Omron PRT1-COM Operation Manual
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Omron PRT1-COM Operation Manual

Omron PRT1-COM Operation Manual

Profibus-dp multiple i/o terminal, gt1 series
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Cat. No. W900--E2--1
PRT1-COM & GT1 Series
PROFIBUS-DP
MULTIPLE I/O TERMINAL

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  • Page 1 Cat. No. W900--E2--1 PRT1-COM & GT1 Series PROFIBUS-DP MULTIPLE I/O TERMINAL...
  • Page 2 PRT1-COM GT1 Series PROFIBUS-DP MULTIPLE I/O TERMINAL Operation Manual Produced December 1999...
  • Page 4 OMRON. No patent liability is assumed with respect to the use of the information contained herein. Moreover, because OMRON is constantly striving to improve its high-quality products, the information contained in this manual is subject to change without notice.

  • Page 6: Table Of Contents

    ........Communication Unit PRT1-COM ......... . .
  • Page 7 Appendices A GSD file for PRT1-COM ........... . .
  • Page 8 About this Manual: This manual describes the installation and operation of the PROFIBUS-DP MULTIPLE I/O TERMINAL. A modular system of I/O units (GT1 Series) connected by a communication unit (PRT1-COM) to PROFIBUS-DP. The manual includes the sections described below. Please read this manual carefully and be sure you understand the information provided before attempt-ing to install and operate the PROFIBUS-DP Communication Unit and Multiple I/O units.
  • Page 10 PRECAUTIONS This section provides general precautions for using the Programmable Controller (PC) Systems and related devices. The information contained in this section is important for the safe and reliable application of PC Systems. You must read this section and understand the information contained before attempting to set up or operate a PC System. 1 Intended Audience .

  • Page 11: Intended Audience

    It is extremely important that a PC System and all PC Units be used for the specified purpose and under the specified conditions, especially in applications that can directly or indirectly affect human life. You must consult with your OMRON representative before applying a PC System to the above mentioned applications. Safety Precautions WARNING Never attempt to disassemble any Units while power is being supplied.

  • Page 12: Application Precautions

    Application Precautions • Take appropriate and sufficient countermeasures when installing systems in the following locations: • Locations subject to static electricity or other forms of electrical interference. • Locations subject to strong electromagnetic fields. • Locations subject to possible exposure to radioactivity. •...
  • Page 13 Application Precautions • Be sure to install the MULTIPLE I/O TERMINAL in the proper direction. Not doing so may cause faulty operation. • When attaching Units to the DIN rail, be sure to attach them securely. Not doing so may cause the Units to be damaged. •...

  • Page 14: Ec Directives

    EMC-related performance of the OMRON devices that comply with EC Directives will vary depending on the configuration, wiring, and other conditions of the equipment or control panel on which the OMRON devices are installed. The customer must, therefore, perform the final check to confirm that devices and the overall machine conform to EMC standards.

  • Page 15: Profibus-Dp

    SECTION 1 PROFIBUS-DP This section gives a brief description of PROFIBUS-DP. Introduction ............Protocol architecture .

  • Page 16: Introduction

    Introduction Section Introduction Standard EN50170-2 PROFIBUS (Process FieldBus) is a vendor-independent, open fieldbus standard for a wide range of applications in manufacturing, process and building automation. Vendor independence and openness are guaranteed by the PROFIBUS standard EN50170-2. With PROFIBUS, devices of different manufacturers can communicate without special interface adjustments.

  • Page 17: Protocol Architecture

    Protocol architecture Section Protocol architecture The PROFIBUS-DP protocol architecture is oriented on the Open System Interconnection (OSI) reference model in accordance with the international standard ISO 7498. DP-Profiles DP-Extensions User Interface Layer DP Basic Functions (7) Application Layer (6) Presentation Layer (5) Session Layer NOT DEFINED NOT DEFINED...

  • Page 18: Device Types

    They do not have bus access rights and they can only acknowledge received messages or send messages to the master when requested to do so. Slaves are also called passive stations. The PRT1-COM is a modular slave device.

  • Page 19: Profibus-Dp Characteristics

    PROFIBUS-DP characteristics Section PROFIBUS-DP characteristics 1-4-1 Bus Access Protocol Layer 2 The bus access protocol is defined by layer 2. This protocol also includes data security and the handling of the transmission protocols and messages. Medium Access Control The Medium Access Control (MAC) specifies the procedures, which determine when a station is permitted to transmit data.

  • Page 20: Data Throughput

    PROFIBUS-DP characteristics Section 1-4-2 Data throughput Transmission time At 12 Mbit/s, PROFIBUS-DP requires approximately 1 ms for the transmission of 512 bits of input data and 512 bits of output data distributed over 32 stations. The figure below shows the typical PROFIBUS-DP transmission time depending on the number of stations and the transmission speed.

  • Page 21: Protection Mechanisms

    Device types Section 1-4-4 Protection mechanisms Time monitoring PROFIBUS-DP provides effective protection functions against parameterisation errors or failure of the transmission equipment. Time monitoring is provided at the DP master and at the DP slaves. The monitoring interval is specified during the configuration. At the master •...

  • Page 22: Device Data Base Files

    Device Data Base files Section Device Data Base files Plug-and-play To achieve simple plug-and-play configuration of the PROFIBUS-DP network, the characteristic features of a device are specified in a file. This file is called a DDB-file, GSD-file DDB-file (Device Data Base file) or a GSD-file (Gerätestammdaten file). The GSD files are prepared individually by the vendor for each type of device, according a fixed format.

  • Page 23: Profiles

    Profiles Section Profiles Exchanging devices To enable the exchange of devices from different vendors, the user data has to have the same format. The PROFIBUS-DP protocol does not define the format of user data, it is only responsible for the transmission of this data. The format of user data may be defined in so called profiles.

  • Page 24: Installation Of Profibus-Dp Network

    SECTION 2 Installation of PROFIBUS-DP Network This section describes the installation of the PRT1-COM within the PROFIBUS-DP Network PROFIBUS-DP MULTIPLE IO TERMINAL ........

  • Page 25: Profibus-Dp Multiple I/O Terminal

    The communication Unit (PRT1-COM) connects the MULTIPLE I/O Units to the PROFIBUS-DP Network. A maximum of eight MULTIPLE I/O Units can be connected to one PRT1-COM. The PRT1-COM Unit is described in this section, the total MULTIPLE I/O TERMINAL system is described in the next section.

  • Page 26: Communication Unit Prt1-Com

    105% of rated current or higher. When an Protection over-current occurs, the power supply to the I/O function. Units will remain OFF until the PRT1-COM power supply is turned OFF and ON again. Noise immunity 1,500 V p-p Pulse width: 0.1 to 1 ms, Pulse rise...

  • Page 27: Prt1-Com Components

    Note This product has been tested in the test laboratory of PNO (PROFIBUS Nutzerorganisation) and has been approved as conforming to the PROFIBUS-DP standard. (EN 50170-2) 2-2-2 PRT1-COM Components The following overview shows the various components of PRT1-COM. PROFIBUS-DP LED Indicators Communication connector...
  • Page 28 Communication Unit PRT1-COM Section Led Indicators PRT1-COM has 3 LEDs to indicate the status of the Unit. 1. The Unit specific status is indicated with the US-LED 2. The BF-LED indicates the status of PROFIBUS-DP 3. The MULTIPLE I/O Bus status is indicated with the TS-LED...
  • Page 29 Communication Unit PRT1-COM Section – This setting should always be changed to appropriate value. – Station addresses 126 and 127 are invalid and should not be used. Do not use station address 0 in combination with the C200HW-PRM21 PROFIBUS-DP Master.
  • Page 30 Communication Unit PRT1-COM Section One I/O Unit connecting cable (cable length 40 mm) is included with each I/O Unit. One End connector is supplied with the Communication Unit. An I/O Unit connecting cable with a cable length of 1 m (GCN1-100) is sold separately.

  • Page 31: Setting Up A Profibus-Dp Network

    Fieldbus connector The connector plug to connect to the PRT1-COM is a 9-pin male sub-D connector, preferably with a metal case, conducting screws and a solder lip for connecting the shield of the cable. The cable should at least be connected to pin...
  • Page 32 Setting up a PROFIBUS-DP network Section At baud rates over 1.5 Mbit/s, always use special PROFIBUS-DP connectors with built-in series inductances, to ensure that cable reflections caused capacitive load each unit minimised. Connectors with built-in inductors and termination resistors, as shown here, are available from various manufacturers.

  • Page 33: Configuring Profibus-Dp System

    Setting up a PROFIBUS-DP network Section If the above measures are observed, electro-magnetic interference is diverted through the cable’s shield. You may find further information about • Commissioning of PROFIBUS-DP equipment • Testing the PROFIBUS-DP cable and bus connectors • Determining the loop resistance •...
  • Page 34 PRT1-COM Configuration example Note The System status module is mandatory. It is required for the PRT1-COM, and shall always be returned to the master, no matter how many I/O Units have been connected. It must be selected as the first “I/O Unit”.
  • Page 35 – Consistency per I/O Unit – Order of I/O Units (physical position) If it does not match completely, PRT1-COM will give a negative response to the PROFIBUS-DP master and will not exchange I/O data. Re-use the configurator program again to match the selected I/O Units with the...

  • Page 36: Section 3

    SECTION 3 MULTIPLE I/O TERMINAL This section provides an overview of the MULTIPLE I/O TERMINAL, including its features and functions. MULTIPLE I/O TERMINAL ..........3-1-1 Overview .

  • Page 37: Multiple I/O Terminal

    MULTIPLE I/O TERMINAL Section MULTIPLE I/O TERMINAL 3-1-1 Overview A MULTIPLE I/O TERMINAL is a modular PROFIBUS-DP Slave that consists of a Communication Unit providing an interface to one or more I/O Units. The I/O Unit interface supports up to 8 I/O Units and a total of up to 128 byte input + 128 byte output.

  • Page 38: Communication Units And I/O Units

    MULTIPLE I/O TERMINAL Section 3-1-4 Communication Units and I/O Units Communication Unit The Communication Unit interfaces the I/O Units to the PROFIBUS-DP Network. • It automatically recognizes the configuration of the I/O Units when the I/O Unit interface is initialised. •...

  • Page 39: List Of Models

    Unit Installa- points in PC memory tions power tion supply supply Input Output voltage Communication Unit None Status None PRT1-COM 24 VDC words (sup- track words plied from Basic Transistor 1 word M3 terminal GT1-ID16 outside) I/O Units Input inputs...
  • Page 40 MULTIPLE I/O TERMINAL Section Unit Unit Words allocated I/O connec- I/O connec- Model number Model number Remarks Remarks Unit Unit Installa- Installa- points points in PC memory tions tions power power tion tion supply supply Input Output voltage voltage Special Analog 4 inputs 4 words 0 word...
  • Page 41 Soldered FCN361J024-AU made by FUJITSU FUJITSU Pressure-welded FCN367J024-AU/F corre- sponding sponding to 16-point Crimp FCN363J024-AU connectors Recom- Hood XW2S-2513 OMRON mended connectors corre- corre sponding Plug XW2A-2501 OMRON to 25-pin D-sub con- nectors Connectors Soldered FCN361J040-AU made by FUJITSU FUJITSU...

  • Page 42: Functions

    Functions Section Functions 3-2-1 I/O Unit Interface Specifications Item Specification Communications method Special protocol Number of I/O Units 8 Units max. Maximum number of data bytes Input data: 128 bytes Output data:128 bytes Communica- Total length 3 m max. tions distance Between 1 m max.
  • Page 43 Functions Section I/O Interface Current Make sure that the power supply from the Communication Unit to the I/O Units is Consumption less than the total rated output current (300 mA). The I/O interface current consumption for each I/O Unit is shown in the following table. I/O Unit I/O interface current consumption GT1-ID16(-1)

  • Page 44: Exchanging Data

    Functions Section Indicators Unit Normal Error Communication TS Indicator: TS indicator Unit green ON I/O Unit interface error: red ON Special I/O Unit error: green BLINKING Maximum power supply overload to I/O Units: I/O Units TS indicator: TS indicator green ON I/O Unit interface error: red ON U.ERR...

  • Page 45: Allocating I/O

    Functions Section Error Processing Even if an error occurs in the I/O Unit interface after initialization is completed, PROFIBUS-DP communications will continue normally. Therefore, an error processing program section must be included in the CPU Unit to check the status of the Communication Unit for errors that have occurred and to identify the error type and location.
  • Page 46 Functions Section Example: C200HW Series with PRM21 default I/O mapping PROFIBUS-DP Network PRT1-COM with station address 12 PRT1-COM with station address 05 I/O Unit addresses 32 outputs 4-point 16 inputs 16 inputs 16 inputs 4-point 32 outputs Analog Analog Output Unit...
  • Page 47 Functions Section I/O Unit Connection Information 0 wd 1: Error (OR of bits 0 to 4) 1: Special I/O Unit Error 1: Configuration Error 1: Refreshing I/O 1: I/O Unit Interface Error 1: I/O Unit Power Supply Overload 1: I/O Unit Error Flag name Meaning Content...

  • Page 48: I/O Configuration Changes

    Functions Section Abnormal I/O Unit Addresses and Registered I/O Unit Addresses +1 wd The bits corresponding The bits corresponding to registered I/O Units to I/O Unit with errors are turned ON. Bits 0 to are turned ON. Bits 8 to 7 correspond to 15 correspond to addresses 0 to 7.

  • Page 49: Hardware Setup And Operational Check

    SECTION 4 Hardware Setup and Operational Check This section provides the basic procedure for operation and includes an actual example. Basic Procedure ............Specific Example .

  • Page 50: Basic Procedure

    Basic Procedure Section Basic Procedure The basic operating procedure is shown below. For details about settings and connections, refer to PROFIBUS-DP Master Operation Manual (W349). For explanations about Slave Units, refer to Section 6 Basic I/O Unit Specifications and Section 7 Special I/O Unit Specifications. Inputs: Number of points/input type/connection type Outputs:...

  • Page 51: Specific Example

    • Analog Input: 8 inputs (8 words) • Analog Output: 4 outputs(4 words) 2. Select the I/O Units. • PRT1-COM Communication Unit: 1 Unit • GT1-ID16 Transistor Input Unit, with terminal block: 1 Unit • GT1-OD16MX Transistor Output Unit, with connector: 1 Unit •...
  • Page 52 Select a device for the power supply that will allow a degree of variation. When selecting a power supply, take inrush current into consideration. The following OMRON products are recommended for the 24-VDC power supply: S82K-05024: 100 to 120/200 to 240 VAC, 50 W...
  • Page 53 Specific Example Section • • • • Connecting I/O Units to I/O Communication Transistor Input Unit Transistor Output Unit Analog Input Unit, Analog Output Unit, Unit with terminal block, with connector, 8 input 4 outputs 16 points 16 points 5. Set the DIP switches for the Communication Unit, Analog Input Unit, and Analog Output Unit.
  • Page 54 Specific Example Section 9. Check the operation. Check all indicators, TS and US should lit green, BF and U.ERR should not be lit. • • • • Checking the I/O Unit Interface Status Example: The following allocations will be used for status when the default allocations are used for C200HW PROFIBUS-DP Master Unit with one Communication unit connected.

  • Page 55: Sample Programs

    SECTION 5 Sample Programs This section provides some examples of programs used with the Counter Unit. Examples of Counter Unit Operation ......... 5-1-1 Counter Unit Word Allocation for Functions .

  • Page 56: Examples Of Counter Unit Operation

    Examples of Counter Unit Operation Section Examples of Counter Unit Operation This section, using the system configuration shown below as an example, explains how to use the Counter Unit. 5-1-1 Counter Unit Word Allocation for Functions Setting and control for the Counter Unit is executed by writing to the allocated area in the output area of the Master, and status check and monitoring is executed by reading the allocated area in the input area of the Master.
  • Page 57 Examples of Counter Unit Operation Section Output Area S Hexadecimal (Negative numbers specified with Count Value Output area the complement of 2 in 24 bits) S BCD Wd n+0 Wd n+1 Wd n+2 (O: positive, F: negative) S Hexadecimal Setting Value (Negative numbers specified with S BCD the complement of 2 in 24 bits)
  • Page 58 Examples of Counter Unit Operation Section Input Area S Hexadecimal Count Value (Negative numbers specified with Input area S BCD the complement of 2 in 24 bits) Wd n+0 Wd n+1 Wd n+2 (O: positive, F: negative) S Hexadecimal Setting Value (Negative numbers specified with S BCD the complement of 2 in 24 bits)

  • Page 59: Present Count Value Reading

    Examples of Counter Unit Operation Section 5-1-2 Present Count Value Reading If the following bits in the output area for the Counter Unit have been set to ON, the set values or the present count value (count value) will always be read to words m and m+1 in the input area.
  • Page 60 Examples of Counter Unit Operation Section 25315 23201 MOV(21) When the program starts, set value 1 will be set under the following conditions: #5000 (1 cycle ON) S Words 51, 52 Set value 1: +5000 (BCD) 23200 Output conditions: Present value ≥ Set value 1 MOV(21) S Word 53 #0000...

  • Page 61: Count Restart Operation After Error Clearance

    Examples of Counter Unit Operation Section 5-1-4 Count Restart Operation after Error Clearance If power supply from the I/O Unit interface to the Counter Unit is interrupted, the Counter Unit will stop count operation. It will be necessary to restart the count operation.

  • Page 62: Basic I/O Unit Specifications

    SECTION 6 Basic I/O Unit Specifications This section provides the basic specifications for the I/O Units including Communication Units, Transistor Input and Output Units, and Relay Output Units. Common Specifications for Basic I/O Units ........6-1-1 TS Indicator .

  • Page 63: Common Specifications For Basic I/O Units

    Common Specifications for Basic I/O Units Section Common Specifications for Basic I/O Units For details of the differences between Units, refer to the explanations for the relevant Units. General Specifications Item Specification +10% I/O power Voltage range 20.4 to 26.4 VDC (24 VDC --15% supply Noise immunity...

  • Page 64: Ts Indicator

    Common Specifications for Basic I/O Units Section Note For details about output specifications of Relay Output Units, refer to the explanations for the relevant Units. Current Consumption and Weight The following table shows the current consumption, the weight and the connector-lock strength for the I/O Units.

  • Page 65: Transistor Input Units

    Transistor Input Units Section Transistor Input Units 6-2-1 GT1-ID16 Transistor Input Unit with Terminal Block (NPN) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 12 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 66 Transistor Input Units Section Wiring I/O power supply NPN output 2-wire sensor NPN output 3-wire 3-wire sensor (limit switch) sensor (photoelectric or (photoelectric or proximity sensor) proximity sensor) Wire colors in parentheses are the previous JIS colors for photoelectric and proximity sensors. Note 1.

  • Page 67: Gt1-Id16-1 Transistor Input Unit With Terminal Block (Pnp)

    Transistor Input Units Section 6-2-2 GT1-ID16-1 Transistor Input Unit with Terminal Block (PNP) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 12 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 68 Transistor Input Units Section Wiring I/O power supply PNP output 2-wire sensor PNP output 3-wire 3-wire sensor (limit switch) sensor (photoelectric or (photoelectric or proximity sensor) proximity sensor) Wire colors in parentheses are the previous JIS colors for photoelectric and proximity sensors. Note 1.

  • Page 69: Gt1-Id16Mx Transistor Input Unit With Connector (Npn)

    Transistor Input Units Section 6-2-3 GT1-ID16MX Transistor Input Unit with Connector (NPN) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 16 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Communications Connector 1...
  • Page 70 Transistor Input Units Section Wiring Attach MOLEX connectors to the Transistor Input Unit and connect them to external devices. Applicable Connectors Manufac- Connector Model number Remarks turer MOLEX Pressure- Housing 521-09-0390 For AWG#24 welded Crimp Housing 50-57-9403 Reeled contacts 16-02-0069 For AWG#24 to 30 16-02-0086 For AWG#22 to 24...

  • Page 71: Gt1-Id16Mx-1 Transistor Input Unit With Connector (Pnp)

    Transistor Input Units Section 6-2-4 GT1-ID16MX-1 Transistor Input Unit with Connector (PNP) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 16 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 72 Transistor Input Units Section Wiring Attach MOLEX connectors to the Transistor Input Unit and connect them to external devices. Applicable Connectors Manufac- Connector Model number Remarks turer MOLEX Pressure- Housing 521-09-0390 For AWG#24 welded Crimp Housing 50-57-9403 Reeled con- 16-02-0069 For AWG#24 to 30 tacts 16-02-0086...

  • Page 73: Gt1-Id16Ml Transistor Input Unit With Connector (Npn)

    Transistor Input Units Section 6-2-5 GT1-ID16ML Transistor Input Unit with Connector (NPN) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 12 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 74 Pressure-welded Cables with Connectors When a Transistor Input Unit with a high-density connector is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables listed in the following table (sold separately). Manufacturer Model number...

  • Page 75: Gt1-Id16Ml-1 Transistor Input Unit With Connector (Pnp)

    Transistor Input Units Section Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. 6-2-6 GT1-ID16ML-1 Transistor Input Unit with Connector (PNP) Input Specifications Item Specifications...
  • Page 76 Pressure-welded Cables with Connectors When a Transistor Input Unit with a high-density connector is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables listed in the following table (sold separately). Manufacturer Model number...

  • Page 77: Gt1-Id16Ds Transistor Input Unit With Connector (Npn)

    Transistor Input Units Section 6-2-7 GT1-ID16DS Transistor Input Unit with Connector (NPN) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 12 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 78 Applicable Connectors When creating your own cables, use one of the following connectors. Manufacturer Model number Remarks OMRON XW2S-2513 Hood XW2A-2501 Plug Note Make sure there are no more than 12 points are turned ON at the same time.

  • Page 79: Gt1-Id16Ds-1 Transistor Input Unit With Connector (Pnp)

    Transistor Input Units Section 6-2-8 GT1-ID16DS-1 Transistor Input Unit with Connector (PNP) Input Specifications Item Specifications Number of input points 16 points Number of points that can be ON simultaneously 12 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Displays the status of the inputs.
  • Page 80 Applicable Connectors When creating your own cables, use one of the following connectors. Manufacturer Model number Remarks OMRON XW2S-2513 Hood XW2A-2501 Plug Note Make sure there are no more than 12 points are turned ON at the same time.

  • Page 81: Gt1-Id32Ml Transistor Input Unit With High-Density Connector (Npn)

    Transistor Input Units Section 6-2-9 GT1-ID32ML Transistor Input Unit with High-density Connector (NPN) Input Specifications Item Specifications Number of input points 32 points Number of points that can be ON simultaneously 16 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 82 Pressure-welded Cables with Connectors When a Transistor Input Unit with a high-density connector is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables listed in the following table (sold separately). Manufacturer Model number...

  • Page 83: Gt1-Id32Ml-1 Transistor Input Unit With High-Density Connector (Pnp)

    Transistor Input Units Section 6-2-10 GT1-ID32ML-1 Transistor Input Unit with High-density Connector (PNP) Input Specifications Item Specifications Number of input points 32 points Number of points that can be ON simultaneously 16 points max. Components TS Indicator (Refer to page 162.) Input Indicators I/O Unit Interface Display the status of the inputs.
  • Page 84 Pressure-welded Cables with Connectors When a Transistor Input Unit with a high-density connector is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables listed in the following table (sold separately). Manufacturer Model number...

  • Page 85: Transistor Output Units

    Transistor Output Units Section Transistor Output Units 6-3-1 GT1-OD16 Transistor Output Unit with Terminal Block (NPN) Output Specifications Item Specifications Number of outputs 16 points Current per common 4 A max. Components TS Indicator (Refer to page 162.) Output Indicators I/O Unit Interface Display the status of the outputs.
  • Page 86 Transistor Output Units Section Terminal Arrangement Row A Row B Row C Terminal numbers Wiring I/O power supply Solenoids, Solenoids, valves, etc. valves, etc. Note V terminals and G terminals are respectively connected internally. When the I/O power is being supplied, the power can be supplied to the output devices from the V terminals and G terminals.

  • Page 87: Gt1-Od16-1 Transistor Output Unit With Terminal Block (Pnp)

    Transistor Output Units Section Dimensions Approx. 89 (Unit: mm) Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. 6-3-2 GT1-OD16-1 Transistor Output Unit with Terminal Block (PNP) Output Specifications Item...
  • Page 88 Transistor Output Units Section Internal Circuits Low voltage Drive power supply Output 0 Photo- coupler Drive power supply Output 1 Photo- Drive coupler power supply Terminal Arrangement Row A Row B Row C Terminal numbers Wiring I/O power supply Solenoids, Solenoids, valves, etc.
  • Page 89 Transistor Output Units Section Note V terminals and G terminals are internally connected. When the I/O power is being supplied, the power can be supplied to the output devices from the V terminals and G terminals. Current supplied in this way, however, must be less than 4 A.
  • Page 90 Transistor Output Units Section Internal Circuits Low voltage Drive power supply V (Terminal block) G (Terminal block) Drive power supply V (Connector) Output 0 (Connector) Photo- coupler G (Connector) Drive power supply V (Connector) Output 1 (Connector) Photo- coupler G (Connector) Terminal Arrangement Output Output...
  • Page 91 Transistor Output Units Section Wiring Examples 24 VDC I/O power supply Solenoids, valves, etc. Note V terminals and V connector pins, as well as G terminals and G connector pins, are internally connected. When the I/O power is being supplied from a terminal block, the power can be supplied to the output devices from the V and G connectors.

  • Page 92: Gt1-Od16Mx-1 Transistor Output Unit With Connector (Pnp)

    Transistor Output Units Section 6-3-4 GT1-OD16MX-1 Transistor Output Unit with Connector (PNP) Output Specifications Item Specifications Number of outputs 16 points Current per common 2 A max. Components TS Indicator (Refer to page 162.) Output Indicators I/O Unit Interface Display the status of the outputs. Communications Connector 1 Lit when an output is ON.
  • Page 93 Transistor Output Units Section Connector Pin The following diagram shows the pin arrangement for the connector. Arrangement Wiring Attach MOLEX connectors to the Transistor Output Unit and connect them to external devices. Applicable Connectors Manufac- Connector Model number Remarks turer MOLEX Pressure- Housing...

  • Page 94: Gt1-Od16Ml Transistor Output Unit With Connector (Npn)

    Transistor Output Units Section Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. 6-3-5 GT1-OD16ML Transistor Output Unit with Connector (NPN) Output Specifications Item Specifications...
  • Page 95 FCN363J024-AU Crimp FCN367J024-AU/F Pressure-welded Connector Cables When a Transistor Output Unit (connector) is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables (sold separately) listed in the following table. Manufacturer Model number...

  • Page 96: Gt1-Od16Ml-1 Transistor Output Unit With Connector (Pnp)

    Transistor Output Units Section Dimensions (Unit: mm) Approx. 59 Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. 6-3-6 GT1-OD16ML-1 Transistor Output Unit with Connector (PNP) Output Specifications Item...
  • Page 97 Transistor Output Units Section Internal Circuits Low voltage Drive power supply V (Terminal block) G (Terminal block) V (Connector) G (Connector) Photo- Outputs coupler Drive power (OUT00 to OUT07) supply Row A connector Outputs Photo- (OUT08 to OUT15) coupler Drive power Row B connector supply Terminal Arrangement...
  • Page 98 Transistor Output Units Section Connector Cables When a Transistor Output Unit (connector) is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables (sold separately) listed in the following table. Manufacturer Model number...

  • Page 99: Gt1-Od16Ds Transistor Output Unit With Connector (Npn)

    Transistor Output Units Section 6-3-7 GT1-OD16DS Transistor Output Unit with Connector (NPN) Output Specifications Item Specifications Number of outputs 16 points Current per common 2.5 A max. Components TS Indicator (Refer to page 162.) Output Indicators I/O Unit Interface Display the status of the outputs. Communications Connector 1 Lit when an output is ON.
  • Page 100 Applicable Connectors When creating your own cables, use one of the following connectors. Manufacturer Model number Remarks OMRON XW2S-2513 Hood XW2A-2501 Plug Note V terminals and G terminals are internally connected. When the I/O power is being supplied, the power can be supplied to the output devices from the V and G connectors.

  • Page 101: Gt1-Od16Ds-1 Transistor Output Unit With Connector (Pnp)

    Transistor Output Units Section 6-3-8 GT1-OD16DS-1 Transistor Output Unit with Connector (PNP) Output Specifications Item Specifications Number of outputs 16 points Current per common 2.5 A max. Components TS Indicator (Refer to page 162.) Output Indicators I/O Unit Interface Display the status of the outputs. Communications Connector 1 Lit when an output is ON.
  • Page 102 Applicable Connectors When creating your own cables, use one of the following connectors. Manufacturer Model number Remarks OMRON XW2S-2513 Hood XW2A-2501 Plug Note V terminals and G terminals are internally connected. When the I/O power is being supplied, the power can be supplied to the output devices from the V and G connectors.

  • Page 103: Gt1-Od32Ml Transistor Output Unit With High-Density Connector (Npn)

    Transistor Output Units Section 6-3-9 GT1-OD32ML Transistor Output Unit with High-density Connector (NPN) Output Specifications Item Specifications Number of outputs 32 points Current per common With connectors: 2 A max. With terminal board: 4 A max. Components TS Indicator (Refer to page 162.) Output Indicators I/O Unit Interface Display the status of the outputs.
  • Page 104 FCN367J040-AU/F Pressure-welded Connector Cables When a Transistor Output Unit (high-density connector) is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables (sold separately) listed in the following table. Manufacturer Model number Corresponding device...
  • Page 105 Transistor Output Units Section Dimensions Approx. 70 (Unit: mm) Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. 6-3-10 GT1-OD32ML-1 Transistor Output Unit with High-density Connector (PNP) Output Specifications...
  • Page 106 Transistor Output Units Section Internal Circuits Low voltage Drive power supply V (Terminal block) G (Terminal block) V (Connector) G (Connector) Photo- Outputs coupler Drive power (OUT00 to OUT15) supply Row A connector Photo- Outputs coupler (OUT00 to OUT15) Drive power Row B connector supply Terminal Arrangement...
  • Page 107 Transistor Output Units Section Connector Cables When a Transistor Output Unit (high-density connector) is to be connected to an OMRON I/O Block or a Connector--Terminal Block Conversion Unit, use the cables (sold separately) listed in the following table. Manufacturer Model number...

  • Page 108: Relay Output Units

    Relay Output Units Section Relay Output Units 6-4-1 GT1-ROP08 Relay Output Unit with Power Relay Output Specifications Item Specifications Number of outputs 8 points Relay Power Relay (G2R-1-SN) Rated load (resistive load) 5 A at 250 VAC/5 A at 30 VDC Rated thermal current Maximum switching voltage 250 VAC/125 VDC...
  • Page 109 Relay Output Units Section Internal Circuits G2R-1-SN 0, 1, ... Photo- C0, C1, ... coupler Terminal Arrangement Wiring 24 VDC AC (DC power supply is also possible) I/O power Independent commons supply are also possible. Dimensions Approx. 82 Approx. 68 (Unit: mm) Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track.

  • Page 110: Gt1-Ros16 Relay Output Unit With Miniature Relay

    Relay Output Units Section 6-4-2 GT1-ROS16 Relay Output Unit with Miniature Relay Output Specifications Item Specifications Number of outputs 16 points Relay Miniature Relay (G6D-1A 24 VDC) Rated load (resistive load) 2 A at 250 VAC/2 A at 30 VDC Rated thermal current Maximum switching voltage 250 VAC/30 VDC...
  • Page 111 Relay Output Units Section Components Output Indicators Display the status of the outputs. Lit when an output is ON. I/O Unit Interface Miniature Relays (G6D-1A) Communications Connector 1 (on the Communication Unit side) If a Relay malfunctions, it can be replaced individually. I/O Unit Interface Communications Connector 2 (on the terminator side)
  • Page 112 Relay Output Units Section Wiring 24 VDC AC (DC power supply is also possible) Independent commons are also possible. I/O power supply Dimensions Approx. 82 (Unit: mm) Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center.

  • Page 113: Special I/O Unit Specifications

    SECTION 7 Special I/O Unit Specifications This section provides the specifications for Special I/O Units, including the Analog Input and Output Unit, and the Counter Unit as well as setting with a Configurator. Analog Input Units ............7-1-1 Specifications .

  • Page 114: Analog Input Units

    Analog Input Units Section Analog Input Units 7-1-1 Specifications GT1-AD04 General Specifications Item Specification I/O connections Terminal block (M3) Number of inputs 4 points (Master Unit uses 4 input words.) +10% Internal Voltage range 20.4 to 26.4 VDC (24 VDC --15% power Current con-...
  • Page 115 Analog Input Units Section Characteristics Specification Item Voltage inputs Current inputs Input signal range 0 to 5 V, 1 to 5 V, 0 to 10 V, 0 to 20 mA or 4 to 20 mA or --10 to 10 V Max.
  • Page 116 Note 1. The feature of setting the Input range by software can not be used with PRT1-COM. 2. Before detaching or attaching the Cassette or making DIP switch settings, ensure that the power supply to the I/O Unit (including power supply to I/O Unit interface) is OFF.
  • Page 117 Analog Input Units Section Internal Circuits Photocoupler Photocoupler I/O Unit I/O Unit interface interface I/O Unit interface Input circuit 24 VDC Insulating DC Internal Internal 510 kΩ to DC power circuits converter 250 Ω supply 24 VDC 510 kΩ 8 circuits Terminal Arrangement Wiring Internal Power Supply...
  • Page 118 Analog Input Units Section - -10 to 10 V The --10- to 10-V range corresponds to the hexadecimal values F448 to 0BB8 (--3000 to 3000). The entire data range is F31C to 0CE4 (--3300 to 3300). A negative voltage is expressed as a two’s complement (16 bits). If the line is disconnected, the data will be the same as an input of 0 V (0000 Hex).
  • Page 119 Analog Input Units Section 1 to 5 V The 1- to 5-V range corresponds to the hexadecimal values 0000 to 1770 (0 to 6000). The entire data range is FED4 to 189C (--300 to 6300). If the input voltage falls below 0.8 V, the open-circuit detection function will activate and the converted data will be set to 7FFF.
  • Page 120 Analog Input Units Section Averaging Function The averaging function can be enabled for all inputs (0 through 3) by turning ON Setting pin 7 of the DIP switch. The averaging function outputs the average (a moving average) of the last eight input values as the converted value. Use this function to smooth inputs that vary like the one in the following diagram.
  • Page 121 Analog Input Units Section Converted Data First word Input 0 converted data First word + 1 Input 1 converted data First word + 2 Input 2 converted data First word + 3 Input 3 converted data If the conversion data is a negative number, it is expressed as a two’s complement.
  • Page 122 Analog Input Units Section GT1-AD08MX General Specifications Item Specification I/O connections Connectors (made by MOLEX) Number of inputs Either 8 points or 4 points (set with the DIP switch) (Master Unit uses 8 input words or 4 input words.) +10% Internal Voltage range 20.4 to 26.4 VDC (24 VDC...
  • Page 123 Analog Input Units Section Characteristics Specification Item Voltage inputs Current inputs Input signal range 0 to 5 V, 1 to 5 V, 0 to 10 V, 0 to 20 mA or 4 to 20 mA or --10 to 10 V Max.
  • Page 124 Note The feature of setting the Input range by software can not be used with PRT1-COM. Make sure the I/O Unit power supply (including the I/O Unit interface power supply) is OFF when setting the DIP switch.
  • Page 125 Analog Input Units Section Internal Circuits Photocoupler Photocoupler I/O Unit I/O Unit interface interface I/O Unit interface Input circuit 24 VDC Insulating DC Internal Internal 510 kΩ to DC power circuits converter 250 Ω supply 24 VDC 510 kΩ 8 circuits Terminal/Connector Pin The arrangements of the terminals, the connectors and the connector pins are Arrangement...
  • Page 126 Analog Input Units Section Input Ranges and The Analog Input Unit converts analog input data to digital values. The digital Converted Data values depend on the input signal ranges, as shown in the following diagrams. When the input exceeds the specified range, the AD conversion data will be fixed at either the lower limit or upper limit.
  • Page 127 Analog Input Units Section 1 to 5 V The 1- to 5-V range corresponds to the hexadecimal values 0000 to 1770 (0 to 6000). The entire data range is FED4 to 189C (--300 to 6300). If the input voltage falls below 0.8 V, the open-circuit detection function will activate and the converted data will be set to 7FFF.
  • Page 128 Analog Input Units Section Averaging Function The averaging function can be enabled for all inputs (0 through 7) by turning ON Setting pin 13 of the DIP switch. The averaging function outputs the average (a moving average) of the last eight input values as the converted value. Use this function to smooth inputs that vary like the one in the following diagram.
  • Page 129 Analog Input Units Section Converted Data For 8 Inputs For 4 Inputs First word First word Input 0 converted data Input 0 converted data First word + 1 First word + 1 Input 1 converted data Input 1 converted data First word + 2 First word + 2 Input 2 converted data...

  • Page 130: Analog Output Units

    Analog Output Units Section Analog Output Units 7-2-1 Specifications GT1-DA04 (Available Soon) General Specifications Item Specification I/O connections Terminal block (M3) Number of outputs 4 outputs (allocated four words in the Master Unit) +10% Internal Voltage range 20.4 to 26.4 VDC (24 VDC --15% power Current con-...
  • Page 131 Note 1. The feature of setting the Input range by software can not be used with PRT1-COM. 2. Make sure the I/O Unit power supplies (including the I/O Unit interface power supply) are OFF when setting the DIP switch.
  • Page 132 Analog Output Units Section 3. With an Analog Output Unit, output for communications errors is enabled using the switch on the Analog Output Unit. It does not depend on the Communication Unit “hold/clear communications error” setting. Output Range Settings As shown in the following table, the DIP switch output range settings are for two outputs each.
  • Page 133 Analog Output Units Section Terminal Arrangement Wiring Internal power supply Voltage output Current output Internal power supply Shield Shield External External output output Output Ranges and The Analog Output Unit converts the digital output data to analog values. The Converted Data analog values depend on the output signal ranges, as shown in the following diagrams.
  • Page 134 Analog Output Units Section 0 to 5 V The hexadecimal values 0000 to 1770 (0 to 6000) correspond to an analog voltage range of 0 to 5 V. The entire output range is --0.25 to 5.25 V. Voltage 5.25 V 8000 FED4 (--300) Converted data...
  • Page 135 Analog Output Units Section 4 to 20 mA The hexadecimal values 0000 to 1770 (0 to 6000) correspond to an analog current range of 4 to 20 mA. The entire output range is 3.2 to 20.8 mA. Current 20.8 20 mA 4 mA 3.2 mA Converted data...
  • Page 136 Analog Output Units Section Dimensions Approx. 80 (Unit: mm) Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center. GT1-DA04MX General Specifications Item...
  • Page 137 Analog Output Units Section Characteristics Item Specification Output signal range 0 to 5 V, 1 to 5 V, 0 to 10 V, or --10 to 10 V (Current output not possible) Allowable external out- 5 KΩ min. put load resistance External output imped- 0.5 Ω...
  • Page 138 Note 1. The feature of setting the Input range by software can not be used with PRT1-COM. 2. Make sure the I/O Unit power supplies (including the I/O Unit interface power supply) are OFF when setting the DIP switch.
  • Page 139 Analog Output Units Section Clear at Minimum and Clear at Maximum Outputs When clear at minimum or clear at maximum is set using DIP switch pins 8 and 9, a communications error will be output according to the output range, as shown in the following table.
  • Page 140 Analog Output Units Section Wiring Attach MOLEX connectors to the analog output connectors, and connect the outputs as shown in the following diagram. Applicable Connectors Manufac- Connector Model number Remarks turer MOLEX Pressure- Housing 521-09-0390 For AWG#24 welded Crimp Housing 50-57-9403 Reeled contacts 16-02-0069...
  • Page 141 Analog Output Units Section 0 to 5 V The hexadecimal values 0000 to 1770 (0 to 6000) correspond to an analog voltage range of 0 to 5 V. The entire output range is --0.25 to 5.25 V. Voltage 5.25 V 8000 FED4 (--300) Converted data...
  • Page 142 Analog Output Units Section Output Status after Pins 8 and 9 of the DIP switch determine the status of the outputs after a Communications Error communications error occurs in CompoBus/D or I/O Unit interface communications. Settings Output status after communications error Pin 8 Pin 9 Clear at minimum (Clear at the lower limit of the output signal...
  • Page 143 Analog Output Units Section Note The vertical center of the Unit is 4.9 mm lower than the center of the DIN track. The Unit therefore extends downward 41.4 mm (including the mounting hook) from the DIN track center.

  • Page 144: Counter Units

    Counter Units Section Counter Units GT1-CT01 General Specifications Item Specification I/O connections Terminal block (M3) Number of I/O Encoder input: 1 point (A, B, Z) External input: 1 point (IN) External output: 2 points (OUT 1, OUT 2) (Allocated 3 input words and 3 output words on the Master) +10% Internal...
  • Page 145 Switching 0.5 A/point at 24 VDC capacity Note When connecting an encoder, use an incremental encoder that has a power supply voltage of 24 VDC and open-collector output. The following OMRON Encoders are recommended: E6B2-CWZ6C E6H-CWZ6C Input Specifications (Encoder Input: A, B, Z, External Input: IN)
  • Page 146 Counter Units Section Item Item Specification Encoder input (A, B, Z) External input (IN) Number of 1 count input point 1 point circuits Encoder Inputs A and B Minimum 1 ms min. 1 ms min. response pulse Waveform Input rising time/falling time: 3 µs max.
  • Page 147 Counter Units Section Components TS Indicator (Refer to page 162.) Shows the communications status of the I/O Unit interface. Normal communications: Lit green I/O Unit interface error: Lit red During initialization, or with no power supply: Not lit U.ERR Indicator (Refer to page 163.) Unit error: Lit red IN Indicator...
  • Page 148 Counter Units Section Terminal Arrangement Encoder input External input External output Wiring Encoder input External input External output 24 VDC 24 VDC 24 VDC Solenoid/Valve Encoder NPN output Solenoid/Valve (incremental, 3-wire sensor (photo- The NCs are input terminals open-collector electric sensor, prox- for connections.
  • Page 149 Counter Units Section Count Mode The following count modes can be used with the Counter Unit. Note If the count mode is changed during count operations, the present value will be cleared to 0. Differential Phase Pulse Inputs When the A phase is 90_ in advance of the B phase, the input is read as forward rotation and the count is incremented.
  • Page 150 Counter Units Section Count Value and External Outputs Counting Range and Underflow/Overflow The Counter Unit performs counting in the range --8,388,608 to +8,388,607. If the count value goes outside this range, underflow or overflow will be registered, and counting will stop. Note 1.
  • Page 151 Counter Units Section 2. The count values and set values can be set in BCD or hexadecimal. Count value Counting stopped due to overflow Set value 1 Set value 2 Time Count start Reset External output 1 (OUT1) Output conditions: Present value ≥...
  • Page 152 Counter Units Section The possible combinations (reset modes) are shown in the following table. Reset mode Input Counter reset condition and timing Encoder input Z Encoder input Z Reset External input External input Reset Encoder input Z + Encoder input Z external input External input Reset...
  • Page 153 Counter Units Section 3. Count value setting can be performed regardless of whether or not count operation is being carried out. Due to the communications time required for remote I/O communications, however, timing for setting cannot be performed with perfect accuracy during count operation. BCD (Data Code Switching Bit OFF) Word n+1 Word n...
  • Page 154 Counter Units Section 3. Setting of the set values can be performed regardless of whether or not count operation is being carried out. Due to the communications time required for remote I/O communications, however, timing for setting cannot be made with perfect accuracy during count operation. BCD (Data Code Switching Bit OFF) Word n+1 Word n...
  • Page 155 Counter Units Section Output Word Functions Word Function Wd n 00 to 15 Setting Count Value At the rising edge of the Count Value Setting Bit (word n+2, bit 2) starts, the value is read and set. BCD (Data Code Switching Bit OFF) Word n+1 Word n Sign...
  • Page 156 Counter Units Section Word Name Function Wd n+2 Set Value 1 At the rising edge of this bit, the Counter Unit reads the value from words n and n+1, Setting Bit and sets it as set value 1. Before turning this bit OFF, check that bit 00 in word m+2 (Set Value 1 Setting Completion Flag) is ON.
  • Page 157 Counter Units Section Note A priority exists for setting and reading commands. If a bit with a higher priority always comes first, other settings and readings will not be made, even if they have been specified. In order of decreasing priority: 1.
  • Page 158 Counter Units Section Input Word Functions Word Function Wd m 00 to 15 Reading Count Value While the Count Value Reading Bit (word n+2, bit 06) is ON, the value will be constantly read and stored BCD (Data Code Switching Bit OFF) Word n+1 Word n Sign...
  • Page 159 Counter Units Section Word Name Function Wd m+2 00 Set Value 1 When setting for set value 1 has been completed, even if an error has occurred, this Setting flag will turn ON. This flag will turn OFF if bit 00 in word n+2 (Set Value 1 Setting Bit) Completion turns OFF, or if a command is executed for a bit with a higher priority.
  • Page 160 Counter Units Section Procedure Example This section provides a procedure example starting from the settings of the Counter Unit up to the outputting of comparison results. This example only provides the basic procedure. For details about actual setting and programming, refer to page 144, Word Functions or 5-1 Examples of Counter Unit Operation.

  • Page 161: Communications Timing

    SECTION 8 Communications Timing This section provides characteristics for communications in the PROFIBUS-DP Unit and describes how to calculate the times required for communications between Units. Remote I/O Communications Characteristics ........8-1-1 I/O Response Time .

  • Page 162: Remote I/O Communications Characteristics

    Remote I/O Communications Characteristics This section describes the characteristics of PROFIBUS-DP communications when OMRON Master and Slave Units are being used. Use this section for reference when planning operations that require precise I/O timing. The equations provided here are valid under the following conditions: 1, 2, 3...
  • Page 163 Peripheral serv- ing cycle time tion cycle time icing cycle time PROFIBUS-DP Master Unit PROFIBUS-DP I/O response time PRT1-COM Communication Unit Input Unit Output Unit Input I/O Unit ON (OFF) delay time Output I/O Unit ON (OFF) delay time : I/O Unit interface cycle time (see 8-1-3 I/O Unit Interface Cycle Time)
  • Page 164 Remote I/O Communications Characteristics Section Number of Special I/O Units (1 to 8) 8-1-4 Asynchronous / synchronous mode The communication unit (PRT1-COM) can be programmed in either asynchronous or synchronous mode. For optimal performance use asynchronous mode. Use synchronous mode only when: * PROFIBUS-DP Cycle time ≤...
  • Page 165 Remote I/O Communications Characteristics Section The actual transfer of data between PROFIBUS-DP, the PRT1-COM buffers and the MULTIPLE I/O Units is shown here.

  • Page 166: Troubleshooting And Maintenance

    SECTION 9 Troubleshooting and Maintenance This section provides procedures for dealing with errors as well as basic maintenance procedures. Normal Indication ............Troubleshooting .

  • Page 167: Normal Indication

    Normal Indication Section Normal Indication When a MULTIPLE I/O TERMINAL is operating normally, the status will be as follows: I/O Unit Interface Status During normal operation, the status of the I/O Unit interface is set in the first two words of the MULTIPLE I/O TERMINAL input area as shown in the following diagram.

  • Page 168: Troubleshooting

    Troubleshooting Section Troubleshooting This section explains the causes of errors, how to determine their locations, and the actions to be taken when errors occur in a MULTIPLE I/O TERMINAL. Check Flowchart When an error occurs in a MULTIPLE I/O TERMINAL, use the following flowchart to find the cause of the error, determine its location, and take the appropriate action.
  • Page 169 Troubleshooting Section I/O Unit Connection Information 0 wd 1: Error (OR of bits 0 to 4) 1: Special I/O Unit Error 1: Configuration Error 1: Refreshing I/O 1: I/O Unit Interface Error 1: I/O Unit Power Supply Overload 1: I/O Unit Error (High-density Connector Type, 32 bit I/O) Error and Registered I/O Unit Addresses +1 wd The bits corresponding...
  • Page 170 Troubleshooting Section Troubleshooting via There are indicators that display the Unit status of each MULTIPLE I/O Indicators TERMINAL Unit. The contents and causes of errors can be found by checking these indicators. Indicator Meanings Unit Indicator Meaning name Communication Displays the BUS communications status. Unit Displays the Communication Unit status.
  • Page 171 Troubleshooting Section Causes and Remedies for Communication Unit and I/O Unit TS Indicator Errors If there is no error after the US indicator and BF indicator have been checked, use the TS indicator of each Unit to check the status of the Communication Unit and each I/O Unit, and then take action in according to the following table.
  • Page 172 Troubleshooting Section TS indicator status Cause Cause Remedy Remedy Commu- I/O Units nication Unit ON (green) A specific error, such as Check the operating power supply, no operating power and provide the correct power Flashing supply, has occurred in a supply.

  • Page 173: Maintenance

    Maintenance Section Maintenance This section describes the routine cleaning and inspection recommended as regular maintenance. 9-3-1 Cleaning Clean the PROFIBUS-DP Units regularly as described below in order to keep it in its optimal operating condition. • Wipe the Unit with a dry, soft cloth for regular cleaning. •...

  • Page 174: Replacing Units

    • When a Unit is being returned for repair, attach a sheet of paper detailing the problem and return the Unit to your OMRON dealer. • If there is a faulty contact, try wiping the contact with a clean, lint-free cloth dampened with alcohol.
  • Page 175 Maintenance Section and start again. If the pin appears to have entered the slot properly, push the Relay into the slot as far as it will go. 3. When the Relay has been pushed inside as far as it will go, raise the lever so that it is covering the top of the Relay.

  • Page 176: A Gsd File For Prt1-Com

    NL-2132 JD Hoofddorp The Netherlands European Technical Centre Zilverenberg 2 NL-5234 GM ’s-Hertogenbosch The Netherlands ;******************************************************************************* Device DataBase File for PRT1-COM Multiple I/O slave Filename: OC_047D.GSD Version : Date October 5, 1999 (C) Copyright OMRON Corporation 1998, 1999 All Right Reserved ;*******************************************************************************...
  • Page 177 GSD file for PRT1-COM Appendix A Slave_Family ; Slave family = 3 (I/O). Revision = ”V1.1” ; Device revision 1.1. Hardware_Release = ”V1.0” ; Hardware revision 1.0. Software_Release = ”V1.1” ; Software revision 1.1. ; Specific implementation information *****************************************/ Implementation_type = ”SPC3”...
  • Page 178 GSD file for PRT1-COM Appendix A Max_Data_Len = 260 ; Maximum # of data bytes. Max_Diag_Data_Len ; Maximum diagnostic length. ; User parameter message definition *******************************************/ ; Preset parameterization User_Prm_Data_Len ; message length and default ; message. User_Prm_Data = 0x40,\ ;...

  • Page 179: B Connectible Devices

    Appendix B Connectible Devices Devices MULTIPLE I/O TERMINAL Units Model Specifications Manufacturer PRT1-COM Communication Unit OMRON Two input words (status) GT1-ID16 Transistor Input Unit (terminal block) OMRON 16 transistor inputs (for NPN outputs) GT1-ID16-1 Transistor Input Unit (terminal block) OMRON...
  • Page 180 Connectible Devices Appendix B Model Specifications Manufacturer GT1-ROS16 Relay Output Unit (miniature relays) OMRON 16 relay outputs GT1-AD04 Analog Input Unit (terminal block) OMRON 4 inputs (allocated 4 words) GT1-AD08MX Analog Input Unit (Molex connector) OMRON 8 inputs (allocated 8 words) or 4 inputs (allocated 4 words) (Select using the DIP switch.)
  • Page 181 Connectible Devices Appendix B High-density Connector Cables for MULTIPLE I/O TERMINAL Units Model Unit connected Manufacturer G79-jjjC OMRON GT1-ID16ML ↕ I/O Block (G7TC-Ij16) GT1-OD16ML ↕ I/O Block (G7TC-OC16, G70D-SOC16, G70D-FOM16, G70A-ZOC16-3, M7F) GT1-OD16ML-1 ↕ I/O Block (G7TC-OC16-1, G70D-SOC16-1, G70D-FOM16-1, G70A-ZOC16-4, M7F)
  • Page 182 Connectible Devices Appendix B MULTIPLE I/O TERMINAL Units Model I/O Unit interface current Internal power supply and I/O consumption power supply GT1-ID16(-1) 35 mA max. GT1-ID16MX(-1) 35 mA max. GT1-ID16ML(-1) 35 mA max. GT1-ID16DS(-1) 35 mA max. GT1-ID32ML(-1) 55 mA max. GT1-OD16(-1) 35 mA max.

  • Page 183: Index

    Dimensions, 17 Present count value, reading, 47 DIP switch settings Analog Input Units, 106, 114, 117 Pulse Input Units, 24 Analog Output Units, 121, 128 PRT1-COM, 15 Relay Output Units, 24 Relay characteristics, 99 Errors replacing relays, 165 processing, 32 specifications, 97–101...
  • Page 184 GT1-ID32ML-1, 72–74 Specifications Transistor Output Units, 24 Analog Input Units, 104 output specifications, 52 I/O Units, 51–101 specifications, 74–96 PRT1-COM, 13 GT1-OD16, 74–76 Relay Output Units, 97–101 GT1-OD16-1, 76–78 Transistor Input Units, 54–73 GT1-OD16DS, 88–89 Transistor Output Units, 74–96 GT1-OD16DS-1, 90–91 Synchrounous, 15 GT1-OD16ML, 83–85...

  • Page 185: Revision History

    Revision History A manual revision code appears as a suffix to the catalog number on the front cover of the manual. Cat. No. W900-E2-1 Revision code The following table outlines the changes made to the manual during each revision. Page numbers refer to the previous version.
  • Page 186 Wegalaan 67-69, NL-2132 JD Hoofddorp The Netherlands Tel: (31)2356-81-300/Fax: (31)2356-81-388 OMRON ELECTRONICS, INC. 1 East Commerce Drive, Schaumburg, IL 60173 U.S.A. Tel: (1)847-843-7900/Fax: (1)847-843-8568 OMRON ASIA PACIFIC PTE. LTD. 83 Clemenceau Avenue, #11-01, UE Square, Singapore 239920 Tel: (65)835-3011/Fax: (65)835-2711...
  • Page 187 Authorized Distributor: Cat. No. W900-E2-1 Note: Specifications subject to change without notice. December 1999...

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