Allen-Bradley PLC-2/20 Assembly And Installation Manual Download

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Summary of Contents for PLC-2/20

Page 1: ...rutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In sto...

Page 2: ...PLC 2 20 PLC 2 30 Programmable Controllers Assembly and Installation Manual ALLEN BRADLEY Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 3: ...ses and applications No patent liability is assumed by Allen Bradley Company with respect to use of information circuits equipment or software described in this text Reproduction of the contents of th...

Page 4: ...ng Terminal Auxiliary Power Supplies 6 5 Amp Auxiliary Power Supplies 9 Amp Auxiliary Power Supplies Power Supply Compatibility Assembly and Installation General Processor Assembly Memory Module Insta...

Page 5: ...cator Comparison Procedures Checkout of Machine Motion Maintenance and Troubleshooting Genera1 Preventive Maintenance Spare Parts Troubleshooting Processor Front Panel Indicators Processor Fault Indic...

Page 6: ...Lithium Cell Installed Memory Write Protect Jumper System Power Supply Module Side View cat no 1772 P1 Series C Power Supply Backplane Socket I O Chassis Sizes 1771 AL Local I 0 Adapter Module 1771 I...

Page 7: ...Details Processor Chassis Mounting Dimensions 1771 4 Slot I 0 Chassis Mounting Dimensions 1771 8 slot and 16 slot I 0 Chassis Mounting Dimensions 1771 12 Slot 1 0 Chassis Mounting Dimensions Auxiliar...

Page 8: ...ules Illustration of 2 slot Addressing with 16 Point Input and Output Modules I 0 Image Table and Corresponding Hardware for One Assigned Rack Number For 2 slot Addressing Illustration of 1 slot Addre...

Page 9: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 10: ...output devices can be of different types with various voltage and current ranges They include the following o Limit float selector or pressure switches o Pushbutton switches o Thumbwheel switches o Al...

Page 11: ...ating various types of reports in a user programmed format On the various controller components are indicators that show 1 0 device processor and power supply status These indicators aid in providing...

Page 12: ...lowing related documents contain additional information about remote I 0 installation o Local I 0 Adapter Module Product Data pub no 1771 2 95 o Remote I 0 Adapter Module Assembly Product Data pub no...

Page 13: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 14: ...hree components common to the PLC 2 20 and the PLC 2 30 processors They are o Processor Chassis o Processor Interface Module o Power Supply These components are discussed in section 2 2 PLC 2 20 Progr...

Page 15: ...2 30 Processor cat No 1772 LP3 LP3D4 is the central processing unit of the system figure 2 1 Input module signals are transmitted to the processor which operates on this data in accordance with your...

Page 16: ...ring this module the front panel also covers the memory module Indicator The PROCESSOR FAULT indicator figure 2 2 is often helpful in isolating processor malfunctions It illuminates when the logic con...

Page 17: ...cat nos 1772 MES and 1772 ME16 8064 words 8192 words These modules contain non removable RAM storage The 1772 MES stores BK words the 1772 ME16 stores 16K words You may use the 1772 MES with either a...

Page 18: ...o a maximum of four segments are possible for example a 2K 1772 MS and an 8K 1772 MES provide 10K words of storage However you are limited to 8K words when using the 1772 ME and 16K words when using t...

Page 19: ...oss of memory if power from the power supply is interrupted Figure 2 4 Memory Module Showing Battery Holder 106159 You may use lithium cells with o 1772 ME Revision K or later o any 1772 MEB MES or ME...

Page 20: ...orrect polarity will be clearly labeled in the battery holder Orientation The one D size lithium cell figure 2 6 cell provides approximately 2 years of battery backup time at a maximum of 600C 1400F F...

Page 21: ...s powered down or off You must re enter the entire memory contents if stored data is lost Memory Write Protect If the memory write protect jumper figure 2 7 is removed from a 1772 LH processor interfa...

Page 22: ...lastic and are for the remaining processor modules Processor Interface Module The Processor Interface Module cat no 1772 LH occupies the left most plastic slot third slot from the right in the process...

Page 23: ...their functions are o PROG Program position is used when entering program instructions o TEST Test position is used to test program operations under simulated operating conditions Your output devices...

Page 24: ...his module figure 2 8 and plugs into socket located on the processor chassis backplane figure 2 9 This connector provides the power link from the power supply to the other processor modules and is cap...

Page 25: ...or 20 5V DC for 24V DC operation to stop communication with the 110 chassis before signal levels get too low to transmit valid data The DC output voltages are re established when the correct input vo...

Page 26: ...ses that guard against overcurrent condition on both the 12V DC and 5 1V DC circuits figure 2 8 These fuses are accessed by removing the fuse access cover The fuse for the 12V DC circuit is 0 5 ampere...

Page 27: ...and remote up to 10 000 cable ft I 0 chassis Up to 2 local and 7 remote racks may be assigned You must limit the total to seven or less Each local chassis must have a 1771 AL Local 110 Adapter module...

Page 28: ...e 110 chassis allow for quick easy insertion of modules The left most slot accepts the PLC 2 J 0 adapter module 1771 AL or ASB and all slots to the right accept 110 modules There are four 110 chassis...

Page 29: ...J ___ ____ JI v Cat No 1771 A1 A18 v Cat No 1771 A2 A2B Cat No 1771 A3B Cat No 1771 A4 A4B 13072 Table 2 8 110 Chassis Sizes Cat No 1 0 Slots Number of l 0 Per Module 8 pt 16 pt 32 pt 1771 AlB 4 32 64...

Page 30: ...ssembly These bands are used to ensure that only a user designated module is placed into a particular keyed slot Local 110 Adapter Module Cat No 1771 AL For proper transmission of data between the pro...

Page 31: ...hat DC power is properly supplied to the 110 chassis It is normally on o RACK FAULT Illuminates when 110 data is not in the proper format It is normally off WARNING Remove system power before removing...

Page 32: ...fault has been detected and that the I 0 chassis has responded in the manner selected by the last state switch When this indica tor is on the other indicators are no longer valid The ADAPTER FAULT ind...

Page 33: ...evices connected to it Input signals can originate from limit float pressure and selector switches and from push buttons transducers or many other sensing or switching devices o Discrete Output Module...

Page 34: ...ting Some output modules also have an additional indicator that illuminates if an output fuse in the module has blown Many I 0 circuits have optical isolation that guards against high voltage transien...

Page 35: ...t addressing Figure 2 13 Correspondence of Hardware Location to Processor Memory 1 0 Rack No 1 07 Defined By 1 0 Rack Switch Settings 1 Input 0 Output l 1 0 Group 0 7 within the 1 0 rack defin13d by r...

Page 36: ...e module is located This number is determined by your switch settings at that 1 0 chassis figure 2 14 Figure 2 14 Determining the Location of an 110 Rack Through a Location Address 1 0 Rack No 2 2 23...

Page 37: ...ir1g in a local I O chassis starts with 0 and in a remote 1 0 chassis starts with 0 2 4 or6 as selected through swtich settings on the 110 adapter module 1 0 Module Group No 4 within the 110 rack I Wo...

Page 38: ...e blank when shipped You write in these terminal designations Figure 2 16 Determining the Location of an 110 Terminal within an 110 Group through a Location Address 00 01 02 03 04 05 06 07 c 8 c c 0 c...

Page 39: ...r quick easy insertion and removal of 110 modules figures 2 17 2 18 This aids in start up and troubleshooting by shortening the time needed to replace 110 modules thus helping to decrease down time Fi...

Page 40: ...are gold plated 1771 WH Module side pins A D are gold plated Programming Terminal The Industrial Terminal System cat no 1770 T3 is one of several programming terminals for the controller figure 2 19 2...

Page 41: ...rocessor memory onto a magnetic cassette tape Programming can also be done on an Allen Bradley 1784 T45 terminal on a 1784 T50 terminal or on an IBM PC compatible computer using our 6200 series softwa...

Page 42: ...t for each module Be sure that this total does not exceed the power supply s specific output rating table 2 C If the current requirement for the 110 chassis exceeds the maximum rating of the auxiliary...

Page 43: ...771 CE power cable This supply can also be mounted up to 5 cable feet from the I 0 chassis using a 1771 CD power cable The power supply is protected from overcurrent conditions at its inputs by a 2 am...

Page 44: ...rovide 9 amperes of output current to power one or two 1771 110 chassis one or two 110 adapter modules and the 110 modules in the 110 chassis These auxiliary power supplies are self contained units an...

Page 45: ...A The original production level It operates only a PLC 2 family processor It will not operate I 0 or remote I 0 Series B This series provides power sufficient for use in local or remote I 0 configurat...

Page 46: ...he assembly of the components that make up the controller is completed as well as the planned layout installation of these components into a workable controller system can begin Procedures for assembl...

Page 47: ...memory module figure 3 1 The first memory segment is installed in the socket labeled A Each subsequent memory segment must be installed in alphabetical succession B C and D without leaving an open so...

Page 48: ...on figure 3 2 There are two posts on one end of the memory segment and only one post on the other These posts go into holes on the memory module above and below the memory segment socket permitting on...

Page 49: ...emory module do the following Step 1 Step 2 Remove system power Remove the right front panel cover by loosening the two thumb screws figure 3 3 Figure 3 3 PLG 2120 Processor Front Panel 0 e nPOOOAAM W...

Page 50: ...gment from its socket If another memory segment is to be installed refer to INSTALLATION section Install backup batteries as outlined in section 3 1 2 INSTALLATION CAUTION The backup battery must be r...

Page 51: ...ne cell batteries Cat No 1771 BA or one Lithium cell Cat No 1771 XO See section 2 1 2 Memory Modules Battery Backup for a complete memory battery compatibility list Alkaline cells provide approximatel...

Page 52: ...To install two D size alkaline cellsr do the following Step 1 Step2 Step 3 Step 4 Figure 3 5 Loosen thumb screws on right front panel cover and remove cover figure 3 3 Loosen battery housing screw an...

Page 53: ...blication 1770 2 18 Dispose of the old lithium cell as explained in that publication Install new lithium cell and go to step 7 If old cells are alkaline remove them and continue with step 4 Remove cen...

Page 54: ...gure 3 7 The depressed side of the switch indicates the position of the switch Settings for these switches for local racks are shown in table 3 B Table 3 8 110 Chassis Switch Group Settings For Local...

Page 55: ...ations Once it has been determined the type of power supply to be used and length of corresponding power cable needed to connect to the 110 chassis plug the 9 pin connector of that power cable into th...

Page 56: ...1771 CP2 1771 Pl 1 ft 3m 1771 CL2 1771 PSC 1771 P3 P4 PS No Cable needed Direct connection to 1771 AlB A2B or A4B Chassis a Use with 1771 AlB A2B A3B and A4B only Located between the processor adapte...

Page 57: ...apter module has two sockets on the backplane to plug into Install keying bands in the top socket The socket has guide numbers along the right side figure 3 8 to aid in the positioning of the keying b...

Page 58: ...I Ufljlll ji Lifl 110 oOoltd fllll I N f r rc i r rt il 1 IJ f rE9l t9l r d I I J l l b l I I I _ ___ rE9l rE9l rl gL 1 91 I After each I 0 module slot has been keyed the corresponding I 0 module can...

Page 59: ...A Illlll o lii L c 1 j Module Extraction Tab r 1 0 Power Cable 1 0 Module Wiring Arm Locking Tab Field Wiring Arm 10685 After each pair of 110 modules a module group is installed secure these modules...

Page 60: ...g arm is in place on the chassis it pivots on the chassis cross bar figure 3 13 When the 110 module is installed the field wiring arm pivots upward and snaps onto the front connector edge of the I 0 m...

Page 61: ...gure 3 12 Snapping Field Wiring Arm onto Chassis Field Wiring Arm Figure 3 13 Field Wiring Arms Installed Locking tab holds wiring arm when in position Artisan Technology Group Quality Instrumentation...

Page 62: ...integral part of your manufacturing facility Some of the installation recommendations for user supplied equipment are general in nature Environmental conditions the individual application and local co...

Page 63: ...possible electrical noise interference Potential noise generators include inductive loads such as relays solenoids and motors and motor starters when they are operated by hard contacts such as push bu...

Page 64: ...oCube Part RG 1676 12 2200 1 11 ni NN YvH _ _ Discrete Component Equivalent Typical Suppression for 3 Phase Inductive Load 240 480V AC Electrocube Part No 1676 13 3 Required 0 47J Jf 2200 j f v Oiscre...

Page 65: ...No RG1676 14 0 471Jf 220 0 cyJ Discrete Component Equivalent General Electric MOV Metal Oxide Varistor Typical Suppression for a Small DC Inductive Load ______ voc 1 e e PIV Peak Inverse Voltage ratin...

Page 66: ...d it must be connected to the system power supply and all input devices connected to the controller Output devices should be connected on the same AC line but before the constant voltage transformer T...

Page 67: ...rmer specifications Some manufacturers recommend a reserve capacity of 6 to 8 times the motor VA requirement in order to handle starting current surges Enclosure Considerations You should provide an e...

Page 68: ...ll electrical equipment All earth ground connections must be permanent and continuous to provide a low impedance path to earth ground for induced noise currents and or fault currents An authoritative...

Page 69: ...Grounding Conductor Note When using this grounding configuration make no connections to EQUIP GND on the power supply terminal strips This can cause ground loops See section 4 1 To Earth Ground See Se...

Page 70: ...Equipment Grounding Conductors ENCLOSURE GROUNDING 10022 The enclosure that contains the programmable controller components must be connected to earth ground figure 3 22 Grounding paths to earth grou...

Page 71: ...in at the base of the controller must not exceed 600C 1400F Because of this vertical flow of air the unobstructed vertical spacing above and below the controller components is important The installati...

Page 72: ...1771 AlB A2B A3B and A4B only 3 Distance between the processor and the first I 0 chassis is limited by the cable feet requirement for the power supply being used 4 Distance between I 0 chassis is 3 o...

Page 73: ...roc ssor 6 _L t 6 L d l I _ lll _ I I I tE B F t 1 0 e 411 1 0 Chassis c 1 f 1 l J I I 1 f 11 1 f l l l I I I 1 f l I f 11 l I __ _ _ 4 1111 1 t 4 1 1 0 Chassis 1 f 1 f c l l 1 1 1 f 1 f 1 f f 1 c itl...

Page 74: ...closure back panel and the enclosure bare metal contact is required Paint or other nonconductive finishes must be scraped from the back panel and controller components if necessary where it comes in c...

Page 75: ...Lug Ground Bus or Mounting Bracket Welded Stud Flat Washer Scrape Paint Welded Stud Bolt Scrape Paint and use Star Washer 10023 Each vertical group of components is connected together figure 3 19 and...

Page 76: ...brackets and the enclosure back panel with the mounting nuts hand tightened If spaces are uneven insert flat washers as needed onto the mounting bolts or studs to even the spacing When this is accompl...

Page 77: ...1 25 28 6cm 0 e n o llEJ h e I 0 0 ______ 12 0 30 5cm I J e G2 I 13 5 34 3cm 10693 When mounting the 110 chassis the installer may elect to remove the 1 0 modules in order to reduce the weight of the...

Page 78: ...lug shown is used with the PLC 2 1 0 Adapter only The Battery Pack is used with thEl PLC 2 Mini Processor and thEl Mini PLC 2 15 Processor 13161 17718 s ot and 16 s ot 110 Chassis Mounting Dimensions...

Page 79: ...current requirement of a bulletin 1771 110 rack exceeds the 4 amperes auxiliary power supplies are required Three of the seven auxiliary supplies are listed below o AC Auxiliary Power Supply Cat No 17...

Page 80: ...is or as a stand alone unit The mounting dimensions for the stand alone unit are shown in figure 3 30 Figure 3 30 Auxiliary Power Supply Cat No 1771 P2 Mounting Dimensions Stand Atone lo l e e I c B I...

Page 81: ...5 2 mm NOTE For ease of assembly Power Supply and 1 0 Chassis should be assembled as a unit before mounting 0 The battery pack is used with the Mini PLC 2 and Mini PLC 2 15 Processors 1777 P2 P4 AUXlL...

Page 82: ...ws and remove the power supply module Important The power supply module cable does not plug into any socket on the auxiliary power supply chassis Mounting dimensions for the 1777 P2 and 1777 P4 auxili...

Page 83: ...33 and 3 34 If this connection results in a ground loop which is suspected of introducing an objectionable ground current causing faulty operation of the Allen Bradley programmable controller refer t...

Page 84: ...ackplane Ground Bus Enclosure Wall Output Device Equipment Grounding Conductions CAMt TO DC 1 0 Devices Grounding Electrode Conductor to Earth Ground Ground Electrode System D To minimize EMI generati...

Page 85: ...f E Stop Switches in Series r I I CAM CAM PC Power Supply Fuse Output Device CAM v Equipment Grounding Conductions CAM L TO DC 1 0 Devices I I I Grounding Electrode Conductor to Earth Ground Ground El...

Page 86: ...and output devices is removed Power is still supplied to the system power supply so that the processor can continue to operate even though all of its inputs and outputs are powered down Important The...

Page 87: ...gnals DC I 0 signal wires may be blue in color and AC I 0 signal wires may be red Local electrical codes may also specify insulation colors for various types of signals Wiring for each I 0 module shou...

Page 88: ...ignment Form U 1J I 51 I 0 G _ J ClJ 8 0KD 9 lJ 9 R J r J tz a l iS Q E I TJI l 91 0 9 F r 1 IIU r ll V 1 0 IS 9f J II l 1 916J0 J r 0 9 1 6 DI0 Q 9 l ei 0m 0e J r I I J J 5 u r v Pi liS Q g1m l l a 1...

Page 89: ...t Modules PROJECT NAME _____________________________________________ dll 8AHERY tNSTAll D PAGE OF ______________________ DATE __________________________________ DESIGNER D DmD 12080 to t n g 1 ra CS C...

Page 90: ...se output fast response thermocouple and other low level DC 1 0 modules o AC I 0 lines and high level DC 110 lines have a greater degree of noise immunity than low level DC I 0 lines High level DC 1 0...

Page 91: ...DC power to the controller before attempting any wiring installation within the enclosure After the wiring has been run in the ducts pull the appropriate wires for each module and bundle each module...

Page 92: ...ed pair of wires as completely as possible Most importantly the shield must be properly grounded only at one end The recommended grounding point for the shield is at the 110 chassis The 110 chassis wh...

Page 93: ...the wiring arm figure 3 39 Figure 3 39 Trim Foil and Unnecessary Insulated Wire Step 2 Strip off the exposed foil It may be necessary to insulate the bare drain wire with tape or shrink tubing along a...

Page 94: ...hassis mounting bracket and the flat washer before the nut is tightened A lug can be used figure 3 40 In applications where many shielded cables are connected at a single 1 0 chassis it may be necessa...

Page 95: ...lected the appropriate 110 power cable must be used figure 3 42 The cables have different pin connectors on each end to allow for proper connection After the power supply has been installed connect th...

Page 96: ...Auxiliary Power Supply I lc wer c 0 0 _ i l l I l I 2 L lc __ 1 0 Power Cable Cat No 1771 CJ or 1771 CK 0 j L l l L l L l l I I II I i I I I i ___I O Power Cable Cat No 1771 CE or 1771 CD 3 7 5 Input...

Page 97: ...Located near the bottom of the system power supply module processor and auxiliary power supply is an external power terminal strip to which incoming AC line connections are made figure 3 43 The syste...

Page 98: ...rip may cause improper operation or damage to the power supply 1772 P4 1777 P4 POWER SUPPLY DC input 24V DC connections are made to the and terminals of the terminal strip located at the bottom front...

Page 99: ...located on the front of the auxiliary power supply figure 3 45 This auxiliary power supply is factory shipped configured for 120V AC operation Figure 3 45 External Power Strip L2 fQUIP G IO 10704 You...

Page 100: ...20 240V AC the 1 ampere fuse must be removed and the 0 5 ampere fuse shipped separately with the power supply must be installed AC input line connections are made to L1 and L2 L1 is the high side of t...

Page 101: ...al terminal through a filter on the rear panel This filter should be cleaned and checked periodically This must be done with power removed from to the industrial terminal The 1770 T3 Industrial Termin...

Page 102: ...procedures are performed with power applied to all devices except those that allow any machine motion Finally the system is checked out with the machines in motion WARNING Machine motion during system...

Page 103: ...10 chassis wiring terminal Each connected input and output device has controller status indicators This paragraph gives the technique for comparing these indicators with the actual status of 1 0 devic...

Page 104: ...devices Once the significance of these status indicators is understood the hardware indicator comparison can be made On the front of each input module one indicator corresponds to each input terminal...

Page 105: ...icators on the I 0 modules The industrial terminal shows the logical or true false status of an instruction in the following manner An instruction is logically true if the condition it specifies is me...

Page 106: ...tch on the processor to the PROG position Step 5 Press SEARCH on the keyboard Step 6 Regardless of what is displayed press CLEAR MEMORY 9 9 on the keyboard A CLEARING MEMORY message is displayed on th...

Page 107: ...sis o Connection to proper terminal on I 0 chassis o Input device o Input module Step 3 Turn the processor s mode select switch to PROG position Step 4 Program a dummy rung examining the status of the...

Page 108: ...d must remain disconnected during this checkout procedure 4 7 CAUTION Machine motion during this procedure can cause injury to personnel or damage to equipment Disconnect any device which when energiz...

Page 109: ...mode select switch to PROG position Step 2 Press SEARCH f on the industrial terminal s keyboard Step 3 Clear the processor s memory by pressing CLEAR MEMORY 9 9 When the memory has been cleared the E...

Page 110: ...e output device does not energize check the following Wiring to the output devices Wiring from the device to the proper VO module terminal Output device o OFF If the output module indicator fails to i...

Page 111: ...MEMORY 9 9 When the memory has been cleared the END statement is displayed Step 4 Enter the rung for testing the output using the force function figure 4 4 The rung begins with a BRANCH END instructio...

Page 112: ...icator aids in troubleshooting The meaning of the indicator is as follows o ON The module has turned its output on supplying voltage for the terminal address being tested If the output device does not...

Page 113: ...completed the final system check can begin Consult the appropriate Programming and Operations Manual for start up information that relates to the programmer Also refer to that manual for information...

Page 114: ...ppropriate output in the program then turn the processor s mode select switch to RUN Step 8 Disconnect the output device just tested Step 9 Repeat steps 6 through 8 for each output device causing mach...

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Page 116: ...cessor chassis the I 0 adapter module and the I 0 modules are each enclosed in a tough plastic case The interior of the enclosure should be kept clean and the enclosure door should be kept closed when...

Page 117: ...ors A major fault causes the processor and I 0 system to shutdown When a major fault is detected outputs are either de energized or held in their last state as determined by the setting of the last st...

Page 118: ...move power from the system power supply and perform the following steps Step 1 Loosen the two thumb screws on the left front panel and remove panel figure 5 1 Step 2 Pull the system power supply modul...

Page 119: ...er SuppJy Module Figure 5 3 Power Supply System Power Supply Module Side View Power Cable 0 9 0 Processor Fault Standby Low Memory Fault Memory Module 0 0 5 AMP Fuse 0 25 AMP Fuse g 0 10679 10666 Arti...

Page 120: ...the switch is in one of these positions and the RUN indicator is not illuminated check the fault indicators I 0 adapter or I 0 module indicators MODE SELECT SWITCH A four position mode select switch i...

Page 121: ...he processor control module figure 5 2 When illuminated you can see this indicator through the window on the right front panel of the processor If the logic controlling the processor scan fails this i...

Page 122: ...Changing the mode select switch to the PROG position resets this circuit The memory should be reloaded and checked in the test mode for another memory fault indication If this indicator illuminates i...

Page 123: ...rconnect cable or 110 power cable If the cause of the failure is not readily apparent the Termination Plug cat no 1777 CP can be systematically moved from one 110 chassis to another to isolate the pro...

Page 124: ...exists in that I 0 adapter module and it should be replaced The front of the 1772 SD2 distribution panel has eight bicolor redigreen LED indicators figure 5 5 If the I 0 chassis is used and serial com...

Page 125: ...normally on ADAPTER FAULT Illuminates when the module is not operating properly It tells you that a fault has been detected and that the I 0 chassis has responded in the manner selected by the last st...

Page 126: ...s therefore a check of 10717 indicators will indirectly indicate a blown fuse As previously mentioned output module fuse s has an associated blown fuse indicator The fuses on the processor system powe...

Page 127: ...and machine motion in order to isolate and repair the trouble Once a controller fault has been narrowed down to a particular module it is often useful to replace the suspect module or modules one at...

Page 128: ...y module Step 2 Loosen the two thumb screws on the right front panel and remove the panel This allows access to the memory module and processor control module Step 3 Remove the memory module located i...

Page 129: ...pply module Step 2 Loosen the two thumb screws on the right front panel and remove the panel This allows access to the processor control module and memory module Step 3 Remove the processor control mo...

Page 130: ...Supply Module Perform the following steps to replace the system power supply module figure 5 9 Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Turn mode select switch to the PROG position and...

Page 131: ...user power cable and 110 rack power cable s to the system power supply module Step 13 Re attach left front panel Step 14 Restore power to system power supply module Step 15 Observe the diagnostic indi...

Page 132: ...t cable s and 110 termination plug if used on this module Reconnect the field wiring arm if used on this module Reconnect the power cable to the system power supply and all auxiliary power supplies Mo...

Page 133: ...latch and remove the 110 module Install replacement 110 module making sure it is the same type and series level as the one removed Lock the 110 module in place using the I 0 locking latch Rotate the...

Page 134: ...oc to a5oc 4ooF to tasoF o Relative Humidity 5 to 95 without condensation Nominal Input Voltages to Processor Modules o 5 1V 12 0V 5 1V DC Supplied by processor power supply Input Power o 25VA max Exe...

Page 135: ...n its own enclosure The system power supply is a module within the processor chassis Input Voltage o 120V 2201240V AC Input Voltage Range o 120V 98 132V AC o 2201240V 196 250V AC Output Voltage o 5 1V...

Page 136: ...put Power o 75VA Power Supply SV Capability o 1 to 9A Fuses o 10AI125V slow blow o O SA in 12V DC circuit Weight o System power supply module 9 5 fbs 4 3 kg o Auxiliary power supply module 20 tbs 9 kg...

Page 137: ...ications are not included in this chapter If you need their specifications refer to appropriate publications or to our Publications Index publication SD499 However publication 1771 1 2 illustrates the...

Page 138: ...9600 Baud Environmental Conditions o Operational Temperature oo to 55oc 32o to 1300F o Storage Temperature 4oo to 65oc 4oo to 1490F o Relative Humidity 5 to 95 without condensation Dimensions W x H x...

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Page 140: ...ess your hardware so that it relates to your ladder diagram program In the ladder diagram program the input or output instruction address is associated with a particular 110 module terminal and is ide...

Page 141: ...ugh 17 for the lower half of each module another group Figure A 1 Hardware Data Table Addressing Relationships Concept Hardware Terminology Input 1 or Output 0 Rack No 1 7 l XXX XX v v t i Word Bit Ad...

Page 142: ...hysical 2 slot 110 group is represented by a word in the input image table and a word in the output image table Each input terminal corresponds to a bit in the input image table word and each output t...

Page 143: ...nd an 8 point output module FigureA2 Illustration of2 s ot Addressing with Two 8 point Input Modules 2 slot l 0 Group Note Two 8 point input modules use one full word of the input image table Input Te...

Page 144: ...04 05 06 07 110 Module Group Output Terminals 10 11 12 13 14 15 16 17 Output image table word corresponding to the 110 module group Used Output bits Unused Output bits Input image table word correspon...

Page 145: ...2 slot Addressing with 16 Point Input and Output Modules Input Terminals 00 01 02 03 04 07 10 11 12 13 14 15 1 2 slot 1 0 Group Output Terminals 00 01 02 03 o4 os o6 o7 10 11 12 13 14 15 16 17 Note 1...

Page 146: ...able are unused Assigning 1 0 Rack Numbers When you select 2 slot addressing each pair of slots one I 0 group is assigned to the corresponding pair of words in the input and output image tables You as...

Page 147: ...backplane switch assembly See your scanner s or adapter s users manual for the specific switches and their settings The physical address of each I 0 group corresponds to an input and an output image...

Page 148: ...put image table word corresponding to the 1 0 group l17j16l15ly fl03l02l01lOO I 1 slot 110 Group Output Terminals Output image table word corresponding to the 1 0 group l17l16l15l1l bi03l02l01lOOI Inp...

Page 149: ...0 Rack Numbers with 1 s ot Addressing Assigned Assigned 1 0 rack number 1 1 0 rack number 2 1771 A4B 110 Chassis using 1 slot addressing Earlier Figure A l we showed how the 5 digit input or output in...

Page 150: ...west group number that it occupies and at slot 0 For example a two slot block transfer module in rack 1 groups 2 and 3 would be addressed by Rack Group Slot at location 120 Also see the appropriate bl...

Page 151: ...are used With t slot addressing since 32 input bits and 32 output bits are set aside in the processor s image table for each slot 16 input image table bits and 16 output image table bits times 2 group...

Page 152: ...odules with 1 2 slot addressing but the rest of the bits are unused They may be addressed through either of the 110 module groups assigned to that chassis slot FigureA9 Illustration off slot addressin...

Page 153: ...is requires only four slots Thus in a single 16 slot chassis you now can have four 110 racks figure A l0 FigureA10 Assigning 110 Rack Numbers with 112 S ot Addressing Assigned Rack Numbers 1 0 Group N...

Page 154: ...module it must be addressed by the lowest group number that it occupies and at slot 0 For example a one slot block transfer module in rack 1 groups 2 and 3 chassis slot 2 would be addressed by Rack Gr...

Page 155: ...you can only use 2 slot addressing o If your processor is communicating to a remote 110 chassis through a 1771 ASB Series A Remote 110 Adapter module and the needed 1772 SD2 Remote 110 Scanner Distrbu...

Page 156: ...slt 1 slt slt 1771 Al 8 A X X 16 X X 32 X X X 1771 AS 8 A X X 16 c X X 32 X X X 1771 ASB 8 A A X Series A 16 c A X 32 X X X 1771 ASB 8 A A A Series B 16 c A A 32 X c A LEGEND A Any mix of modules in...

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Page 158: ...Index Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

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Page 160: ...5 Component Mounting 3 23 3 28 Constant Voltage Transformer 3 21 Control Module 2 2 5 6 5 13 D Data Cartridge Recorder 1 2 2 27 4 13 5 5 Diagnostic Indicators 2 17 2 18 5 1 5 6 5 13 ACTIVE 2 18 5 7 DC...

Page 161: ...Definition 1 1 PLC 2 20 and PLC 2 30 Processors 2 2 A 14 PLC 2 20 Processor 2 1 2 2 3 4 6 1 PLC 2 30 Processor 2 1 2 2 2 13 6 1 Power Supply 1 3 2 1 2 27 4 1 5 16 6 2 Auxiliary Power Supply 2 1 2 27...

Page 162: ...n Recommendations 3 17 System Power Supply See Power Supply System Start Up 4 1 T Terminal Strip 3 10 Termination Plug 2 17 5 8 5 16 Transformer Constant Voltage 3 21 Troubleshooting 5 1 Troubleshooti...

Page 163: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 164: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

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