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1. 10000MV 5000MV 0 32000 10000 POINT 10000 9 GFK 0388G August 1997 software configurator function Scaling is set by en tering the desired voltage or current value and the corresponding engineering units for each of two points Engineering units are a 16 bit signed value 32767 to 32767 When configuring scale factors 0 mY or 0 mA must correspond to an engineering unit number between 32767 and 32767 Note Scaling to engineering units does not in crease the resolution of the value but does transform it into more convenient units Scaling can be used to compensate for dif ferences between actual and theoretical values due to inaccuracies encountered in field devices POINT a44136 32000 10000 16000 5000 USER SCALING 30000 5000MV 10000MV Figure 10 User Scaling for Voltage Output Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F 10 Analog Modules GFK 0388G High Level Analog Output System Voltage Current Module August 1997 OUTPUT CURRENT 32000 20000 20000 pA 12000 4A 7 777 8000uA F 4000 A g4 PONT 2 30000 10000 0 4000 a T 0O 0000 4000 pA 8000 pA 12000 pA 16000 u A 20000 uA Figure 11 User Scaling for Current Output Using Data Commands to Modify Configuration The Data Command provides a mechanism that al lows you to mo2. Vout VRET I REF PWR Figure 4 Field Wiring Connections to Module s 1 0 Terminal Board Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F 58 3 4 GFK 0388G August 1997 Connections to User Devices Connections to the Analog Output module from user devices are made to screw terminals on a removable 40 terminal connector block mounted on the front of the module All field connections to the outputs should be wired to the I O terminal board using a good grade of twisted shielded instrumentation cable Separate connections are provided on the ter minal board for both current outputs and voltage out puts for each channel Actual terminals used are de termined by the configuration that has been selected for each individual channel Ground connections for each channel labeled GND on the terminal board are provided for connecting VOLTAGE O VOUT ETA USER Q A DEVICE gt VRET inal O Io IOo CO GND_ o LJ SHIELD CONNECTED AT MODULE END ONLY Analog Modules High Level Analog Output System Voltage Current Module shields This ground connection is made directly to the rack resulting in superior rejection of noise caused by any shield drain currents Actual selection of ground location may be influenced by syst
3. R0004 0000 Notused R0005 0000 Notused R0006 0000 Notused R0007 nnnn Data Command Command Word Word 0 R0008 nnnn Data Command Command Word Word 1 Analog Output Data Command Parameters The Data Command can be used to change the config uration of Fault Reporting and Output Default values for each channel Each Data Command reconfigures both of the parameters for the specified channel using the new data Bits in the configuration word are numbered with bit 1 being the least significant bit Table 3 Analog Output Data Command Parameters Location Description Data Command Word 0 Configuration Word Bit 5 0 Default Outputs 1 Hold Last State Bit 8 0 Fault Report Enabled 1 Fault Report Disabled Command Word 1 Output Default Value Range 32767 Engineering Units Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F 58 11 12 GFK 0388G August 1997 Example Sending Data Commands An example of ladder logic for sending a data com mand to an Analog Output module using COMM REQ function blocks is shown below In this example the COMMREQ command block is located in registers ROOO1 through R0008 The command to send the data is initiated by the conditional input 10289 which sets output Q0200 for one sweep The Ana log Output module is located in Rack 1 slot 7 first expansion rack This command will disable fault re Analog M
4. No jumpers or DIP switches for user to configure sx oe bee Calibrated at factory with factory calibration data S N C b Ai stored in non volatile EEPROM memory S ODIE L Easy configuration using the configuration function of 9 O EN oo Oy the MS DOS or Windows programming software CHANNEL 2 O GHH running on Windows 95 or Windows NT over S enoet END Ethernet TCP IP or through the SNP port The Pro S O nc gramming Software configuration function is installed S Ojla iO on the programming device The programming de S ban ate vice can be an IBM XT ATPS 2 or compatible Per 9 O EHE sonal Computer CHANNELS S S GND hike O Noe Or Functions S He The high level Analog Output system for the Pro 9 S Se a grammable Logic Controller PLC accepts digital data 9 O GND Oa from the CPU or other controllers accessing the PLC ANEA S N c e 3 backplane This output data is converted by a Digital S ae to Analog D A converter to analog outputs of up to O Q USER enc 10 volts full scale or 0 to 22 5 milliamp current loop i 85 oi signals S e ai The basic converter is 16 bits resolution 1 part in GND 4 65536 with 14 bit monotonicity Outputs are isolated SLOT LEA from the backplane and are protected against tran g sient and steady state overvoltage conditions Analog outputs use AQ references in the PLC A maximum of 8K words of AQ memory is available in the PLC
5. data if they occur coincident with conversion of the affected channel The noise level is a direct function of the grade of cable used for connections Power Requirements RackBackplane 5 VDC at 1 66A 8 3 watts maximum Field Side 150 mA of DC user power must be supplied by the user for the cur rent outputs The recommended operating voltage is 24 VDC A range from 10 VDC to 30 VDC user load impedance dependent see Figure 3 can be used with some loss in output accuracy Field side power to the Analog Output module should be connected to the module with a good quality shielded cable in environments where noise could be coupled into the field side power wiring Refer to GFK 0867B or later for product standards and general specifications Forinstallations requiring compliance to more stringent requirements for example FCC or European Union Directives refer to InstallationRequirements for Conformance to Standards Table 5 Ordering Information Catalog Number High Level Analog Output Module 1C697ALG320 Note For Conformal Coat option or Low Temperature Testing option please consult the factory for price and availability Series 90 70 Programmable Controller Data Sheet Manual 58 17
6. Each output channel uses one word 16 Figure 1 High Level Analog Output Module bits of AQ memory IBM and PS 2 are registered trademarks of International Business Machines Corporation MS DOS Windows Windows 95 and Windows NT are registered trademarks of Microsoft Corporation Series 90 70 Programmable Controller Data Sheet Manual 58 1 GFK 0600F 2 GFK 0388G August 1997 System Operation A block diagram of the IC697ALG320 High Level Ana log Output module and an example of user field wir ing connections to the module are shown below PLC BACKPLANE OPTO ISOLATION Analog Modules High Level Analog Output System Voltage Current Module a43970 Ct 10 VLOAD V VOLTAGE outo TAA _ OUTPUT VReT 1 1 CH1 Can GND JUMPER FOR PED i Ta OUTPUT s O 4 20MA I LOAD gi lov ea voev I RETo j Oppen o V VOLTAGE OUT ONN e _ OUTPUT v RET I CH2 OF GND oi l p REF I Vi OUT I j RETO GND Lg eto USER POWER SUPPLY PWR ne O i 4_ PWR b 001 Z5 S Vom e ee GND o MODULE USER L GROUND GROUND Figure 2 Block Diagram and User Wiring Information for IC697ALG320 Connections for both voltage and current loads are shown in the above illustration Note the following regarding the illustration 1 Each output m
7. GFK 0600F Analog Modules 15 High Level Analog Output System Voltage Current Module GFK 0388G August 1997 User Scaling Error tween 32767 and 32767 If this condition is not met the result is a configuration user scaling error and a fault is reported to the CPU The module LED is turned off and the module halts after sending the message to the CPU The valid limits for user scaling are shown in the following figure This error occurs when the user s two scaling points connected on a plot of engineering units versus mV or mA do not cross the engineering unit s axis between 32767 and 32767 In other words 0 mV or 0 mA must correspond to an engineering units number be a43983 OUTPUT VOLTAGE OR CURRENT 32767 NOT OK OK CROSSES ABSCISSA BETWEEN 32768 AND 32767 h Figure 12 Valid Limits for User Scaling Calibration EEPROM Failure During the manufacturing process each channel of the Analog Output module is calibrated for accuracy If the calibration data becomes corrupted a Calibration EEPROM fault is reported to the CPU The module LED is turned OFF and the module halts after send ing the message to the CPU This failure is not user serviceable If it should occur contact the PLC Hot line for help at 1 800 GE FANUC 1 800 433 2682 or International direct dial 804 978 6036 Series 90 70 Programmable Controller Data Sheet Manual 58 15 GFK 0600F 16 Analog Modules GFK 0388G High
8. Move data into registers 8 through 14 WORD CONST IN1 Q R0008 4E20 Register 8 sets the Output Default Value to 20000 Hexadecimal 4520 CONST IN2 0000 Remaining registers are not used XJ CONST IN3 0000 CONST IN4 0000 CONST IN5 0000 CONST IN6 0000 CONST IN7 0000 Now call the COMMREQ to send the messag Q0200 H PoI COMM_ REQ COMMREQ will set output T0051 if failure detected when sending message STOO51 SROOOL FIN FT Command block data starts in R0001 CONST SYSID Analog Output Module is in rack 1 slot 7 0107 CONST TASK Task is set to the channel to be E 00000001 configured in this case channel 1 K Series 90 70 Programmable Controller Data Sheet Manual 58 13 GFK 0600F 14 GFK 0388G August 1997 Analog Output Diagnostics Diagnostic capabilities for the analog high level out put module include LED on modules for system status indication Monitoring the health of the module Detection of configuration errors Overrange detection Underrange detection Open wire detection Module LED There is one LED on the Analog Output module This LED labeled BOARD OK flashes when the module has powered up passed its diagnostic tests and has config uration data for the CPU The Board OK LED is turned on if the configurator data from the CPU is OK It is turned off if there is a configuration error
9. and a fault is logged in the CPU IO Fault Table I O Fault Reporting The IC697 Analog Output Modules support fault detection which is used to activate fault FAULT NOFL T ladder contacts in the PLC In addition a corresponding fault message is logged in the PLC I OFault Table unless fault reporting has been dis abled in the channel configuration If fault reporting is enabled in the channel configura tion each fault condition is reported once and is not reported again until the fault condition is removed and occurs again Fault Contacts Any combination of the following faults on a channel will cause the corresponding fault contact to be ener gized The IC697 CPU supports one FAULT and NOFL T contact pair per output channel Use of fault contacts requires that Point Faults be enabled in the CPU as described in the applicable Programmable Controller Reference Manual Overrange Output Overrange occurs when the output is driven beyond the maximum actual output voltage or cur Analog Modules High Level Analog Output System Voltage Current Module rent capability of the Analog to Digital converter approximately 10 volts or 22 5 mA respectively When this occurs the actual output is clamped at 10 2 volts if configured for voltage operation or 22 5 mA if configured for current mode operation An Over range fault is reported to the CPU I O fault table if Fault Reporting is enabled in the module configu
10. the COMMREQ function block is as follows 300200 ila enable COMM_ ok REQ 3Q0201 SROOOI IN FT CONST SYSID 0107 CONST TASK 00001 The Communications Request function block has four inputs and two outputs The first input is an enable input Generally a one shot coil is used to enable the COMMREQ function This prevents multiple mes sages from being sent The second input IN is the 11 GFK 0388G August 1997 starting location of the COMMREQO command block The SYSID input is used to indicate which rack and slot to send the message to physical location of Ana log module The last input TASK is set to the chan nel number to be configured In the above example channel 1 of rack 1 slot 7 will be configured and the COMMREQ command block starts at Register 0001 Power is always passed to the ok output The fault output FT is enabled if the COMMREQO fails Command Block The command block for Data Commands is made up of eight words all values in hexadecimal unless other wise indicated Use the block move command to move these values to the Register tables refer to the applicable Programmable Controller Reference Manual for information on using the block move function Table 2 Command Block for Data Commands Location Data Description ROOO1 0002 Length of data is two words RO002 0000 Notused Always zero R0003 0000 Notused
11. 7 lt I DOOR TERMINAL BOARD ae So Nee a CORD O TIE CORD o TIE F CLEAT O O olo olS a O ols F ONS elie LOTS olo ONG a H O j JACKSCREW a43855 INN ec i CORD TIE CLEAT Figure 6 I O Module Common Features 1 Turn off power before removing or installing ter minal boards Open the hinged door on the mod ule to access a jackscrew which holds the terminal board securely in place The Detachable field wir ing terminal board can now be removed from the module by turning the jackscrew counter clock wise until it is fully disengaged 2 To remove the terminal board grasp the top of the terminal board and swing it outward Do not use the hinged door to remove the terminal board The hinged door could be damaged if this is done 3 The terminal board is designed to accept wire sizes from AWG 22 0 36 mm through AWG 14 2 10 mm It is important that when using AWG 14 2 10 mm wire for wiring all points that a maxi mum insulation diameter of 135 inch 3 43 mm not be exceeded To ensure proper connection two wires may be terminated on any one terminal only if both wires are the same size The terminal board is designed to accept a maxi mum of 40 AWG 14 2 10 mm2 wires If AWG 14 2 10 mm wires are
12. Level Analog Output System Voltage Current Module August 1997 Table 4 Analog Output Specifications Output Ranges Voltage 10 volts to 10 volts default Current 0 0 mA to 22 5 mA 4 to 20 mA default Resolution 16 bit with 14 bit monotonicity 312 5 microvolts per LSB step on voltage 0 5 microamps per LSB step on 4 to 20 mA No missing codes over 16 bits on voltage No missing codes over 15 bits on current NOTE User scaling may introduce degraded granularity in output voltage depending upon the scaling factors used Accuracy Calibration Voltage Factory set at full scale 10 volts 2 5millivolts Current Factory set at 4 0 mA 5 uA and 20 mA 5 yA Full Scale with 24 0 VDC field side voltage Field calibration notpossible Calibrated at factory with calibration data stored in EEPROM memoty MaximumErrors at 25 C 77 F Linearity 0 02 of full scale over entire negative to positive range TemperatureCoefficient Voltage 25 PPM per C typical Current 50 PPM per C typical OutputLoading Voltage R minimum 2000 ohms C maximum 1000 picofarads Current R up to 800 ohms C maximum 1 0 microfarad L maximum 250 millihenrys The current output should be monitored for stability with step changes using inductive loads There will be combinations of R L and C that will not be stable and will require additional capacitance on the current output terminals to maintain outp
13. T QUALITROL L N ERNATIONAL This Datasheet for the IC697ALG320 Analog Input Voltage Current 8 Channels http www qualitrol com shop p 14748 ic697alg230 aspx Provides the wiring diagrams and installation guidelines for this GE Series 90 30 module For further information please contact Qualitrol Technical Support at 1 800 784 9385 support qualitrol com Analog Modules 1C697ALG320 GFK 0388G High Level Analog Output System Voltage Current Module August 1997 Features Fo a 844034 e High Level Analog voltage and current outputs on O O one module Output module has four outputs individually configur OK OK able for voltage or current Provides unipolar or bipolar Analog voltage outputs up to 10 volts full scale Provides 0 to 22 5 milliamp current loop signals mQuTPur O ANA OGWEN I Individual user scaling on each output channel HIGH LEVEL cO E L Fast update rate CHANNEL 1 2 EE oN
14. Units is applied to the out put until communications are restored a43977 CONDITION SYSTEM FAILURE CONFIGURATION CPU POWER RECEIVED FROM CPU RUNNING PLC SOFTWARE UP CPU STOPPED I O SCAN RESET CPU STOP OUTPUTS OUTPUTS AT OUTPUTS AT HOLD OUTPUTS AT AT DEFAULT VALUE LAST SCAN LAST STATE LAST SCAN 0 EVEN WITH HOLD VALUE OR VALUE LAST STATE ACTIVE DEFAULT USER CONFIG STATE Figure 9 Time vs Output Data Relationship 58 8 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules High Level Analog Output System Voltage Current Module User Scaling User scaling is definable on a per circuit basis on the Analog Output module The scaling feature allows the user to convert the value in engineering units into millivolts or milliamps as required by the output de vice being controlled Engineering units provide mea surement that relates to the application such as pres sure psi speed feet per second or temperature degrees F C or K The default configuration for channels configured for voltage as shown in Figure 10 provides values of 32000 to 32000 correspond ing to a voltage output range of 10 to 10 volts Ifa channel is configured for current default scaling is 0 to 32000 for a current range of 4 to 20 mA see Figure 11 Scaling can be configured by the user on a per chan nel basis with the MS DOS or Windows programming OUTPUT VOLTAGE
15. ard strap attached to each module into the small rectangular slots in the bot tom card guide grill on the rack This strap not only secures the terminal board to the rack it also provides a way of identifying the wired terminal board with its correct mating rack slot location 8 For adequate module ventilation it is recom mended that at least a 5 inch 127 mm clearance be allowed above and below the rack grill Wire bundles should not obstruct the rack grill work Removing an I O Module The instructions below should be followed when re moving an I O module from its slot in a rack e Grasp the board firmly at the top and bottom of the board cover with your thumbs on the front of the cover and your fingers on the plastic clips on the back of the cover Squeeze the rack clips on the back of the cover with your fingers to disengage the clip from the rack rail and pull the board firmly to remove it from the backplane connector Slide the board along the card guide and remove it from the rack 58 6 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules High Level Analog Output System Voltage Current Module Module R ack Configuration Ahigh level analog output system for the program mable controller can consist of multiple Analog Out put modules providing up to a maximum of 252 out put channels A maximum of seven Analog Output modules can be installed in a CPU rack and a
16. ay be configured for either voltage or current not both 3 Power for the voltage output is derived from the PLC backplane Power for the 4 to 20 mA current output must be supplied by the user A single con 2 Ifused as a current output you must jumper Vout to IREE nection PSpos and PSynegco serves all four channels 58 2 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules High Level Analog Output System Voltage Current Module Channel to Channel Compliance While it is expected that output loads will be floating or tied to the same potential normally ground the module is designed to allow up to 0 5 VDC com pliance voltage labeled Vc in the previous illustra tion difference between outputs and still operate within specifications This prevents ground loop cur rents or errors from occurring due to small differences in ground potential at different locations Note that in addition to this offset outputs will operate properly in the presence of a large amount of high frequency noise refer to specifications As shown in the previous illustration the output cir cuitry is isolated from the PLC backplane This allows the module to operate within specifications with a common mode voltage of up to 60V from ground shown as Vcm in the illustration It must be ob served however that the entire output section of the module all four channels operates at a singleoffset
17. dify some of the diagnostic configura tion parameters of the Analog Output Module from ladder logic The Data Command uses the COMM REQ function block and a small block of parameters to update certain configuration parameters on the fly Sending Data Commands Using the COMMREQ Function The PLC ladder program sends a Data Command us ing the COMMREQ Communication Request func tion The COMMREQ requires that all its command data be placed in the correct order in the CPU memory before it is executed It should then be executed by a by a one shot to prevent sending the data to the module multiple times Successive COMMREQs must be separated by at least 1 millisec ond to guarantee correct processing A description of the COMMREQ function and its command block data follows along with a ladder ex ample which uses registers R0001 to R0008 for the COMMREQ command block Refer to the applicable Programmable Controller Reference Manual for additional specific information on COMMREQs COMMREQ Function Block Description The Communications Request COMMREQ function is a conditionally executed function that communicates a particular request through the ladder logic program to the Analog module 58 10 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules High Level Analog Output System Voltage Current Module Communications Request Function Block Format The ladder logic representation of
18. e power supply must always con tain a CPU in rack 0 the CPU rack or a Bus Receiver Module or Remote I O Scanner in expansion racks Configurable Functions You can configure certain functions through the MS DOS or Windows software configurator func tion using the programming computer These func tions include output ranges user scaling and fault reporting Each of these functions and their defini tions are listed in Table 1 Module Configuration Data After the CPU has been updated the Analog Output module is ready for configuration data The CPU pro vides the following module configuration data The output circuit type voltage or current for each output channel e CPU fault reporting interrupt whether enabled or disabled on a per channel The default value for outputs and whether out puts are enabled or disabled on system failure or CPU command Each of the output channel values is checked for over range underrange and open wire open wire only if configured for current range Note For more detailed information on using the configuration function refer to the Program ming Software User s Manual Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F 58 7 8 Analog Modules GFK 0388G High Level Analog Output System Voltage Current Module August 1997 Table 1 Configurable features for IC697ALG320 Feature Channel or Module or Module Selections Default Se
19. em pow er and ground considerations However best opera tion will be obtained when system ground is physical ly close to the rack containing the analog circuits Normally the shield is grounded at only one end see Figure 5 For additional system grounding information refer to the discussion on system grounding in chapter 3 of the Pro grammable Controller Installation Manual The module provides electrical isolation of externally generated noise between the output field wiring and the backplane through use of optical isolation CURRENT a43974 REF O rh O l OUT nei EN l VouT pa f USER a ot it DEVICE O I RET S V AA Ge RET NC Le ZND SHIELD CONNECTED O AT MODULE END ONLY Figure 5 Cable Connections to Field Devices Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules 5 High Level Analog Output System Voltage Current Module GFK 0388G Recommended Field Wiring Procedures The following procedures are recommended when connecting field wiring to the detachable terminal JACKSCREW HINGED August 1997 board on the Analog Output module Module features referenced in the following procedures which are com mon to all IC697 I O modules are illustrated in the fol lowing figure 2
20. maximum of eight Ana log Output modules can be installed in an expansion rack Channel numbers for each Analog Output module in a system are assigned by the system MAIN RACK a43975 P C BI i i l S P T UIM ANALOG OUTPUT 7 EXPANSION MODULES CAN BE RACKS INSTALLED IN ANY MAXIMUM OF THESE SLOTS EXPANSION RACK B x we ae aK KI x l R o M o Figure 8 Example of Analog Output Module Installation Module Mechanical Keying Each module includes a mechanical key that prevents inadvertent substitution of one module type for another in a given slot The key fits a uniquely shaped area on the board below the connector When the module is first installed the key latches onto the backplane center rail When the module is extracted the key remains in the center rail thereby 7 GFK 0388G August 1997 configuring the slot to accept only identical module types If it is necessary to change the module location in the rack after the key has been latched onto the center rail of the rack the key can be removed by pushing it up ward to unhook the latch while pushing it off the rail It may then be reinserted into the rack at the desired location Note that in an IC697CHS PLC rack only the power supply can be placed in the leftmost slot in the rack and slot 1 adjacent to th
21. odules High Level Analog Output System Voltage Current Module porting and set the high and low alarm thresholds to 20000 and 20000 respectively If the COMMREO command data is formatted incor rectly or has an invalid command the Analog Output module will set the Error Status I bit and return an error code in Module Status Code AQ word Note that the comments within have been in cluded for information purposes only They are not gener ated by the programming software 610289 00200 H P I0290 00201 H P 00200 BLKMV Move Command block into Registers 1 7 WORD CONST IN1 Q R0001 Command block data starts at R0001 0002 Command data length is 2 words xy CONST IN2 0000 Not used always 0000 CONST IN3 0000 Not used always 0000 CONST IN4 0000 Not used always 0000 Xj CONST IN5 0000 Not used always 0000 Xj CONST IN6 0000 Not used always 0000 CONST IN7 0080 First word Command Word In this case disable fault reporting and default outputs 58 12 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Analog Modules 13 High Level Analog Output System Voltage Current Module GFK 0388G August 1997 Q0200 BLKMV
22. ra tion and the corresponding Fault Contact is ener gized if Point Faults are enabled in the CPU configura tion Underrange Output Underrange occurs when the output is driven beyond the minimum actual voltage or current capa bility of the Analog to Digital converter approximate ly 10 volts or 0 mA respectively When this occurs the actual output is clamped at 10 2 volts if config ured for voltage mode operation or 0 mA if config ured for current mode operation An Underrange fault is reported to the CPU I O Fault Table if Fault Reporting is enabled in the module configuration and the corresponding Fault Contact is energized if Point Faults are enabled in the CPU configuration Open Wire This diagnostic occurs when a channel is configured for current mode 4 20 mA operation and the out put current drops below 1 5 mA When this occurs an Open Wire fault is reported to the CPU I O Fault Table if Fault Reporting is enabled in the module configura tion and the corresponding Fault Contact is ener gized if Point Faults are enabled in the CPU configura tion Configuration Errors The following configuration mismatch errors are detected by the Analog Output module and reported to the CPU User scaling error where user scaling offset calcula tion exceeds 16 bit signed data Calibration EEPROM failure output calibration data is invalid 55 14 Series 90 70 Programmable Controller Data Sheet Manual
23. to be used then wire markers should be placed at least 8 inches 203 mm from termination end to provide sufficient space for the hinged door to close Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F GFK 0388G August 1997 Analog Modules High Level Analog Output System Voltage Current Module JACKSCREW AASTAT WIRE BUNDLE CABLE TIE CLEAT Figure 7 Removal of I O Terminal Board 5 After completing connections to all modules in a rack the wire bundle must be secured To ensure that the wire bundle is secured properly it is rec ommended that a cable tie be wrapped around the wire bundle and tightly secured through the cable tie cleat located at the lower right corner of the terminal board For extremely large wire bundles additional cable ties should be used A door label insert is included with each module to indicate circuit wiring information and provide space to record user circuit wiring identification A slot is provided on the hinged door to allow for insertion of this label If the label is difficult to in sert crease the scored edge before insertion The outside label has a color coded stripe to allow quick identification of the module voltage type blue low voltage red high voltage After field wiring is completed the terminal board should be securely fastened to the rack by insert ing the terminal bo
24. tting aov o i OV 10V Voltage Current Channel 5V 5V 10V 10V OV 5V 4 20 mA Report Faults Enabled Disabled Enabled Scaling Points Channel User Value 32767 pA 20000 4000 uA mV or mA 10000 mV 10000 mV 10000 mV Output Default Hold Off Off Default Value Channel 32767 0 Output Ranges can be configured to Hold Last State or default to a For each output circuit the range selected during con figuration should match the signal The 4 to 20 mil liamp range can be used for current output devices For current loop operation the terminal board jumper for each applicable channel must be installed refer to Figure 4 Field Wiring Connections to I O Terminal Board Output Default Output Default mode is activated when the CPU out put data is not being received such as during power up when the CPU is stopped or CPU communica tions have been lost When this occurs each channel configured Default Value If configured to Hold Last State the channel will maintain the last output value received from the CPU until communications resume If Output Default is configured to OFF the configured Default Value is applied Note that the data available to the outputs will be dif ferent according to where the system is in relation to time starting at power up This time vs output data relationship is shown below Figure 9 Default Value If the Output Default is set to OFE this value pro grammed in Engineering
25. ut stability with inductive loads as shown in the following figure a43976 a O YYY ae USER tO T gt Sea T DEVICE i d d R ShortCircuit Voltage and current outputs will handle a continuous short circuit withoutharm and will return to the proper output output when shortoccurred when the short is removed ConversionRate Alloutputs are updated sequentially approximatelyevery 2 0 milliseconds maximum forall 4 channels 58 16 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F GFK 0600F Analog Modules 17 High Level Analog Output System Voltage Current Module GFK 0388G August 1997 Table 4 Analog Output Specifications continued Response Time Settling times to the specified accura cies for a zero to full scale step output at maximum rated load capacities are Voltage 5 0 0 5 milliseconds 0 1 2 0 milliseconds Current 5 0 1 0 milliseconds 0 1 5 0 milliseconds Output Protection Outputs isolated from VME backplane but not between output channels They are designed to have a 0 5 VDC compliance circuit to circuit and operate within specifications The outputs are protected from overvoltage to the levels listed below Impulse Outputs normally are not affected by common mode damped ring wave of up to 1000 volts peak Common or transverse mode peaks up to 2500 volts cause no damage but may cause occasional bad
26. voltage from ground potential Common mode volt age between outputs must be within the specifications stated in the previous paragraph User Power for Current Loops This module will accommodate a wide range of load impedance up to 800 ohms The range of allowable power supply voltage for a given load impedance is shown in Figure 3 For example a 24V 20 supply 19 2 to 28 8 volts will provide sufficient power with loads from 200 to 550 ohms V USER POWER SUPPLY a43972 MAX s 30 28 26 24 28 8 Figure 3 User Power vs Load Impedance 3 GFK 0388G August 1997 User Wiring Connections Figure 4 shows the wiring assignments for the screw terminals on the terminal board on the Analog Out put module In addition to the information in this data sheet circuit wiring diagrams are printed on the inside surface of the label inserted in the module s hinged door OUTPUT a43973 ANALOG V81 Or T REF IOUT 2 1 TT of f Vout IRET HO Kiv H VRET GND GND eanp Gnd N C ON 4 IREF TOUT 0 3 Q tet HKD GND GND i4 5 GND GND BION IOUT 3 GAA VouT IRET 2 20 3V HH Veet GND GND 22 EN _ I REF TOUT orf Vout IRET SONE ee Go GND GND od GND GND N C G2 3 N c USER Gon c PWR COM e436 7 ecom PWR PWR COM es om GND GND GND MODULE IC697ALG320
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