Genius Current-source Analog I/O Blocks datasheet, GFK
Contents
1. GFK 0422D Removing an Electronics Assembly The block s Electronics Assembly can be replaced with a compatible model without removing field wiring or reconfiguring the block Electronics Assembly N Retaining Screws Qty 2 Terminal Assembly Connector Pins Unscrew the retaining screws at the top and bottom of the block Using a Block Puller IC660BLM507 engage the tabs in the first vent slots Move the tool to the center of the block and squeeze the handle Pull the Electronics Assembly upward If power is applied to the field terminals power is also exposed on the connector pins at the base of the Terminal Assembly and electrical shock hazard exists Do not touch the connector pins Death or injury may result Inserting an Electronics Assembly 1 Align the Electronics Assembly in the guides and push down firmly Do not exert excessive force it may damage the block If unusual resistance is met remove the Electronics Assembly If power is applied to the block DO NOT TOUCH THE CONNECTOR PINS Inspect the Terminal Assembly connector receptacle and connector edge board on the Electronics Assembly Be sure the keying matches Remove any obstacles and reinsert the Electronics Assembly Pay close attention to the alignment of the guide pins Secure the Electronics Assembly with the screws on the top and bottom of the Terminal Assembly LEDs SS The block s Unit OK and I O Enabled LEDs show its op2. Outputs The two independent output circuits are electrically common to each other and the BSM outputs but isolated from all other circuits on the block Power for the outputs current loops is provided by the block Output channels use a dual 12 bit digital to analog converter and can independently control currents from OmA to 24mA Output resolution is 6mA 15VD eee A O BsM _ 15VDC G0 BSM BSM Switch Current Sensor O OUT rs Current Processor 16 Bit Controller Counter D A Feedback 12 Bit Data Control DtoA Processor O RTN Case rO GND PS Ground Two additional A to D channels are used to check the two output channels after a programmable settling time The block indicates a fault if the feedback from these channels does not match the commanded value to within 250mA GFK 0422D Diagnostics The block s advanced diagnostics provide the messages listed below Fault messages can be cleared from the Hand held Monitor or the CPU High Alarm Input over its high alarm limit Low Alarm Input under its low alarm limit Open Wire Input current is below 2mA Input Overrange Signal exceeds 25mA Input Underrange Current is negative or 0 mA Output Overrange Commanded output exceeds 24mA Output Underrange Commanded output is less than 0 mA Output Feedback Error Wiring error or hardware fault Note
3. Nuisance diagnostics may be reported if the Output Feedback Time selected for the circuit is too brief If this happens increase the feedback time or disable output feedback testing Note If the block is used outside the 4 20mA range false Output Feedback diagnostics may be reported if a commanded output value is very low Feedback data checking can be disabled when an output is commanded to less than 1mA and re enabled when the output is commanded to a value above 1mA Configuration First the block must be configured with a Hand held Monitor to 7 Enter its Device Number serial bus address n Enter its Reference Number required only for IC600 and IC550 series PLCs only Note f a block is configured offline it must be properly grounded and have a 75 Ohm resistor installed across its Serial 1 and Serial 2 terminals See the Discrete and Analog I O Blocks User s Manual for instructions The rest of the features can be configured either using a Hand held Monitor or by sending a Write Configuration datagram to the block from the host Feature Circuit Factory Selections Block Setting 0 to 31 must be selected Input Scaling Circuit 1puAper 32767 eng units eu 0 to 25000uA Output Scaling Circuit 1uA per 32767 eng units eu 0 to 24000UA flow Alarm Circuit o 82767 eng unis yes no
4. cable types recommended in the System and Communications User s Manual connect the serial bus to terminals 1 4 If the block will control a Bus Switching Module see below instead 5 SERIAL 1 SERIAL 2 SHIELD IN alolnj IQIOIO S SHIELD OUT If the block is at either end of the bus connect a terminating resistor of the appropriate type see the System and Communications User s Manual for details across its Serial 1 and Serial 2 terminals Start End of Bus of Bus Terminating ir gt o Terminating Resistor Resistor meV AN A dl a N A Serial 1 I T T Serial 1 i Serial 2 T D _ Serial 2 Shield In E ae fo 1 Shield In Shield Out Shield Out ANN ANN Pa oe Connecting a Bus Switching Module If a Bus Switching Module will be connected directly to the block attach it to the serial bus terminals as shown on the next page Connect the serial bus cables to the BSM as instructed in the Bus Switching Module datasheet Wire either of the BSM pigtail wires to terminal 9 and the other to terminal 10 Current source 4 Input 2 Output Analog Blocks June 2002 Field Wiring Terminals 5 to 32 are for field devices They take a single wire up to AWG 14 avg 2 1mm in cross section Minimum recommended size is AWG 20 avg 54mm in c
5. CIMTEC AUTOMATION ENGINEERING SOLUTIONS This Datasheet for the IC660BBA024 Block 24 48Vdc Current Source 4 Inputs 2 Outputs Provides the wiring diagrams and installation guidelines for this GE Series 90 30 module For further information please contact Cimtec Technical Support at 1 866 599 6507 sales cimtecautomation com Current source 4 Input 2 Output Analog Blocks June 2002 GFK 0422D Description Specifications Current Source Analog I O blocks are used to interface a controller Catalog Numbers to devices that provide or accept 4mA to 20mA analog signals Two z Bleck versions are available 115 VAC 125 VDC Current IC66 BBA104 Source Analog I O Block a 115 VAC Current source Analog I O Block IC66 BBA104 Terminal Assembly IC66 TBA104 24 48 VDC Current source Analog I O Block C66 BBA024 Electronics Assembly IC66 EBA104 These blocks are identical except for the power supply 24 48 VDC Current Source IC66 BBA024 Analog I O Block U Terminal Assembly IC66 TBA024 Electronics Assembly IC66 EBA024 Block Specifications Size height x width x depth 8 83 22 44cm x 3 34 8 48cm Seisa x 3 91 9 93cm V Analog In Out 125VDC 25A Man Weight 4 Ibs 1 8 kg it OK 7 Heat Dissipation Switches one 24 48 VDC BSM IC66 BSM021 Power supply voltage 98 132 VAC 105 145 VDC 18 56 Maximum current 140mA 600mA Frequen
6. ace between blocks Mount the block by drilling two screw or bolt holes for 8 32 hardware Position the block so that the notches in the upper and lower flanges line up with the mounting holes Mount the block using 8 32 screws Use star washers to provide ground integrity Current source 4 Input 2 Output Analog Blocks GFK 0422D Grounding The block s mounting screws must not be used as the only means of grounding the block Connect the green ground screw on the block to a reliable ground system using a short wire lead minimum size AWG 12 avg 3 3mm2 in cross section If mounting screws do not make good ground connection and the ground screw is not connected to a reliable ground the block is not grounded Electrical shock hazard exists Death or personal injury may result Block Wiring Do not overtorque the terminal screws Recommended torque for all terminals is 6 in Ib 678 N M Serial Bus Wiring Terminals 1 to 4 are for the serial bus These terminals accept one AWG 12 wire avg 3 3mm cross section or two AWG 14 wires each avg 2 1mm in cross section The minimum recommended wire size is AWG 22 avg 36mm in cross section Terminals 1 4 can also accommodate spade or ring terminals up to 0 27 inch 6 85mm wide with a minimum opening for a 6 screw and up to 0 20 inch 5 1mm depth from the screw center to the back barrier Be sure unshielded wire ends are not longer than 2 inches 5 cm Using one of the
7. cy ripple 10 max ripple 10 max ripple PS dropout time 10 ms min 10ms min Input Specifications Input accuracy at 25 C 0 1 of full scale reading Input resolution Input conversion time 16 6ms to 400ms user selectable 4mA to 20mA Features Overrange capacity OmA to 25mA Block features include Input diagnostics Under Overrange High Low Alarm Open Wire Six 4 to 20 mA analog circuits 4 inputs and 2 outputs EEE ANEMONA Rees Thermal drift from 25 C 70 PPM per degree C typical Isolated channels N brt re i Input Impedance 100 Ohms 5 P ARA AOA ETOT ae Normal Mode Rejection 45 dB at 50 60 Hz Software configurable Input Excitation Advanced diagnostics Open circuit voltage 24VDC Dedicated Bus Switching Module control Short circuit current lt 75MA Loop impedance 1000 Ohms maximum OmA to 20mA A Current Source Analog I O block has four 4 to 20mA current ee 800 Ohnis maximum pace io A inputs Each input provides a 24 volt current loop power supply and Output Specificati is isolated from all other circuits within the block The two output HEU ope CMIGANONS channels provide power and control of two 4 to 20mA current loops The output channels and BSM circuitry are electrically common but a dons All circuits on the block support independent selection of linear scaling values These values can be used to convert the internal values into engineering units suitable for the application S O ete input low and high alar
8. erating status Unit OK I O Enabled Meaning ON ON Block functioning CPU communicating ON OFF Block functioning No CPU communications for 3 bus scans ON Blinking Block functioning Circuit forced Blinking ON Circuit fault CPU communicating Blinking OFF Circuit fault No CPU communications for 3 bus scans Alternate Blinking Circuit fault Circuit forced Synchronous No CPU communications block number Blinking conflict OFF Blinking Electronics Terminal Assembly mismatch OFF OFF No block power or block faulty Current source 4 Input 2 Output Analog Blocks June 2002 Block Operation These blocks have four independent inputs and two independent outputs Inputs Input channels use voltage to frequency converters and counters to translate analog currents to digital values The block converts digital values to engineering units values which it supplies to the CPU EXC OV 47 IN E Filter 16 Bit Processor Counter SI 00 com O 4 E GND Case 24VDC 7 7 7 Ground P S Each input has a 24 volt current loop power supply capable of providing 25mA of current Each input is isolated from all other circuits on the block Input accuracy is 0 1 Input conversion time can be selected from 16 to 400ms Resolution increases as conversion time lengthens Input resolution is 1mA for 200ms conversion time
9. m detection Environmental Specifications input open wire detection Operating temperature 0 C to 60 C 32 to 140 F output feedback error detection Storage temperature 40 to 100 C 40 to 212 F internal fault reporting Humidity 5 to 95 non condensing A dedicated digital output is provided to drive a Bus Switching 5 10 Hz 0 2 5 08mm displacement Module version IC66 BSM021 only 10 200 Hz at 1G Refer to GFK 0867B for product standards and general specifications I mdmo ndul z ndul SESSSESgssssgg ssssssssssssss SSS Zyndyjno Ss KI m Q m lt m a lt lt Q Q KX oe overrange and underrange detection for inputs and outputs In the presence of severe RF interference IEC 801 3 10 V m accuracy may be degraded to 0 25 of full scale reading June 2002 Using this Datasheet This datasheet summarizes information about block installation configuration and diagnostics Your primary reference should be the Discrete and Analog Blocks User s Manual It includes detailed instructions for block installation and configuration For additional information about systems and communications including bus specifications refer to the O System and Communications Manual Compatibility Hand held Monitor model IC66 HHM501E
10. ross section The ground GND terminal 5 is for block safety It is connected to the block chassis and to terminals 13 16 20 24 28 and 32 which are marked GND Each channel has one ground terminal for shield termination if desired Wiring for Block Power For block power connect an appropriate power source to terminals 6 and 7 For AC block power connect the source to the H terminal and neutral to the N terminal For DC block power connect the source to the DC terminal and the return to the DC terminal Self powered or externally powered transmitters are wired differently from those powered by the block BSM GND H or DC N or DC NC BSM BSM 0 850 Ohm T Load RTN GND OUT 2 Wire Circuit RTN GND Transmitter 3 Wire Circuit PWR Transmitter OUT COM 4 Wire Circuit DC Transmitter DC 4 Wire Circuit Transmitter DC DC DC Power Source External Resistors for Grounded Output Loads If both of the block s output loads are grounded and the loads are widely separated by distance an external resistor should be installed in each load s return line to the block This will prevent possible damage to the block caused by the significant voltage differences that may occur between the two ground points 10 Ohm resistors are suggested
11. version 3 7 or later is required for configuration For an IC697 series PLC if the CPU is model IC697CPU7371 it must be version G or later If it is model C697CPU771 it must be version E or later The programming software must be version 2 02 or later Bus Controller C697BEM731C or later is required For an IC600 series PLC the CPU must be rev 105 or later For an IC600 series Plus PLC rev 110 or later is required The programming software must be rel 4 02 or later For an IC550 series PLC the CPU must be rev 3 0 or later The programming software must be rel 2 01 or later If a Bus Switching Module will be connected directly to the block it must be the 24 48 VDC version IC66 BSM021 Installation Instructions Carefully inspect all shipping containers for damage If any equipment is damaged notify the delivery service immediately Save the damaged shipping container for inspection by the delivery service After unpacking the equipment record all serial numbers Save the shipping containers and packing material in case it is necessary to transport or ship any part of the system Block Mounting Genius I O blocks are considered open equipment and therefore must be installed within a protective enclosure They should be located in an area that is clean and free of airborne contaminants There should be adequate cooling airflow The block can be mounted right side up or upside down Leave at least 2 inches of sp
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