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Copyright 1994 by Siemens Industrial Automation, Inc. All Rights Reserved — Printed in USA Reproduction, transmission or use of this document or contents is not permitted without express consent of Siemens Industrial Automation, Inc. All rights, including rights created by patent grant or registration of a utility model or design, are reserved. Since Siemens Industrial Automation, Inc.
MANUAL PUBLICATION HISTORY SIMATIC TIWAY 1 Unilink Adapter Installation and Operation Manual Order Manual Number: PPX:TIWAY–8106–2 Refer to this history in all correspondence and/or discussion about this manual. Event Date Description Original Issue Second Edition Errata 1 04/86 05/86 10/86 Third Edition Fourth Edition 02/87 04/94 Original Issue (2494092–0001) Second Edition (2494092–0002) Correct pages 4-17 – 4-20, 5-9 – 5-12, B-1 – B-2.
LIST OF EFFECTIVE PAGES Pages Cover/Copyright History/Effective Pages iii — v 1-1 — 1-2 2-1 — 2-2 3-1 — 3-6 4-1 — 4-28 5-1 — 5-17 A-1 — A-2 B-1 — B-3 Registration Description Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Fourth Edition Pages Description
Contents Chapter 1 Manual Overview Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
List of Figures Figure 2-1 The Unilink Adapter and PIM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2-2 Network Interfacing with the Unilink Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 2-2 Figure 3-1 Figure 3-2 Figure 3-3 Figure 3-4 UNILINK Adapter and Hardware – PIM Installed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unilink Adapter – Access Door Open . . . . . . . . . . . . . . . . . . . .
List of Tables Table 3-1 Factory-Supplied Loopback Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Table 4-2 Table 4-3 Table 4-4 Table 4-5 Table 4-6 Table 4-7 RS-232-C D-Connector Pin Assignments/Ports 1 and 2 . . . . . . . . . . . . . . . . . . . . . . . . . . 9-Pin Connector Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . External Output Electrical Specifications . . . . . . . . . . . . . . . . . . . .
Chapter 1 Manual Overview This manual contains the basic information you will need to install, test, and troubleshoot the Siemens Industrial Automation, Inc. Universal Network Adapter (called the SIMATIC “Unilink Adapter” or the “Adapter” throughout the remainder of this manual).
• Appendix A contains schematic diagrams of the Unilink Adapter Loopback Connectors. • Appendix B lists the Adapter Specifications. • Index References Additional information covering both the TIWAY I theory of operation and the capabilities of the Unilink Adapter for your specific application can be found in the SIMATIC TIWAY Systems Manual (PPX:TIWAY–8101–x) and the appropriate Personality Interface Module (PIM) User’s Manual.
Chapter 2 Introduction to the Unilink Adapter The Unilink Adapter and Personality Interface Module (PIM) are shown in Figure 2-1. Together they provide a tailored interface between a TIWAY I Local Area Network and an RS-232/RS-422/RS-Unilink423 device (referred to in the remainder of this manual as the “attached device”). This interface enables the attached device to communicate over TIWAY I as shown in Figure 2-2.
Interfaces The Unilink Adapter provides the hardware required for the physical interface between the attached device and TIWAY I. The PIM provides the software that customizes the interface to the attached device. Any Unilink Adapter can be reconfigured to function with a new or different attached device by changing the PIM. Figure 2-2 Network Interfacing with the Unilink Adapter Unilink Adapter/PIM 2-2 The Unilink Adapter and this manual are common to all applications of the Adapter.
Chapter 3 Hardware Description The purpose of this chapter is to describe the following hardware components of the Unilink Adapter: 1. The metal case, door, brackets, and associated hardware. 2. The PIM. 3. The Adapter Connectors. 4. The Loopback Connectors.
The Metal Case and Door The Unilink Adapter’s metal case provides bracket-attachment bolt holes for secure factory-floor installation. As shown in Figure 3-2, the Unilink Adapter’s hinged door provides access to six LEDs, the RESET Switch, the Dipswitches, and the Personality Interface Module (PIM). Both the PIM label and the ADAPTER GOOD LED are visible when the Adapter’s door is closed.
The Personality Interface Module The Personality Interface Module (PIM) configures the Unilink Adapter to interface with the attached device, and is purchased separately. Figure 3-3 The PIM The PIM is easily removed and replaced when the Adapter’s door is open. The PIM’s label is visible at all times.
Adapter Connectors The following connectors are provided on the Adapter’s rear panel: 1. Four D-type connectors. 2. One External Input/Output (I/O) Connector. 3. One Power Connector.
NOTE: Unilink Adapter PPX:500–7111 is shown in Figure 3-4. The rear panel on your Adapter may differ. Connector configurations by model number follow, and Chapter 4 has detailed information on all Adapter connectors. Ports 1 and 2. Adapter PPX:500–7111 and PPX:500–7113 are configured for use with the Siemens Industrial Automation, Inc. Local Line media on the TIWAY I LAN, and have two 9-pin D-type female connectors at Ports 1 and 2.
AC Power Connector. This is a 3-terminal screw-type connector. ! WARNING External Loopback Connectors The AC power connector cover should always be replaced after field-wiring the Adapter AC power, and before power is energized. Loopback connectors are provided for use during the USER diagnostics described in Chapter 5. These connectors must be installed in order for your Adapter to successfully complete the diagnostic tests.
Chapter 4 Installing Your Unilink Adapter This chapter provides the information necessary to properly install your Unilink Adapter. Included are the following: ! WARNING • the Adapter’s specifications and certifications. • hardware requirements. • hardware installation instructions. • Adapter dimensions. • required clearances for proper ventilation. • Adapter mounting configurations. • Local Line and RS-232-C cable installation guidelines. • suggested wire gauges.
4.1 Specifications and Certifications • Operating Temperature Range = 0 to 60° C (32 to 140° F) • Storage Temperature Range = –40 to 85° C (–40 to 185° F) • Humidity = 0 to 95% (non-condensing) • AC Line Voltage and Frequency (field-wired): PPX:111, PPX:7112: 88 – 132 VRMS, 47 to 63 Hz PPX:7113, PPX:7114: 140 – 264 VRMS, 47 to 63 Hz 4-2 • Power dissipation = 20 vA maximum • Agency approvals = UL Listed; FM Class I Div.
4.2 Installation Procedure The steps listed in this section should be followed when installing the Unilink Adapter. Some needed information is found in other chapters, which are referred to wherever necessary. NOTE: You should read this entire section before attempting to install your Unilink Adapter. The procedures given here assume that you have an operating TIWAY I Local Area Network.
Installation Procedure (continued) Adapter Installation – Overview. The steps listed in this paragraph summarize the Unilink Adapter installation procedures. Details of each step will be found in the paragraphs which follow this list. 1. Make certain you have all necessary Unilink Adapter hardware components for your Adapter model as listed in this section. 2. Install the Adapter in a secure place which is convenient to your TIWAY I network communications media and the attached device. 3.
Procedures and references for each of the above steps are given in the paragraphs below. Hardware Components NOTE: If you are installing your own TIWAY I network cables, please refer to your SIMATIC TIWAY Systems Manual (PPX:TIWAY–8101–x) for additional information. The following hardware is required to properly install the Unilink Adapter: 1. The Unilink Adapter. 2. L-shaped mounting brackets and the 10-32 x .375 bracket screws (supplied with your Adapter). 3.
Installation Procedure (continued) 6. Two Siemens Industrial Automation, Inc. Tap Housings, Part No. 2702766–0001 (for Local Line installations only – supplied with your Adapter). 7. Mounting screws (user-supplied – .250 diameter). 8. RS-232-C cable for use with modems (both cable and modems are user-supplied). 9. AC power wiring up to 14 A.W.G. (user-supplied and field-wired). 10. Dust caps – installed on all Adapter connectors.
• Adapter Dimensions Without Brackets. Adapter outside dimensions are given in Figure 4-1.
Installation Procedure (continued) • Adapter Dimensions – Brackets Installed. Center to center bolt hole dimensions (with mounting brackets installed) are given in Figure 4-2.
• Required Clearances. Figure 4-3 illustrates the clearances necessary for proper ventilation of the Adapter. Figure 4-3 Required Clearances for Proper Ventilation ! CAUTION Clearances shown will ensure proper ventilation only if all vents on your Adapter’s metal case are kept free of obstructions.
Installation Procedure (continued) Mounting Configurations. Siemens Industrial Automation, Inc. recommends that you mount the Adapter in one of the configurations shown in Figure 4-4 or Figure 4-5 below. ! CAUTION There are several other ways to mount the Unilink Adapter; however, configurations other than those illustrated in this manual could adversely affect Adapter operation.
Figure 4-5 Surface-Mount Configurations TIWAY 1 Unilink Adapter Installation and Operation Manual Installing Your Unilink Adapter 4-11
Installation Procedure (continued) Cable Installation. Care should be taken when connecting cables to the Adapter ports to avoid bending pins or otherwise damaging the “D” connectors. After making certain all connectors are properly mated, secure them with their mounting screws (see Figure 4-6).
Network Interface Ports 1 and 2. The Unilink Adapter Ports 1 and 2 (see Figure 4-7) are the TIWAY I network interface ports. They support either redundant Local Line transmission media (PPX:500-7111 and PPX:500–7113), or redundant RS-232/423 media (PPX:500–7112 and PPX:500–7114).
Installation Procedure (continued) • Local Line – Ports 1 and 2. The Local Line interface to TIWAY I is a female 9-pin “D” connector. Pin assignments are shown in Table 4-1.
• RS-232/423 – Ports 1 and 2. In Adapter models configured to support dual RS–232/423 transmission media, both Ports 1 and 2 have 25-pin D-type connectors installed. Figure 4-8 lists the Port 1 and 2 RS-232-C signals and their respective connector pin numbers.
Installation Procedure (continued) Table 4-2 RS-232-C D-Connector Pin Assignments/Ports 1 and 2 Interchange Circuit Connector Pin No. C.C.I.T.T.
Communications Ports 3 and 4. Ports 3 and 4 are independent serial ports which are used by the Unilink Adapter to communicate with the attached device.
Installation Procedure (continued) • Port 3. Port 3 is a general purpose serial port which implements a subset of RS-232-C control, data, and timing signals using RS-423 drivers and receivers. It utilizes a 25-pin D-connector. Port 3 signals and their respective connector pin numbers are given in Table 4-2. Port 3 is wired as Data Terminal Equipment (DTE). Some applications may require a port configured as Data Communications Equipment (DCE).
• Port 4. Port 4 is an application-specific serial communications port which provides two media options in the same 9-pin connector. Please consult your PIM User’s Manual for your specific application. The transmission media options listed below are available at Port 4’s 9-pin connector. Connector pin assignments are listed in Table 4-3. 1. RS-422 Compatible 2.
Installation Procedure (continued) External Input/Output. Use of the External Input/Output (I/O) terminal will depend on your particular application. The PIM User Manual provides additional information concerning the use of the External Input/Output (1/O) terminal. The following paragraphs provide additional information concerning external 1/O connections.
• External I/O Connector Pinout. The connections to the External I/O terminal should correspond to Figure 4-12. Suggested wire gauges are given in Table 4-7. NOTE: You must provide +20 to +30 VDC at pin 3 of the External I/O Terminal if you use the external output. You do not have to apply power if you use the input only.
Installation Procedure (continued) • The External Output. The Unilink Adapter optionally provides an output signal in the range of 0 to 30 volts, at a current range of 0 to 0.5 amps. Table 4-4 External Output Electrical Specifications All values are for worst-case conditions unless otherwise noted. User supply voltage range 20.0 to 30.0 VDC, Class 2 Maximum output current 500 mA Surge current 2.0 A for 1 ms OFF state leakage current 2.0 mA at 30 VDC ON state voltage drop 2.0 V Max.
• ! CAUTION The External Input. The Unilink Adapter’s remote input terminal will accept incoming voltages as shown in Table 4-5. Voltages above those listed in Table 4-5 should not be applied to the External Input. Table 4-5 External Input Electrical Specifications All values are for worst-case conditions unless otherwise noted. Input voltage range for guaranteed ON conditions 20.0 to 40.0 VDC 20.0 to 36.0 VAC (RMS) Input current range for guaranteed ON conditions 5.0 to 15.0 mA 7.
Installation Procedure (continued) Attaching the AC Power Cable. With power OFF, field wire the AC power cable to the Adapter. ! WARNING Always re-install the AC Power Connector Cover supplied with your Adapter. • Voltage requirements (by model number) are listed in Table 4-6. • An illustration of the AC power terminal is given in Figure 4-13.
Figure 4-13 Unilink Adapter Power Connector NOTE: Suggested wire gauges are given in Table 4-7. PIM Handling Precautions. The PIM is a static-sensitive device, and should be handled with care to prevent the accidental destruction of its ROM by electrostatic discharge (ESD). 1. Handle the PIM as little as possible. 2. The PIM and persons handling the PIM should always be at the same ground potential. 3. The PIM should be stored and transported in its anti-static bag or in anti-static material. 4.
Installation Procedure (continued) Installing/Removing the PIM ! WARNING AC Power to the Adapter should be disconnected any time a PIM is removed or replaced. The Adapter’s door should never be propped open; it should be held open with your free hand. Figure 4-14 PIM Location 4-26 • Installation. When installing the PIM, slide it onto the Adapter connector until it mates securely. Be careful to ensure correct vertical alignment of the connectors.
Initial Power-Up and Testing. Remove all cables attached to Ports 1 through 4 and proceed as follows: 1. Apply AC power. 2. Refer to Chapter 5 in this manual and execute USER diagnostics. NOTE: If the Adapter fails the USER diagnostics, refer to the Troubleshooting Section of Chapter 5 and proceed as suggested. 3. If the Adapter successfully completes USER Diagnostics, refer to Chapter 5 in this manual and execute RESET Diagnostics.
4.3 Connector Wire Gauges – Summary The correct wire gauges for each connector and terminal on the Unilink Adapter are summarized in Table 4-7. Table 4-7 Connector Wire Gauges Connector/Terminal 25-Pin D-Type Connector 9-Pin D-Type Connector Screw-Terminal External I/O Screw-Terminal AC Power 4-28 Installing Your Unilink Adapter Wire Gauge 22 to 26 A.W.G. 22 to 26 A.W.G. Up to 14 A.W.G. Up to 14 A.W.G.
Chapter 5 Diagnostic Tests The purpose of this chapter is to: • describe the functions of the Unilink Adapter’s switches and indicators. • provide complete diagnostic test procedures. The diagnostic tests described in this chapter verify the proper operation of: • the diagnostics Read Only Memory (ROM). • the Adapter’s microprocessor, including its Random Access Memory (RAM) and communications circuits. • the Adapter’s media boards, its power supply, watchdog timer, and external loopback circuits.
5.1 Status Display Indicators The SIMATIC Unilink Adapter has six status display indicators (LEDs). Only ADAPTER GOOD (LED number 1) is visible through the closed door. You must open the door to see the remaining five. Figure 5-1 Adapter LEDs During normal operation of the Unilink Adapter, the various functions of LEDs 2 through 6 are determined by the PIM. For a detailed discussion of these functions, please refer to your PIM User Manual.
When illuminated, the ADAPTER GOOD LED (see Figure 5-2) indicates that the Unilink Adapter is functioning normally. This LED is also used as an indicator during diagnostic testing and normal operation of your Adapter. For information regarding LEDs two through six during tests, please see Sections 5.7 and 5.8, which describe the LED functions during USER and RESET Diagnostic Tests.
5.2 Diagnostic Tests: With or Without PIM Unilink Adapter diagnostic tests will execute with or without the PIM installed. However, when it is installed, the PIM executes tests in addition to those conducted by the Adapter alone. Please refer to your PIM User Manual for more information. If your PIM is not installed, the Unilink Adapter will test its own components. It will return Error Code 01000 indicating that the PIM is not installed, even if the Adapter passes all other tests.
5.3 Reset Switch The RESET Switch (see Figure 5-4) is accessible only when the Unilink Adapter’s door is open. ! WARNING Pressing this switch causes a hardware reset and stops all system operation. The Adapter enters a diagnostic test mode regardless of system activity in progress at the time. The test mode entered is either RESET Diagnostics or USER Diagnostics, depending on the configuration of Position 10 of Dipswitch 2. For additional information, please refer to Section 5.
5.4 Dipswitches 1 and 2 Two ten-position dipswitches are accessible when the Unilink Adapter’s door is opened (see Figure 5-5). Figure 5-5 Dipswitches 1 and 2 The functions of each of the ten positions of Dipswitch 1, and the first nine positions of Dipswitch 2, are described in your PIM User Manual. Position 10 of Dipswitch 2 controls the diagnostic test mode entered at powerup of the Unilink Adapter, or upon entering RESET (pressing the RESET switch).
5.5 Test Mode Selection The two diagnostic test modes available to you are RESET and USER. The mode the Adapter will enter depends on the configuration of Dipswitch 2, Position 10 (see Table 5-1). Figure 5-6 Dipswitch 2, Position 10 Table 5-1 Unilink Adapter Diagnostic Test Modes Dipswitch 2 Position 10 Test Mode Entered at power-up/RESET PIM UP DOWN USER Test RESET Tests/Operations Mode Not Required* Not Required* *Adapter Diagnostics will run with or without the PIM installed.
5.6 LED Operation During Diagnostic Tests In both test modes, the diagnostics software will switch ON LEDs 1 through 6 for visual inspection at the beginning of the tests. After 1 second, all LEDs will then be switched OFF until the diagnostics finish, or until an error is detected. If the Unilink Adapter passes all Unilink Adapter tests and your PIM is installed, the software in your PIM will run further tests. For a description of USER Diagnostics, see Section 5.7.
5.7 User Diagnostic Tests Prior to initiating USER Diagnostics, you must physically disconnect all cables from Ports 1, 2, 3, and 4. Removing the cable from the External I/O Terminal is not required. NOTE: Failure to install loopback connectors, as discussed in the following paragraphs, will cause the Adapter to fail its diagnostics. The Unilink Adapter enters this test mode when 1. dipswitch 2, Position 10, is in the UP configuration, and 2. a RESET occurs.
User Diagnostic Tests (continued) NOTE: Ports 1 and 2 of Unilink Adapter PPX:500–7111 and PPX:500–7113 (dual Local Line) do not require the installation of loopback connectors. Mixed Media Loopback Connector. Port 4 (the mixed media channel) must have a 9-pin Siemens Industrial Automation, Inc. Loopback Connector (Part Number 2494055–0001) installed for satisfactory completion of the USER diagnostic tests.
Test Execution. During USER diagnostics, all tests listed in Table 5-2 are carried out, whether a PIM is installed or not (including external loopback tests on Ports 1 through 4). If your PIM is installed, it will conduct additional tests. Please refer to your PIM User’s Manual for details. The ADAPTER GOOD LED will flash two times each second upon completion of the USER Diagnostic Tests, regardless of whether an error was found. Diagnostics stop when the first error is encountered. No Errors.
User Diagnostic Tests (continued) Table 5-2 USER Diagnostic Tests and Error Codes LED PATTERN ERROR L 2 3 4 5 6 No Errors 0 0 0 0 0 Diagnostics ROM Error 0 0 0 0 1 RAM Error 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 1 1 0 1 0 Communications Circuit Error 0 0 1 1 1 PIM Missing or PIM ROM Error 0 1 0 0 0 –5 V Power Supply Error 0 1 0 1 0 Watchdog Timer Error 0 1 0 1 1 External Loopback Errors Port 1 External Loopback Port 2 External Loopback Port 3 External
To return the Adapter to an operating state, follow the procedure outlined below. 1. Remove all loopback connectors installed on Ports 1, 2, 3, and 4. 2. Install the cables you removed at the beginning of the USER diagnostic test procedure. 3. Reconfigure Position 10 of Dipswitch 2 by moving the switch lever to DOWN. NOTE: Install the PIM (if it is not already installed). 4. Press the RESET Switch. At this point, the Unilink Adapter will run the RESET diagnostic tests as outlined in Paragraph 5.8.
5.8 Reset Diagnostic Tests The Unilink Adapter enters this test mode when: 1. Dipswitch 2, Position 10, is in the DOWN configuration, and 2. a RESET occurs. NOTE: RESET diagnostics will execute with or without cables installed on Ports 1 through 4. A reset occurs when you power up the Unilink Adapter, and each time you press the RESET Switch after powerup. During RESET diagnostics, all tests listed in Table 5-3 are carried out. Your PIM does not have to be installed for the RESET diagnostics to run.
Error Indications. If no error is detected, the ADAPTER GOOD LED will illuminate at the completion of the diagnostics, and will remain illuminated. All other LEDs will be extinguished. If a failure is detected during RESET diagnostics, the ADAPTER GOOD LED flashes two times each second, and an Error Code is displayed on LEDs 2 through 6. For a list of these Error Codes, refer to Table 5-3. The RESET diagnostics will run each time the RESET switch is pressed.
Reset Diagnostic Tests (continued) Returning the Unilink Adapter to an Operational State. If no errors are found during the RESET Diagnostics, the Unilink Adapter will, upon completion of all tests, automatically pass control of its operation to the PIM. NOTE: Position 10 of Dipswitch 2 must be in the DOWN configuration for normal Adapter operation, and the PIM must be installed.
5.9 Troubleshooting In the event of an Adapter malfunction, the following data should be of value when performing diagnostic tests. If you require assistance, please call your Siemens Industrial Automation, Inc. distributor or sales agent. If you need assistance in locating your distributor or sales agent, call 800–964–4114. If technical assistance is needed, telephone 615–461–2522.
Appendix A Unilink Adapter Loopback Connectors Schematic of the RS-232/423 Loopback Connector Figure A-1 RS–232/423 Loopback Connector TIWAY 1 Unilink Adapter Installation and Operation Manual Unilink Adapter Loopback Connectors A-1
Schematic of the Mixed Media Loopback Connector Figure A-2 Mixed Media Loopback Connector A-2 Unilink Adapter Loopback Connectors TIWAY 1 Unilink Adapter Installation and Operation Manual
Appendix B Unilink Adapter Specifications General Specifications and Certifications • Operating Temperature Range = 0 to 60 degrees C (32 to 140 degrees F) • Storage Temperature Range = –0 to 85 degrees C (–40 to 185 degrees F) • Humidity = 0 to 95% (non–condensing) • AC Line Voltage and Frequency (field–wired): 7111, 7112: 88 – 132 VRMS, 47 to 63 Hz 7113, 7114:140 – 264 VRMS, 47 to 63 Hz • Power dissipation = 20 VA maximum • Agency Approvals = UL Listed; FM Class I Div.
External I/O Electrical Specifications Table B-1 External Output Electrical Specifications All values are for worst-case conditions unless otherwise noted. User supply voltage range 20.0 to 30.0 VDC, Class 2 Maximum output current 500 mA Surge current 2.0 A for 1 msecond OFF state leakage current 2.0 mA at 30 VDC ON state voltage drop 2.0 V Max. at 500 mA The output is internally protected against short circuits and reverse voltages.
Table B-2 External Input Electrical Specifications All values are for worst-case conditions unless otherwise noted. Input voltage range for guaranteed ON conditions 20.0 to 40.0 VDC 20.0 to 36.0 VAC (RMS) Input current range for guaranteed ON conditions 5.0 to 15.0 mA Typical current input at 24 VDC and 25 degrees Celsius 7.2 mA Input voltage range for guaranteed OFF conditions –3.0 to 5.0 VDC ON delay time range* 3.5 to 10 ms OFF delay time range* 3.
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