Specifications and information are subject to change without notice.
Up-to-date address information is available on our website.
web: www.smar.com/contactus.asp
www.smar.com
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INTRODUCTION
The FP302 belongs to the first generation of Foundation Fieldbus devices. It is a converter mainly
intended for interfacing a Fieldbus System to a Pneumatic valve or actuator. The FP302 produces a
3-15 psi or 3-30 psi output proportional to the input received over the Fieldbus network. The digital
technology used in the FP302 enables an easy interface between the field and the control room and
several interesting features that reduce considerably the installation, operation and maintenance
costs.
The FP302 is part of Smar's complete 302 line of Foundation Fieldbus devices.
Fieldbus is not only a replacement for 4-20 mA or intelligent / smart transmitter protocols, it contains
much more. Fieldbus is a complete system enabling distribution of the control function to equipment
in the field.
Some of the advantages of bi-directional digital communications are known from existing smart
transmitter protocols: Higher accuracy, multi-variable access, remote configuration and diagnostics,
and multi-dropping of several devices on a single pair of wires.
Using Fieldbus technology, with its capability to interconnect several devices, very large control
strategies can be designed. In order to be user friendly, the function block concept was introduced
(users of Smar CD600 should be familiar with this, since it was implemented many years ago). The
user may now easily build and overview complex control strategies. Another advantage is added
flexibility; one can edit the control strategy without having to rewire or change any hardware.
The FP302, like the rest of the 302 family, has several Function Blocks built in, like PID controller,
Input Selector and Splitter/Output Selector, eliminating the need for separate device. Such features
improve the communication quality and thereby less dead-time and faster control, not to mention the
reduction in cost.
When designing the entire 302 line of Fieldbus devices, Smar considered the needs of both small
and large systems. They have in common being able to act as a master on the network and be
configured locally using a magnetic tool, eliminating need of a configurator or console in many basic
applications.
Get the best result of the FP302 by carefully reading these instructions.
This manual is compatible with version 3.XX, where 3 denote software version and XX software
release. The indication 3.XX means that this manual is compatible with any release of software
version 3.
Waiver of responsibility
The contents of this manual abides by the hardware and software used on the current equipment
version. Eventually there may occur divergencies between this manual and the equipment. The
information from this document are periodically reviewed and the necessary or identified corrections
will be included in the following editions. Suggestions for their improvement are welcome.
Warning
For more objectivity and clarity, this manual does not contain all the detailed information on the
product and, in addition, it does not cover every possible mounting, operation or maintenance
cases.
Before installing and utilizing the equipment, check if the model of the acquired equipment complies
with the technical requirements for the application. This checking is the user’s responsibility.
If the user needs more information, or on the event of specific problems not specified or treated in
this manual, the information should be sought from Smar. Furthermore, the user recognizes that the
contents of this manual by no means modify past or present agreements, confirmation or judicial
relationship, in whole or in part.
All of Smar’s obligation result from the purchasing agreement signed between the parties, which
includes the complete and sole valid warranty term. Contractual clauses related to the warranty are
not limited nor extended by virtue of the technical information contained in this manual.
Only qualified personnel are allowed to participate in the activities of mounting, electrical connection,
startup and maintenance of the equipment. Qualified personnel are understood to be the persons
familiar with the mounting, electrical connection, startup and operation of the equipment or othe
similar apparatus that are technically fit for their work. Smar provides specific training to instruct and
qualify such professionals. However, each country must comply with the local safety procedures,
legal provisions and regulations for the mounting and operation of electrical installations, as well as
with the laws and regulations on classified areas, such as intrinsic safety, explosion proof, increased
safety and instrumented safety systems, among others.
The user is responsible for the incorrect or inadequate handling of equipments run with pneumatic
or hydraulic pressure or, still, subject to corrosive, aggressive or combustible products, since thei
utilization may cause severe bodily harm and/or material damages.
The field equipment referred to in this manual, when acquired for classified or hazardous areas, has
its certification void when having its parts replaced or interchanged without functional and approval
tests by Smar or any of Smar authorized dealers, which are the competent companies for certifying
that the equipment in its entirety meets the applicable standards and regulations. The same is true
when converting the equipment of a communication protocol to another. In this case, it is necessary
sending the equipment to Smar or any of its authorized dealer. Moreover, the certificates are
different and the user is responsible for their correct use.
Always respect the instructions provided in the Manual. Smar is not responsible for any losses
and/or damages resulting from the inadequate use of its equipments. It is the user’s responsibility to
know and apply the safety practices in his country.
ELECTRIC CONNECTION .......................................................................................................................................... 1.3
NETWORK CONFIGURATION AND TOPOLOGY ..................................................................................................... 1.5
INSTALLATION IN HAZARDOUS AREAS ................................................................................................................. 1.6
PRESSURE TRIM ....................................................................................................................................................... 3.7
TEMPERATURE CALIBRATION .............................................................................................................................. 3.14
FILTERING ELEMENTS REPLACEMENT ............................................................................................................................. 4.4
ELECTRIC CONNECTIONS ................................................................................................................................................... 4.5
ACCESSORIES AND RELATED PRODUCTS ........................................................................................................... 4.7
SPARE PARTS LIST ................................................................................................................................................... 4.7
The installation carried out in hazardous areas should follow the recommendations of the IEC60079-14 standard.
The precision of global measuring and cont rol depends on many variables. Although the converter
has high-level performance, an adequate installation is necessar y for best profiting from the device
benefits.
From all the factors possibly affecting the precisio n of converters, environmental conditio ns are the
most difficult to cope with. However, there are ways to reduce the effects of temperature, humidity
and vibration.
The FP302 circuit contains a sensor that compensates temperature variations. On the field, the
effect of temperature variation is minimized due to this characteristic.
The effects from temperature variation can be reduced by installing the c onverter in are as protected
from ambient changes.
In warm conditions, the converter must be installed in a way that avoids the maximum possible the
direct exposition to solar rays. Also should be avoided the installation near high temper ature lines or
vases.
Thermal insulation should be used to protect the converter from external heat sources, if necessary.
Humidity is enemy to electronic circuits. The electronic housing cover o-rings must be set correctly
mainly on areas with high relative humidity rates. Avoid rem ovin g the h ousing c overs on t he fi eld, a s
each time they are open, more humidity penetrates in the circuits.
The electronic circuit is wetness-proof coated, but constant e xposition to open air may impair this
protection. By the same token, keep covers shut, since every time they are removed corrosion ma y
deteriorate the housing threads, as this area is not painted. Use adequate sealant on the electric
connections according to sealing method and the hazardous area classification to avoid the
penetration of moisture.
IMPORTANT
Avoid using sealant tape on air inlets and outlets, as this type of material may release residues and block
them, and spoil the device performance.
The converter is practically insensitive to vibrations , althou gh it is recom mended not to install it near
to pumps, turbines or equipments that produce excessive vibration.
The converter is designed to be light and robust tog ether. This makes its mounting easier and can
be done in a 2” pipe, wall or panel. By using an adequate mounting bracke t, it can be mounted in
different positions.
Make sure the FP302 is mounted in a way that dust and particles do not obstruct the vents.
The FP302 has filters to protect the in-coming supply pressure and the vent, which must be kept
clean. In case of impurity building, replace the filter (consult the recommended spare part),
For more visibility, the digital indicator may rotate at 90” angles, as well as the electronic housing,
for better display reading and visibility.
1.1
FP302 - Operation, Maintenance and Instructions Manual
Pneumatic Connections
The instrumentation air must be of better quality than industrial compressed air. Humidity,
suspended particles and oil can temporarily harm the device performance or definitel y, if the interna l
parts can be damaged.
In compliance with the ANSI/ISA S7.0.01 - 1996 - Quality Standard for Instrument Air sta ndard, the
instrumentation air must bear the following characteristics:
Dew Point 10º C below the minimum registered temperature.
Size of particles 40 µm (maximum).
Oil content 1 ppm w/w (maximum).
Contaminants Must be free from corrosive or inflammable gases.
The standard recommends that the compressor inlet is in a place free from process spills and uses
the adequate filter. Also, that non-lubricated compr essors are used to prevent contamination from
lubricant oil. When lubricated compressors are used, there must be means to clean the
contaminated air.
It is recommended the periodical filter cleaning, and more frequent ones in case of bad
instrumentation air quality.
For an output signal from 3 psi (0,2 bar) to 15 psi (1 bar), it is required a minimum air supply of
18 psi (1.24 bar) and a maximum 100 psi (7 bar) supply.
For an output signal from 3 psi (0,2 bar) to 30 psi (2 bar), it is required a minimum air supply of
40 psi (1.4 bar) and a maximum 100 psi (7 bar) supply.
To get a maximum output pressure value, the converter requires the minimum necessary pressure described
above
An excessive pressure supply, above 100 psi, may be harmful.
The air pressure supply for the FP302 must be a minimum of 18 psi and a maximum of 100 psi. If
this condition cannot be met, an air pressure regulator is recommended.
The air supply inlet is marked with “IN” and the outlet with “OUT” (See figure 1.3 - Converter
Dimensional Drawing and Mounting Position)
The air supply inlet and outlet connections are ¼ “ NPT threaded. Befo re connecting the piping,
purge the lines completely. There must be no leaks, mainly on the outlet. Check all piping parts and
connection for leaks. Use good sealing practices before op erating the equipment. Thread sealants
are recommended instead of PTFE (Teflon) sealant tape.
The vent is used to exhaust the air to relieve the output pressure. This vent must never be
obstructed for better air flow.
In case of loss of pressure supply, the output will drop near 0 Kgf/cm³ (0 psi). If the pressure is kept,
but communication is lost, the output may be pre-configured for a free value or a safe value.
NOTE
1.2
Electric Connection
Installation
To access the terminal block, remove the Electric Connection cover. This cover c an be locked with
its locking screw. To release it, rotate the locking screw clockwise.
Figure 1.1- Cover Locking Screw
The access of signal cables and their connection to the terminals are done through one of the t wo
orifices in the electronic housing, by linking them to a electric conduit o cable clamp. The con duit
threads must be sealed according to the required method. The unused orifice must be sealed with a
plug or sealant.
The electrical orifices must be connected in a way that pr events humidity inside the device. After
completing the connections, shut the device cover to avoid humidity.
The terminal block has screws to receive fork or eye terminals.
Figure 1.2 – Electric Connections
NOTE
The unused cable entries should be plugged and sealed accordingly to avoid humidity entering, which can
cause the loss of the product’s warranty.
1.3
FP302 - Operation, Maintenance and Instructions Manual
(
)
L
PLUG
83
ELECTRICAL
CONNECTION
COMMUNICATIONS
TERMINAL
83
(Ø3.27)
206.7
(8.14)
113
(4.45)
ALLOW 150 MM MINIMUM FOR LOCA
ZERO AND SPAN ADJUSTMENT WITH
MAGNETIC TOOL.
AIR INPUT
1/4"NPT
LOCK
.
207 4
(8.16)
.
306 3
(12.06)
AIR OUTPUT
1/4"NPT
95
3.74
114.6
(4.51)
Figure 1.3 – Converter Dimensional Drawing and Mounting Position
For more convenience, there are three ground terminals: an internal one, close to the term inal block
and two external ones, located near the conduit inlet.
The FP302 uses the 31,25 Kbit/s voltage mode for physical signalization, and the other devices on
the same bus must use the same signals. All devices are connected in parallel on the same line.
The several Fieldbus devices can be connected on the same bus.
The FP302 is powered via the bus. The number of devices to be connec ted on the same bus is 15
for non-intrinsically safe installations.
In classified areas, the number of devices is limited by the intrinsic safety restrictions.
Avoid passing the signal wiring through conduits with power cables or electric commuters.
The FP302 is protected against reverse polarity, and c an support ± 35 Vdc without being damaged.
The reverse polarity does not damage the equipment, however it will not work.
(2.17)
INPUT PRESSURE
1/8"NPT
OUTPUT PRESSURE
1/8"NPT
55
1.4
Network Configuration and Topology
Installation
Figure 1.4 - Bus Topology
Figure 1.5 – Tree Topology
1.5
FP302 - Operation, Maintenance and Instructions Manual
Installation in Hazardous Areas
Explosions could result in death or serious injury, besides financial damage. Installation of this converter in
explosive areasmust be carried out in accordance with the local standards and the protection type adopted
.Before continuing the installation make sure the certificate parameters are I n accordance with the
classified area where the equipment will be installed.
The instrument modification or parts replacement supplied by other than authorized representative of Smar
is prohibited and will void the certification.
The converters are marked with options of the protection type. The certification is valid only when the
protection type is indicated by the user. Once a particular type of protection is selected, any other type of
protection can not be used.
The electronic housing and the sensor installed in hazardous areas must have a minimum of 6 fully
engaged threads. Lock the housing using the locking screw (Figure 1.1).
The cover must be tighten with at least 8 turns to avoid the penetration of humidity or corrosive gases. The
cover must be tighten until it touches the housing. Then, tighten more 1/3 turn (120°) to guarantee the
sealing. Lock the covers using the locking screw (Figure 1.1).
Consult the Appendix A for further information about certification.
Explosion/Flame Proof
In Explosion-Proof installations the cable entries must be connect ed or closed using metal cable gland and
metal blanking plug, both with at least IP66 and Ex-d certification.
As the converter is non-ignition capable under normal conditions, the statement “Seal not Required” could be
applied for Explosion Proof Version. (CSA Certification).
The standard plugs provided by Smar are certified according to the standards at FM, CSA and CEPEL. If the
plug needs to be replaced, a certified plug must be used.
The electrical connection with NPT thread must use waterproofing sealant. A non-hardening silicone sealant is
recommended.
Do not remove the converter covers when power is ON.
Intrinsically Safe
In hazardous zones with intrinsically safe or non-incendive requirements, the circuit entity parameters and
applicable installation procedures must be observed.
To protect the application the converter must be connected to a barrier. Match the parameters between bar rier
and the equipment (Consider the cable parameters). Associated apparatus ground bus shall be insulated from
panels and mounting enclosures. Shield is optional. If used, be sure to insulate the end not grounded. Cable
capacitance and inductance plus Ci and Li must be smaller than Co and Lo of the associated Apparatus.
It is not recommended to remove the converter cover when the power is ON.
To obtain all the available certifications consult www.smar.com.
WARNING
WARNING
WARNING
NOTE
1.6
Section 2
OPERATION
Output Module Functional Description
The output module main parts are: pilot, servo, pressure sensor and output control circuit.
The pneumatic part is based on a well kno wn techno logy: p neum atic rela y and the nozzle-baffle set,
according to the schematic drawing on Figure 2.1.
Figure 2.1 – Pneumatic Transducer
A piezoelectric disc is used as a baffle at the pilot stage. T he baffle is deflected when it receiv es a
voltage through the control circuit. Approaching or moving away from the piezoelectric disc causes a
variation on the small air flow passing through the nozzle and c hanges the pilot chamber pressure,
which is called pilot pressure.
The pilot pressure, for being too low, must be amplified. This is performed in the servo section,
which works as pneumatic relay. The servo section has a diaphragm in the pilot chamber and a
smaller output diaphragm in the output chamber. The pressure pilot, when applied on the pilot
diaphragm results in a force equal to the pressure on the output diaphragm, when in balance.
When an increase is required in the output pressure, the baffle will move away from the nozzle
according to value set, and the correction is carried out a s described above. Spring 1 forces the
valve downwards and increases the output pressure until it reaches a new balance.
If a decrease in pressure is required, the baffle will approach the nozzle and the pilot pressure will
increase. The valve will close through the spring 2 and the di aphragms will be pushed upwards b y
the stronger output flow and pilot pressure.
The air in the system relieves the output pressure through the vent, decreasing the output pressur e
until reaching balance again.
2.1
FP302 - Operation, Maintenance and Instructions Manual
Functional Electronic Description
The FP302 CPU receives the required output level thro ugh the Fie ldbus net work. The CPU suppli es
an electronic setpoint signal to the control circuit. The control circuit also r eceives a feed back from a
pressure sensor on the FP302 outlet.
Each block function will be described below.
2.2
Figure 2.2 – FP302 Block Diagram
Operation
Power Supply
The FP302 converter circuit is bus powered via the transmission line (two-wire system).
Communication Controller
Controls the line activity, modulates and demodulates co mmunication signals and inserts or erases
initial or final delimitators according to the Fieldbus protocol.
Central Processing Unit (CPU), RAM and PROM
The CPU is the converter intelligent part and is responsible for the management and executing
operation of the block, self-diagnosis and communicatio n. The program is stored in the PROM. For
the temporary storage of data, the CPU has an internal RAM. The CPU has a non-volatile intern al
memory (EEPROM) that store data that must be retained in case of power failure. Examples are
data calibration, configuration and identification.
Display Controller
Receives data from the CPU and send them to liquid crystal display.
Local Adjustment
Two switches are magnetically activated via the magnetic configuration tool without any external
electric or mechanic contact. There is no need for opening the housi ng cover to access the Local
Adjustment.
D/A Block
Receives the CPU signal and convert it into an analog voltage used by the control block.
Control Block
Controls the output pressure, while supplying voltage to the piezoelectric disc, according to the dat a
received from the CPU and the pressure sensor feedback.
Isolation
Its function is to isolate the Fieldbus signal from the piezoelectric signal.
Output Pressure Sensor
Measures the output pressure and sends a feedback to the Control Block and the CPU.
Temperature Sensor
Measures the temperature on the transducer board.
EEPROM
Non-volatile memory that stores data when the FP302 is reinitialized.
Nozzle-Baffle
This unit converts the piezoelectric movement inside a pne umatic signal to a pressur e control in the
pilot chamber.
Restriction
The restriction and the nozzle form a pressure divisor circuit. The restriction reduces the supply
pressure to activate the nozzle-baffle system, as described above on Output Module Functional
Description.
Booster
The booster amplifies the pressure changes that occur before the pressure restriction into big ger
values with the bigger air volume as described on Output Module Functional Description.
2.3
FP302 - Operation, Maintenance and Instructions Manual
2.4
Section 3
CONFIGURATION
One of the many Fieldbus advantages is that the device c onfiguration is independent from that of
the configurator or manufacturer. The FP302 can be config ured through a third-party terminal or an
operational console. The following text is not meant for any particular configurator and this
information are applicable to any type. However, as Smar has its own Syscon configurator, the
examples and illustrations are based on this device.
The FP302 is essentially an output transduct or bl ock. Moreover, the equ ipment has s everal a u xiliary
blocks allowing the user to apply basic or advanced configurations.
The FP302 includes a set of 19 blocks, as shown below. The complete description and configuratio n
of all FP302 blocks are described on the Functional Block Instructions Manual available on the Smar
internet page at http://www.smar.com/fieldbus.asp.
In addition, the FP302 makes possible using block dynamic instantiation. T his resource offers more
flexibility to build control strategies for the FP302.
RESOURCE DESCRIPTION
RS
TRANSDUCER
BLOCKS
DIAG
DSP
OUTPUT
TRANSDUCER BLOCK
FP302
CALCULATION AND
CONTROL
FUNCTIONAL BLOCKS
PID
EPID
APID
ARTH
SPLT
CHAR
RESOURCE – This block contains data specified for the hardware
associated to the re sour ce .
DESCRIPTION
DIAGNOSTIC TRANSDUCER – Supplies online measuring of the block
execution time, checks the links between blo cks and othe r featu res.
DISPLAY TRANSDUCER – This block is supported by devices with LCD
display and can be used to monitor and to configure local block
parameters.
DESCRIPTION
FIELDBUS PRESSURE TRANSDUCER – This is the FP 302 transducer block – a Fieldbus Pressure Converter.
DESCRIPTION
PID CONTROL – This is a standard block with several features, as:
setpoint treatment (value limitation and rate), filter and PV alarm,
feedforward, output tracking and others.
OPTIMIZED PID – Has all PID features, plus bumpless transfer from
manual mode to automatic mode or standard impact plus bia s.
ADVANCED PID – Has all Standard PID features, plus bumpless transfer
option or standard impact from manual mode to automatic mode and bias,
adaptable gain, PI sampling, dead error zone, special error treatment, ISA
or parallel algorithm.
ARITHMETIC – This block calculates some ready-to-use pre-defined
equations for use on applications like flow compensation, HTG
compensation, rate control and others.
DIVISOR – This block is used on two typical applications: split range and
seqüencial. Receives the PI D block output, processi ng it according to the
selected algorithm and generates the values for two analog block outputs.
SIGNAL CHARACTERIZER – Has capacity process two signals, based
on the same curve. The second input has an option to exchange “x” for “y “
and provides an easy way to us e the inverte d function, whic h can be used
to characterize the return.
3.1
FP302 - Operation, Maintenance and Instructions Manual
CALCULATION AND
CONTROL
FUNCTIONAL BLOCKS
INTG
AALM
ISEL
SPG
TIME
LLAG
OSDL
CT
FUNCTIONAL BLOCK
OUTPUT
AO
Transducer Block
The transducer block isolates the function block from the I/O hardware, as sensors and actuators.
The transducer block controls the I/0 using the man ufacturer’s specific implem entation. This makes
possible for the transducer block to execute its tasks and obtain data from the sensors without
overloading the function block currently in use. It also isolates function blocks from some specific
factory characteristics. When accessing the hardware, the transducer block may receive I/O data or
transmit control data to it. The connection between the transducer block and the function block is
called channel.These blocks can exchange data through their interface. In addition, the interface
with functional blocks works through one or more I/O channels whatever the implementation is.
Normally, the transducer blocks execute functions like: linearization, characterization, temperature
compensation, data control and exchange with the hardware.
DESCRIPTION
INTEGRATOR – Integrates a variable in relation to time. There is a second
flow input that can be used for network flow totalizing, volume/mass
variation in vessels, and flow reason accurate control.
ANALO G AL A RM – This a lar m block ha s li mits of st ati c or d ynam ic a larm,
hysteresis, temporary expansion of alarm limits in setpoint steps to avoid
undesirable alarms, two level of alarm limits and delay for alarm detection.
INPUT SELECTOR – This block has four analog inputs selected by the
input parameter or according to a criterion rated for good, maximum,
minimum, medium and media.
SETPOINT RAMP GENERATOR – This block generates the setpoint in
time function. Typical applic ations are temperature control, batch reactor,
etc.
TEMPORIZER AND LOGICAL – This block has four discrete inputs
processed by a logical combination. The selected temporizer for the type of
process, works on the combi ned sign al input to produc e measuri ng, dela y,
extension, pulse or debounce.
LEAD-LAG – This block provides a dynamic compensation for a variable.
It is normally used on feedforward control.
OUTPUT SELECTOR / DYNAMIC LIMITATOR – Has two algorithms:
Output Selector – selects the output through a discrete input.
Dynamic Limitator – this algorithm was especially developed for double
crossed limit in combustion control.
CONSTANT – Provides analog and discrete output parameters with
constant values.
DESCRIPTION
ANALO G O UTPUT – T he AO block provides an analog value to generate
an analog output signal. It produces a value and rate limit, scale
conversion, failure status mechanism among other features.
3.2
Output Functional Block Scheme
Configuration
The Analog Output Block is a functional block used by the equipment working as element on a
control loop, as valves, actuators, positioners etc. The AO block receives a signal from another
functional block and transmits the result to an output transducer through an internal reference
channel.
To configure the communication channel on the FP302, the CHANNEL parameter must be adj usted
on the value “1”.
The AO block uses the XD_SCALE to convert the SP value to the enginee ring unit expected by th e
transducer block output, which is also the same as the engineering unit of the reading value.
Transducer Block Configuration
Every time a field device is selected on the SYSCON operation menu, a transducer block will be
automatically instantiated on the screen. The icon indicates that a trans ducer block was created.
Click twice on it to access.
The transducer block has algorithm, a group of internal parameters and a chan nel that co nnects it to
a function block.
The algorithm describes the behavior of the transducer as a data that trans fer functions bet ween the
I/O hardware and other function blocks. The group of internal parameters, namely those that cannot
be connected to other blocks and issue the link through communication, defines the user interface
with the transducer block. They may be divided in standard blocks and those specified by the
manufacturer.
The standard parameters are used in some type of devices such as pressure, temperature devic es,
actuators etc, whatever the manufacter. Differently, the specific factory parameters are defined only
by the manufacturer. Specific common parameters are calibration setting, information on materials,
linearization curve etc. When executing a standard routine like calibratio n, for instance, a step-bystep method is followed. This method is generally defin ed as instructions to help users to perform
common tasks. The Syscon identifies each method associated to the parameters and makes the
interface with them possible.
3.3
FP302 - Operation, Maintenance and Instructions Manual
FP302 – Fieldbus Pressure Transducer
Description
The transducer block receives the desired pressure value t hrough the FINAL_VALUE coming from
the AO block and returns the pressure value generated via the RETURN parameter. The
engineering unit and the final value rate are selected from the XD_SCALE in the AO block.
The allowed units are:
• Pa,
• KPa,
• MPa,
• bar,
• mbar,
• torr,
• atm,
• psi,
• g/cm²,
• kg/cm²,
• inH
• inH
• mmH
• mmH
• ftH
• inHg to 0°C,
• mmHg to 0°C.
The XD_SCALE range must be within the selected u nit range (3-30 psi). The supported mod es are
OOS (Out Of Service) and AUTO. Since the transducer block runs together with the AO block, the
transducer block moves to AUTO only if the AO block mode is already on AUTO. The module
temperature sensor may be read through the SECONDARY_VALUE parameter.
Warning messages may appear on the RET URN status or on the Error Block in some cases, as
explained below.
Supported Modes
OOS and AUTO
BLOCK_ERR
The transducer block BLOCK_ERR will reflect the following causes:
Block Configuration – When the XC-SCALE has an improper range or unit.
Output Failure – When the mechanical module is disconnected on the primary electronic board, or
when there is no air suppy.
Out of Service – When the block is on OOS mode.
Return Status
The transducer block RETURN status will reflect the following causes:
- Bad::NonSpecific:NotLimite d – when the mechanical module is disconnect ed from the primary
electronic board or there is no air supply.
Parameters
Next follows the list of 92 parameters included in the FP302 transducer block;
Idx
1
ST_REV Unsigned16- 0 None S
2 TAG_DESC VisibleString- Null Na S Transducer Block Description
3
STRATEGY Unsigned16- 0 None S
4 ALERT_KEY Unsigned8 1-255 0 Na S Plant identification number
5
MODE_BLK DS-69
6 BLOCK_ERR Bit String - - E D
Parameter Type
3.4
0 to 4°C,
2
O to 68°F,
2
0 to 68°F,
2
0 to 4°C,
2
0 to 68°F,
2
Range
Valid
-
Initial
Value
O/S None S
Unit Memory
Description
Number of changes of the static
parameters
This parameter is not checked
and not processed by the
Transducer Block
Transducer Block operation
mode
Status associated to the
Idx
7 UPDATE_EVT DS-73 - - Na D Alert for any static data.
8
BLOCK_ALM DS-72 - - Na D
9
TRANSDUCER_DIRECTORY
10 TRANSDUCER_TYPE Unsigned16- Other None N Type of Transducer per class
11
XD_ERROR Unsigned8 -
12
COLLECTION_DIRECTORY
13
FINAL_VALUE DS-65 - - FRV D
14
FINAL_VALUE_RANGE DS-68 - - FRV S
15 CAL_POINT_HI Float 12-32 psi 30 CU S Upper Calibration Value
16 CAL_POINT_LO Float 2.5-5 psi 3 CU S Lower Calibration Value
17
CAL_MIN_SPAN Float - 7 CU S
18
CAL_UNIT Unsigned16- Psi E S
19 CONV_SN Unsigned32- - None S Converter serial number
20
CAL_METHOD Unsigned8 - Factory None S
21
ACT_FAIL_ACTION Unsigned8 - - None S
22
ACT_MAN_ID Unsigned32- - None N
23 ACT_MODEL_NUM VisibleString- NULL None N Actuator model number
24 ACT_SN VisibleString- - None N Actuator serial number.
25
VALVE_MAN_ID Unsigned32- - E N
26 VALVE_MODEL_NUM VisibleString- NULL None N Valve model number.
27 VALVE_SN VisibleString- - None N Valve serial number.
28 VALVE_TYPE Unsigned8 - - E N Valve type
29
XD_CAL_LOC VisibleString- NULL None S
30 XD_CAL_DATE Time of Day- - None S Date of last equipment calibration
31
Parameter used for configuration,
hardware or other failures.
Selection of several Transducer
Blocks.
None D
E S
None
None
None
None
None
None
None
Calibration status.
Transducer index number on the
Transducer Block
AO block desired pressure and
status
Upper and lower values,
engineering units and number
of decimal places to be used on
FINAL_VALUE
Minimum allowed span value. This
information is needed so that both
upper and lower calibration points
are not too close after calibrating.
Engineering unit of the Equipment
description for the calibration
values.
Method used on last sensor
calibration.
Specifies the actuator action in
case of failure.
Actuator manufacturer
Identification number.
Valve manufacturer identification
number.
Place of last equipment
calibration.
Name of last person who made
the Calibration.
Secondary value related to the
temperature sensor.
SECONDARY_VALUE
engineering unit parameter
Pressure sensor upper and
lower value, engineering unit
and number of decimal points.
Parameter for backup or to
recover configuration data.
S Pressure 1 coefficient..
S Pressure 2 coefficient..
S Pressure 3 coefficient.
S Pressure 4 coefficient
S Pressure 5 coefficient..
S Pressure 6 coefficient.
S Pressure 7 coefficient.
Configuration
Description
3.5
FP302 - Operation, Maintenance and Instructions Manual
66 CHARACTERIZATION_TYPE Unsigned8 - 255 None S Type of caracterization curve
67
CURVE_BYPASS Unsigned8 True/FalseTrue None S
68
CURVE_LENGTH Unsigned8 2 to 8 8 None S
69
CURVE_X
70
CURVE_Y
71
FEEDBACK _CAL Float - - FRV S
72
CAL_CONTROL Unsigned8 En/Dis Disable None D
73 CAL_POINT_HI_BACKUP Float - 30 CU S Upper calibration point backup.
74 CAL_POINT_LO_ BACKUP Float - 3 CU S Lower calibration point backup.
75 CAL_POINT_HI_FACTORY Float - 30 CU S Factory upper calibration point.
76 CAL_POINT_LO_FACTORY Float - 3 CU S Factory lower calibration point.
77
PWM_CAL_POINT_HI Float 78
PWM_CAL_POINT_LO Float - - None S
79
OUT_POLYN_CAL_POINT_HI _PRES Float - - None S
OUT_POLYN
80
_CAL_POINT_LO_PRES
81
OUT_POLYNOMIAL_PRESS DS-65 - - psi D
82 SENSOR_PRESSURE DS-65 - - psi D Pressure sensor value and status.
83
DIGITAL_PRESSURE DS-65 - - None D
84
OUT_POLYNOMIAL_SENS_PRESS DS-65 - - psi D
85
DIGITAL_VOLTAGE DS-65 - - None D
86 VOLTAGE DS-65 - - Volts D Piezo tension value and status.
S 8 pressure coefficient
S Pressure 9coefficient.
S Pressure 10 coefficient.
S Pressure polynomial version.
S Pressure sensor coefficient zero.
S Pressure sensor coefficient 1.
S Pressure sensor coefficient 2.
S Pressure sensor coefficient zero.
S Pressure sensor coefficient zero.
S Pressure sensor coefficient 5.
S Pressure coefficient 6.
S Pressure sensor coefficient 7.
Pressure sensor polynomial
S
version.
Pressure sensor upper calibration
point.
Pressure sensor lower calibration
point.
S Temperature sensor coefficient 0.
S Temperature sensor coefficient 1.
S Temperature sensor coefficient 2.
S Temperature sensor coefficient 3.
S Temperature sensor coefficient 4.
Temperature sensor polynomial
S
version.
Existing valve pressure and
status sent to the AO block.
Enable and disable the
characterization curve.
Number of points of the
characterization curve.
Input points of the characterization
curve.
Output points of the
characterization curve
Pressure value used by the
calibration method.
Parameter used to start and end
the calibration method.
Pwm value for the upper
calibration point.
Pwm value for the lower alibration
point.
Upper calibration value for the
pressure polynomial.
Lower calibration value for the
pressure polynomial.
Polynomial output value to
generate pressure.
Pressure sensor digital and status
value.
Pressure sensor polynomial
output value.
Piezo tension digital and status
value.
Description
3.6
Idx
87
PWM_VALUE Unsigned16- - None D
88
SENSOR_TEMPERATURE DS-65 - 89 DIGITAL_TEMPERATURE DS-65 - - None D Sensor temperature digital value.
90
CAL_TEMPERATURE Unsigned8
91
CAL_DIGITAL_TEMPERATURE Float - - None S
92
ORDERING_CODE VisibleString- NULL Na S
Parameter Type
Range
Valid
-40/85 °C 25 °C °C
Initial
Value
Unit Memory
°C
D
S
Piezo tension pwm generation
value.
Temperature sensor value and
status.
Reference temperature used to
calibrate the sensor temperature.
Digital temperature value during
calibration.
Factory equipment manufacturing
Information
Configuration
Description
CAPTIONS
E – List of parameters Sec – Seconds
Null – Empty CU – CAL_UNIT
Na – Adimensional parameter PVR – PRIMARY_VALUE_RANGE
RO – Reading only SR – SENSOR_RANGE
D – Dynamic SVU – SECONDARY_VALUE_UNIT
N – Non volatile FRV – FINAL_VALUE_RANGE
S – Static
Note: Lines with grey background are Syscon default monitoring parameters.
Calibration
The calibration conbines a reference source applied or con nected to the calibrating device with the
desired value. The calibration uses at least four parameters must be used on the process
configuration: CAL_POINT_HI (upper calibration point), CAL_POINT_LO (low calibration point),
CAL_MIN_SPAN (minimum calibration span, if necessary) and the CAL_UNIT (calibration
engineering unit).
Pressure Trim
The work range is defined on the AO Block, as: (3 -15 psi) or (3-30 psi). It is possible to calibrate the
transmitter with the CAL_POINT_LO e CAL_POINT_HI parameters.
First, choose a convenient engineering unit before calibration. This engineeri ng unit is configured b y
the CAL_UNIT parameter. After its configuration, the parameters related to the calibration will be
converted to this unit.
Choose the CAL_UNIT or engineering unit among the following options, for calibration purposes:
FP302 - Operation, Maintenance and Instructions Manual
Figure 3.1 – How to choose the Calibration engineering unit
The lower value will be used as an example:
Write 3 psi or the lower value on the CAL_POINT_LO parameter. The trim procedure will initialize.
Check the readout on the pressure meter and write the value on the FEEDBACK_CAL paramet er.
Keep writing until reading 3.0 psi or the lower value on the pressure meter.
3.8
Figure 3.2 – Lower Point Calibration
Configuration
Figure 3.3 – Feedback Cal Point Low
To finish the TRIM procedure, choose the Disable option on the CAL_CONTROL parameter.
Choose the upper value as 30.0 psi and write it on the TRD-CAL_POINT_HI parameter.
Figure 3.4 – How to finish the Calibration Procedure
3.9
FP302 - Operation, Maintenance and Instructions Manual
Figure 3.5 – How to calibrate the Upper Point
Note that by writing this parameter, the Trim procedure is initia lized. Check the pressure through a
reference pressure and write the value on the FEEDBACK_CAL parameter.
Write on this parameter the pressure obtained through the reference pressure until reading 30.0 psi.
To end the TRIM procedure, choose Disable on the CAL_CONTROL parameter.
3.10
Figure 3.6 – Cal Pont High Feedback
Configuration
Figure 3.7 – Pressure Trim
Choose the unit to be used on the XD_SCALE par ameter for the analog output block observing the
sensor 100% and 0% limits.
Also, on every calibration save the trim data on the CAL_POINT_LO_BACKUP and
CAL_POINT_HI_BACKUP parameters, through the BACKUP_RESTORE parameter, using the
LAST_TRIM_BACKUP option.
Via Local Adjustment
To enter the local adjustment mode, insert the magnetic screwdriver in orifice “Z” until the “MD”
readout appears in the display. Remove the magnetic tool and put it in orifice “S”. Remove and reinsert the magnetic tool in “S” until the “Loc Adj” message ap pears. The message will be displ ayed
for 5 seconds after removing the tool. Insert the magnetic screwdriver in “Z” to access the local
adjustment and the monitoring tree.
Move to the “LOWER” parameter. To start the calibration, activate the “LOWER” parameter by
inserting a magnetic screwdriver in orifice “S”, and enter the value 3.0 psi or inferior. When removing
the magnetic tool from “S”, the output will be adjusted with a value close to the desired one. The
user must “sweep” the tree up to the FEEDBACK_CAL parameter and activate it by inserting the
magnetic screwdriver in “S” to reach the reference pressure value.
Continue writing on this parameter until reading 3.0 psi or the lower pressure value.
Move to the “UPPER” parameter. To start the calibration actuate on this parameter by inserting the
magnetic screwdriver in “S”.
It is possible to enter 30.0 psi or the wanted value wanted. When removing the magnetic
screwdriver from “S”, the output will be adjusted with a value clos e to the desired one. The user
must “sweep” the tree up to the FEEDBACK_CAL parameter and activate it by inserting the
magnetic screwdriver in “S” to reach the value obtained from the reference pressure.
The user should continue writing on this parameter until reading 30.0 psi.
Exiting the Trim mode via the local adjustment is automatically done, if the magnetic screwdriver is not used for
approximately 16 seconds.
NOTE
3.11
FP302 - Operation, Maintenance and Instructions Manual
The transducer block also has a characterization curve to provide the output with a given profile.
This is useful if the FP302 is controlling a valve with a non-linear characteristic. The characterizatio n
curve, when used, is applied to the input signal and then is converted to analog current by the
transducer.
The curve utilization is defined by the CURVE_BYPASS parameter. When CURVE_BYPASS is tru e
(by pass), the curve is not used and the input value is transmitted dir ectly to a current conversion
routine. When CURVE_BYPASS is false (no by pass), the curve is used.
NOTE
The characterization curve has 20 points. Each point has two coordinates (X and Y) that define the
X-Y spatial point and the 20 adjacent points forming a curve. The curve is formed by two adjacente
points with a linear segment. Leaving the points out, the curve follows the last linear segment.
3.12
Figure 3.8 – How to Choose the Characterization Curve
Configuration
Figure 3.9 – How to Configure the Characterization Curve Table
These 20 points are numbered from 1 to 20, included in CURVE_X parameters (Inside the
coordinates) and CURVE_Y (Outside the coordinates). The CURVE_X p arameter requires growing
order points. For instance, later points must be bigger than previous points, or the parameter will be
rejected. The CURVE_Y parameter do not follow this rule and may originate a non-monotonic curve.
When writing on CURVE parameters, locate the coordinates in the correct order.
Figure 3.10 – How to Configure the Characterization Table
3.13
FP302 - Operation, Maintenance and Instructions Manual
Temperature Calibration
The CAL_TEMPERATURE parameter may be used to adjust the temperature sens or located on the
converter body to improve the temperature measuring accuracy. The temperature range covers
from –40 °C to +85 °C. The SECONDARY_VALUE parameter shows value of this measurement.
Display Transducer Block
The local adjustment tree is entirely configured b y the Syscon. This means that the us er can select
the best option for his application. The Transducer block is factory-configured with options to adjust
UPPER and LOWER Trim, to monitor the input transducer and to check the tag. Normally, the
FP302 is better configured by the Syscon, but the LCD local functionality allows for easy and quic k
action on given parameters, since it does not depend on the network communication and
connections. Among the possibilities of local adjustment, the following options are emphasized:
mode block, outputs monitoring, tag visualization and adjustment of tuning parameters.
The user interface is described in the item on Programation using the loc al adjustment. It shows in
detail the resources of the transducer display. All Smar series 302 field devices have the same
operational methodology.Therefore, after using it at the first time, the user will be able to deal with
all of them.
All function blocks defined by Foundation Fieldbus™ have a description of their characteristics
written on binary files by the Device Description Language. This feature enables third party
configurators under the Device Description Service to interpret them and make them ready for
configuration. The serie 302 function blocks and transducer s were strictly defined to com ply with the
Foundation Fieldbus™ specifications in order to be interoperable with other parts.
To enable the local adjustment using the magnetic screwdriver you must previously prepare the
parameter related to the operation via the Syscon. Figur es 3.8 and 3.9 show all parameters and
their respective values to be configured according to the local adj ustment with the magnetic tool. Al l
figures shown on the display are default values.
Figure 3.11 – How to Calibrate the Temperature Sensor
3.14
There are seven groups of parameters to be pre-configured by the user so as to allow local
adjustment configuration. Suppose you do not want to show some parameters; in this case write an
invalid tag on the Block_Tag_Param_X parameter. Henc e, the device will not recogn ize the ind exed
parameter as valid.
Definition of Parameters and Values
Block_Tag_Param
This is the tag of parameter block. Use up to a maximum of 32 characters.
Index_Relative
This index is related to the parameter to be actuated or visualized (0, 1, 2...). See the Function
Blocks manual to know the indexes, or see them on the Syscon by opening the selected block.
Sub_Index
In order to visualize a given tag, choose the r elative index equal to z ero and the sub-inde x equal to
one (see paragraph “Block Structure” on the function block manual).
Mnemonic
This is the figure to identify the parameter (a maxim um of 16 characters on the display). Choose
preferably a mnemonic with five characters, as it does need to be rotated on the display.
Inc Dec
This parameter is the increment and the decrement numbe r in decimal unit when on Float or Floa t
Status time, or integer, when the parameter is in all units.
Decimal_Point_Number
This is the number of digits after the decimal point (0 to 3 decimal digits).
Access
The access enables the user to read, when monitoring, and write, when the “action” option is
selected, while the display show the increment and decrement arrows.
Alpha_Num
These parametersinclude two option: value and mnem onic. If the value option is selected, the data
will be displayed on the numerical and alphanumerica l fields; thus, if the data is greater than 100 00,
it appears on the alphanumeric fied. Case of mnemonic, the displa y shows the data on the numeric
field and the mnemonic on the alphanumeric field.
To visualize a given Tag, choose the relative inde x equal to zero, and the sub-index equal to one
(see the Block Structure paragraph on the Function Block manual).
Configuration
3.15
FP302 - Operation, Maintenance and Instructions Manual
Figure 3.12 – Parameters for Local Adjustment Configuration
Figure 3.13 – Parameters for Local Adjustment Configuration
3.16
Configuration
Figure 3.14 – Parameters for Local Adjustment Configuration
Figure 3.15 – Parameters for Local Adjustment Configuration
3.17
FP302 - Operation, Maintenance and Instructions Manual
Figure 3.16 – Parameters for Local Adjustment Configuration
Local Adjustment Programation
The converter electronic housing has two orifices to access the magnetic switches located under the
identification plate. These switches are activated when inserting the magnetic screwdriver in the
housing orifices.
The magnetic screwdriver ajusts the most important block parameters. It also enables préconfiguring the communication.
The J1 Jumper located on the top of the main board must be inserted in the proper pla ce and the
converter must have a digital display for loc al a djustment. Whithout th e displa y, the loca l adjustment
will not be done.
Figure 3.17 - Local Adjustment Tools
3.18
Configuration
Figure 3.18 – Step 1
Figure 3.19 – Step 2
Figure 3.20 – Step 3
3.19
FP302 - Operation, Maintenance and Instructions Manual
Figure 3.21- Step 4
Figure 3.22 – Step 5
3.20
Figure 3.23 – Step 6
This local adjustment configuration is just a suggestion. The user can choose the configuration type via Syscon,
configuring the Display block (refer to the Display Transducer Block paragraph.
Block Type Availability and Initial Block Set
The table below shows how powerful and flexible th e Smar dev ices are. For example, the user ma y
instantiate up to 20 blocks selected from 17 block types (algorithms) in a field device as LD302.
Indeed it means that almost all control strategy may be implemented using only the Smar field
devices.
Read carefully the notes in order to fully understand the information in this table.
Note 1 – The column “Block type” indicates which block type is available for each type of device.
Note 2 – The number associated to the block type and the d evice type is the number of i nstantiated
blocks during the factory initialization.
Note 4 – Field devices and FB700 have a capability of 20 blocks, including resource, transducers
and function blocks.
Note 6 – The column Block type shows the mnemonics, if it is followed by a number between
Parentheses, it indicates the maximum number of block instances. If it is followed by “*”, it indicat es
the maximum number depends on the device type.
Configuration
NOTE
DIAG (1) 1
DSP (1) 1
PID 1
EPID 0
APID 0
ARTH 1
SPLT 0
CHAR 1
INTG 0
AALM 1
ISEL 1
SPG 0
TIME 0
LLAG 0
OSDL 0
CT 0
3.21
FP302 - Operation, Maintenance and Instructions Manual
3.22
Section 4
General
WITHOUT QUIESCENT
CURRENT
MAINTENANCE PROCEDURE
NOTE
Equipment installed in hazardous atmospheres must be inspected in compliance with the IEC60079-17
standard.
The Fieldbus FP302 pressure converters are intensely tested and inspected before reaching the
user. However, they were designed for the possibility to be repaired by the user if necessary.
In general, the user is recommended not to repair the printed circuit boards. Instead, he should keep
extra repair parts or acquire them from Smar.
DIAGNOSTICS
SYMPTOM PROBABLE CAUSE
Fieldbus Converter Connections
Check the wiring polarity, ground and wiring integrity
Power Source
Check the power source output. The voltage at the FP302 terminals must be
between 9 and 32 Vdc.
Electronic Circuit Failure
Check the boards for defects and replace them with spare ones.
NO RESPONSE
INCORRECT
PRESSURE
OUTPUT
Network Connection
Check the network connections: equipment, power source and terminals.
Network Impedance
Check the network power source and terminators impedance.
Converter Configuration
Check the communication parameters configuration.
Network Configuration
Check the network communication configuration.
Electronic Circuit Failure
Try to replace the converter circuit with spare parts.
Output Terminal Connections
Check for possible pressure leaks.
Pressure Supply
Check the air supply. The FP302 input pressure must be between 18 and 100
psi.
Calibration
Check the converter calibration. Use the FYCAL.
Blocked restriction or vent
Use the procedures on the following section about Cleaning the Restriction and
the vents
4.1
FP302 - Operation, Maintenance and Instructions Manual
If the current problem is not described on the above table, follow the instructions below.
The “Factory Init” must be performed as the last option to recover the control of the equipment when
presenting any problem related to functional blocks or the communication. This operation should only be
carried out by authorized personnel and with the process disconnected, since the equipment will be
configured with factory default data.
This procedure erases all the configurations applied on the equipment; after this procedure, it will be
necessary to partially download the user configuration via SYSCON.
Two magnetic tools are used for this operation. On the equipment, remove the screw that fixes the ID tag on
the top of the housing to reach the holes marked with the letters “S” and “Z”.
The operations to be performed are:
1) Turn off the equipment, insert the tools in the magnetic part of holes;
2) Power the equipment;
3) When the display shows “Factory Init”, remove the tools; a “S” symbol will appear on the display
upper right corner; when it turns off, the equipment reaches indicating the end of the operation.
This procedure will recover the entire factory default configuration and eliminate possible problems occurred
with the converter communication.
Disassembly Procedure
Refer to the exploded view. Turn off the power and cut the supply air before dismounting the
converter.
Transducer
To remove the electronic housing transducer, disconnect the electric connections and the main
board connector on the Field Terminals side.
Loosen the housing locking screw (7) and carefully release the transducer from the electronic
housing, without twisting the flat cable.
Do not rotate the electronic housing more than 270” without disconnecting the electronic circuit from the
power source.
NOTE
ATTENTION
4.2
Figure 4.1 – Transducer Rotation
Electronic Circuit
To remove the circuit (5) and the display (4) boar ds, first lo osen the locki ng screw from the cover (6)
on the side opposite to the “Field terminal”, and release the cover (1).
The boards have CMOS components that could be damaged by electrostatic discharges. Observe the correct
procedure to handle the CMOS components. Also store the circuit boards in electrostatic-proof bags.
Restriction Cleaning Procedures
The instrumentation air is applied to the converter through a restriction. Check periodically the
restriction and remove all impurities to ensure the converter high performance.
1. Turn off the converter and remove the air pressure.
Maintenance Procedure
ATTENTION
Figure 4.2 – Location of the Restriction on the converter
1. Remove the restriction screw with a screwdriver.
Figure 4.3 – Removing the restriction from the converter
4.3
FP302 - Operation, Maintenance and Instructions Manual
3. Remove carefully the o-rings;
4. Dip the part in oil thinner and dry it with compressed air directly in the smaller h ole so that the
outlet is on the larger hole.
5. Insert the PNE 400-0726 cleaning tool in the smaller hole to clean and avoid obstructions.
Figure 4.4 – Restriction and cleaning needle
6. Reassemble the O-rings and screw the restriction on the converter.
7. The equipment pressurized again.
Figure 4.5 – Cleaning Procedure Scheme
Assembly Procedure
Transducer
Assemble the transducer on the housing by rotating it clockwise until it stops. Then rotate it
anticlockwise until setting the housing front with the transducer front. Tighten the tra nsducer locking
screw (7) to lock the housing cover.
Exhausting outputs
The pressure is released into the atmosphere through a vent located on the oposite side of the
transducer identification plate. Any interference or blocking the vents will compromise the equ ipment
performance. Clean the vents by spraying proper solvents.
Filtering Elements Replacement
The replacement of the converter filters must be carried out within a minimum of 1 (one) year (see
exploded view scheme – position 34). A periodical cle aning i s recommen ded at eac h 6 (si x) months.
The converter air supply must be clean, dry and non-corros ive, compliant with "Quality Standard fo r
Instrument Air" - (ANSI / ISA S7.0.01 – 1996).
If the air pressure is not in adequate conditions, the user must consider replacing the filtering
element more frequently.
Electronic Circuit
Attach the transducer connector and the power source connector to the main board. Attach the
display (4) to the main board (5). Verify the four viable mounting positions. T he arrow indicates the
upward position.
4.4
Maintenance Procedure
Screw the display on the main board (3).
Then tighten the display cover (1) to complete the assembly procedure. T he converter is ready for
mounting and testing.
Electric Connections
A plug must be installed on the non-used electric connection to avoid humidity. The plug must
comply with the equipment area.
Interchangeability
The main board can be replaced by a similar one for the converter to work normally. There is an
EEPROM on the transducer that stores the trim value, hence avoiding the need for a re-calibration.
Packaging Contents
Check the packaging content. The supplied quantity marked with a (*)compl y with the num ber of
converters.
Figure 4.6 – Four Possible Display Positions
•Fieldbus Converter
Mounting Bracket
•
Magnetic tools for local configuration (*)
•
Restriction Cleaning Needle (*)
•
Instructions Manual (*)
•
CD with Smar device library.
•
4.5
FP302 - Operation, Maintenance and Instructions Manual
Magnetic Tool for Local Adjustment
System Configurator
Power Supply
Terminator
Process Control Interface
Power Supply Impedance
Restriction Cleaning needle
Calibration Device for Pressure Transducer
- Output Analog Indicator (Gage - 316 Stainless Steel) (NOTES)
- 304 Stainless Steel Filter- 1/4" NPT
- Filtering Element
- Assembled Boster Housing - Aluminum
- Assembled Boster Housing - 316 Stainless Steel
- Pin Spring
- Booster O-ring (NOTE 2)
- Spring Bolt
- Booster Cover Bolt
1/2" NPT (Ex d) INTERNAL SOCKET SET PLUG IN BICHROMATIZED
CARBON STEEL
1/2" NPT (Ex d) INTERNAL SOCKET SET PLUG IN 304 SST
1/2" NPT INTERNAL SOCKET SET PLUG IN BICHROMATIZED CARBON
STEEL
1/2" NPT INTERNAL SOCKET SET PLUG IN 304 SST
M20 X 1.5 (Ex d) EXTERNAL SOCKET SET PLUG IN 316 SST
PG13.5 (Ex d) EXTERNAL SOCKET SET PLUG IN 316 SST
3/4" NPT (Ex d) ADAPTER IN 316 SST
MOUNTING BRACKET FOR 2” PIPE (NOTE 3)
- Carbon Steel
- 316 Stainless Steel
- Carbon Steel Bolts, Nuts, Washers and U-clamp in Stainless Steel
TRANSDUCER SET - ALUMINUM
1 - Includes terminal isolator, screws (cover lock, ground and terminal isolator) and identification plate without certification.
2 - O-rings are packaged with 12 units.
3 - Including U-Clamp, nuts, bolts and washers.
4 - For category A it is recommended to keep in stock a set for each 25 parts installed and a set for each 20 for category B.
Maintenance Procedure
4.9
FP302 - Operation, Maintenance and Instructions Manual
Digital only, Fieldbus, voltage mode 31.25 Kbit/s bus powered.
Power Source
Bus powered: 9-32 Vdc;
Quiescent Consumption Current: 12 mA;
Output Impedance @7.8 KHz to 39 KHz:
− Without Intrinsic Safety: > 3 kΩ;
− With Intrinsic Safety: > 400 kΩ; (in the assumption of a S.I. intrinsic bus on the power source).
Air Supply
18 -100 psi (1.24 – 7 Kgf/cm²) – free from oil, dirt and water.
Indication
Digital indicator (LCD) with 4½ numerical digits.
Classified Area Certification
According to ordering code.
Temperature Limits
Ambiente: -40to 85 °C -40 to 185 °F
Storage: -40to 90 °C -40 to 194 °F
Process: -10to 60 °C -14 to 140 °F
Digital Display: -40to 85 °C -40 to 185 °F Without damage.
Humidity Limits
0 to 100% Relative Humidity.
Connecting Time
Approximately 10 sec.
Update Time
Approximately 0.5 sec.
Configuration
Via the local adjustment and System302-7 or other FF (F
Performance Specifications
Precision
0.4% of Spam; includes hysterisis and stability effects.
Air Consumption
0.30 Nm³/h (0.18 scfm) for 1.24 bar (18 psi) supply;
0.45 Nm³/h (0.26 scfm) for 2.8 bar (40 psi) supply;
0.80 Nm³/h (0.47 scfm) for 7 bar (100 psi) supply.
Maximum Air Flow Capacity
3.40 Nm³/h (2 scfm) for 1.24 bar (18 psi) supply;
6.80 Nm³/h (4 scfm) for 2.8 bar (40 psi) supply;
15.30 Nm³/h (9 scfm) for 7 bar (100 psi) supply.
OUNDATION™ fieldbus) configurator.
5.1
FP302 - Operation, Maintenance and Instructions Manual
± 0.3 %/g of span during the following conditions:
5-15 Hz for 4 mm constant displacement;
15-150 Hz for 2g;
150 - 2000 Hz for 1g;
According to IEC60770-1 standard.
Electromagnetic Interference Effect
Designed according to the IEC 801, European EN50081 and EN50082 standards.
Physical Specifications
Electric Connections
1/2 - 14 NPT, PG 13.5 DIN; M20 x 1.5 or ½ -14 NPT x ¾ NPT (AI316) with adapter.
Pneumatic Connections
Power supply and output: 1/4 - 18 NPT.
Gauge: 1/8 – 27 NPT.
Construction Materials
Injected aluminum with low copper content and finishing in polyester paint or stainless steel 316,
with Buna N gaskets on the cover.
Mounting
With additional bracket; may be installed in a 2” pipe or attached to walls or panels.
Equipment Weight
Without display and no mounting bracket: 2.0 Kg (aluminum);
Add for the display: 0.1 Kg.
Add for mounting bracket: 0.6 Kg (carbon steel);
Temperature Range (ºC) x K (0.07) x Pressure Range psi
100
Temperature Range (ºC) x K (0.06) x Pressure Range psi
100
4.3 Kg (stainless steel).
1.3 Kg (stainless steel).
5.2
Ordering Code
MODEL FOUNDATION™ fieldbus PNEUMATIC CONVERTER
FP302
FP302 1 1 0 H0 I1 P0 J1 * G0
* Leave blank for no Special Option
(1) IPW/TYPEX tested for 200 hours according to NBR 8094 / ASTM B 117 standard.
(2) Options not certified for Hazardous Locations.
(3) Certificate for use in Hazardous Locations (CEPEL, CSA e FM).
FOUNDATION™ fieldbus
COD. Digital Indicatior
0
Without indicator
1
With indicator
COD. Mounting Bracket
0
Without bracket
1
Carbon Stell bracket and accessories
2
SS316 bracket and accessories
7
Carbon steel bracket and SS316 accessories
9
Carbon Steel “L” shape bracket and SS316 accessories
COD. Electrical Connection
0 1/2" - 14 NPT (3)
1 1/2" - 14 NPT X 3/4 NPT (AI316) - with adapter (3)
2 1/2" - 14 NPT X 3/4 BSP (AI316) - with adapter (2)
3 1/2" - 14 NPT X 1/2 BSP (AI316) - with adapter (2)
A M20 X 1.5 (5)
B PG 13.5 DIN (4)
SPECIAL OPTIONS
COD. Housing Material
H0
Aluminum (Default) (IP/TYPE)
H1
SS 316 (IP/TYPE)
H2 Aluminium for saline atmospheres (IPW/TYPE X) (1)
H3 316 SST for saline atmospheres (IPW/TYPE X) (1)
H4 Aluminium Copper Free for saline atmospheres (IPW/Type X) (1)
COD. Identification Plate
I1
FM: XP, IS, NI, DI
I3
CSA: XP, IS, NI, DI
I4
EXAM (DMT): EX-IA, NEMKO: Ex-d
I5
CEPEL: Ex-D, Ex-ia
I6
Without certification
COD. Painting
P0
Gray Munsell N 6,5
P3
Black Polyester
P8
Without Painting
P9
Safety Blue Epoxy - Electrostatic Painting
COD. TAG Plate
J0
With tag
J1
Blank
J2
According to the user´s note
COD. Special
ZZ
NOTE
Technical Characteristics
I7
EXAM (DMT): Ex-ia; NEMKO: Ex-d
ID
NEPSI: Ex-ia, Ex-d
IE
NEPSI: Ex-ia
IM
BDSR – GOST: Ex-d, Ex-ia
See notes
COD. Range
G0
3 (min) to 15 (max) psi.
G1
3 (min) to 30 (max) psi.
(4) Certificate for use in Hazardous Locations (CEPEL).
(5) Certificate for use in Hazardous Locations (CEPEL e FM).
TYPICAL ORDERING CODE
5.3
FP302 - Operation, Maintenance and Instructions Manual
5.4
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CERTIFICATIONS INFORMATION
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Consult www.smar.com for the EC declarations of conformity for all applicable European directives
and certificates.
ATEX Directive (94/9/EC) – “Electrical equipment and protective system intended for use in
potential explosive atmospheres”
The EC-Type Examination Certificate had been released by Nemko AS (CE0470) and/or DEKRA
EXAM GmbH (CE0158), according to European Standards.
The certification body for Production Quality Assurance Notification (QAN) and IECEx Quality
Assessment Report (QAR) is Nemko AS (CE0470).
LVD Directive 2006/95/EC – “Electrical Equipment designed for use within certain voltage
limits”
According the LVD directive Annex II, electrical equipment for use in an explosive atmosphere is
outside the scope of this directive.
According to IEC standard: IEC 61010-1:2010 - Safety requirements for electrical equipment for
measurement, control, and laboratory use - Part 1: General requirements.
The equipment is in compliance with the directive and EMC test was performed according to IEC
standards: IEC61326-1:2005 and IEC61326-2-3:2006.
To comply with the EMC directive the installation must follow these special conditions:
Use shielded, twisted-pair cable for powering the instrument and signal wiring.
Keep the shield insulated at the instrument side, connecting the other one to the ground.
The above device has successfully completed rigorous testing by the Fieldbus Foundation and has
received registration and the right to use de FF checkmark logo as specified by MT-045
Ex Standards:
IEC 60079-0 General Requirements
IEC 60079-1 Flameproof Enclosures “d”
IEC 60079-11 Intrinsic Safety “i”
IEC 60079-26 Equipment with equipment protection level (EPL) Ga
IEC 60529 Classification of degrees of protection provided by enclosures (IP Code)
Customer responsibility:
IEC 60079-10 Classification of Hazardous Areas
IEC 60079-14 Electrical installation design, selection and erection
IEC 60079-17 Electrical Installations, Inspections and Maintenance
Explosions could result in death or serious injury, besides financial damage.
Installation of this instrument in an explosive environment must be in accordance with the national
standards and according to the local environmental protection method. Before proceeding with the
installation match the certificate parameters according to the environmental classification.
General Notes:
Maintenance and Repair
The instrument modification or replaced parts supplied by any other supplier than authorized
representative of Smar Equipamentos Industriais Ltda is prohibited and will void the Certification.
Marking Label
Once a device labeled with multiple approval types is installed, do not reinstall it using any other
approval types. Scratch off or mark unused approval types on the approval label.
For Ex-i protection application
- Connect the instrument to a proper intrinsically safe barrier.
- Check the intrinsically safe parameters involving the barrier, equipment including the cable and
connections.
- Associated apparatus ground bus shall be insulated from panels and mounting enclosures.
- When using shielded cable, isolate the not grounded cable end.
- Cable capacitance and inductance plus C
Apparatus.
For Ex-d protection application
- Only use Explosion Proof/Flameproof certified Plugs, Adapters and Cable glands.
- In an Explosion-Proof/Flame-Proof installation, do not remove the instrument housing covers when
powered on.
- Electrical Connection
In Explosion-Proof installations the cable entries must be connected through conduit with sealed
unit or closed using metal cable gland or closed using metal blanking plug, all with at least IP66
and Ex-d certification. For enclosure with saline environment protection (W) and ingress protection
(IP) applications, all NPT thread parts must apply a proper water-proof sealant (a non-hardening
silicone group sealant is recommended).
For Ex-d and Ex-i protection application
- The transmitter has a double protection. In this case the transmitter shall be fitted with appropriate
certified cable entries Ex-d and the electric circuit supplied by a certified diode safety barrier as
specified for the protection Ex-ia.
Environmental Protection
- Enclosure Types (Type X): Supplementary letter X meaning special condition defined as default by
Smar the following: Saline Environment approved - salt spray exposed for 200 hours at 35ºC. (Ref:
NEMA 250).
- Ingress protection (IP W): Supplementary letter W meaning special condition defined as default by
Smar the following: Saline Environment approved - salt spray exposed for 200 hours at 35ºC. (Ref:
IEC60529).
- Ingress protection (IP x8): Second numeral meaning continuous immersion in water under special
condition defined as default by Smar the following: 1 Bar pressure during 24hours. (Ref: IEC60529).
and Li must be smaller than Co and Lo of the Associated
i
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CSA (Canadian Standards Association)
Class 2258 02 – Process Control Equipment – For Hazardous Locations (CSA1078546)
Class I, Division 1, Groups B, C and D
Class II, Division 1, Groups E, F and G
Class III, Division 1
Class I, Division 2, Groups A, B, C and D
Class II, Division 2, Groups E, F and G
Class III
Class 2258 03 – Process Control Equipment – Intrinsically Safe and Non-Incendive Systems - For Hazardous Locations
(CSA 1078546)
Class I, Division 2, Groups A, B, C and D
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Model FP302 Pressure Converter Transmitters; input supply 12-42V dc, 4-20mA; Enclosure Type 4/4X; non-incendive with
Fieldbus/FNICO Entity parameters at terminals “+” and “-“ of :
Vmax = 24 V, Imax = 570mA, Pmax = 9,98 W, Ci = 5 nF, Li = 12 µH,
when connected as per SMAR Installation Drawing 102A0835; T Code T3C @ Max Ambient 40 Deg C; MWP 100 psi.
Class 2258 04 – Process Control Equipment – Intrinsically Safe Entity - For Hazardous Locations (CSA 1078546)
Class I, Division 1, Groups A, B, C and D
Class II, Division 1, Groups E, F and G
Class III, Division 1
FISCO Field Device
Model FP302 Pressure Converter Transmitters; input supply 12-42V dc, 4-20mA; Enclosure Type 4/4X; intrinsically safe with
Fieldbus/FISCO Entity parameters at terminals “+” and “-“ of :
Vmax = 24 V, Imax = 380 mA, Pmax = 5.32 W, Ci = 5 nF, Li = 12 µH,
when connected as per SMAR Installation Drawing 102A0835; T Code T3C @ Max Ambient 40 Deg C; MWP 100 psi.
Note: Only models with stainless steel external fittings are Certified as Type 4X.
Special conditions for safe use:
Temperature Class: T3C
Maximum Ambient Temperature: 40ºC (-20 to 40 ºC)
Maximum Working Pressure: 100 psi
FM Approvals (Factory Mutual)
Intrinsic Safety (FM 3D9A2.AX)
IS Class I, Division 1, Groups A, B, C and D
IS Class II, Division 1, Groups E, F and G
IS Class III, Division 1
Explosion Proof (FM 3007267)
XP Class I, Division 1, Groups A, B, C and D
Dust Ignition Proof (FM 3007267)
DIP Class II, Division 1, Groups E, F and G
DIP Class III, Division 1
Non Incendive (FM 3D9A2.AX)
NI Class I, Division 2, Groups A, B, C and D
Environmental Protection (FM 3007267)
Option: Type 4X or Type 4
Special conditions for safe use:
Entity Parameters Fieldbus Power Supply Input (report 3015629):
Vmax = 24 Vdc, Imax = 250 mA, Pi = 1.2 W, Ci = 5 nF, Li = 12 uH
Vmax = 16 Vdc, Imax = 250 mA, Pi = 2 W, Ci = 5 nF, Li = 12 uH
Temperature Class: T4
Maximum Ambient Temperature: 60ºC (-20 to 60 ºC)
NEMKO (Norges Elektriske MaterielKontroll)
Explosion Proof (NEMKO 00ATEX308X)
Group II, Category 2 G, Ex d, Group IIC, Temperature Class T6, EPL Gb
Ambient Temperature: -20 ºC to +60 ºC
Working Pressure: 18-100 psi
Environmental Protection (NEMKO 00ATEX308X)
Options: IP66W or IP66
Special conditions for safe use:
Repairs of the flameproof joints must be made in compliance with the structural specifications provided by the manufacturer.
Repairs must not be made on the basis of values specified in tables 1 and 2 of EN/IEC 60079-1.
The Essential Health and Safety Requirements are assured by compliance with:
EN 60079-0:2012 General Requirements
EN 60079-1:2007 Flameproof Enclosures “d”
EXAM (BBG Prüf - und Zertifizier GmbH)
Intrinsic Safety (DMT 01 ATEX E 013)
Group II, Category 2 G, Ex d [ia] , Group IIC, Temperature Class T6, EPL Gb
FISCO Field Device
Supply circuit for the connection to an intrinsically safe FISCO fieldbus-circuit
Ui = 24Vdc, Ii = 380 mA, Pi = 5.32 W, Ci ≤ 5 nF, Li = neg
Ambient Temperature: -20ºC ≤ Ta ≤ +60ºC
The Essential Health and Safety Requirements are assured by compliance with:
EN 60079-0:2009 General Requirements
EN 60079-1:2007 Flameproof Enclosures “d”
EN 60079-11:2007 Intrinsic Safety “i”
EN 60079-27:2008 Fieldbus intrinsically safe concept (FISCO)
CEPEL (Centro de Pesquisa de Energia Elétrica)
Intrinsic Safety (CEPEL 02.0098)
Ex d ia, Group IIC, Temperature Class T4/T5/T6, EPL Gb
FISCO Field Device
Entity Parameters:
Pi = 5.32 W, Ui = 30 V, Ii = 380 mA, Ci = 5.0 nF, Li = Neg
Ambient Temperature:
-20 to 65 ºC for T4
-20 to 50 ºC for T5
-20 to 40 ºC for T6
Explosion Proof (CEPEL 02.0063)
Ex d, Group IIC, Temperature Class T6, EPL Gb
Maximum Ambient Temperature: 40ºC (-20 to 40 ºC)
Environmental Protection (CEPEL 02.0098 AND CEPEL 02.0063)
Options: IP66W or IP66
The Essential Health and Safety Requirements are assured by compliance with:
Further information about address and contacts can be found on www.smar.com/contactus.asp.
For warranty or non-warranty repair, please contact your representative.
B.1
FP302 - Operation, Maintenance and Instructions Manual
Returning Materials
If necessary to return the converter and/or configurator to SMAR, simply contact our office,
informing the defective instrument serial number, and return it to our factory.
In order to speed up analysis and solution of the problem, the defective item should be re turned with
a description of the failure observed, with as much details a s possible. Other inform ation concernin g
the instrument operation, such as service and process conditions, is also helpful.
Instruments returned or to be revised outside the guarantee term should be accompanied by a
purchase order or a quote request.
B.2
Appendix C
SMAR WARRANTY CER TI FICATE
1. SMAR guarantees its products for a period of 24 (twenty four) months, starting on the day of
issuance of the invoice. The guarantee is valid regardless of the day that the product was
installed.
2. SMAR products are guaranteed against any defect originating from manufacturing, mounting,
whether of a material or manpower nature, provided that the technical analysis reveals the
existence of a quality failure liable to be classified under the meaning of the word, duly verified
by the technical team within the warranty terms.
3. Exceptions are proven cases of inappropriate use, wrong handling or lack of basic maintenance
compliant to the equipment manual provisions. SMAR does not guarantee any defect or
damage caused by an uncontrolled situation, including but not limited to negligence, user
imprudence or negligence, natural forces, wars or civil unrest, accidents, inadequate
transportation or packaging due to the user’s responsibility, defects caused by fire, theft or stray
shipment, improper electric voltage or power source connection, electric surges, violations,
modifications not described on the instructions manual, and/or if the serial number was altered
or removed, substitution of parts, adjustments or repairs carried out by non-authorized
personnel; inappropriate product use and/or application that cause corrosion, risks or
deformation on the product, damages on parts or components, inadequate cleaning with
incompatible chemical products, solvent and abrasive products incompatible with construction
materials, chemical or electrolytic influences, parts and components susceptible to decay from
regular use, use of equipment beyond operational limits (temperature, humidity, etc.) according
to the instructions manual. In addition, this Warranty Certificate excludes expenses with
transportation, freight, insurance, all of which are the customer’s responsibility.
4. For warranty or non-warranty repair, please contact your representative.
Further information about address and contacts can be found onwww.smar.com/contactus.asp
5. In cases needing technical assistance at the customer’s facilities during the warranty period,
the hours effectively worked will not be billed, although SMAR shall be reimbursed from the
service technician’s transportation, meals and lodging expenses, as well dismounting/mounting
costs, if any.
6. The repair and/or substitution of defective parts do not extend, under any circumstance, the
original warranty term, unless this extension is granted and communicated in writing by SMAR.
7. No Collaborator, Representative or any third party has the right, on SMAR’s behalf, to grant
warranty or assume some responsibility for SMAR products. If any warranty would be granted
or assumed without SMAR’s written consent, it will be declared void beforehand.
8. Cases of Extended Warranty acquisition must be negotiated with and documented by SM AR.
9. If necessary to return the equipment or product for repair or analysis, contact us.
See item 4.
10. In cases of repair or analysis, the customer must fill out the Revision Requisition Form (FSR)
included in the instructions manual, which contains details on the failure observed on the field,
the circumstances it occurred, in addition to information on the installation site and process
conditions. Equipments and products excluded from the warranty clauses must be approved by
the client prior to the service execution.
11. In cases of repairs, the client shall be responsible for the proper product packaging and SMAR
will not cover any damage occurred in shipment.
C.1
FP302 - Operation, Maintenance and Instructions Manual
12. In cases of repairs under warranty, recall or outside warranty, the client is responsible for the
correct packaging and packing and SMAR shall not cover any damage caused during
transportation. Service expenses or any costs related to installing and uninstalling the product
are the client´s sole responsibility and SMAR does not assume any accountability before the
buyer.
13. It is the customer’s responsibility to clean and decontaminate products and accessories prior to
shipping them for repair, and SMAR and its dealer reserve themselves the right to refuse the
service in cases not compliant to those conditions. It is the customer’s responsibility to tell
SMAR and its dealer when the product was utilized in applications that contaminate the
equipment with harmful products during its handling and repair. Any other damages,
consequences, indemnity claims, expenses and other costs caused by the lack of
decontamination will be attributed to the client. Kindly, fill out the Declaration of
Decontamination prior to shipping products to SMAR or its dealers, which can be accessed at
www.smar.com/doc/declarationofcontamination.pdf
14. This warranty certificate is valid only when accompanying the purchase invoice.
and include in the packaging.
C.2
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