Protection from damage by electrostatic charging ...................................................................................................................... 11
Scope of delivery ........................................................................................................................................................................................................................... 11
valve with single-acting diaphragm actuator.......................................................................................................................................... 16
Operation as a positioner
Characteristics of the positioner software ................................................................................................................................................18
Schematic illustration of position control
Operation as a process controller
Characteristics of the process controller software (option)...............................................................................................20
Characteristics of the positioner software................................................................................................................................................32
Attachment and assembly................................................................................................................................................................................................ 38
Complete system with Bürkert continuous valve from series 27xx........................................................................ 38
Attachment to a continuous valve with linear actuator acc. to NAMUR
Attachment to a continuous valve with part-turn actuator
Description of the inductive proximity switches............................................................................................................................... 48
Setting with one inductive proximity switch ............................................................................................................................................ 49
Definition of the end positions with part-turn actuators ........................................................................................................ 49
OPERATING AND CONTROLLER FUNCTIONS
Operating and display elements............................................................................................................................................................................. 52
Procedure for specifying the basic settings ........................................................................................................................................... 53
Main menu for settings on commissioning
Description of the procedure
Configuring the supplementary functions ................................................................................................................................................. 59
Keys in the configuration level.................................................................................................................................................................................. 59
Operating the process ............................................................................................................................................................................................................ 85
Changing between operating modes ............................................................................................................................................................... 85
Operating mode AUTOMATIC
Meaning of the keys in the operating mode AUTOMATIC .................................................................................................... 86
Meaning of the keys in the operating mode AUTOMATIC .................................................................................................. 87
Meaning of the keys in the operating mode MANUAL ............................................................................................................. 88
Factory settings of the process controller.................................................................................................................................................. 90
Setting up a process control system
Self-parametrization for controllers -
Supplementary function
Basic settings of the function
P.Q’LIN
P.CO TUNE
- starting the routine for linearization of the process characteristic .......................................... 99
Displays during call-up and execution of the routine ..................................................................................................................99
- self-optimization of the process controller (process tune)................................................100
Operating the process ........................................................................................................................................................................................................ 104
91
91
92
Changing between operating modes ........................................................................................................................................................... 104
Meaning of the keys in operating mode AUTOMATIC ........................................................................................................... 105
Manual changing of the process setpoint ............................................................................................................................................. 106
Meaning of the keys in operating mode MANUAL .................................................................................................................... 107
Setting the device address.......................................................................................................................................................................................... 113
General ..................................................................................................................................................................................................................................................... 120
System description
Illustration of the system ............................................................................................................................................................................................. 121
procedure (required on first commissioning) ............................................................................................ 123
Operating the positioners via the HART hand terminal................................................................................................... 125
Selection criteria for continuous valves.................................................................................................................................................... 142
Characteristics of PID controllers....................................................................................................................................................................... 144
P fraction
I fraction
D fraction
Superposition of P, I and D fractions
Realized PID controller
TABLE FOR POSITIONER............................................................................................................................................................................ 165
Protection from damage by electrostatic charging ........................................................................................................................ 11
The following symbols are used in these operating instructions:
marks a work step that you must carry out.
ATTENTION!
NOTE
(S/HART)
(PROFIBUS PA)
(HART)
marks notes on whose non-observance your health or the functioning of the device
will be endangered.
marks important additional information, tips and recommendations.
indicate chapters or sections of the text which are valid only for certain versions of the
SIDE Control.
General safety notes
Please observe the notes in these operating instructions together with the conditions of use and permitted
data that are specified in the data sheets of the electropneumatic positioner, in order that the device will
function perfectly and remain operable for a long time:
• This device left the manufacturer's factory in a faultless condition with regard to technical safety and
was tested. Proper transport, storage and installation are the prerequisites for continued correct
functioning.
• Keep to standard engineering rules in planning the use of and operating the device!
• Installation and intervention for maintenance work are only allowed by qualified personnel using suitable
tools!
• Observe the current regulations on accident prevention and safety for electrical devices during
operation and maintenance of the device!
• Take suitable precautions to prevent inadvertent operation or damage by unauthorized action!
• On non-observance of these notes and unauthorized interference with the device, we will refuse all
liability and the warranty on device and accessories will become void!
10 - 8635
GENERAL NOTES
Protection from damage by electrostatic charging
This device contains electronic components that are sensitive to
electrostatic discharge (ESD). Contact to electrostatically charged persons
or objects will endanger these components. In the worst case, they will be
immediately destroyed or will fail after commissioning.
ATTENTION
EXERCISE CAUTION ON HANDLING!
ELECTROSTATICALLY SENSITIVE
COMPONENTS / MODULES
Device-related notes
• For installation and operation in potentially hazardous (explosive) locations, observe the regulations.
These are to be found in EN 60079-14 (IEC 60079-14).
• On electrical connection of the inherently safe circuits, observe the data in the relevant certificate of
conformity.
• Take suitable precautions to prevent electrostatic charging of plastic parts of the housing
(see EN 100015-1 / IEC 61340-5-1).
• No components shall be connected to the inputs and outputs of the boards whose electrical data lie
outside the limits determined for inherently safe operation and stated on the data sheet for the
positioner.
• In potentially explosive locations, only inherently safe devices (of EN 50020 / IEC 60079-11) shall
be connected to the serial interface.
• The plastic covering shall be removed only by the manufacturer!
• Interventions in the device with the housing open shall not be carried out in very humid or aggressive
atmospheres. Take precautions to prevent inadvertent mechanical damage to the boards or their
components. Limit the duration of opening of the housing to that which is absolutely necessary.
Observe the requirements of EN 100015-1 (IEC 61340-5-1) in order to
minimize the possibility of, or avoid, damage from instantaneous
electrostatic discharge. Also take care not to touch components that are
under supply voltage.
Scope of delivery
Immediately after receipt of a shipment, make sure that the contents are undamaged and match the
scope of delivery stated on the packing slip. In general this consists of:
• SIDE Control
• Operating Instructions for the SIDE Control
Add-on kits for linear and part-turn actuators may be obtained as accessories.
If there are discrepancies, please contact immediately our customer service:
Bürkert Fluid Control System
Bürkert Fluid Control Systems / Service Department
The warranty is only valid if the device is used as intended in accordance with the specified application conditions.
This document contains no SURPLVHRIJXDUDQWHH . 3OHDVH refer to our general WHUPVRIsales andGHOLYHU\.
The warranty is only valid if the device is used as authorized in accordance with the
specified application conditions.
ATTENTION!
Master code
Operation of the SIDE Control
of this, there exists an unchangeable master code with which you can execute all operative actions on
the device. This 4-digit master code is to be found in the Appendix of these operating instructions in the
Chapter
The warranty covers only faultless condition of the SIDE Control. No liability will be
accepted for consequential damage of any kind that may arise from failure or
malfunctioning of the device.
(S/HART)
Master code (S/HART)
(S/HART)
.
can be blocked with a freely selectable user code. Independent
If required, cut out this code and keep it separate from these operating instructions.
Characteristics of the positioner software ................................................................................................................................................... 18
Schematic illustration of position control
Operation as a process controller
Characteristics of the process controller software (option) .................................................................................................. 20
The SIDE Control
single-acting linear or part-turn actuators.
The SIDE Control
communication to the HART protocol.
Illustration
Display with 3 operating keys
(S/HART)
(S/HART)
is a digital positioner for pneumatically operated continuous valves with
can be operated via a keypad with display. An optional extra is
(S/HART)
Screw terminals
Bushings M20x1.5
Throttle screw
Earthing (grounding) screw
14 - 8635
SYSTEM DESCRIPTION (S/HART)
Features
•
Position sensor
Very high resolution conductive plastic potentiometer
• Microprocessor controlled electronics
for signal processing, control and driving the piezoelectric positioning system; setpoint entry and
power supply are via a 4 ... 20 mA standard signal.
•
Operating elements
The device can be set (configuration and parametrization) locally via three inside keys. An inside, 8digit, 16-segment LC display is provided, which can also show the setpoint or actual value.
Positioning system
•
A piezoelectric positioning system serves to drive the valve actuator.
•
Position repeater
via 2 inductive proximity switches (initiators)
•
Electrical interfaces
Cable bushing (M20x1.5) with screw terminals
Pneumatic interfaces
•
G1/4’’ interior thread
(option)
•
Housing
Aluminium housing (hard anodized and plastic-coated) with swing-up cover and captive screws.
•
Attachment
to linear actuators to NAMUR recommendation (DIN IEC 534 T6) or to part-turn actuators to
VDI/VDE 3845.
Option: integral attachment to Bürkert continuous valves
8635 - 15
SYSTEM DESCRIPTION (S/HART)
Functional diagram of the SIDE Control
(S/HART)
connected to a
control valve with single-acting diaphragm actuator
SIDE Control
(S/HART)
Actual position
External
position
setpoint
Pressure
supply
Positioner
Positioning system
pressurize
exhaust
Position
sensor
Lever
mechanism
Pneumatic actuator
(single-acting)
Valve (actuator)
NOTE
Exhaust air
In the case of integral attachment of the SIDE Control
(S/HART)
to a Bürkert
continuous valve, the position sensor is situated outside the SIDE Control
on the actuator and is connected to the latter with a cable.
(S/HART)
16 - 8635
SYSTEM DESCRIPTION (S/HART)
Operation as a positioner
The SIDE Control
measures the actual position (POS) of the actuator. The controller compares this actual value of the
position with the setpoint (CMD), which is presented as a standard signal. If a control difference (Xd1)
exists, a pulse-width modulated voltage signal is sent to the positioning system as the correcting variable. If the difference is positive, the pressurizing piezoelectric valve is driven via output B1; if it is negative,
the exhausting piezoelectric valve is driven via output E1. In this way, the position of the actuator is
altered until the control difference is 0. Z1 represents a disturbance.
Position
setpoint
(S/HART
controls the position of the pneumatic actuator, whereby the position sensor
Position control loop
(S/HART)
Positioner
Positioning system
(piezoelectric valves)
Position sensor
Valve opening
Continuous
valve
8635 - 17
SYSTEM DESCRIPTION (S/HART)
Characteristics of the positioner software
Supplementary functionEffect
Positioner with supplementary functions
AUTOT UNE
Tight-closing function
Stroke limitation
Limitation of correcting speed
Signal range splitting
Correction charakteristic for
adaptation to the operating curve
Insensitivity range
Direction of action of the controller
setpoint
Direction of action of the actuatorReserve of direction of action of the actuator.
Automatic adaptation of positioner to the control valve
in use.
Valve closes tight outside the control range. A value is
specified (in %) from which the actuator is completely
exhausted (at 0%) or pressurized (at 100%).
Mech. valve piston movement only within a defined
stroke range.
Actuator takes a preset time to move from OPEN to
CLOSED or from CLOSED to OPEN.
Splitting of the standard signal range over 2 or more
SIDE Controls.
Linearization of the process curve can be carried out.
The positioner responds only above a control difference
to be specified.
Reserve of direction of action of the setpoint.
Safety positionValve moves to a defined safety position
Code protectionBlocking of the keypad or menu
Factory resetReset to factory settings
Repeater (option)
Analog feedback of positionFeedback of the values POS and CMD
Binary outputs
Hierarchic operating concept for simple operation with the following levels
Process operation
Configuration
Communication via HART protocol (option)
Feedback of various controller conditions (e.g. sensor
breakage or controller in safety position).
In this level, you switch between Automatic and Manual
operation.
In this level, you specify on commissioning certain
basic functions and configure supplementary functions
as required.
HART Hand Terminal Operation of the SIDE Control via a HART Hand Terminal
18 - 8635
SYSTEM DESCRIPTION (S/HART)
D
POS
POS
CM
INP
X.CONTRL
DBDx
CMD
X.LIMIT
DIR.ACT
X.TIME
Schematic illustration of position control
DIR.CMDSPLTRNGCHARACTCUTOFF
4 … 20 mA
INP
8635 - 19
SYSTEM DESCRIPTION (S/HART)
Operation as a process controller
If the SIDE Control
becomes a lower-ranking auxiliary control loop. The overall result is a cascade control system.
The process controller (as a main control loop) is implemented in the SIDE Control
controller. In this case the process setpoint (SP) is preset and compared with the actual value (PV) of
the process variable to be controlled, which is supplied by a sensor. Formation of the correcting variable
is done according to the description of the positioner. Z2 represents a disturbance acting on the
process.
Characteristic of the process controller software
(S/HART)
is operated as a process controller, the abovementioned position control
(S/HART, option)
(S/HART
(option)
as a PID
Supplementary functionEffect
Positioner with supplementary functions
AUTOT UNE
Tight-closing function
Stroke limitation
Limitation of correction speed
Correction characteristic for
adaptation to the operating curve
Insensitivity range
Direction of action of the controller
setpoint
Automatic adaptation of positioner to the control valve
in use.
Valve closes tight outside the control range. A value is
specified (in %) from which the actuator is completely
exhausted (at 0 %) or pressurized (at 100 %) .
Mech. valve piston movement only within a defined
stroke range.
Actuator takes a preset time to move from OPEN to
CLOSED or from CLOSED to OPEN.
Linearization of the process curve can be carried out.
The positioner responds only above a control difference
to be specified.
Reverse of direction of action of the setpoint.
Direction of action of the actuatorReverse of direction of action of the actuator.
Safety positionValve moves to a defined safety position
Code protectionBlocking of the keypad or menu
Factory resetReset to factory settings
20 - 8635
SYSTEM DESCRIPTION (S/HART)
Supplementary functionEffect
Connectable process controller with the following characteristics (option)
Control structurePID
Parameters which can be set
Scalable inputs
Selection of setpoint specification
Hierarchic operating concept for simple operation with the following levels
Process operation
Configuration
Proportional action factor, reset time, rate time and
operating point
Position of decimal points, lower and upper scale
values of process value and setpoint
Setpoint specified either via standard signal input or via
keys
In this level, you switch between Automatic and Manual
operation.
In this level, you specify on commissioning certain
basic functions and configure supplementary functions
as required.
8635 - 21
SYSTEM DESCRIPTION (S/HART)
POS
CMD
PV
SP
POS
X.LIMIT
DIR.ACT
X.CONTRL
DBDx
CMD
X.TIME
CUTOFF
CHARACT
P.CO FILT
P.CO SCAL
PV
Q
4 … 20 mA
SP
P.CO SCAL
22 - 8635
Schematic illustration of process control
SPLTRNGDIR.CMD
PV
SP
P.CONTRL
DBDp
PARA
INP
TUNE
SYSTEM DESCRIPTION (S/HART)
Interfaces
Note: Optional inputs and outputs are enclosed by dotted lines.
NOTE
(S/HART)
The SIDE Control
the 4 ... 20 mA signal.
(S/HART)
is a 2-conductor device, i.e. the voltage supply is provided via
8635 - 23
SYSTEM DESCRIPTION (S/HART)
Technical data of the SIDE Control
Technical data
OPERATING CONDITIONS
Permissible ambient temperature-25 ... +65 °C (with non-Ex devices or T4/T5)
System of protectionIP 65 to EN 60529
CONFORMITY TO THE FOLLOWING STANDARDS
CE SymbolConformity wrt. EMC Guideline 89/336/EEC
Low Voltage Guidline73/23/EEC
Explosion protection (optional)EEX ia IIC T4/T5/T6
MECHANICAL DATA
Housing dimensions, outside (WxHxD)174 x 88 x 93 mm
Housing materialAluminium
Seal materialNBR / Neoprene
Other exterior partsstainless steel (V4A)
Massapprox. 1.5 kg
(S/HART)
-25 ... +60 °C (with T6)
(only with correctly connected cable)
hard anodized and plastic-coated
(S/HART)
ELECTRICAL DATA
Connections2 M20x1.5 bushings
with screw terminals 0.14 ... 1.5 mm
Power supplyvia setpoint input 4-20 mA
Burden voltage< 12 V DC
Burden resistance590 Ω at 20 mA and 11.8 V DC
Process value input (option)4-20 mA
Burden voltage200 mV at 20 mA
Burden resistance10 Ω
Binary inputmechanical make/break contact
Inductive proximity switch (optional)to DIN EN 60947-5-6 (NAMUR)
Structural shapeSJ3.5-G-N
ManufacturerPepperl+Fuchs
Output signal for
switching amplifierto DIN EN 50227 (NAMUR)
Rated voltage U
Current (sensor uncoated)≥ 2.1 mA
Current (sensor coated)≤ 1.2 mA
0
8 V
2
24 - 8635
SYSTEM DESCRIPTION (S/HART)
Analog repeat (optional)4 ... 20 mA (electrically isolated)
Supply voltageU
BurdenU
Binary outputs (optional)to EN 50 227 (electrically isolated)
Supply voltage5 ... 11 V DC
Current in switching status OPEN < 1.2 mA
Current in switch. status CLOSE> 2.1 mA
Sense of actionNO (normally open) or NC (normally closed)
max. permissible valuessee Declaration of Conformity
= 12 ... 30 V DC
supply
≥ 12 V + RB • 20 mA
supply
(may be parametrized)
PNEUMATIC DATA
Control mediumQuality classes to DIN ISO 8573-1
Dust contentClass 5:
max. 40 µm particle size
max. 10 mg/m³ particle density
Water contentClass 3:
max. pressure dew point
- 20 °C or at least 10 degrees below lowest
operating temperature
Oil contentClass 3: max. 1 mg/m³
Temperatur range of- 25 ... + 65 °C (with non-Ex devices or T4/T5)
compressed air- 25 ... + 60 °C (with T6)
Pressure range1.4 ... 6.0 bar
Supply pressure
variationmax. ± 10 % during operation
Air flow capacity of control valve
at 1.4 bar pressure drop
over valveca. 55 L
/min STP for pressurizing and exhausting
N
at 6 bar pressure drop
over valveca. 170 L
/min STP for pressurizing and exhausting
N
Self-consumption of air
in balanced state0.0 LN/min STP
Throttle screwadjustment ratio ca.10:1
ConnectionsG1/4'' internal thread
8635 - 25
SYSTEM DESCRIPTION (S/HART)
Factory settings
FunctionFactory setting
CHARACTCHA LIN
CUTOFFCUT
DIR.CMDDIR.CRISE
DIR.ACTDIR.ARISE
SPLTRNGSR
X.LIMITLIM
X.TIME
T.OPN
T.CLS
After execution of
OUTPUT
OUT ANL:
OUT POSOUT 4
OUT BIN:
OUT DEVDEV 5.0 NORM OPN
SAFEPOS
BIN-INB.IN SPOS / NORM OPN
(S/HART)
= 0 %;
= 0 (%); SR = 100 (%)
= 0 %,
Values determined by
Values determined by
SETFACT
'
20 A
0
CUT
LIM
:1 s
= 100 %
= 100 %
AUTOTUNE
AUTOTUNE
FunctionFactory setting
X.CONTRL
X.CO DBND
X.CO PARA
KX
KX
After execution of
P.CONTRL
P.CO DBND
P.CO PARA
KP
TN
TV
X0
P.CO SETPSETP INT
P.CO FILT
P.CO SCALPV
P.CO TUNED’ACT
CODECODE 0000
1 %
Values determined by
Values determined by
SETFACT
1 %
1.00
999.9
0.0
0
0
000.0
:1
, PV
AUTOTUNE
AUTOTUNE
100.0
NOTE
The functions and factory settings shown in grey are optionally valid with
analog repeat
Features
Options
Functional diagram of the SIDE Control
control valve with single-acting diaphragm actuator ..................................................................................................................... 30
Characteristics of the positioner software ................................................................................................................................................. 32
The SIDE Control
with single-acting linear or part-turn actuators.
The SIDE Control
(e.g. process control system). The momentary valve position is reported via the bus.
For detailled information on commissioning a PROFIBUS PA branch, we recommend the
Commissioning Guidelines
(PROFIBUS PA)
(PROFIBUS PA)
by the PROFIBUS Users Organization (PUO).
is a digital positioner for pneumatically operated continuous valves
can be controlled via PROFIBUS PA from a central automation system
(PROFIBUS PA)
Illustration
DIP switch
(device address)
PROFIBUS
Display with 3 operating keys
Screw terminal
Clamping screw
(for attaching the
bus screen)
Bushings
M20 x 1.5
Throttle screw
Earthing
(grounding) screw
28 - 8635
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