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Universal commands

 20 

 

KH 8384-3 EN

Byte

Bit

Message description

27

Bit 0

Observing end position – OK

Bit 1

Observing end position – Zero point shift monotone down, average above 

reference

Bit 2

Observing end position – Zero point shift monotone up, average above ref

-

erence

Bit 3

Observing end position – Zero point alternates, average above reference

Bit 4

Observing end position – Zero point shift monotone down, average below ref

-

erence

Bit 5

Observing end position – Zero point shift monotone up, average below refer

-

ence

Bit 6

Observing end position – Zero point alternates, average below reference

28

Bit 0

Positioner/valve mechanical connection – OK

Bit 1

Positioner/valve mechanical connection – No optimum travel transmission 

(TEST)

Bit 2

Positioner/valve mechanical connection – Perhaps loose

Bit 3

Positioner/valve mechanical connection – Perhaps range limit

Bit 4

Positioner/valve mechanical connection – Perhaps loose (TEST)

29

Bit 0

Working range – OK

Bit 1

Working range – Mostly near closing position

Bit 2

Working range – Mostly near max. opening

Bit 3

Working range – Mostly closing position

Bit 4

Working range – Mostly max. opening

Byte

Message description

30/31

00000000

00000001

No PST performed

00000000

00000010

PST successful performed

00000000

00000100

x cancelation

00000000

00001000

Δp out cancelation

00000000

00010000

Tolerance band exceeded

Summary of Contents for 3730-6

Page 1: ...nfiguration Manual KH 8384 3 EN Edition February 2015 Series 3730 3731 Type 3730 3 Type 3730 6 and Type 3731 3 Ex d Electropneumatic Positioners HART Communication Supplementary Configuration Instructions ...

Page 2: ...DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in death or serious injury NOTICE indicates a property damage mes sage Note Supplementary explanations informa tion and tips ...

Page 3: ...Identifier 8 3 2 Command 1 Read Primary Variable 8 3 3 Command 3 Read Dynamic Variables and Loop Current 9 3 4 Command 33 Read Device Variables 10 3 5 Command 38 Reset Configuration Change Flag 10 3 6 Command 48 Read Additional Status 11 3 6 1 Type 3730 3 and Type 3731 3 11 3 6 2 Type 3730 6 15 3 7 Starting and assessing the partial stroke test PST 21 3 7 1 Type 3730 3 and Type 3731 3 21 3 7 2 Typ...

Page 4: ...3 EN u EB 8389 EN Type 3730 6 u EB 8384 6 EN u EB 8389 1 EN Type 3731 3 u EB 8387 3 EN u EB 8389 EN These instructions describe the most important HART commands used together with the above listed SAMSON positioners 1 1 HART revisions Type 3730 3 and Type 3731 3 HART revision 5 is used in these positioners by default Switchover to HART revision 6 is pos sible using the operator interface Type 3730...

Page 5: ...er of the UART was overwritten before it was read i e the slave did not process the incoming byte fast enough 0x10 Framing Error The stop bit of one or more bytes received by the device was not de tected by the UART i e a marking or 1 was not detected if a stop bit should have oc curred 0x08 Longitudinal Parity Error The Longitudinal Parity calculated by the device did not match the Longitudinal P...

Page 6: ...4 Passed parameter too small 5 Too few data bytes received 6 Device specific command error 7 In write protect mode 9 Invalid date code detected 10 Lower range value too low 11 Upper range value too high 12 Upper range value too low 16 Access restricted 18 Invalid units code 17 Invalid device variable index 20 Invalid extended command number 29 Invalid span 32 Busy ...

Page 7: ...evice has been restarted 0x10 More Status Available Further status information is available in Code 48 Read Additional Status Information 0x08 Loop Current Fixed The loop current is kept at a fixed value and does not respond anymore to the process variables 0x04 Loop Current Saturated The loop current has reached its top or bottom limit and cannot rise or fall any further 0x02 Non Primary Variable...

Page 8: ...te 7 Hardware version number 8 does not exist Byte 8 Flags 0 Byte 9 to 11 Serial number of the device Byte 12 Minimum number of preambles slave to master Byte 13 Maximum number of device variables 12 Byte 14 and 15 Counter for configuration change Byte 16 Maintenance indicator total valve travel exceeded 3 2 Command 1 Read Primary Variable Command 1 indicates the percent of the Primary Variable Th...

Page 9: ... to the valve position Value 4 corresponds to the error e Value 5 corresponds to the total valve travel Value 6 corresponds to the state of the binary input Value 7 corresponds to the status of the internal solenoid valve forced venting Value 8 corresponds to the NAMUR condensed status Value 9 corresponds to the current temperature Value 10 corresponds to the sound level value leakage sensor Value...

Page 10: ...t Value 2 Target position Value 3 Valve position Value 4 Error e Value 5 Total valve travel Value 6 State of the binary input optional Value 7 Status of the internal solenoid valve forced venting optional Value 8 NAMUR condensed status Value 9 Current temperature Value 10 Sound level value leakage sensor Value 11 Differential pressure Type 3730 6 3 5 Command 38 Reset Configuration Change Flag Comm...

Page 11: ... Positioner initialized in Sub mode 0 1 Byte 6 Extended device status 0 1 Byte 7 Device operating mode 0 Byte 8 to 10 Analog channel saturated 0 Byte 11 to 13 Analog channel fixed 0 Byte 14 Device family status 0 Byte 15 Device family status 1 Byte 16 Device family status 2 Byte 17 2 NAMUR status Byte 18 to 30 2 NAMUR status messages of the extended diagnostics 1 Concerning bytes 0 to 3 These byte...

Page 12: ... Fatal error 60 3 4 x signal 62 5 w too small 63 6 i p converter 64 7 Hardware 65 2 0 Data memory 66 1 Test calculation 67 2 Control parameter 68 3 Potentiometer parameter 69 4 Calibration parameter 70 5 General parameters 71 6 7 Internal device error 73 3 0 HART parameter 74 1 Info parameters 75 2 No emergency mode 76 3 Program loading error 77 4 Options parameter 78 5 6 Diagnostic parameter 80 7...

Page 13: ...ctuator springs Perhaps spring stiffness reduced spring failure TEST Bit 2 Actuator springs Perhaps bias reduced TEST Bit 3 Actuator springs Perhaps bias increased TEST Bit 4 Working at full capacity Bit 5 Working at full capacity TEST 20 Bit 0 Shifting working range OK Bit 1 Shifting working range Shifting working range to closing position Bit 2 Shifting working range Shifting working range to ma...

Page 14: ...larger than origin Bit 2 Inner leakage Perhaps larger than origin TEST Bit 3 Inner leakage Perhaps existing 26 Bit 0 External leakage OK Bit 1 External leakage Perhaps soon expected Bit 2 External leakage Perhaps expected 27 Bit 0 Observing end position OK Bit 1 Observing end position Zero point shift monotone down average above reference Bit 2 Observing end position Zero point shift monotone up a...

Page 15: ... Bit 4 Working range Mostly max opening 30 Bit 0 Partial stroke test PST OK Bit 1 Partial stroke test PST Not OK Note The exact cause of failure must read out using CMD 161 Refer to sec tion 3 7 on page 21 3 6 2 Type 3730 6 The command 48 reads the extended device status Six internal error bytes are returned which for example contain error messages for the closed loop operation control loop error ...

Page 16: ...ning Byte Bit Message description Local operation 0 Bit 0 x range Code 50 Bit 1 Delta x range Code 51 Bit 2 Attachment Code 52 Bit 3 Initialization time exceeded Code 53 Bit 4 Internal solenoid valve forced venting supply pressure Code 54 Bit 5 Transit time too short Code 55 0 Bit 6 Pin position switch position Code 56 Bit 7 Control loop Code 57 1 Bit 0 Zero point Code 58 Bit 1 Inconsistent data m...

Page 17: ...Bit 1 Binary input error status Bit 2 Total valve travel exceeded Bit 3 Operating mode not equal to Auto Bit 4 Cold start Bit 5 Positioner not initialized Bit 6 Positioner initialized in Sub mode Bit 7 From this point onwards the extended error messages are summarized in groups and sent as bits Byte Bit Message description Local operation 4 Bit 0 Supply pressure Bit 1 Defective actuator springs Bi...

Page 18: ...ntenance demanded Bit 3 Maintenance alarm Bit 7 Function check 18 Bit 0 Supply pressure OK Bit 1 Supply pressure Perhaps modified TEST Bit 2 Supply pressure Perhaps not enough TEST Bit 3 Supply pressure Perhaps not enough Bit 4 Supply pressure Working at full capacity Bit 5 Supply pressure Working at full capacity TEST Bit 6 Supply pressure Perhaps modified 19 Bit 0 Actuator springs OK Bit 1 Actua...

Page 19: ... over section TEST Bit 8 Friction Much lower over section TEST 22 Bit 0 Leakage in the pneumatics OK Bit 1 Leakage in the pneumatics Perhaps existing TEST Bit 2 Leakage in the pneumatics Perhaps existing Bit 3 Leakage in the pneumatics Perhaps too large TEST Bit 4 Leakage in the pneumatics Perhaps too large 23 Bit 0 Limit working range OK Bit 1 Limit working range Down Bit 2 Limit working range Up...

Page 20: ...erage below reference 28 Bit 0 Positioner valve mechanical connection OK Bit 1 Positioner valve mechanical connection No optimum travel transmission TEST Bit 2 Positioner valve mechanical connection Perhaps loose Bit 3 Positioner valve mechanical connection Perhaps range limit Bit 4 Positioner valve mechanical connection Perhaps loose TEST 29 Bit 0 Working range OK Bit 1 Working range Mostly near ...

Page 21: ...high 00001000 00000000 Set point change 00010000 00000000 Current too low 00100000 00000000 Max breakaway time exceeded 01000000 00000000 Perm time until step end exceeded 10000000 00000000 Supply pressure too low 3 7 Starting and assessing the partial stroke test PST 3 7 1 Type 3730 3 and Type 3731 3 Send Receive Byte 1 Byte 2 Start PST Cmd 168 0x89 Stop PST Cmd 168 0x9D PST Info Cmd 171 0x01 0x1...

Page 22: ...me step rising Command 151 Subcommand 290 float Byte 0 Byte 1 to 4 Overshoot rising Command 181 Subcommand 472 Byte 0 Byte 1 to 4 Dead time falling Command 181 Subcommand 473 Byte 0 Byte 1 to 4 T63 falling Command 181 Subcommand 474 Byte 0 Byte 1 to 4 T98 falling Command 181 Subcommand 475 Byte 0 Byte 5 to 8 Rise time step falling Command 181 Subcommand 476 Byte 0 Byte 9 to 12 Settling time step f...

Page 23: ... 00000001 00000000 Cancel internal solenoid valve forced venting 00000010 00000000 Canceled by control loop error 00000100 00000000 Set point start difference too high 00001000 00000000 Set point change 00010000 00000000 Current too low 00100000 00000000 Max breakaway time exceeded 01000000 00000000 Perm time until step end exceeded 10000000 00000000 Supply pressure too low 3 7 2 Type 3730 6 Send ...

Page 24: ... 0 Byte 1 to 4 Overshoot rising float Byte 5 to 8 Dead time rising Byte 9 to 12 Byte 13 to 16 T86 rising Byte 17 to 20 Settling time rising Byte 21 to 24 Byte 25 to 28 Overshoot falling float Byte 29 to 32 Dead time falling Byte 33 to 36 Byte 37 to 40 T86 falling Byte 41 to 44 Settling time falling ...

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Page 28: ...SAMSON AG MESS UND REGELTECHNIK Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de KH 8384 3 EN 2015 02 18 ...

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