 V output The cFP CB x connector block provides the same connections for the cFP QUAD 510 The V terminals are all internally connected as are the 5 V terminals All the C and COM terminals are also internally connected Use an 8 30 VDC 5 W external power supply for the input channels and the 5 V outputs Connect the power supply to the Vand C terminals 1 cFP QUAD 510 2 Ca
15. ptive Screws 3 cFP Controller 4 Screw Holes 5 cFP Backplane 2 2 1 3 5 4 4 National Instruments Corp 5 FP QUAD 510 and cFP QUAD 510 Caution If you are using a cFP QUAD 510 in the 60 70 C temperature range connect an external power supply directly to the voltage input of the encoder and do not use the 5 V output terminal Install a 2 A maximum fast acting fuse between the external power supply and the V terminal Table 1 lists the terminal assignments for the signals of each axis A and A represent the Phase A signals B and B represent the Phase B signals and I and I represent the Index signals Terminal assignments are also listed on the side panel of the cFP QUAD 510 and under the slide in card on the front of the FP QUAD 510 The c FP QUAD 510 accepts two types of encoder signal inputs single ended TTL and differential line driver Figure 3 shows the typical encoder wiring for single ended signal input Connect only one terminal for each input signal as shown in Figure 3 Table 1 Terminal Assignments Signal Terminal Numbers Axis 0 Axis 1 Axis 2 Axis 3 A 1 5 9 13 A 17 21 25 29 B 2 6 10 14 B 18 22 26 30 I 3 7 11 15 I 19 23 27 31 5 V 4 8 12 16 COM 20 24 28 32 FP QUAD 510 and cFP QUAD 510 6 ni com Figure 3 Basic Field Connections to Single Ended Encoders Figure 4 shows the typical encoder wiring for d
16. r 3 Select channels 0 and 4 4 Click OK 5 Combine channels 0 and 4 in your LabVIEW RT application Refer to ni com support for an example program that shows how to use a 32 bit counter with FieldPoint and LabVIEW RT Position Counter Input Circuit The circuit for the position counter inputs consists of a comparator with current limited inputs to convert signals from differential to single ended The output of the comparator drives an optoisolator When you apply a voltage above the threshold voltage to the input terminal the comparator turns on the optoisolator registering in an ON state The inputs are designed to be compatible with single ended TTL encoders or differential encoders supplying a differential voltage of at least 0 3 V Refer to the Specifications section for more information about the threshold voltage levels for TTL and differential input The c FP QUAD 510 supports X4 encoding which uses four counts per period as shown in Figure 5 Each phase input is rated for frequencies up to 250 kHz Because there are four counts per period each axis can count up to one million counts per second National Instruments Corp 9 FP QUAD 510 and cFP QUAD 510 Figure 5 Quadrature Encoder Counts Period Relationship Reset on Index Capability Reset Mode is a channel attribute that you can set in FieldPoint software In Reset on Index mode each position counter resets both the upper and lower 16 bit registers
17. se length and has a different resolution Table 3 Velocity Ranges Length of Timebase s Velocity Range counts s Velocity Resolution 204 8 160 4 883 counts s 409 6 80 2 441 counts s 819 2 40 1 221 counts s 1 638 4 20 610 4 counts s 3 276 8 10 305 2 counts s 6 553 6 5 152 6 counts s 13 107 2 2 5 76 29 counts s 26 214 4 1 25 38 15 counts s Phase A Phase B Forward Motion Phase A Phase B n 3 n 2 n 1 n Reverse Motion 1 0 1 0 1 0 1 0 Count n 3 n 2 n 1 n Count National Instruments Corp 11 FP QUAD 510 and cFP QUAD 510 The velocity range is the maximum velocity that can be measured for a given timebase The velocity register uses a 15 bit counter which gives a maximum number of counts of 215 or 32 768 Therefore the velocity range for a given timebase is calculated using the following formula where Vrng is the velocity range in counts per microsecond and T is the timebase in microseconds The velocity resolution for a given timebase is determined by the following formula where Vres is the velocity resolution in counts per second and T is the timebase in microseconds Configuring Index Status Channels The c FP QUAD 510 has four channels 12 to 15 which contain the values of the index signals for axes 0 to 3 respectively Index value is latched at 1 when the condition at the axis inputs is Phase
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