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Function description

Operating Manual PSSu K S RS232 Modbus ASCII
1001689-EN-05

13

4.4.2

Receive buffer threshold

The number of Bytes in a receive buffer of the module is defined with this value, from which
the status bit "Receive buffer full" is set (default value: 512).

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Summary of Contents for 312 438

Page 1: ...PSSu K S RS232 Modbus ASCII Operating Manual 1001689 EN 05 Decentralised system PSSuniversal I O...

Page 2: ...umentation will be gratefully received Source code from third party manufacturers or open source software has been used for some components The relevant licence information is available on the Interne...

Page 3: ...posal 10 Section 4 Function description 11 4 1 Block diagram 11 4 2 Module features 11 4 2 1 Function description 11 4 2 2 Integrated protection mechanisms 12 4 3 Data exchange 12 4 4 Configuration 12...

Page 4: ...Contents Operating Manual PSSu K S RS232 Modbus ASCII 1001689 EN 05 4 Section 8 Technical details 20 Section 9 Order reference 22 9 1 Product 22 9 2 Accessories 22...

Page 5: ...onment A and B The PSSu system can be used in two different system environments The module s applic ation area is described in the chapter Intended Use of the manual The distinction is made between PS...

Page 6: ...ous situation that could lead to serious injury and death and indicates preventive measures that can be taken CAUTION This refers to a hazard that can lead to a less serious or minor injury plus mater...

Page 7: ...nd male connectors 2 2 Module features The product has the following features Serial interface RS 232 Communication channels 2 Tx Rx full duplex Configurable transmission rates Receive buffer 1023 Byt...

Page 8: ...N 05 8 2 3 Front view RS232 Modbus ASCII PSSu K S RS232 Modbus ASCII 1 2 3 4 Key 1 Labelling strip with 2D code Order Number Serial Number Hardware version number 2 Name of compact module 3 D Sub conn...

Page 9: ...ical details INFORMATION The module is supported by PAS4000 from version 1 0 0 We recommend that you always use the latest version download from www pilz de 3 2 Safety regulations 3 2 1 Use of qualifi...

Page 10: ...ving followed the guidelines in the manual Operating personnel are not suitably qualified Any type of modification has been made e g exchanging components on the PCB boards soldering work etc 3 2 3 Di...

Page 11: ...Periphery supply The periphery supply provides the serial interface with voltage Signal processing In each cycle a max of 8 Bytes of data can be transferred in both directions between control system...

Page 12: ...pply voltage is interrupted The module detects the following errors Start up error Configuration error ST communication error Bus termination error 4 3 Data exchange Data is exchanged between subscrib...

Page 13: ...nual PSSu K S RS232 Modbus ASCII 1001689 EN 05 13 4 4 2 Receive buffer threshold The number of Bytes in a receive buffer of the module is defined with this value from which the status bit Receive buff...

Page 14: ...to the PSSuniversal Installation Manual NOTICE Damage due to electrostatic discharge Electrostatic discharge can damage components Ensure against discharge before touching the product e g by touching...

Page 15: ...or 50 plug in out cycles Procedure Slot the groove on the compact module on to the mounting rail from below 1 Push the compact module back as far as it will go 2 Make sure that the locking mechanism 3...

Page 16: ...Installation Operating Manual PSSu K S RS232 Modbus ASCII 1001689 EN 05 16 Schematic representation 1 3 4 2 4...

Page 17: ...CII 1001689 EN 05 17 6 Wiring 6 1 Interface configuration 6 1 1 RS232 interface RS232 Assignment X1 D Sub male connector 1 n c 2 Input Rx receive data 3 Output Tx send data 4 n c 5 GND 6 n c 7 Output...

Page 18: ...dware re gistry to the actual hardware re gistry so that they match or cor rect the module configuration ST communication error Error during ST communication Change faulty module Bus termination error...

Page 19: ...rors Err LED Err Err LED Meaning Designation Colour Status Err No error Red Module is faulty 7 2 3 Display elements for data transmission The module has the LEDs Tx and Rx for displaying the data tran...

Page 20: ...l interface Number of RS232 interfaces 1 Transmission rate configurable 1 2 kBit s 19 2 kBit s 2 4 kBit s 300 Bit s 4 8 kBit s 600 Bit s 9 6 kBit s Max cable length 15 m Size of receive buffer 1 023 B...

Page 21: ...8 2 27 Number of shocks 1000 Acceleration 10g Duration 16 ms Max operating height above sea level 2000 m Airgap creepage In accordance with the standard EN 61131 2 IEC 60664 1 Overvoltage category II...

Page 22: ...ories Terminals Product type Features Order No PSSu A Con 1 10 C Connector with spring loaded terminals 1 row 10 pin scope of supply 2 pieces 313 115 PSSu A Con 3 30 C Connector with spring loaded ter...

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