GE GFK-1541B Operation & User’s Manual

Text of GE GFK-1541B User Guide:

• GE GFK-1541B, Index GFK-1541B Index Index-5 Simple isolated network configuration, 2-24, 2- 34, 2-49 Simple Network Time Protocol, 5-25 SNTP, 5-25 Software Loader, 2-14, 2-28, 2-39, 2-53 Software Loader Port RS-485, B-4 Series 90-30 CPU364, 2-19, 2-31 Series 90-30 CPU364 Ethernet Interface, B-2 Series 90-70 Ethernet Interface (Type 2), 2-43 SQE, 2-46 Ethernet products, B-15, B-17 Station Address Label Series 90-30 CPU364, 2-5, 2-20, 2-31 Series 90-70 Ethernet Interface (Type 2), 2-44 Station Manager Port, B-2 IC693CMM321, 2-5 Series 90-30 CPU364, 2-19, 2-31 S

• GE GFK-1541B, GFK-1541B Chapter 3 Programming Channel Commands 3-21 3 Example 2 Command Block–Example using a Network Address name This example is the same as Example 1 except that the Network Address name of the Remote PLC (“PLC_1aa”) is used instead of its IP address. For more information on Network Address names, see the chapter: “Network Administration Support”. Establish a write channel (Channel 6) to a remote PLC with a Network Address name of “PLC_1aa”. Return the COMMREQ Status word to %R10. Write l

• 4-26 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B 4 Controlling Communications in the Ladder Program This section provides tips on how to control communications in your ladder program. Only segments of actual ladder logic are included. Topics discussed are:  Essential Elements of the Ladder Program

• GE GFK-1541B, GFK-1541B Chapter 2 Installation 2-41 2 Installing the IC697CMM742 Ethernet Interface The IC697CMM742 Ethernet Interface is mounted in a Series 90-70 PLC rack. It is connected to an Ethernet network via a 10Base-T port, a 10Base2 port, or a user-provided transceiver cable and transceiver via an AUI port. IC697CMM742 Ethernet Interface ETHERNET INTERFACE MODULE OK LAN ONLINE SERIAL ACTIVE STATUS RESTART STATION MGR RS 232 SERVICE OPTION S/W LOAD RS 485 C O N N E C T I O N 10 BASE T 10 BASE 2 OR AUI OR E T H E R N E T S E R I A L S C O N N E C T I O N DEFAULT STATION ADDRESS LABEL FU3 JP7 LEDS RESTART PUSHBUTTON STATION MG

• 3-18 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B 3 Status word. If the channel number is the same as a channel already in use, the channel will be re-tasked to perform this new command. (Word 9) Number of Write Repetitions: Word 9 specifies the number of writes to be performed before automatically completing the commu

• GE GFK-1541B, GFK-1541B Chapter 2 Installation 2-51 2 Verifying Proper Power-Up of the CMM742 After configuring the Interface, follow the procedure below to verify that the Ethernet Interface is operating correctly. 1. Turn power OFF to the PLC for 3–5 seconds, then turn the power back ON. This will initiate a series of diagnostic tests. The MODULE OK LED will blink indicating the progress of power-up. 2. The LEDs will have the following pattern upon successful power-up. At this time the Ethernet Interface is fully operational and on-line. LED Ethernet Interface Online MO

• GE GFK-1541B, GFK-1541B Chapter 4 Programming Modbus/TCP Channel Commands 4-33 4 Troubleshooting a Ladder Program As mentioned, there are several forms of status data which can be used in your ladder program. The use of the LAN Interface OK bit in the LAN Interface Status Word was described in the ladder program fragment above. Some of the status data can be used to troubleshoot your program in its developmental stage. The two primary sources of this data are the FT Output on the COMMREQ Function Block and the COMMREQ Status word (CRS word). FT Output is ON If after execu

• GE GFK-1541B, 4-28 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B 4 Rung # 4 : The BLKMV INT functions set up the COMMREQ Command Block contents. When this rung is activated, the constant operands are moved into the memory beginning at the address indicated in the instruction. The constant operands in this example are defined in the Open Modbus/TCP Connection Example in this chapter. 5 6 Rung # 5 : The COMMREQ Function Block has three input parameters and one output parameter.  The IN field points to the starting location of the Command Block parameters (%R00301 in this example).  The SYSID field of t

• GE GFK-1541B, GFK-1541B Appendix A Glossary A-3 A CSMA/CD See Carrier Sense Multiple Access with Collision Detection. Data Communications Equipment (DCE) Examples: Modems and transceivers. Distinct from DTE, Data Terminal Equipment. Data Link Layer In Open Systems Interconnection architecture, the layer (Layer 2) that provides services to transfer data over a physical link between open systems. Consists of the LLC and MAC sublayers. Data Terminal Equipment Examples: computers, terminals, printers. Distinct from DCE, Data Communications Equipment. DCS Words See Detailed Channel Status Words. Detailed Channel Status Words Two status words conta

• D-4 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B D 9. Use the CHSOSW Station Manager commands to enter the configuration data for this Ethernet Interface. The IP addressing parameters ( ip_address , subnet_mask , gateway , and name_server ) must be set to values supplied by the person in charg

• GE GFK-1541B, GFK-1541B Appendix B Communications Port Characteristics B-11 B 10Base2 Port The IC697CMM742 Series 90-70 Ethernet Interface (Type 2) is equipped with a 10Base2 port for direct connection to a 10Base2 (thin wire) coaxial cable network, without addition of an external transceiver. The 10Base2 port on the Ethernet Interface is connected to the 10Base2 network cables by a BNC Adapter (female, male, female, in either “T” or “F”configurations). Your 10Base2 network cables and connectors must meet the

• GE GFK-1541B, GFK-1541B Chapter 3 Programming Channel Commands 3-39 3 Minor Error Codes for Major Error Codes 5H and 85H (Continued) Error Status Service Request Error Description (Hexadecimal) F705H/F785H Required to log in to a task for service. F805H/F885H Invalid task name referenced. F905H/F985H Task address out of range. FC05H/FC85H I/O configuration is invalid. FE05H/FE85H No privilege for attempted operation. FF05H/FF85H Service request has been aborted. Minor Error Codes for Major Error Code 11H (at Remote Server PLC) Error Status (H

• GE GFK-1541B, 7-2 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B 7 Diagnostic Tools Available for Troubleshooting There are several tools to assist you in diagnosing problems with the Series 90 Ethernet Interface and the network.  Use the Ethernet Interface LEDs to troubleshoot a problem on power-up of the Ethernet Interface and for an immediate visual summary of the operational state of the Interface.  Use the Series 90 PLC Fault Table to troubleshoot a problem once the Interface is running. It provides a record of exceptions logged by the PLC, the Ethernet

• GE GFK-1541B, Index Index-4 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual– May 2002 GFK-1541B new style Series 90-30 Ethernet Interface, 2-5 Series 90-30 CPU364 with Embedded Ethernet Interface, 2-19 Powering-up new style IC693CMM321, 2-12 Power–up problems, 2-12, 2-26, 2-37, 2-51 Power-up states new style IC693CMM321, 2-13 Series 90-30 CPU364, 2-27, 2-38 Series 90-70 TCP/IP Ethernet Interface (Type 2), 2-52 Private Networks, IP addresses, 6-3 Problems During Power up, 2-12, 2-26, 2-37, 2-51 Produced Data

• GE GFK-1541B, B-20 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B B AUI (Transceiver Cable) Connection The figure below shows a typical cable configuration to connect the AUI port of the Ethernet Interface to an external transceiver. a44668c Ethernet Interface PIN 15- Pin Male Transceiver PIN 15- Pin Male 15- Pin Female SHELL 15- Pin Female 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 GND CP+ TX+ GND RX+ GND GND CP- TX- GND RX- +12V GND SHELL Note Pinouts are provided for troubleshooting purposes only. Cables are readily available from commercial distribu

• GE GFK-1541B, GFK-1541B Chapter 2 Installation 2-33 2 CPU374 Configuration Before you can use the Ethernet Interface with the Series 90-30 PLC, you must configure the Interface using the PLC programming software. The PLC programming software allows you to specify the modules and I/O that will reside in your Series 90-30 PLC rack(s). The Hand Held Programmer can not be used to configure the Ethernet Interface. For the Ethernet Interface specifically, the configuration software allows you to:  Define the Status address of the Ethernet Interface.  Assign t

• GE GFK-1541B, GFK-1541B Chapter 4 Programming Modbus/TCP Channel Commands 4-23 4 Communications Status Words The COMMREQ Status word (CRS word) reports status in the format shown below. The CRS word location is specified in Words 3 and 4 of the Command Block. Hex Format High Low 00 00 Minor Error Codes (high byte) Success and Major Error Codes (low byte) CRS Word in There are several points to remember when interpreting the contents of the COMMREQ Status word: 1. Display the Status Words in hexadecimal form to more easily differentiate the high and low bytes. A good way to do this is to use a MOVE WORD function block to

• GFK-1541B Chapter 5 Ethernet Global Data 5-15 5 Status Word A variable that identifies the memory location where the status value for the consumed exchange will be placed. Valid memory types are listed later in this chapter. Time Stamp A variable that identifies the memory location where the timestamp of the last data packet will be placed. The timestamp is not an actual date,

• 5-6 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B 5 Configuration Planning Producer and Consumer Periods for PLCs Follow these guidelines for the producer and consumer periods.  Set the producer period and the consumer period to the same value. This makes the system easier to troubleshoot and makes network r

• GE GFK-1541B, GFK-1541B Chapter 2 Installation 2-9 2 Configuring the Interface Using the Logicmaster 90-30 Configuration Software To configure the CMM321, access the I/O Configuration rack screen in the Logicmaster 90-30 Configuration Package, and do the following: 1. Move the cursor to the desired rack and slot location. The slot may be either unconfigured or previously configured. 2. Press the Communications softkey, i.e., Comm (F6). 3. Press Ethernet (F2). 4. Press Enter to select the Ethernet Interface. 5. Configure the Ethernet parameters. Refer to the topic “Configuration Parameters” that follows for more info

• GE GFK-1541B, B-16 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B B IC649AEA102 Transceiver Connection Note Transceivers must be compatible with the IEEE 802.3 standard and must have the SQE option Enabled. Caution PLC power must be OFF when connecting or disconnecting the transceiver. Transceiver Cable to Ethernet Interface a45490 10 Base T Cable RJ-45 Connector Ethernet Interface AAUI

• GE GFK-1541B, B-4 TCP/IP Ethernet Communications for the Series 90™ PLC User's Manual – May 2002 GFK-1541B B RS-485, 15-Pin, D-Type Port The 15-pin, D-type, RS-485 port is used on the IC693CMM321 (AAUI-only Type) of the Series 90-30 Ethernet Interface and on the Series 90-70 Ethernet Interface module CMM742. It is used to connect to the PC Software Loader when the communications firmware in the Ethernet Interface is to be updated. The Series 90-30 CPU364 Embedded Ethernet Interface uses the RJ- 11 port to connect to the Software Loader. An RS-232 to RS-485 converter is required to interface to systems that provide RS-232 compatible interfaces. Port Settings The serial

• GE GFK-1541B, GFK-1541B Chapter 3 Programming Channel Commands 3-27 3 (Words 7–17): See the descriptions in Example 1. (Word 18) Remote Host - Network Address Type: Word 18 specifies the format of the remote host’s address. Currently, Word 18 must contain the value 1 or 3. A value of 1 indicates a dotted-decimal IP address expressed using a separate register for each decimal digit. A value of 3 indicates a Network Address name. See Example 1 for information on using address type 1. (Word 19) Remote Host - Network Address Length: Word 19 specifies the length in words of the remote host’s Network Address name. With an address type of 3

• GE GFK-1541B, GFK-1541B Appendix D Using the IC697CMM742 with PLC CPU Versions 4.12 - 5.50 D-5 D 10. Use the SOSW Station Manager command to verify that all configuration parameters have been set to the proper values. A typical SOSW command is shown below: * sosw <<< Soft Switch Data >>> IP Address = 10.0.0.1 (TCP/IP values from Soft Switches) Subnet Mask = 0.0.0.0 Gateway = 0.0.0.0 Name Server = 0.0.0.0 Port 1 (Station Manager): Port 2 (S/W Loader): Data Rate = 9600 Data Rate = 19200 Parity = NONE Parity = ODD Stop Bits = 1 Stop Bits = 1 Flow Control = NONE Flow Control = NONE

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