Rockwell Automation 1785 PLC-5 User Manual Page 1

1785 PLC-5 Programmable ControllersQuick ReferenceAddressing Instruction SetHardware Components Switch Settings TroubleshootingFront Panels ...

Hardware ComponentsProcessor Comparison 1-6Comparison Chart for PLC-5 Family ProcessorsProcessor Memory (Words)Local ChassisRemote Chassis (I/O Racks)

Switch SettingsComplementary I/O 4-4Switch Assemblies without Complementary I/O in aRemote I/O Adapter Module (1771-ASB series C and series D)1234ONOF

Switch SettingsComplementary I/O 4-5I/O Rack Number (without Complementary I/O 1771-ASB series C and series D) Rack 1 2 3 4 5 6 Rack 1 2 3 4 5 601 on

Switch SettingsComplementary I/O 4-6Switch Assemblies with Complementary I/O in a Remote I/O Adapter Module (1771-ASB series C and series D) I/O Rack

Switch SettingsSwitch Assembly 1 4-7Switch Settings – Enhanced, Ethernet, and ControlNet PLC-5 Processors, Series E or laterSwitch Assembly 1 ☞Side

Switch SettingsSwitch Assembly 1 4-8Enhanced, Ethernet,and ControlNet PLC-5processors onlyStationNumber1 2 3 4 5 6StationNumber1 2 3 4 5 6StationNumbe

Switch SettingsSwitch Assembly 2 4-9Enhanced, Ethernet,and ControlNet PLC-5processors onlySwitch Settings – Enhanced, Ethernet, and ControlNet PLC-5 P

Switch SettingsSwitch Assembly 3 4-10Ethernet PLC-5 processors onlyEthernet Configuration Jumper – PLC-5/20E, -5/40E, -5/80EThe Ethernet configuration

Switch SettingsSwitch Assembly 1 4-11ControlNet PLC-5processors onlyControlNetwork AddressSelect your processor’s ControlNet network address by settin

Switch Settings4-12Classic PLC-5processors onlySwitch Settings – Classic PLC-5 ProcessorsSwitch Assembly To select: Set switch: To:DH+ station number

Switch Settings4-13Classic PLC-5processors onlyStationNumber1 2 3 4 5 6StationNumber1 2 3 4 5 6StationNumber1 2 3 4 5 60 on on on on on on 26 on off o

Hardware ComponentsProcessor Comparison 1-7PLC-5 comparison chart continued... Processor Memory (Words)Local ChassisRemote Chassis (I/O Racks)I/O Capa

Switch Settings4-14Classic PLC-5processors onlySwitch Settings – Classic PLC-5 Processors – Switch Assembly 2PLC-5 Processor as an Adapter in a PLC-5,

Switch SettingsSwitch Assembly 2 4-15Switch Settings – Classic PLC-5 Processors – Switch Assembly 2PLC-5 Processor as an Adapter in a PLC-5, Scanner M

Switch SettingsRemote I/O Rack Number 4-16Classic PLC-5processors onlyRemote I/O Rack Number Classic PLC-5 Processor (except PLC-5/10) as an Adapter i

Switch SettingsSwitch Assembly 2 4-17Classic PLC-5processors onlySwitch Settings – Classic PLC-5 ProcessorsSwitch Assembly 2PLC-5 Processor as an Adap

Switch SettingsI/O Rack Number 4-18Classic PLC-5processors onlyI/O Rack Number (PLC-5 Processor as an Adapter in a PLC-2/20, PLC-2/30, or Sub I/O Scan

Switch SettingsSwitch Assembly 2 4-19Classic PLC-5processors onlySwitch Settings – Classic PLC-5 ProcessorsSwitch Assembly 2PLC-5 Processor as an Adap

Switch SettingsI/O Rack Number 4-20Classic PLC-5processors onlyI/O Rack Number (PLC-5 Processor as an Adapter in a PLC-3 Systemor a PLC-5/250 System -

Switch SettingsSwitch Assembly 2 4-21Classic PLC-5processors onlySwitch Settings – Classic PLC-5 ProcessorsSwitch Assembly 2PLC-5 Processor as an Adap

Switch SettingsI/O Rack Number 4-22Classic PLC-5processors onlyI/O Rack Number (PLC-5 Processor as an Adapter in a PLC-3 Systemor a PLC-5/250 System –

Switch SettingsSwitch Assembly 3 4-23Classic PLC-5processors onlySwitch Settings – Classic PLC-5 ProcessorsSwitch Assembly If the processor is: Set sw

Hardware ComponentsProcessor Comparison 1-8PLC-5 comparison chart continued... Processor Memory (Words)Local ChassisRemote Chassis (I/O Racks)I/O Capa

TroubleshootingGeneral Problems 5-1Enhanced, Ethernet,and ControlNet PLC-5processors onlyTroubleshooting – Enhanced, Ethernet, and ControlNet PLC-5 Pr

TroubleshootingGeneral Problems 5-2Enhanced, Ethernet,and ControlNet PLC-5processors onlytroubleshooting – Enhanced, Ethernet, and ControlNet PLC-5 pr

TroubleshootingCommunication Channel 5-3Enhanced, Ethernet,and ControlNet PLC-5processors onlyTroubleshooting – Enhanced, Ethernet, and ControlNet PLC

TroubleshootingCommunication Channel 5-4Enhanced, Ethernet,and ControlNet PLC-5processors onlytroubleshooting – Enhanced, Ethernet, and ControlNet PLC

TroubleshootingCommunication Channel 5-5Troubleshooting – PLC-5/40L and PLC-5/60L Processor (Only)Communication Channel☞Indicator ColorChannel ModeDes

TroubleshootingCommunication Channel 5-6troubleshooting – PLC-5/40L and PLC-5/60L processor (only) communication channel continued...Indicator ColorCh

TroubleshootingEthernet 5-7Ethernet PLC-5processors onlyTroubleshooting – Ethernet ProcessorsStatus and TransmitThe PLC-5 Ethernet Transmit indicator

TroubleshootingControlNet 5-8ControlNet PLC-5processors onlyTroubleshooting – ControlNet ProcessorsStatus IndicatorsI/O Indicator State Description Pr

TroubleshootingControlNet 5-9ControlNet PLC-5processors onlytroubleshooting – ControlNet processors status indicators continued...IndicatorColor1Proba

Hardware ComponentsProcessor Comparison 1-9PLC-5 comparison chart continued... PLC-5 ControlNet Processors - Maximum I/O Map EntriesProcessor Memory

TroubleshootingControlNet 5-10ControlNet PLC-5processors onlyIndicatorColor1Probable Cause Recommended ActionOff Channel disabled No action requiredCo

TroubleshootingControlNet 5-11ControlNet PLC-5processors onlyIndicator Color Description Probable Cause Recommended ActionPROCREM I/OCOMMall red(stead

TroubleshootingGeneral Problems 5-12Classic PLC-5processors onlyTroubleshooting – Classic PLC-5 Processor General Problems troubleshooting – Classic P

TroubleshootingGeneral Problems 5-13Classic PLC-5processors only☞Indicator Color Description Probable Cause Recommended ActionPROCREM I/OCOMMall red(s

TroubleshootingAdapter Mode 5-14Classic PLC-5processors onlyTroubleshooting – Classic PLC-5 Processors (except PLC-5/10) in Adapter ModeIndicator Colo

TroubleshootingScanner Mode 5-15Classic PLC-5processors onlyTroubleshooting – Classic PLC-5 Processors (except PLC-5/10 and PLC-5/12) in Scanner ModeI

TroubleshootingScanner Mode 5-16Classic PLC-5processors onlyTroubleshooting – Classic PLC-5 Processors (except PLC-5/10 and PLC-5/12) in Scanner ModeI

TroubleshootingRemote I/O 5-17Classic PLC-5processors onlyTroubleshooting – Remote I/O System, 1771-ASB series C and series DSee page 5-20 for footnot

TroubleshootingRemote I/O 5-18Classic PLC-5processors onlytroubleshooting – remote I/O system, 1771-ASB series C and series D continued...See page 5-2

TroubleshootingRemote I/O 5-19Classic PLC-5processors onlytroubleshooting – remote I/O system, 1771-ASB series C and series D continued...See page 5-2

Hardware Components1771 I/O Chassis 1-10 1771 I/O Chassis for PLC-5 FamilyProcessorsCatalog Number Chassis Size MountingBackpanel 19” RackPower Supply

TroubleshootingRemote I/O 5-20Classic PLC-5processors onlytroubleshooting – remote I/O system, 1771-ASB series C and series D continued...1You must se

TroubleshootingRemote I/O 5-21Troubleshooting – Remote I/O System, 1771-ASB series BSee page 5-24 for footnotesIndicator Response Description Probable

TroubleshootingRemote I/O 5-22troubleshooting – remote I/O system, 1771-ASB series B continued...See page 5-24 for footnotes☞Indicator Response Descri

TroubleshootingRemote I/O 5-23troubleshooting – remote I/O system, 1771-ASB series B continued...See page 5-24 for footnotes.☞Indicator(on I/O rack)Re

TroubleshootingRemote I/O 5-24troubleshooting – remote I/O system, 1771-ASB series B continued... 1You must select the operating mode of the remote I/

TroubleshootingExtended Local I/O 5-25TroubleshootingExtended Local I/O 5-25☞Troubleshooting – Extended Local I/O System, 1771-ALXSee page 5-27 for fo

TroubleshootingExtended Local I/O 5-26troubleshooting – extended local I/O system, 1771-ALX continued...See page 5-27 for footnotes☞Indicator Response

TroubleshootingExtended Local I/O 5-27TroubleshootingExtended Local I/O 5-27troubleshooting – extended local I/O system, 1771-ALX continued... 1The I/

TroubleshootingExtended Local I/O 5-28Troubleshooting – 1794-ACN(R)15 FLEX I/O ControlNet Adapter IndicatorsIndicators Comm A and B (simultaneously)In

TroubleshootingExtended Local I/O 5-29TroubleshootingExtended Local I/O 5-29Troubleshooting – 1771-ACN(R)15 ControlNet IndicatorsIndicators Ch A and B

Hardware ComponentsPower Supply Modules 1-11Power Supply Modules in a Chassis(containing a PLC-5 processor)OutputCurrentOutput Current (in amps) when

TroubleshootingExtended Local I/O 5-30Troubleshooting – 1771-ACN(R)15 Adapter Status IndicatorsOKIndicatorDisplayMnemonicDescription Probable Cause Re

TroubleshootingExtended Local I/O 5-31TroubleshootingExtended Local I/O 5-31Off On RPLC Fatal Power On Self Test failure RAM or FLASH test failed.Proc

TroubleshootingExtended Local I/O 5-32The ControlNet status file is an integer data-table file that you specify and configure with the I/O map for sch

TroubleshootingExtended Local I/O 5-33TroubleshootingExtended Local I/O 5-33The following table explains the bits in the first word of the ControlNet

TroubleshootingExtended Local I/O 5-34The following table explains the second and third status words in the ControlNet I/O status file.ControlNet I/O

TroubleshootingExtended Local I/O 5-35TroubleshootingExtended Local I/O 5-35Error MessagesThe following is a list of ControlNet error codes, messages,

TroubleshootingExtended Local I/O 5-36The map table is corrupted. Reenter the I/O map entry that is failing.The target node of the MSG instruction is

TroubleshootingExtended Local I/O 5-37TroubleshootingExtended Local I/O 5-3738 0x0026 INVALID DESTINATION ADDRESS SIZE The map table is corrupted. Ree

TroubleshootingExtended Local I/O 5-38275 0x0113 OUT OF CONNECTIONS The maximum number of connections to/from this node has been exceeded.Reduce the n

TroubleshootingExtended Local I/O 5-39TroubleshootingExtended Local I/O 5-39281 0x0119 OWNER CONNECTION NOT OPEN The originating node attempted to ope

Hardware ComponentsPower Supplies 1-12Power Supplies in a Remote Chassis (1771-ASB)or an Extended Local I/O Chassis (1771-ALX)Output Current Output Cu

TroubleshootingExtended Local I/O 5-40516 0x0204 UNCONNECTED REQUEST TIMED OUT The ControlNet cable from the originating node to the target node is br

TroubleshootingExtended Local I/O 5-41TroubleshootingExtended Local I/O 5-41772 0x0304 NO SCHEDULED CONFIGURATION The ControlNet cable from the origin

TroubleshootingExtended Local I/O 5-42791 0x0317 INVALID SCHEDULE DATA The ControlNet cable from the originating node to the programming terminal was

TroubleshootingExtended Local I/O 5-43TroubleshootingExtended Local I/O 5-4365527 0xFFF7 MODULE TIMED OUT The target slot is empty. Insert the proper

TroubleshootingExtended Local I/O 5-4465530 0xFFFA MODULE DECLARED INVALID LENGTH A communication error between the adapter and the module caused the

TroubleshootingExtended Local I/O 5-45TroubleshootingExtended Local I/O 5-45Fault CodesFault routines execute when a PLC-5 processor encounters a run-

TroubleshootingExtended Local I/O 5-46Additional Major Fault CodesThe processor stores fault codes in word 12 of the processor status file (S:12). The

TroubleshootingExtended Local I/O 5-47TroubleshootingExtended Local I/O 5-47205 ControlNet configuration exceeds processor bandwidth.IMPORTANT: Schedu

TroubleshootingExtended Local I/O 5-48ControlNet Diagnostics File LayoutWhen you specify a Control Diagnostic File in RSNetWorx for the ControlNet net

TroubleshootingExtended Local I/O 5-49TroubleshootingExtended Local I/O 5-49Fault Register -- Pre Reset 19;07-00 Maximum number of simultaneously acti

Hardware ComponentsKeyswitch 1-13Front Panel KeyswitchKeyswitch PositionOperation RUN PROG REMRUN PROGExecute programs (with outputs enabled) X XExecu

TroubleshootingExtended Local I/O 5-50The following table describes each bit in word 23 (Channel status and Media bits) of the diagnostic file.Maximum

Publication 1785-7.1 - May 1999 PN 955135-35Supersedes Publication 1785-7.1 - August 1996 © 1999 Rockwell International Corporation. All Rights Reserv

Hardware ComponentsProcessor Status File 1-14Processor Status FileThis word of the status file: Stores:S:0 Arithmetic flags• bit 0 = carry• bit 1 = ov

Hardware ComponentsProcessor Status File 1-15processor status file continuedThis word of the status file: Stores:S:7 Global status bits:• S:7/0-7 -

Using this ManualThis Quick Reference provides information frequently needed for using and maintaining your Allen-Bradley PLC-5 processor. It is int

Hardware ComponentsProcessor Status File 1-16processor status file continued...This word of the status file: Stores:S:10 Minor fault (word 1)Bit Descr

Hardware ComponentsProcessor Status File 1-17processor status file continued...This word of the status file: Stores:S:11 Major faultBit Description0 c

Hardware ComponentsProcessor Status File 1-18processor status file continued... This word of the status file: Stores:S:12 Fault codesCode Description0

Hardware ComponentsProcessor Status File 1-19processor status file continued... This word of the status file: Stores:S:12 continued... Fault codesCode

Hardware ComponentsProcessor Status File 1-20processor status file continued... This word of the status file: Stores:S:12 continued... Fault codesCode

Hardware ComponentsProcessor Status File 1-21processor status file continued... This word of the status file: Stores:S:12 continued... Fault codesCode

Hardware ComponentsProcessor Status File 1-22processor status file continued... This word of the status file: Stores:S:12 continued... Fault codesCode

Hardware ComponentsProcessor Status File 1-23processor status file continued... This word of the status file: Stores:S:17 Minor fault (word 2)Bit Desc

Hardware ComponentsProcessor Status File 1-24processor status file continued... This word of the status file: Stores:S:24 Indexed addressing offsetS:2

Hardware ComponentsProcessor Status File 1-25processor status file continued...This word of the status file: Stores:S:29 Fault routine fileS:30 STI se

The Safety Guidelines for the Application, Installation, and Maintenance of Solid State Control, publication SGI-1.1 (available from your local Allen-

Hardware ComponentsProcessor Status File 1-26processor status file continued...This word of the status file: Stores:Classic PLC-5 processors use only

Hardware ComponentsProcessor Status File 1-27processor status file continued...This word of the status file: Stores:S:60 Extended-local I/O channel d

Hardware ComponentsProcessor Status File 1-28processor status file continued...This word of the status file: Stores:S:79 MCP inhibit bitsBit 0 for MC

Hardware ComponentsI/O Status File 1-29I/O Status File Format(N:15 is defined in word S:16 of the processor status file.)Defined I/O status fileN15:0N

Hardware ComponentsI/O Status File 1-30Word 1 in the I/O Status File This bit: Corresponds to:Fault bits 00 first 1/4 rack starting I/O group 001 seco

Hardware ComponentsI/O Status File 1-31Word 2 in the I/O Status File This bit: Corresponds to:Inhibit bits 00 first 1/4 rack starting I/O group 001 se

AddressingData Table Files 2-1Addressing Data Table Files (Enhanced, Ethernet, and ControlNet Processors) Series E and Later –File TypeFile-Type Ident

AddressingData Table Files 2-2File TypeFile-Type IdentifierFile NumberMaximum Size of File 16-bit words and structuresMemory Used in Overhead for each

AddressingData Table Files 2-3Data Table Files - Classic ProcessorsFile DescriptionNumber (Default File)Maximum Size of File(16-bit words and structur

ConventionsThe table below describes the naming conventions used in this manual:☞ You see this symbol in the lower right-hand corner of the page when

AddressingProgram Files 2-4Program Files Program File Number Program File NumberDescription Classic PLC-5 ProcessorsEnhanced, Ethernet, and ControlNet

AddressingI/O Images/Symbolic 2-5I/O Image Addressinga:bbc/dda I/O data type identifierI - input deviceO - output devicebb I/O rack number00 - 03 (oct

AddressingLogical 2-6Logical AddressingWhere: Is the:# File address identifier. Omit for bit, word, and structure addresses (also indicates indexed ad

AddressingIndexed/Indirect 2-7Indexed AddressingIndexed addressing offsets an address by the number of elements you select. You store the offset value

AddressingModule Placement 2-8I/O Addressing ModesDiscrete I/O Module Placement for Addressing ModesAddressing Concept Summary2-slot addressing 1-slot

Instruction SetStatus Bits 3-1Instruction SetInstruction Set – Status BitsCategory MnemonicWord 0Word 1 Word 215 14 13 12 11 10 09 08TIMER (T4:n) 2TON

Instruction SetRelay 3-2Relay Instructions Instruction DescriptionExamine OnXICExamine data table bit I:012/07, which corresponds to terminal 7 of an

Instruction SetRelay 3-3relay instructions continued... Instruction DescriptionImmediate InputIINThis instruction updates a word of input–image bits b

Instruction SetRelay 3-4relay instructions continued... Instruction DescriptionImmediate Data Input IDIfor ControlNet processors onlyIf the input cond

Instruction SetTimer 3-5Timer InstructionsInstruction DescriptionTimer On DelayTONStatus Bits:EN – EnableTT – Timer TimingDN – DoneIf the input condit

Hardware ComponentsFront Panel 1-1Front Panel – EnhancedPLC-5 ProcessorsChannel 1A fixed DH+ portKeyswitchChannel 0 - on-boardserial portChannel 1A st

Instruction SetTimer 3-6timer instructions continued... Instruction DescriptionRetentive Timer OnRTOStatus Bits:EN - EnableTT - Timer TimingDN - DoneI

Instruction SetCounter 3-7Counter InstructionsInstruction DescriptionCount UpCTUStatus Bits:CU-Count UpCD-Count DownDN-Count DoneOV-OverflowUN-Underfl

Instruction SetCounter 3-8counter instructions continued... Instruction DescriptionCount DownCTDStatus Bits:CU-Count UpCD-Count DownDN-Count DoneOV-Ov

Instruction SetCompare 3-9Compare Instructions Instruction DescriptionCompareCMPIf the expression is true, this input instruction is true. The CMP ins

Instruction SetCompare 3-10compare instructions continued... Instruction DescriptionMask Compare EqualMEQThe processor takes the value in the Source (

Instruction SetCompare 3-11compare instructions continued... Instruction DescriptionEqual toEQUIf the value in Source A (N7:5) is = to the value in So

Instruction SetCompute 3-12Compute Instructions Instruction DescriptionComputeCPTIf the input conditions go true, evaluate the Expression N7:4 – (N7:6

Instruction SetCompute 3-13compute instructions continued... Instruction DescriptionAdditionADDWhen the input conditions are true, add the value in So

Instruction SetCompute 3-14compute instructions continued... Instruction DescriptionArc TangentATN(Enhanced, Ethernet, and ControlNet PLC-5 processors

Instruction SetCompute 3-15compute instructions continued... Instruction DescriptionClearCLRWhen the input conditions are true, clear BCD file 9, word

Hardware ComponentsFront Panel 1-2PLC-5/30, -5/40, -5/60,-5/80 Processor PLC-5/40L, -5/60L ProcessorKeyswitchBattery holderChannel 2A statusindicator

Instruction SetCompute 3-16compute instructions continued... Instruction DescriptionDivisionDIVWhen the input conditions are true, divide the value in

Instruction SetCompute 3-17compute instructions continued... Instruction DescriptionLog to the Base 10LOG(Enhanced, Ethernet, and ControlNet PLC-5 pro

Instruction SetCompute 3-18compute instructions continued... Instruction DescriptionNegateNEGWhen the input conditions are true, take the opposite sig

Instruction SetCompute 3-19compute instructions continued... Instruction DescriptionSquare RootSQRWhen the input conditions are true, take the square

Instruction SetCompute 3-20compute instructions continued... Instruction DescriptionStandard DeviationSTD (Enhanced, Ethernet, and ControlNet PLC-5 pr

Instruction SetCompute 3-21compute instructions continued... Instruction DescriptionTangentTAN(Enhanced, Ethernet and ControlNet PLC-5 processors only

Instruction SetLogical 3-22Logical Instructions Instruction DescriptionAND When the input conditions are true, the processor evaluates an AND operatio

Instruction SetLogical 3-23logical instructions continued... Instruction DescriptionOR When the input conditions are true, the processor evaluates an

Instruction SetConversion 3-24Conversion Instructions Instruction DescriptionConvert from BCDFRDWhen the input conditions are true, convert the value

Instruction SetConversion 3-25conversion instructions continued... Instruction DescriptionConvert to DegreesDEG(Enhanced, Ethernet, and ControlNet PLC

Hardware ComponentsFront Panel 1-3Front Panel – Ethernet PLC-5 ProcessorsPLC-5/20E ProcessorKeyswitchChannel 0 - on-boardserial portChannel 1A statusi

Instruction SetBit Modify and Move 3-26Bit Modify and Move Instructions Instruction DescriptionBit DistributeBTDWhen the input conditions are true, th

Instruction SetBit Modify and Move 3-27bit modify and move instructions continued... Instruction DescriptionMasked MoveMVMWhen the input conditions ar

Instruction SetFile Instructions 3-28File Instructions Instruction DescriptionFile Arithmetic and Logic FALStatus Bits:EN – EnableDN – Done BitER – Er

Instruction SetFile Instructions 3-29file instructions continued... Instruction DescriptionFile Search and CompareFSCStatus Bits:EN - EnableDN - Done

Instruction SetDiagnostic 3-30Diagnostic InstructionsInstruction DescriptionFile Bit CompareFBCStatus Bits:EN - EnableDN - Done BitER - Error BitIN -

Instruction SetDiagnostic 3-31diagnostic instructions continued... Instruction DescriptionDiagnostic DetectDDTStatus Bits:EN - EnableDN - Done BitER -

Instruction SetShift Register 3-32Shift Register Instructions Instruction DescriptionBit Shift LeftBSLStatus Bits:EN - EnableDN - Done BitER - Error B

Instruction SetShift Register 3-33shift register instructions continued... Instruction DescriptionFIFO LoadFFLStatus Bits:EN - Enable LoadDN - Done Bi

Instruction SetShift Register 3-34shift register instructions continued... Instruction DescriptionLIFO LoadLFL(Enhanced, Ethernet, and ControlNet PLC-

Instruction SetSequencer 3-35Sequencer Instructions Instruction DescriptionSequencer InputSQIThe SQI instruction compares the Source (#I:031) input im

Hardware ComponentsFront Panel 1-4Channel 2 Status IndicatorsPLC-5/20C15 ProcessorKeyswitchI/O Status IndicatorNetwork Access PortChannel 2Channel 0Ch

Instruction SetProgram Control 3-36Program Control Instructions Instruction DescriptionMaster Control ResetMCRIf the input conditions are true, the p

Instruction SetProgram Control 3-37program control instructions continued... Instruction DescriptionNextNXT The NXT instruction returns the processor

Instruction SetProgram Control 3-38program control instructions continued... Instruction DescriptionSubroutineSBRThe SBR instruction is the first ins

Instruction SetProgram Control 3-39program control instructions continued... Instruction DescriptionOne Shot FallingOSF (Enhanced, Ethernet, and Cont

Instruction SetProgram Control 3-40Program control instructions continued... Instruction DescriptionSFC ResetSFR (Enhanced, Ethernet, and ControlNet

Instruction SetProcessor and Message 3-41Processor Control and Message Instructions Instruction DescriptionProportional, Integral, and DerivativePIDSt

Instruction SetProcessor and Message 3-42Processor control and message instructions continued... ☞Instruction DescriptionMessageMSGStatus BitsTO - Tim

Instruction SetBlock Transfer 3-43Block andControlNetTransfer Instructions☞Integer (N) control blockWord Offset Description0 status bits (see below)1

Instruction SetBlock Transfer 3-44block transfer instructions continued... PLC-5/25, -5/30, -5/40, -5/40L, -5/40C, -5/60, -5/60L, -5/80, -5/40E, -5/80

Instruction SetBlock Transfer 3-45block transfer instructions continued... Instruction DescriptionBlock Transfer ReadBTRIf the input conditions go fro

Hardware ComponentsFront Panel 1-5Hardware ComponentsREM I/O indicatorACTIVE/FAULT(green/red)PROGPLC-5/10 Processor PLC-5/12, -5/15, -5/25 ProcessorKe

Instruction SetBlock Transfer 3-46block transfer instructions continued... Instruction DescriptionControlNet I/O Transfer CTStatus BitsTO - Time-Out B

Instruction SetASCII Instructions 3-47ASCII Instructions Instruction DescriptionASCII Test for LineABL (Enhanced, Ethernet, and ControlNet PLC-5 proce

Instruction SetASCII Instructions 3-48ASCII instructions continued...Instruction DescriptionASCII String Concatenate ACN (Enhanced, Ethernet, and Cont

Instruction SetASCII Instructions 3-49ASCII instructions continued... Instruction DescriptionASCII Handshake LinesAHL (Enhanced, Ethernet, and Control

Instruction SetASCII Instructions 3-50ASCII instructions continued... Instruction DescriptionASCII Read LineARL(Enhanced, Ethernet, and ControlNet PLC

Instruction SetASCII Instructions 3-51ASCII instructions continued... Instruction DescriptionASCII String CompareASR (Enhanced, Ethernet, and ControlN

Instruction SetASCII Instructions 3-52ASCII instructions continued... Instruction DescriptionASCII WriteAWT (Enhanced, Ethernet, and ControlNet PLC-5

Switch SettingsChassis Backplane 4-1Switch Assembly Settings for I/O Chassis Backplane PLC-5 Processor in the I/O ChassisAlwaysOffPressed in at bottom

Switch SettingsChassis Backplane 4-2Switch 1Switch 256ONOFFLast StateSwitchesProcessor Restart LockoutAddressingATTENTION: We recommend that you set s

Switch SettingsChassis Configuration 4-31771 I/O Chassis Configuration Plug SettingsNYYNImportant: You cannot power a single I/O chassis with both apo