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Safety Simplifier Manual 

Design, programming, installation, maintenance and decommissioning of Safety Simplifier 

Systems. 

 

Safety Simplifier makes it easy to create safe and reliable industry and 

workplace environments, using wireless safety communication. 

 

Safety Simplifier can be customized with many different features and 

functions to fit your application. 

 

Summary of Contents for Safety Simplifier

Page 1: ...ommissioning of Safety Simplifier Systems Safety Simplifier makes it easy to create safe and reliable industry and workplace environments using wireless safety communication Safety Simplifier can be c...

Page 2: ...SSP North AB 30 08 2018 Manual V2f 2...

Page 3: ...th AB Safety System Products North AB Copies may be made for internal uses Source code from third parties and or open source software has been used for some parts of the configuration software The rel...

Page 4: ...D information 15 3 Safety Precautions when using Safety Simplifier 16 3 1 Safety information regarding I O and relay outputs of Safety Simplifier 19 3 1 1 The relay outputs 19 3 1 2 Solid state transi...

Page 5: ...9 3 10 Radio first level 46 11 9 3 11 Radio second level 46 11 9 3 12 CAN first level 47 11 9 3 13 CAN second level 47 11 9 3 14 CAN third level 48 11 9 4 Fatal error mode 48 11 9 4 1 Fatal error cod...

Page 6: ...project file 79 13 9 2 Comments 79 13 9 3 The Comment property 79 13 9 4 The Comment block 79 13 10 Designing systems with Radio or CAN communication 80 13 10 1 Radio and CAN communication safety Not...

Page 7: ...on via I O Terminals 102 13 15 4 Configuration for communication with other PLCs 103 13 15 4 1 Receiving signals from other PLCs 103 13 15 4 2 Sending signals to other PLCs 103 13 15 4 3 Function bloc...

Page 8: ...Latch 137 14 7 Signal Generators 138 14 7 1 Logic 1 138 14 7 2 Logic 0 138 14 7 3 Square Wave 139 14 7 4 1Hz Blink 139 14 7 5 5Hz Blink 140 14 8 Debug 142 14 8 1 Fatal Error 142 14 8 2 CAN OK 143 14 8...

Page 9: ...2018 Manual V2f 9 Safety Simplifier Introduction System overview Features Safety Precautions I O and Relay outputs Technical data Installation Bus communication PFH d values Reaction time Electrical d...

Page 10: ...re on demand PL Performance Level PLC Programmable Logic Controller SFF Safe Failure Fraction SIF Safety Instrumented Function SIL Safety Integrity Level SSPN Safety System Products North AB USB Unive...

Page 11: ...and get an understanding of how the functions work in practice How to install Simplifier Manager is described in chapter 3 3 1 5 Warranty The SSP North AB products are covered by a warranty against ma...

Page 12: ...requirements Any change of the safety system requires new testing and documentation The Safety Simplifier system is designed to achieve up to SIL 3 SILCL 3 PL e Cat 4 Type 4 in accordance with the IEC...

Page 13: ...Safety Simplifier s can also communicate with each other via radio and or CAN bus cable for the safety logic The configuration software Simplifier Manager is used for Programming and compiling logic t...

Page 14: ...vices Scanners Enabling switches Hold to run device Operating mode selector devices Safety mats and strips RFID sensors NC contacts for supervising of relays controlled from outputs Eight coded signal...

Page 15: ...hout the need of a common application program Indication and status information All relay outputs can be used for non safety as for example Indication and status information 2 1 6 LED information See...

Page 16: ...detected such as a short circuit on an OSSD output or an input that detects an invalid coded signal the affected inputs and or outputs turn off The error information is available on the LED panel wire...

Page 17: ...system of 2 16 Safety Simplifier also has a network id based on all the Safety Simplifiers serial number in a system to have a safe communication Each Safety Simplifier must have the same firmware to...

Page 18: ...er Monitor to a computer as well as the information on the LED display In the programming software Simplifier Manager all non safety signals are indicated by a dotted white line while safety signals a...

Page 19: ...afety function up to SIL 3 PLe cat 4 Output 16 terminal 43 44 and 53 54 has the same function Caution Both output contacts from 15 respectively from 16 must be used in a safety function to achieve a r...

Page 20: ...D outputs in the same unit and to internal and external fixed voltages If there is an external short circuit the relevant outputs will be shut off set to OFF state or to fatal error depending on the t...

Page 21: ...here is a short circuit to an external voltage to an I O this cannot be disconnected by Safety Simplifier Safety Simplifier can only disconnect other outputs associated with the programmed function of...

Page 22: ...on page 91 ON and OFF states can be 1 OV 2 VDC Supply voltage 3 Any of the A B C and D pulse trains or inverted within the same Safety Simplifier 4 E or inverted E signal between Safety Simplifiers W...

Page 23: ...stive load Max 0 5 A 3780 op year for 10 years Max 49 VDC Relay contacts inductive resistive load Max 0 2 A 100 800 op year for 10 years Max 49 VDC Operating temperature 20 oC to 65 oC Operating altit...

Page 24: ...number 12 2460 MHz Radio frequency channel number 13 2465 MHz Radio frequency channel number 14 2470 MHz Radio frequency channel number 15 2475 MHz Radio frequency channel number 16 2480 MHz Technical...

Page 25: ...Double transistor output Relay output PFH 4 6E 09 2 12E 09 1 34E 09 7 76E 10 3 87E 09 1 h DD 5 97E 02 4 05E 02 1 89E 02 2 39E 02 5 03E 02 10e 9 h DC 99 99 99 99 99 Diagnostic test interval Continuous...

Page 26: ...y Simplifier showing four mounting holes for M3 screws see Table 5 1 Accessories for Safety Simplifier on page 28 Bottom plastic part of Safety Simplifier showing two mounting holes for M5 screws with...

Page 27: ...es for mounting and installing Safety Simplifier on page 28 Mounting with large bracket The large bracket is mounted with the six included M3 screws 1 directly on the bottom side of Safety Simplifier...

Page 28: ...nting of Safety Simplifier SP N 88 001 89 M16 Plug yellow Plug with O ring for mounting from outside Plug for inside mounting on top part when two boxes are connected together SP N 88 001 73 SP N 88 0...

Page 29: ...Conductor cross section single 0 08 0 5 mm 2 fine wire 0 08 0 5 mm 2 fine wired wire sleeve with plastic collar 0 08 0 5 mm 2 fine wired wire sleeve without plastic collar 0 25 mm 2 stripping length...

Page 30: ...both 12V and 24V DC systems however any voltage in the range 10 30V can be used The accepted voltage range can be limited by settings in the software if external sensors and equipment require a more...

Page 31: ...IO clamping terminals on Safety Simplifier can be opened and closed by using a small flathead screwdriver see Figure 7 1 Note Only use stranded wires when making connections to the terminals for the b...

Page 32: ...A CAN card can be mounted anytime It is easy to connect a CAN card into a Safety Simplifier and it is fixed by pushing it into place and secured with a screw The terminals for the voltage supply on t...

Page 33: ...nt the PFH d value for each safety channel Single Safety Simplifier PFH d Input logic output Multiple Safety Simplifiers with radio communication with repeating information PFH d Input n x logic outpu...

Page 34: ...ty Simplifer nod 2 16 using GM in 1 Input delays logic Communication response time short or long Logic delays and Output T I T D OFF I T L T D OFF L T C long or short T L T D OFF L T O T D OFF O Note...

Page 35: ...Electrical diagrams for recommended connections of machines PB s and safety devices 11 1 E stop Combo PB with indication could be used for reset open start stop etc 11 2 E stop Combo PB with indicatio...

Page 36: ...SSP North AB 30 08 2018 Manual V2f 36 11 3 Two hand connection according to EN 574 11 4 Safety devices with OSSD outputs such as RFID sensor Safety Gate sensor Scanners Light beams and light curtains...

Page 37: ...SSP North AB 30 08 2018 Manual V2f 37 11 5 Safety Gate limit switches 11 6 Relay outputs for contactors with feedback for supervision monitoring...

Page 38: ...SSP North AB 30 08 2018 Manual V2f 38 11 7 Relay outputs for machines and safety devices 11 8 OSSD outputs for machines contactors and safety devices...

Page 39: ...epending on which menu is selected 11 9 1 Navigation To switch between the different menus the capacitive push button can be used A firm short press 1s on the button cycles through the menus in the fo...

Page 40: ...at this node has either CAN or radio connection to A green LED indicates connection and a red LED indicates no connection The unit has connection to node 1 which is itself and node 2 but not to node 3...

Page 41: ...N menu If this unit has radio or CAN connection to another unit it is displayed in green If it does not have either radio or CAN connection it is red In Figure 11 5 the unit has connection with node 1...

Page 42: ...in orange When an external error is detected the display will automatically jump to the I O menu until the error has disappeared and been reset If the error is currently present i e the short circuit...

Page 43: ...11 8 IO 2 and 4 are in the ON state IO 6 and 8 are in the OFF state relay 15 is in the OFF state and relay 16 is in the ON state 11 9 3 5 U first level Shows the voltage of the unit The voltage is the...

Page 44: ...third level The third level of the U menu indicates the temperature inside the enclosure of the units in the system The temperature is the sum of the LEDs on the display for example on Figure 11 11 th...

Page 45: ...he memory is not configured in logic In Figure 11 12 global memory 1 is high global memory 6 and 8 are low and the rest are not configured 11 9 3 9 M second level This menu shows the state of the glob...

Page 46: ...el The second level displays the nodes that this unit has radio connection to A green LED indicates good connection An orange LED indicates OK poor connection A red LED indicates no connection In Figu...

Page 47: ...not have CAN connection to node 3 indicated by red 11 9 3 13 CAN second level This menu shows the state of the 16 CAN memories on this unit A green LED indicates that the memory is high A red LED ind...

Page 48: ...communication stops and the unit displays an error code on the LED display 11 9 4 1 Fatal error codes The error codes are indicated on the LED display by all six menu LEDs lighting in red N I O U M et...

Page 49: ...ected directly to ground Disconnect the faulting terminal 1 2 3 4 0x000F BAD_CFG_NODE_NR Invalid node number settings Download a new configuration to the unit 9 0x0100 PWR_SUPPLY_TOO_HIGH Voltage is h...

Page 50: ...50 11 9 5 Configuration mode When a unit enters configuration mode it is indicated on the display by lighting the bottom six menu LEDs and LED 1 in orange as shown in Figure 11 20 Figure 11 20 Displa...

Page 51: ...N Shows which nodes this unit has connection to either via radio or CAN U The sum of the LEDs shows the voltage of other nodes in the system Shows which nodes this unit is connected to via radio I O S...

Page 52: ...el menu is indicated by the LED turning orange U The sum of the LEDs shows the temperature in C inside the enclosure of other nodes in the system CAN Shows the CAN baud rate that the current unit us r...

Page 53: ...SSP North AB 30 08 2018 Manual V2f 53 Software Using Simplifier Manager to design and program Safety Simplifier Systems...

Page 54: ...implifier Manager supports both Windows 7 and 10 however on Windows 7 to connect to USB devices like the Simplifier Monitor a special USB driver must be installed No extra driver is needed when using...

Page 55: ...all logic is created 3 Main Menu Here all the standard functions can be found 4 Toolbar Here the most frequently used functions can be found 5 Inspector Here properties for blocks in the logic can be...

Page 56: ...ifier Manager If the project has not been saved the user is asked if the project should be saved or if the changes should be discarded Edit commands The Edit menu contains commands for editing the blo...

Page 57: ...Mode This command is only available when the project is compiled and all serial numbers are specified Update Monitor Updates the firmware of the connected Simplifier Monitor Update Firmware Opens the...

Page 58: ...ouble clicking on a node in the project tree opens the node logic document Double clicking on the project opens the project overview document 13 5 Making your first program 13 5 1 Creating a Project T...

Page 59: ...ys if the node has relays or not This must match the type of the node that is being used If the node type does not match the program cannot be downloaded to the unit Pressing OK will add a Simplifier...

Page 60: ...split over different so called pages One page is printed as a landscape oriented A4 in the project report PDF The pages can be seen in the bottom of the document along with the buttons for adding rem...

Page 61: ...tput To activate the relay the E Stop must be pulled out and the Start Push Button pressed Pressing the E Stop will stop the machine The resulting function from the input terminals on the Simplifier t...

Page 62: ...essed pulled out OK In the inspector Change the first terminal number to 2 and the second terminal number to 4 as shown in Illustration This will program terminal 2 and 4 as an input and the logical i...

Page 63: ...C To cut the selected elements go to Edit Cut or press Ctrl X To paste the elements currently in the clipboard go to Edit Paste or press Ctrl V 13 5 11 Connections The program logic is built by creat...

Page 64: ...ngle Reset drag from the yellow output connector hotspot ON on the E Stop block to the input connector on the Single Reset block A yellow line from here on referred to as a connection follows the mous...

Page 65: ...n compile displaying the program checksum when finished If the compiler is not installed the program will only be checked for errors but is not compiled If there is an error in the logic a message wil...

Page 66: ...by default a Local Memory but can be changed by changing the Memory Type The Memory Type indicates which type of memory this is Global and CAN memories can be referenced across different nodes in the...

Page 67: ...utput connector and select Delete Connections Now we want to replace the old connections with Local Memories To do this drag a Memory from the toolbox to the graph and change its name to e_stop Now co...

Page 68: ...ments by going to Edit Cut pressing Ctrl X on the keyboard or pressing the Cut button on the toolbar The elements are now in the clipboard and can be pasted somewhere else Go to back to the Logic page...

Page 69: ...ction is now equivalent to the function before and compiling yields the same program checksum as before Illustration 13 21 The finished reset and E stop function Illustration 13 20 Pressing the Cut to...

Page 70: ...6 5 Programming Node 2 Node 2 will have an E Stop just like node 1 but instead of sending the signal to a local memory the signal will be sent over radio using so called Global Memories First switch t...

Page 71: ...Note that a memory cannot be used in another node until it has been assigned a memory number The memory now has some new properties in the Inspector Number StartUp Test Do Not Repeat and Reaction Time...

Page 72: ...and N2 GM02 reset_button Global Memories from node 2 are now visible in the Source Memory drop down of the Memory Reference in node 1 Selecting the N2 GM01 e_stop will change the colour of the referen...

Page 73: ...ake the Push Button in node 2 also start the machine we will make a similar function to the one we just did except we will use an OR block instead of an AND block we can press either the button on nod...

Page 74: ...of all signals is visualized by the colors red LOW and green HIGH When using the monitor if the node turns off or is too far away loss of radio contact the signals in the logic turn blue indicating th...

Page 75: ...ormation over radio USB cannot be seen by Simplifier Manager and will be lost due to the sampling theorem This occurs at a bigger scale in larger systems due to the longer update time For example a qu...

Page 76: ...s problem as much since they are not sent on the radio as safe signals but as debug data together with the internal signals CAN and Online Mode Debug data is sent via CAN to other units in the CAN net...

Page 77: ...cation Window which can be opened by clicking the Communication button in the toolbar To open the Communication Window the project must be compiled Before downloading the Serial Number of every node i...

Page 78: ...wer supply from for example a laptop running on battery is not sufficient 13 8 3 Download via radio with Simplifier Monitor To download a program to a system with the Simplifier Monitor first connect...

Page 79: ...nt property does not change the compiled program in any way 13 9 4 The Comment block The comment block can be used to add longer descriptions to logic It does not change the compiled program in any wa...

Page 80: ...e developed with these problems in mind Loss and return of radio communication must be considered the same as loss and return of power and therefore must always result in all affected outputs and equi...

Page 81: ...nodes in the system This is to make sure that only the units that are in the system can share information to each other In Simplifier Manager before a program can be downloaded all serial numbers must...

Page 82: ...as a chance to hear the repeated information from other nodes in the system Each node also sends out the age of the information so other nodes know how old the data is This is so all the timeout deadl...

Page 83: ...There are several ways to do this Smartphones running the Android operating system can download a Wi Fi analysis application to scan the 2 4G band for Wi Fi networks this is not available for Apple s...

Page 84: ...nodes must be within a certain range of each other This range depends on walls and other obstructions 13 10 4 1 Radio quality For the system in Figure 13 3 a very good radio quality can be expected A...

Page 85: ...and 5 to nodes 1 and 2 will be delayed by the repeating function of node 3 as it must repeat backwards This increases the average reaction times in the system but it does not increase the maximum rea...

Page 86: ...se time of a complete function that is sent over radio Input Logic Output is given by Tinput Tlogic Ttimeout Tlogic Toutput The Ttimeout time is given by the timeout specified on the memory that is be...

Page 87: ...ication the timeout can be set to lower values since CAN communication is often much more reliable than radio communication Generally for systems using only CAN the short timeout can be set to2 5and b...

Page 88: ...s crucial to enable the start up function for the memory This way one have to release and activate the hold to run device in case of communication or power failure in the Safety Simplifier which uses...

Page 89: ...oes to ON state In the ON state the ON output will output a logic 1 For an E Stop this means that both NC contacts are closed and the E Stop is OK When the E Stop is pressed the contacts open and pins...

Page 90: ...state the ERROR output will output a logic 1 Releasing the E Stop completely after the two channel error results in both pins receiving their correct ON state signals again However the function does...

Page 91: ...the logical value is determined based on a hysteresis between the specified voltage values The signal is logically 1 HIGH if the input voltage is above the specified high voltage percentage The signal...

Page 92: ...filter does not affect the transition from ON state to OFF state or ERROR state The reason for selecting Filter on is to prevent debouncing contacts from causing error state If for example one of two...

Page 93: ...for at least this time before it can be used again 13 11 3 9 Comment The Comment property can be changed to add text above the block in the logic graph This is for giving names or descriptions to blo...

Page 94: ...hich are discussed further in this chapter When the function is in the OFF state the terminals try to output the defined OFF state signals on its pins the OFF state signals can be any output signal ty...

Page 95: ...OR state as soon as all external errors have disappeared Note that the Reset ERROR input does not require a flank to reset the error A constant logical 1 is enough Note also that the Reset ERROR input...

Page 96: ...unit will go to fatal error state 13 12 3 2 0V The 0V signal is a constant low signal 13 12 3 3 OSSD A terminal configured with OSSD will output an OSSD signal An OSSD signal will have short interrup...

Page 97: ...n for all logic is 1 millisecond This is also what the unit uses to keep track of timings in the logic This means that delays and times in the logic will never de sync See Error Reference source not f...

Page 98: ...a status info signal that cannot be used for safety applications Unsafe signals can for example drive a Status Output turn on a Push Button Lamp or be sent over a serial bus to other PLCs Whenever an...

Page 99: ...r or another PLC Warning The serial information is not safety information as indicated by the grey colour of the function block in Simplifier Manager These signals are only intended to be used for sta...

Page 100: ...Time after the Inter character duration before each packet This lets the Serial Decoder block use the same Inter character duration setting as the Serial Encoder Figure 13 6 Serial Encoder timing dia...

Page 101: ...e value as the intercharacter duration of the Serial Encoder that is encoding the signal Timeout The timeout can be set to 1000 ms 1 second or 10 times the Inter Character duration whichever is highes...

Page 102: ...e same should be done for the Clock signal as seen in Illustration Note that any transistor IO can be used For this example the sender is using terminal 11 for the data output and terminal 13 for the...

Page 103: ...for that PLC 13 15 4 2 Sending signals to other PLCs To send serial data to other PLCs the Serial Encoder can be used See the documentation for the other PLC for details on how the decoding function w...

Page 104: ...can be used as inputs for other blocks Warning All blocks that are coloured grey are non safety blocks meaning they must never be used for safety applications These blocks are intended for status and...

Page 105: ...is 1 HIGH when the function is in ON state which is when all pins receive their configured ON state signal type and all timing requirements are met It is 0 LOW when any criteria for the function to b...

Page 106: ...e function to go to ON state If this criterion is failed the input needs all pins to go to OFF state before a new attempt can be made Enable Zero Time Enables or disables the Zero Time property Zero T...

Page 107: ...al input and use it in logic Pins 1 Inputs None Outputs ON This output turns on when a logical HIGH analogue signal is received on the configured pin Note that this output is an unsafe signal and thus...

Page 108: ...tion is in ERROR state and 0 LOW if the function is in ON or OFF state Properties Comment Changes the comment text above this block Enable ERROR Output Enables the ERROR output Filter ON ms Filters th...

Page 109: ...n chapter 13 11 Input Functions on page 89 Pins 1 8 Inputs None Outputs ON This output is 1 HIGH when the function is in ON state and 0 LOW when the function is in OFF state or ERROR state ERROR This...

Page 110: ...the function to go to ON state If this criterion is failed the input needs all pins to go to OFF state before a new attempt can be made Enable Zero Time Enables or disables the Zero Time property Zer...

Page 111: ...ON state signal Outputs Properties Comment Changes the comment text above this block Enable ERROR Output Enables the ERROR output connector StartUp Test This property enables or disables the StartUp t...

Page 112: ...tput is 1 HIGH when the function is in ON state This output is 0 LOW when the function is in OFF or ERROR state ERROR This output is 1 HIGH when the function is in ERROR state Properties Comment Chang...

Page 113: ...08 2018 Manual V2f 113 function cannot go to ON state directly at start up power on but needs a valid OFF state first Filter ON ms Filters the 0 1 flank of pins so they must be in ON state for longer...

Page 114: ...LOW when the function is in OFF or ERROR state Properties Comment Changes the comment text above this block Enable ERROR Output Enables the ERROR output Filter ON ms Filters the 0 1 flank of pins so t...

Page 115: ...he indication on the physical button Outputs ON This output is 1 HIGH when the function is in ON state when the button is pressed This output is 0 LOW when the function is in OFF state Properties Comm...

Page 116: ...enabled the function does not leave ERROR state until a logical 1 has been received on this input There are no flank requirements on the reset signal as soon as a logical 1 HIGH signal is received th...

Page 117: ...as soon as a logical 1 HIGH signal is received the function will leave ERROR state Feedback If enabled this signal must be logical 1 HIGH when the ON signal goes high to turn on the output If this si...

Page 118: ...signal goes high to turn on the output If this signal is 0 LOW when the ON signal turns on the output function goes to ERROR state Outputs ERROR This output is 1 HIGH when the function is in ERROR st...

Page 119: ...ation only and cannot be used for any safety applications Pins 1 Inputs ON A logical 1 HIGH signal on this input turns the output ON outputting a constantly high signal VDC Outputs None Properties Com...

Page 120: ...g something descriptive makes it easier to find and use Memory Type Changes the memory type of this memory local global CAN Global Memory properties Number Selects which memory number to use only not...

Page 121: ...input signal to the source memory For local memories there is no memory overhead or delay as the signal is referenced directly internally Some communication delays occur when referencing memories fro...

Page 122: ...to delay the 1 0 flank of Outputs Output The delayed signal Properties Comment Changes the comment text above this block Delay OFF ms The time in milliseconds to delay the 1 0 flank of the input sign...

Page 123: ...ecified Delay ON time for the output to go to 1 HIGH Diagrams Inputs Input The input signal to delay the 0 1 flank of Outputs Output The delayed signal Properties Comment Changes the comment text abov...

Page 124: ...utput the input must receive a constantly high signal and the reset must receive a 0 1 0 pulse where the signal is 1 HIGH for longer than the specified Min Push Time milliseconds If the input signal g...

Page 125: ...mp output connector 14 4 4 Sequence Reset Block Diagram Description This block can be used for reset functions that require several reset operations in sequence It is constructed so that some reset bu...

Page 126: ...above this block Max Time Between ms This is the maximum time allowed between two reset operations If this time is exceeded the reset operation must be restarted Min Push Time ms This is the minimum...

Page 127: ...the comment text above this block Max Pulse Length ms The maximum length of the pulse The pulse is never longer than this Min Low Time ms The output is low for this time before a new pulse can be gen...

Page 128: ...nector StartUp Test This property enables or disables the StartUp test check If StartUp Test is enabled the function cannot go to ON state directly at start up power on but needs a valid OFF state fir...

Page 129: ...NOT Block Diagram Description This block inverts a signal Truth table Input Output 0 1 1 0 Diagrams Inputs Input The signal to invert Outputs Output The inverted signal Properties Comment Changes the...

Page 130: ...x x x x 0 0 1 1 1 1 1 1 1 1 1 Inputs 1 16 The signals that should be used in the function Outputs Output The result of the function Properties Comment Changes the comment text above this block Boolean...

Page 131: ...0 x 1 x x x x x x x 0 1 1 1 1 1 1 1 1 1 0 Inputs 1 16 The signals that should be used in the function Outputs Output The result of the function Properties Comment Changes the comment text above this...

Page 132: ...1 x x x x x x 1 x x 1 x x x x x 1 x x x 1 x x x x 1 x x x x 1 x x x 1 x x x x x 1 x x 1 x x x x x x 1 x 1 x x x x x x x 1 1 Inputs 1 16 The signals that should be used in the function Outputs Output T...

Page 133: ...1 x x x x x x 0 x x 1 x x x x x 0 x x x 1 x x x x 0 x x x x 1 x x x 0 x x x x x 1 x x 0 x x x x x x 1 x 0 x x x x x x x 1 0 Inputs 1 16 The signals that should be used in the function Outputs Output...

Page 134: ...output 0 0 0 0 0 0 1 1 0 1 0 1 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 0 1 1 1 1 Inputs 1 16 The signals that should be used in the function Outputs Output The result of the function Properties Comment Changes...

Page 135: ...output 0 0 0 1 0 0 1 0 0 1 0 0 0 1 1 1 1 0 0 0 1 0 1 1 1 1 0 1 1 1 1 0 Inputs 1 16 The signals that should be used in the function Outputs Output The result of the function Properties Comment Changes...

Page 136: ...his block toggles the value of the output Q when a 0 1 flank is received on the T input Diagrams Inputs T A high flank 0 1 on this input toggles the value of the output Q Outputs Q Toggles its value w...

Page 137: ...ed high if S is 1 HIGH The output is latched 0 LOW if R is 1 HIGH If both R and S are 1 HIGH the output is 0 LOW If both inputs are 0 the output keeps the last value Diagrams Inputs S Sets the output...

Page 138: ...output Inputs None Outputs The output outputs a constant 1 HIGH signal Properties Comment Changes the comment text above this block 14 7 2 Logic 0 Block Diagram Description This block generates a cons...

Page 139: ...uare wave constantly Note Note that this block is a non safety block and is intended for indication and status purposes only Diagrams Inputs Enable When this input receives a 0 LOW signal the output i...

Page 140: ...safety block and is intended for indication and status purposes only Diagrams Inputs Enable When this input receives a 0 LOW signal the output is constant 0 When this input receives a 1 HIGH signal th...

Page 141: ...block is a non safety block and is intended for indication and status purposes only Diagrams Inputs Enable When this input receives a 0 LOW signal the output is constant 0 When this input receives a 1...

Page 142: ...ts up to indicate that a user error has been triggered from logic LED 9 13 are switched off Inputs Trigger When a logic 1 HIGH signal is received on this input the unit will enter fatal error state sa...

Page 143: ...Properties Comment Changes the comment text above this block To Node Number The node to check the CAN connection to 14 8 3 Link OK Block Diagram Description This block outputs a 1 HIGH signal when th...

Page 144: ...ions using this block Inputs Safe The safe part of the application must be connected to this input Unsafe This is the unsafe signal that should turn the output off or allow the output on Outputs Outpu...

Page 145: ...blocks to send the information via cable To deserialize the information a Serial Decoder block can be used see page 146 Inputs 1 32 The signals to serialize Outputs Data The synchronous data output Cl...

Page 146: ...data This can be the output from another Simplifier see page 144 or from another PLC Inputs Data The synchronous data signal to decode Clock The clock to clock the data Outputs 1 32 The decoded data s...

Page 147: ...eous 14 11 1 Comment Block Diagram Description This block can be used to put text comments in the logic graph It does not affect the compiled logic Inputs None Outputs None Properties Text Changes the...

Page 148: ...SSP North AB 30 08 2018 Manual V2f 148 Contact Safety System Products North AB www sspnorth se Info sspnorth se Tullkammarv gen 14 S 439 31 Onsala Sweden...

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