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Selectron CPU 72 Series Скачать руководство пользователя страница 13

CPU 72x 

 

24.05.2019 

page 13 

1.4.4.3 

Connection of the CPU 725-LT/LTH and CPU 727-T/TH Digital Inputs 

CPUs CPU 725-LT/LTH and CPU 727-T/TH have 8 digital inputs 24/36 Vdc.  

These are galvanically isolated from the logic system and have a common 0 V connection. 

 

Fig.13: Connection digital inputs CPU 725-LT/LTH and CPU 727-T/TH 
 

1.4.4.4 

Connection of the CPU 725-LT/LTH and CPU 727-T/TH Digital Outputs 

CPUs CPU 725-LT/LTH and CPU 727-T/TH have 8 digital outputs 24/36 Vdc / 0.5 A.  

These are galvanically isolated from the logic system and have a common 0 V connection. 

 

Fig.14: Connection digital outputs CPU 725-LT/LTH and CPU 727-T/TH 
 

0V US

0V

00 01 02 03 04 05 06 07

00 01

02 03 04 05 06 07

Input

Output

U

S

+

US

+

0V US

0V

00 01 02 03 04 05 06 07

00 01 02 03

04 05

06

07

Input

Output

Содержание CPU 72 Series

Страница 1: ...PU 723 T 8 Fig 07 Terminal assignment CPU 725 LT LTH and CPU 727 T TH 8 Fig 08 Wiring of power supply UC 9 Fig 09 CAN bus wiring 10 Fig 10 RS 232C wiring 11 Fig 11 Connection of the CPU 723 T digital input 12 Fig 12 Connection of the CPU 723 T digital output 12 Fig 13 Connection digital inputs CPU 725 LT LTH and CPU 727 T TH 13 Fig 14 Connection digital outputs CPU 725 LT LTH and CPU 727 T TH 13 F...

Страница 2: ... interfaces with analog or digital inputs outputs FMC 701 T memory cassette with CPU 72x as an option Programming in IEC 61131 3 1 1 1 List of Modules The following decentralized CPUs 72x are available to the user CPU 723 T 725 LT 725 LTH 727 T 727 TH Flash EPROM 512 kB Flash EPROM 1 MB Serial EEPROM 2kB Slot for optional Flash cassette RAM 256 kB RAM 1 MB RAM buffer with RTC without RTC 1 CAN int...

Страница 3: ...dc 4 Yes Digital inputs 24 Vdc 2 with fC 25kHz 1 Yes Digital outputs 24 Vdc 0 5 A 4 Yes 1 fC critical frequency CPU 725 LT CPU 727 T Number Galvanically isolated from the logic system Digital inputs 24 Vdc 8 Yes Digital outputs 24 Vdc 0 5 A 8 Yes CPU 725 LTH CPU 727 TH Number Galvanically isolated from the logic system Digital inputs 36 Vdc 8 Yes Digital outputs 36 Vdc 0 5 A 8 Yes ...

Страница 4: ...tension Bus On the right hand side of the front of the units there are connection plugs for the MOBI bus by means of which the extension modules are connected MOBI bus Fig 01 MOBI bus extension bus plug view from front 1 2 2 Dimensions Fig 02 Dimensions CPU 72x 155 85 ...

Страница 5: ...or CAN bus Adjustment of the CAN bit rate and the node address 4 DIP switch S2 for CPU configuration Adjustment of the start up behavior and the RS 232C 5 Connector for CAN bus 1 and power supply UC 6 Connector for CAN bus 2 7 Connector for RS 232C 8 Terminal strips for digital inputs 9 Terminal strips for digital inputs and outputs 10 LEDs 11 Labeling strips 12 Link connector for subsequent exten...

Страница 6: ...IP switch S1 for CAN bus Adjustment of the CAN bit rate and the node address 4 DIP switch S2 for CPU configuration Adjustment of the start up behavior and the RS 232C 5 Connector for CAN bus 1 and power supply UC 6 Connector for RS 232C 7 Terminal strips for digital inputs 8 Terminal strips for digital inputs and outputs 9 LEDs 10 Labeling strips 11 Link connector for subsequent extension modules ...

Страница 7: ...s The upper limit for extension modules is 6 Consider maximum power consumption of the extension modules See chapter Extension Modules MAS 72x 1 2 Power Consumption on the MOBI Bus Fig 05 Extensibility CPU 72x IMPORTANT Never connect and disconnect extension modules when the unit is live since this may result in irreparable damage to the module 0V US 00 01 02 03 04 05 06 07 OUTPUT 05 06 07 INPUT S...

Страница 8: ... CPU 725 LT LTH and CPU 727 T TH are wired by means of one 5 pole one 3 pole and two 10 pole connectors Fig 07 Terminal assignment CPU 725 LT LTH and CPU 727 T TH 0V US 00 01 02 03 04 05 06 07 0V 00 01 Output Input Input S1 S2 Supply and CAN1 CAN2 RS 232 2 digital inputs digital inputs and outputs 0V US 00 01 02 03 04 05 06 07 Output 0V 00 01 Input S1 S2 Supply and CAN1 Analog and or digital outpu...

Страница 9: ...Powerfail threshold typ 16 Vdc 17 Vdc Power consumption CPU without extension modules 2 6 W 2 6 W Max power consumption CPU with extension modules 11 W 11 W Max power supply for extension modules 5 W 5 W Galvanic separation UC logic Yes 1 Yes 1 UC CAN supply Yes 1 Yes 1 Logic CAN supply at CPU 725 727 Yes Yes Logic CAN1 supply at CPU 723 T No Logic CAN2 supply at CPU 723 T Yes against ground Yes 1...

Страница 10: ...CAN1 logic No Yes 1 Yes 1 CAN1 RS 232C Yes 1 Yes 1 Yes 1 CAN1 UC Yes 1 Yes 1 Yes 1 CAN2 logic Yes 1 CAN2 RS 232C Yes 1 CAN2 UC Yes 1 CAN ground Yes 1 Yes 1 Yes 1 Test voltage 560 Vac 800 Vdc Bit rates setting via DIP switch S1 and or software Max bit rate CAN1 1 Mbit s 500 kbit s 500 kbit s CAN2 500 kbit s Driver Level according ISO 11898 standard 1 simple insulation Fig 09 CAN bus wiring Note At ...

Страница 11: ... CAN Yes 1 RS 232C UC Yes 1 RS 232C ground Yes 1 Test voltage 560 Vac 800 Vdc Bit rates setting via DIP switch S1 and or software Driver Level according ISO 11898 standard 1 simple insulation Fig 10 RS 232C wiring 1 4 3 2 1 Installation Remarks To fulfill the EMC standards 89 336 EEC and EN 50081 2 EN 50082 1 the following point is to consider at wiring RS 232C cable screening to connect on a larg...

Страница 12: ...upt inputs Fig 11 Connection of the CPU 723 T digital input 1 4 4 2 Connection of the CPU 723 T Digital Output The CPU 723 T has four 24 Vdc 0 5 A digital outputs Fig 12 Connection of the CPU 723 T digital output 0V US 00 01 02 03 04 05 06 07 0V 00 01 Input Output Input Interrupt inputs US 24 Vdc 0V US 00 01 02 03 04 05 06 07 0V 00 01 Input Output Input Interrupt inputs 24 Vdc ...

Страница 13: ...puts CPU 725 LT LTH and CPU 727 T TH 1 4 4 4 Connection of the CPU 725 LT LTH and CPU 727 T TH Digital Outputs CPUs CPU 725 LT LTH and CPU 727 T TH have 8 digital outputs 24 36 Vdc 0 5 A These are galvanically isolated from the logic system and have a common 0 V connection Fig 14 Connection digital outputs CPU 725 LT LTH and CPU 727 T TH 0V US 0V 00 01 02 03 04 05 06 07 00 01 02 03 04 05 06 07 Inp...

Страница 14: ...unction 1 to 5 and 8 CAN address 6 and 7 CAN bus bit rate 8 Switch bit 0 31 bit 32 63 Note Settings see chapter Installation Startup and Operation 6 1 CAN Bus Configuration DIP Switch S2 Switch Function 1 to 4 Operation modes 5 Type RS 232 interface 6 and 7 RS 232 bit rate 8 Special function with CPU 723 T 0 DIP switch S1 valid for CAN1 1 DIP switch S1 valid for CAN2 The other CAN interface is set...

Страница 15: ...used by the internal flash 5 W No RAM 6 W Yes RAM 7 CPU 723 T CPU 727 T TH W Yes Backup flash EPROM intern CPU 725 LT LTH C Yes Backup flash EPROM intern 8 CPU 723 T CPU 727 T TH W Yes Backup flash EPROM external cassette Runtime system RTS as under SW 4 CPU 725 LT LTH C Yes Backup flash EPROM external cassette Runtime system RTS as under SW 4 1 Fct W Warm start C Cold start IMPORTANT On DIP switc...

Страница 16: ...application software from Flash memory cassette to the Flash EPROM 11 DLD Switch position for loading the run time system into the Flash EPROM Note Detailed information to the start up behavior of the CPU 72x with and without Flash cassette can be taken in the System Manual MAS Software chapter MAS Programming 3 4 Operating statuses and startup behavior ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 ON 1 2...

Страница 17: ...m VAR_RETAIN Warm start variables Parameter Domain in flash EPROM for user parameters IMPORTANT With the small memory CPUs when the Backup Restore function is executed in the CAP1131 programming tool the whole RAM content is copied into the flash EPROM i e the user program and the data When the CPU is started up in operation mode RUNB all variables including warm start variables are overwritten wi...

Страница 18: ...M to the Flash EPROM 1 for execute the operation modes SW 3 and SW 7 RUNB From RAM to the external Flash EPROM 2 cassette for execute the operation modes SW 4 and SW 8 1 See System Manual MAS Software chapter MAS SW CAP1131 6 9 Backup Restore 1 5 2 Interfaces 1 5 2 1 CAN Bus Connection Note See chapter Installation Startup and Operation 5 2 3 CAN Bus Termination 1 5 2 2 RS 232C The RS 232 interfac...

Страница 19: ...Behavior 1 6 1 LED Functions To display the operating status the 72x CPUs have 4 LEDs on the front There are differences between the different types of CPU CPU 723 T CPU 725 LT LTH and CPU 727 T TH Fig 16 LEDs CPU 723 T CPU 725 LT LTH and CPU 727 T TH Legend LED Color Function UC BAT gn or rd UC power supply and battery monitor RUN gn or rd CPU status and error display CAN gn rd CPU status and err...

Страница 20: ...UN Mode red on Especially with CPU 723 T the application has stopped and the Watch Dog Reset has come on or the C is not running Other 72x CPUs the µC is not running orange red flashing Application in Hold Mode and Watch Dog Reset is on orange on Application in RUN Mode and Watch Dog Reset is on red flashing Fatal error LED CAN CAN1 LED CAN CAN1 displays the status of CAN communication on the firs...

Страница 21: ...ollows 1 6 2 Power Supply Breakdown UC A powerfail is triggered if the supply voltage UC falls below the powerfail threshold UPF Powerfail Threshold in the Versions CPU 72x T LT CPU 72x TH LTH Powerfail threshold UPF typ 16 Vdc 17 Vdc The CPUs accept a power interruption of 10 ms according IEC 61131 2 PS2 without any consequences If the supply voltage UC drops below 17 Vdc and the internal logic s...

Страница 22: ...UC is protected against cross polarity which is not the case for the power supply US 1 6 6 Short Circuit A short circuit at a digital output produces a switch off of all digital outputs of the module concerned and the red LED S lights on If an analog output is overcharged the technical data cannot anymore be guaranteed The outputs are however not damaged if the current does not exceed 30 mA not sh...

Страница 23: ...ime is doubled to 4 years Fig 17 Battery backup time of the CPU 72x Tx CTx IMPORTANT The service life of the battery is restricted to 5 years even given optimum backup The battery must be renewed after 5 years even in devices that are in store Typical current consumption at 25 C is 10 µA However current consumption may vary between 5 µA and 40 µA depending on the temperature 1 6 8 Startup Behavior...

Страница 24: ... supply Nominal value 24 Vdc Limits 16 8 30 0 Vdc Powerfail threshold 16 Vdc Power consumption typ 2 6 W Communications interface for programming and data input output RS 232 CAN interface 2 1 1 Digital inputs 24 Vdc 6 8 8 Digital outputs 24 Vdc 0 5 A 4 8 8 Expandable with digital I Os Yes Yes Yes analog I Os Yes Yes Yes Slot for 1 MB flash cassette Yes No Yes RTC buffered Yes No Yes Ambient tempe...

Страница 25: ...al outputs 36 Vdc 0 5 A 8 Expandable with digital I Os Yes Yes analog I Os Yes Yes Slot for 1 MB flash cassette No Yes RTC buffered No Yes Ambient temperatures Operation 25 70 C Storage 40 85 C Index of protection IP40 Dimensions W H D 155 85 58 mm Weight 360 g Article no 44120365 44120326 1 λ Overall failure rate MTBF 10 9 λ FIT λ FIT 10 9 MTBF Device specific accessories Article Art no Descripti...

Страница 26: ... input switching Fig 18 Connection diagram digital inputs Legend Digital Inputs CPU 72x T LT TH LTH Input type as per IEC 61131 2 Type 1 Display LED green lights up with signal 1 Input voltage 0 24 Vdc 0 36 Vdc Limits 30 0 30 0 Vdc 45 0 45 0 Vdc for signal 0 5 Vdc 7 5 Vdc for signal 1 14 Vdc 19 Vdc Input resistance typ 3 9 k 6 8 k Input current with signal 1 typ 6 mA 1 5 3 mA 1 Input delay typ 0 6...

Страница 27: ...Display LED green lights up with signal 1 Input voltage 0 24 Vdc Limits 30 0 30 0 Vdc for signal 0 5 Vdc for signal 1 14 Vdc Input current with signal 1 typ 11 mA 1 Input resistance typ 2 k Input delay typ 0 6 µs Input frequency max 25 kHz Switching edge distance min 10 µs Galvanic separation Input logic Yes simple insulation Input input No Effect with cross polarity of inputs No destruction no hi...

Страница 28: ...s typ 5 A switch off time 1 5 ms Switch on time after short circuit 5 s Short circuit display LED ret Total loading 1 2 A 4 A Minimum switching current 100 µA Limitation of inductive switch off voltage Suppressor diode Output delay for Signal 0 1 600 µs for Signal 1 0 800 µs Switching frequency resistive load 100 Hz inductive load 2 Hz Signal level of outputs without load for Signal 0 max 2 Vdc fo...

Страница 29: ...t it is correctly seated Fig 22 Mounting the flash cassette IMPORTANT The memory cassette must not be inserted or removed while the CPU is powered up The cassette plug and the CPU must not be touched Note Please check the S2 DIP switch S2 so that the CPU starts up in the correct mode after the memory cassette has been inserted see 1 5 1 pg 15 The procedure for programming the flash cassette is con...

Страница 30: ...CPU 72x 24 05 2019 page 30 1 8 1 Technical Data Technical Data FMC 701 T Flash EPROM 1MByte 256k x16 Programming Sector by sector Usable with CPU 723 T CPU 727 T TH Article no 44170232 ...

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