SMAR DC303 Owner's Operation And Maintenance Manual
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SMAR DC303 Owner's Operation And Maintenance Manual

Remote i/o profibus - pa
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OPERATION & MAINTENANCE
INSTRUCTIONS MANUAL
REMOTE I/O PROFIBUS - PA
FEV / 18
DC303
VERSION 3
D C 3 0 3 M E

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  • Page 1 OPERATION & MAINTENANCE INSTRUCTIONS MANUAL REMOTE I/O PROFIBUS - PA FEV / 18 DC303 VERSION 3 D C 3 0 3 M E...
  • Page 2 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...
  • Page 3 Profibus-PA field-level network using DC303. The DC303 remote I/O units can be distributed into the field where they are mounted close to the conventional devices without the need to run the conventional wiring to the control room. The DC303 is an integral part of SYSTEM302 but also it integrates into other systems supporting Profibus.
  • Page 4 Smar provides specific training to instruct and qualify such professionals. However, each country must comply with the local safety procedures,...

  • Page 5: Table Of Contents

    SECTION 3 - CONFIGURATION ......................3.1 CONNECTING PHYSICAL SIGNALS TO DIGITAL INPUT BLOCK ................3.1 CONNECTING PHYSICAL SIGNALS TO DIGITAL OUTPUT BLOCK ............... 3.1 EXAMPLES OF APPLICATIONS ..........................3.2 EXECUTING LOGIC WITH DC303 ..........................3.3 DESCRIPTION ................................... 3.3 STATUS ..................................... 3.3 SUPPORTED MODES ................................3.3 SCHEMATIC ....................................
  • Page 6 DC303 – Operation and Maintenance Instruction Manual TECHNICAL SPECIFICATIONS ..............................5.2 ORDERING CODE ..............................5.2 APPENDIX A – SRF – SERVICE REQUEST FORM ................A.1 RETURNING MATERIALS ............................A.2...
  • Page 7 Are the outputs Check if the outputs are open collector; ● Check the load limits. ● *More information in Section 1 of DC303. Operation, Maintenance and Instructions Manual. *More information in Section 1 from DC303. Operation, Maintenance and Instructions Manual.
  • Page 8 DC303 – Operation and Maintenance Instruction Manual VIII...

  • Page 9: Section 1 - Installation

    For details of mounting, please, refer to Figure 1.1 and Figure 1.2 Mounting Use DIN rail (TS35-DIN EN 50022 or TS32-DIN EN50035 or TS15 DIN EN50045), as shown in Figure 1.1 – Mechanical Mounting. The DC303 can optionally be supplied preinstalled in an enclosure ready for field mounting. RAIL LOCK Figure 1.1- Mechanical Mounting...

  • Page 10: Electric Wiring

    DC303 – Operation and Maintenance Instruction Manual (6.85) (0.06) NOTE The measurements are in mm. Electric Wiring Access the wiring block by the front View with label for inputs, outputs power supply and bus connection. The connections are made using the screws.
  • Page 11 Installation Figure 1.4 – Label DC303 The following table describes the terminal numbers for DC303. Upper (U) Lower (U) Remark VIN (1A) GNDIN (2A) Auxiliary power for inputs IN1 (1B) IN9 (2B) IN2 (1C) IN10 (2C) IN3 (1D) IN11 (2D)
  • Page 12 DC303 – Operation and Maintenance Instruction Manual Figure 1.6 – Example of Output Connections The DC303 is a non bus-powered device. The DC303 uses a 31.25 Kbit/s voltage mode option for the physical signaling. Various types of Profibus-PA devices may be connected on the same bus, being bus-powered or non-bus-powered.

  • Page 13: Topology And Network Configuration

    Installation WARNING HAZARDOUS AREAS In hazardous zones with intrinsically safe or non-incendive requirements, the circuit entity parameters and applicable installation procedures must be observed. Cable access to wiring connections is obtained by the two conduit outlets. Conduit threads should be sealed by means of code-approved sealing methods.

  • Page 14: General System

    Junction Coupler DP/PA Terminator Figure 1.8 - Tree Topology General System According to the figure below, we can see a general network topology where the DC303 is integrated in a simple Profibus network. Master Profibus DP Coupler DP/PA DC303 LD303...

  • Page 15: Section 2 - Operation

    Section 2 OPERATION The DC303 accepts up to 16 optically isolated inputs and up to 8 open collector outputs. It is therefore ideal for interfacing existing discrete points to a Fieldbus system. Function Blocks provide great flexibility to control strategies. The DC303 has 16 DIs and 8 DOs.
  • Page 16 DC303 – Operation and Maintenance Instruction Manual MAIN CIRCUIT BOARD INPUT - OUTPUT CIRCUIT BOARD FACTORY FIRMWARE POWER POWER RESET DOWNLOAD ISOLATION SUPPLY INTERFACE FRAM INPUT OPTICAL POWER LATCHES ISOLATION SUPPLY MODEM SIGNAL SHAPING Vout OUTPUT OPTICAL LATCHES ISOLATION Figure 2.1 – DC303 Block Diagram...

  • Page 17: Section 3 - Configuration

    The DC303 may be configured using SYSTEM302 from Smar or a third party configuration tool based on EDDL or FDT/DTM. The DC303 has DO (Discrete Output Block) and DI (Discrete Input Block). In addition, there is a built-in flexible function block to execute logics with Boolean resources, timers, counters, etc.

  • Page 18: Examples Of Applications

    DC303 – Operation and Maintenance, Instruction Manual Examples of Applications Application 1: From the computer the input and output can be manipulated. Figure 3.3 - DC303 – Appplication 1 Application 2: Distributed control (Level limit will start a motor, a pump, or open/close an on/off valve).

  • Page 19: Executing Logic With Dc303

    (via parameter TRD_FFB_ENABLED), the blocks DI9 to DI16 are configured to "Out of Service". When the FFB is disabled, the DC303 works with 16 DI blocks and 8 DO blocks, reading its 16 discrete inputs and writing on their 8 hardware outputs, respectively.

  • Page 20: Schematic

    DC303 – Operation and Maintenance, Instruction Manual Schematic Figure 3.6 - Schematic Parameters Data Type/ Valid Range/ Default Store/ Parameter Units Description (Length) Options Value Mode 0- Disabled ; TRD_FFB_ENABLE Unsigned8 0- Disabled Allows the execution of FFB 1- Enabled Discrete Input 1 for FFB.
  • Page 21 Configuration Data Type/ Valid Range/ Default Store/ Parameter Units Description (Length) Options Value Mode The preset discrete value to use in failure for FSTATE_VAL_D8 Unsigned8 hardware output 8. The calculated discrete output variable 1 OUT_D1 DS-34 of the block in AUTO mode and copied to The calculated discrete output variable 2 OUT_D2 DS-34...
  • Page 22 DC303 – Operation and Maintenance, Instruction Manual Data Type/ Valid Range/ Default Store/ Parameter Units Description (Length) Options Value Mode Array of 16 unsigned integer32 elements CTU_CTA 16 Unsigned32 None where the user can read the incremented value of each pulse counter.
  • Page 23 Configuration Data Type/ Valid Range/ Default Store/ Parameter Units Description (Length) Options Value Mode LOGIC_33 VisibleString(24) Spaces S/ OS Logical Line Command 33. LOGIC_34 VisibleString(24) Spaces S/ OS Logical Line Command 34. LOGIC_35 VisibleString(24) Spaces S/ OS Logical Line Command 35. LOGIC_36 VisibleString(24) Spaces...
  • Page 24 DC303 – Operation and Maintenance, Instruction Manual Data Type/ Valid Range/ Default Store/ Parameter Units Description (Length) Options Value Mode 0 - Logic parameter 0 - Logic changes are only parameter allowed in Out of changes are Enable logic parameter changes Service.
  • Page 25 Configuration Parameter Mnemonic HW_IN.Status HW_OUT.Status HW_OUT.Value1 HW_OUT.Value2 HW_OUT.Value3 HW_OUT.Value4 HW_OUT.Value5 HW_OUT.Value6 HW_OUT.Value7 HW_OUT.Value8 IN_D1.Status IN1S IN_D2.Status IN2S IN_D3.Status IN3S IN_D4.Status IN4S IN_D5.Status IN5S IN_D6.Status IN6S IN_D7.Status IN7S IN_D8.Status IN8S IN_D1.Value IN_D2.Value IN_D3.Value IN_D4.Value IN_D5.Value IN_D6.Value IN_D7.Value IN_D8.Value OUT_D1.Status SOUT1 OUT_D2.Status SOUT2 OUT_D3.Status SOUT3...

  • Page 26: Functions

    DC303 – Operation and Maintenance, Instruction Manual Parameter Mnemonic FSTATE_VAL_D7 FSTATE_VAL_D8 AUX_01_16 A01-A16 AUX_17_32 A17-A32 AUX_33_48 A33-A48 AUX_49_64 A49-A64 AUX_65_80 A65-A80 AUX_81_96 A81-A96 TON01-TON16 TOFF TOF01-TOF16 TP01-TP16 CTU01-CTU16 CTD01-CTD16 RS01-RS16 SR01-SR16 Functions For each type of function there are 16 available resources and the user can use only once each resource.

  • Page 27: Ton Timer On-Delay

    Configuration TON TIMER ON-DELAY This function delays the timer output of going to true for a period of time after the input has moved to true. This period is configured by TON_PST parameter in seconds. If the input goes to false before the PST time, the output timer will remain in false.

  • Page 28: Ctd Pulse Counter Down

    DC303 – Operation and Maintenance, Instruction Manual For example, the following examples are not allowed in the logic line: O1=TOF01(IN1&IN2);: note that the argument is a result of an operation, it is not allowed. O1=TOF10(!IN1);: note that the argument is a result of NOT function, it is not allowed.

  • Page 29: Sr Flip-Flop

    Configuration SR FLIP-FLOP This function has the following operation table: S(arg1) R(arg2) Last state The syntax for SR Flip-Flop is: SRxx(arg1,arg2) Where, xx is the used resource from 01 to 16 and arg1 and arg2 are the function arguments and they must be simple variables.

  • Page 30: Example Of Applications

    DC303 – Operation and Maintenance, Instruction Manual A03=TP10(IN7); Error Code: "Non valid attribution." IN1=IN2^TP03(IN4); Note that is not allowed attribution to inputs. Error Code: "First Argument not valid." OUT1=CTD01(!IN1,IN2); Note that the arguments are necessarily simple variables and not functions.
  • Page 31 Configuration Figure 3.11 - Analogy to ladder programming 2) In the following application we have the control of steps to operate an electro-mechanical balance, that weights phosphatic stone . The weight process is done by boat-load, the system executes one full weight cycle each interval time of 20 seconds.
  • Page 32 DC303 – Operation and Maintenance, Instruction Manual M - Bucket Motor P - Comport Piston C - Weight Circuit Process: The system requires the following conditions to startup: The phosphatic stone level (LSL non activated); Oil Pressure (PSL on); Conveyor 02 active (M3 on);...

  • Page 33: Dc303 Cyclical Configuration

    The GSD and bitmap’s files for Smar devices can be purchased via internet in www.smar.com. See below a typical example with the necessary steps to the integration of a DC303 device in a PA system and that can be extended for any device: •...
  • Page 34 The watchdog condition can also be activate, where after the communication loss detection for the slave device with the master, the equipment can change to a fail-safe condition. The DC303 also has the Empty module for application where is not necessary all function blocks. There is an order for cyclic communication as follow: DO_1, DO_2,…DO_8, DI_, DI_2, …DI_16.

  • Page 35: Cyclical Diagnosis

    Configuration Cyclical Diagnosis Via cyclic communication is possible to verify diagnostics from the DC303 using the Profibus Master Class 1 or even via acyclic communication via Master Class 2. The Profibus-PA devices provide up to 4 standard diagnoses bytes via Physcial Block ( See fig. 3.13. and 3.14) and when the most significant bit of the fourth Byte is "1", the diagnose will extend the the information in more...
  • Page 36 DC303 – Operation and Maintenance, Instruction Manual Unit_Diag_Bit(36) = "Coldstart" Unit_Diag_Bit(37) = "Maintenance required" Unit_Diag_Bit(38) = "Not used 38" Unit_Diag_Bit(39) = "Ident_Number violation" ;Byte 03 Unit_Diag_Bit(40) = "Not used 40" Unit_Diag_Bit(41) = "Not used 41" Unit_Diag_Bit(42) = "Not used 42"...

  • Page 37: Addressing The Dc303

    Identifier_Number_Selector is changed from " Profile Specific " to "Manufacturer Specific" or vice-versa, you must wait 5 seconds while it is saved and the turn off the DC303 and then the identifier is updated in the level of communication. If the equipment is in "Profile Specific" and...

  • Page 38: Download Using Simatic Pdm

    DTM. For this procedure the user must know the current address of the DC303. Download using Simatic PDM ATTENTION In the case of using the Simatic PDM to configure the DC303, before using the "Download to Device" command, please, execute a command to "Upload to PC/PG" and also, configure the parameter CHANGE_OPTION to the option "Always accept Logic parameter changes."...

  • Page 39: Section 4 - Maintenance Procedures

    Check power supply. The voltage must be between 20 and 30 Vdc and the maximum current per output is 0.5 A. Disassembly Procedure Refer to the Figure 4.1 DC303 Exploded view. Make sure to disconnect power supply before disassembling the DC303. WARNING The boards have CMOS components, which may be damaged by electrostatic discharges.

  • Page 40: Firmware Update Procedure

    Observe the LEDs mounting positions, gently lock the housing cover in the lateral locks and the main lock. Firmware Update Procedure For firmware update of the DC303 equipment see FDI302PLUS manual, visit website Smar: www.smar.com NOTA The FDI302plus should be connected to the CN4 connector Boards Interchangeability Main and I/O boards can be changed independently.
  • Page 41 Maintenance Procedures...

  • Page 42: Exploded View

    DC303- Operation and Maintenance Instruction Manual Exploded view Figure 4.1 – DC Exploded view Spare Parts SPARE PARTS NAME POSITION CODE Housing 400 - 1371 Housing Cover 400 - 1372 I/O Board (GLL 1469) 400 - 1373 Font Board (GLL 1468)
  • Page 43 Maintenance Procedures...

  • Page 44: Section 5 - Technical Specifications

    Blocks (DOs). Function Blocks The DC303 has a Built-in Flexible Function Block (FFB) for logic execution such as: AND, OR, XOR and NOT. Functions as: Timer On-Delay, Timer Off-Delay, Timer Pulse, Pulse Counter Down (CTD), Pulse Counter Up (CTU), Flip-Flop RS and Flip-Flop SR.

  • Page 45: Dc303 Open Collector Outputs

    DC303- Operation and Maintenance Instruction Manual DC303 Open Collector Outputs Description – Outputs The outputs are designed with open collector NPN transistors that are able to drive relays, solenoids and other DC loads with up to 0.5 A per output. All channels within a group share the same ground whereas groups are isolated from each other and the Fieldbus network.

  • Page 46: Appendix A - Srf - Service Request Form

    Company: _____________________________________________________________________________________________________ Contact: _______________________________________________________________________________________________________ Title: __________________________________________________________________________________________________________ Section: _______________________________________________________________________________________________________ Phone: _________ _________________________ _________ _________________________ Extension: ___________________ E-mail: ________________________________________________________________________ Date: ______/ ______/ __________ For warranty or non-warranty repair, please contact your representative. Further information about address and contacts can be found on www.smar.com/contactus.asp.

  • Page 47: Returning Materials

    DC303- Operation and Maintenance Instruction Manual Returning Materials If necessary to return the DC303 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 returned with a description of the failure observed, with as much details as possible.

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