Inficon PSG55x ATM to Medium Vacuum Gauge (Profibus) Manuel d'utilisateur

Communication Protocol tira56e1 (2010-02) 1 Profibus DP/V1 Interface for Pirani Capacitance Diaphragm and Pirani Standard Gauges PCG550 PCG552 P

10 tira56e1 (2010-02) PxG55x.cp 3 General Data Via the Profibus interface, the following and further data are exchanged in the standardiz

tira56e1 (2010-02) PxG55x.cp 11 THE "NET" LED indicates the network status of the PxG55x gauge: LED Status Off Device is of

12 tira56e1 (2010-02) PxG55x.cp Depending on the standard telegrams used (→ section "Cyclic Message Tele-grams"), the following c

tira56e1 (2010-02) PxG55x.cp 13 PxG55x works according to the Profibus DPV1 specification and can be addressed in cyclic or acyclic data t

14 tira56e1 (2010-02) PxG55x.cp 4 Data Exchange Mode The reading and writing operations defined in Profibus are based on a slot index add

tira56e1 (2010-02) PxG55x.cp 15 Index160PrivatePublicOperations PublicBlock_xParameter_2Parameter_1Parameter_0Operation_1Operation_2Operat

16 tira56e1 (2010-02) PxG55x.cp The parameter channel was created as a means to transmit acyclic requests within a cyclic data stream. With

tira56e1 (2010-02) PxG55x.cp 17 On the left of the table, the instruction signatures of the master are listed according to their function.

18 tira56e1 (2010-02) PxG55x.cp The following sequence diagram contains an example parameter request by the cyclic DP master in order to il

tira56e1 (2010-02) PxG55x.cp 19 The structure of the process data part of the input and output data area depends on the chosen message tel

2 tira56e1 (2010-02) PxG55x.cp Caution Caution: data transmission errors Any attempt to simultaneously operate the gauge via the RS232C Ser

20 tira56e1 (2010-02) PxG55x.cp Standard Telegrams (concluded) Standard telegram Master⇔ Slave Bytes Meaning 204 S ⇒ M 0…7 8 9…12 13 14…1

tira56e1 (2010-02) PxG55x.cp 21 5 I&M Identification & Maintenance Functions I&M is a concept for manufacturer- and sector-

22 tira56e1 (2010-02) PxG55x.cp 6 Block Model Data to the PxG55x can be transmitted by means of a number of communication protocols and cor

tira56e1 (2010-02) PxG55x.cp 23 7 Device Block The following table lists the services and parameters integrated in the Device Block. → App

24 tira56e1 (2010-02) PxG55x.cp The Block Type ID Parameter contains an ID which describes the block type. The block type ID of the &q

tira56e1 (2010-02) PxG55x.cp 25 This parameter provides the current device configuration, e.g. " DS9 SP WO ATM PB CDG AO0 PIR".

26 tira56e1 (2010-02) PxG55x.cp The Exception Status describes the alarm and warning states of the gauge in an "Extended error output

tira56e1 (2010-02) PxG55x.cp 27 If one of the bits 0…2 is set in the Exception Status, the current error can be read in the "Exceptio

28 tira56e1 (2010-02) PxG55x.cp The parameter contains an array of 8 bytes, which are assigned as follows: Byte no Name Description Valu

tira56e1 (2010-02) PxG55x.cp 29 If one of bits 4…6 is set in the Exception Status, the current warning can be read in the parameter "

tira56e1 (2010-02) PxG55x.cp 3 This document applies to products of the Pirani Capacitance Diaphragm (PCG550, PCG552, PCG554) and Pirani S

30 tira56e1 (2010-02) PxG55x.cp The parameter contains an array of 9 bytes, which are assigned as follows: Byte no Name Description Valu

tira56e1 (2010-02) PxG55x.cp 31 This proprietary parameter allows access of the corresponding part (Detail) of the Manufacturer Exception

32 tira56e1 (2010-02) PxG55x.cp Status name Description NORMAL (State set) The firmware of the device has started. All configured block i

tira56e1 (2010-02) PxG55x.cp 33 There are a number of special commands for bringing the gauge into a status it does not automatically go t

34 tira56e1 (2010-02) PxG55x.cp 8 Sensor Analog Input Function Blocks All gauge functions of the PxG55x are described in the Analog Input

tira56e1 (2010-02) PxG55x.cp 35 Byte Name Structure Data Type Bytes Access Store 0 Adjust Command Simple UINT8 1 1_R/W2_R/W N 1 Targ

36 tira56e1 (2010-02) PxG55x.cp The device supports the four data units described below: Coding (hex) Unit 1001 COUNTS 1301 Torr 1308 mba

tira56e1 (2010-02) PxG55x.cp 37 This function block describes the functionality of the Pirani measuring part of the gauge. The PSG55x do

38 tira56e1 (2010-02) PxG55x.cp The Block Type ID Parameter contains an ID which describes the block type. The block type ID of the "S

tira56e1 (2010-02) PxG55x.cp 39 This parameter indicates that the pressure reading is within a valid range. This means that the following

4 tira56e1 (2010-02) PxG55x.cp Contents General Information 2 About this Document 2 Product Identification 2 Validity 3 Trademark 3 1

40 tira56e1 (2010-02) PxG55x.cp This function block describes the functionality of the Atmosphere Pressure Sensor measuring part of the gau

tira56e1 (2010-02) PxG55x.cp 41 The Block Type ID Parameter contains an ID which describes the block type. The block type ID of the "

42 tira56e1 (2010-02) PxG55x.cp This parameter indicates that the pressure reading is within a valid range. This means that the following c

tira56e1 (2010-02) PxG55x.cp 43 9 OneOfN Analog Input Function Block The figure below shows the basic design of the analog input function

44 tira56e1 (2010-02) PxG55x.cp 10 Discrete Output Function Block (Relay 1 and 2) The Discrete Output Function Block is used for switching

tira56e1 (2010-02) PxG55x.cp 45 The figure below shows the state chart of the discrete output function block. State name Description

46 tira56e1 (2010-02) PxG55x.cp 11 Trip Point Function Block (Relay 1 and 2) The Trip Point Object models the action of trip points for a

tira56e1 (2010-02) PxG55x.cp 47 The following attributes are supported: ID Name Structure Data type Bytes Access Store → 16 Bl

48 tira56e1 (2010-02) PxG55x.cp This parameter contains the state of this object instance. The functionality is described on page 46. Para

tira56e1 (2010-02) PxG55x.cp 49 The Low Trip Point Hysteresis value specifies the amount by which the Analog Input Sensor ProcessValue mus

tira56e1 (2010-02) PxG55x.cp 5 8 Sensor Analog Input Function Blocks 34 8.1 Sensor Analog Input Function Block (CDG) 34 8.1.1 Analog I

50 tira56e1 (2010-02) PxG55x.cp 12 Transducer Blocks ID Name Structure Data type Bytes Access Store →  101 Block Type ID Simple O

tira56e1 (2010-02) PxG55x.cp 51 ID Name Structure Data type Bytes Access Store→  101 Block Type ID Simple OSTRING(n) 4 1_R 2_R

52 tira56e1 (2010-02) PxG55x.cp This transducer block can only be accessed if the ATM sensor is part of the device configuration (ID 24) (→

tira56e1 (2010-02) PxG55x.cp 53 13 OneOfN Vacuum Gauge Transducer Block The following attributes are supported: ID Name Structure Dat

54 tira56e1 (2010-02) PxG55x.cp Appendix A: Definitions Abbreviation Range Data type INT8 -27 … (27 - 1) Integer 1 byte INT16 -215 … (

tira56e1 (2010-02) PxG55x.cp 55 The following table explains terms used in connection with the Profibus. Term Meaning Alert Elements Al

56 tira56e1 (2010-02) PxG55x.cp Term Meaning Instance A set of data related to an invocation of a function block or a class. Internal Res

tira56e1 (2010-02) PxG55x.cp 57 Appendix B: Block Type Block Name Block Type ID Device Block 1 Sensor Analog Input Function Block 2 O

58 tira56e1 (2010-02) PxG55x.cp Appendix C: Literature  [1] www.inficon.com Operating Manual PCG550, PCG552, PCG554 tina56d1 (German) ti

tira56e1 (2010-02) PxG55x.cp 59 Notes

6 tira56e1 (2010-02) PxG55x.cp 12 Transducer Blocks 50 12.1 CDG Transducer Block 50 12.1.1 Block Type ID (ID 101) 50 12.1.2 StatusExt

LI–9496 Balzers Liechtenstein Tel +423 / 388 3111 Fax +423 / 388 3700 Original: English tira56e1 (2010-02) [email protected] tira56e1 www.i

tira56e1 (2010-02) PxG55x.cp 7 1 Technical Data Further technical data →  [1], [2] Fieldbus name Profibus Standard applied →  [5]

8 tira56e1 (2010-02) PxG55x.cp 31.524.436.5 3487.5 ≈65DN 16 ISO-KFDN 16 ISO-KF long130.814.5DN 16 CF-FDN 16 CF-R long130.230.921.542.746.38

tira56e1 (2010-02) PxG55x.cp 9 2 Interface Connection For operating the Pirani Standard (PSG55x) or Pirani Capacitance Diaphragm (PCG55x