User manual OMRON GRT1-CRT 05-2008

[. . . ] W476-E1-01 CompoNet Communications Unit SmartSlice GRT1-CRT OPERATION MANUAL SmartSlice GRT1-CRT CompoNet Communications Unit Operation Manual Produced May 2008 iv Introduction Introduction Thank you for buying a SmartSlice CompoNet Communications Unit. The CompoNet Communications Unit is an interface unit which complies with the CompoNet standard. It connects SmartSlice I/O Units to a CompoNet Master Unit. Be sure you understand the functions and performance of the Units fully before you use them. Intended Audience This manual is for the personnel below. [. . . ] This table shows the alarm status. Bit 0 Name Manchester error rate comparison value high high Non-volatile data error Reserved. Description The code error rate is higher than the high high comparison value. The DPRAM interface sent a status error. Not used. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 49 I/O Allocations to CompoNet Master Unit Doing a Check of the Communications Status with the CX-Integrator Section 5-3 You can use the CX-Integrator to do a check of the communications status. Right-click the icon of CompoNet Communications Unit and select Maintenance Information. (From the Maintenance Mode Window, double-click the icon. ) The Monitor Window will show. The window will show the communications status of the SmartSlice I/O Units. These are the meanings of the colors of the status indicators. · Red: The Alarm Status Bit for the SmartSlice I/O Unit is ON. · Yellow: The Warning Status Bit for the SmartSlice I/O Unit is ON. · Blue: The SmartSlice I/O Unit is communicating as normal. Refer to the GRT1 Series SmartSlice I/O Units Operation Manual (Cat. W455) for information on errors in SmartSlice I/O Units. 50 I/O Allocations to CompoNet Master Unit Section 5-3 5-3-4 Allocating I/O with the CX-Integrator You can use the CX-Integrator to set I/O allocations. Double-click the icon of the CompoNet Master Unit. (In the Maintenance Mode Window, right-click the icon and select Parameter - Edit. ) The Configuration Window will show. 3. Click the Software Setting Table Tab and set the areas, addresses, and number of nodes for word outputs and word inputs. The area is the memory area in the CPU Unit and the address is the address of the first word to allocate. "Node" is the number of words in the Input or Output Area. If status words are necessary, set them too. 51 I/O Allocations to CompoNet Master Unit Note Section 5-3 The "number of nodes" is the number of words in the Input and Output Areas that the SmartSlice I/O Terminal uses. To find the number of words in the Input and Output Areas, open the Configuration Window of the Communications Unit and click the I/O Map Tab. The tab page will show the number of words in the Input Area and the Output Area. Number of words in Input Area Number of words in Output Area 4. Click the General Tab, and then click the Transfer [PC to Unit] Button. The CX-Integrator will start to download the parameters. [. . . ] This message writes the set value (unit: 0. 1 h) for the conduction time of the CompoNet Communications Unit. This message reads the present value (unit: 0. 1 h) of the conduction time of the CompoNet Communications Unit. This message reads the monitor status of the conduction time for the CompoNet Communications Unit. 0EHex Class ID 95Hex Command Instance Attribute ID ID 01Hex 73Hex --Data size 4 bytes 0000 0000 to FFFF FFFF hex (0 to 4, 294, 967, 295) Response Unit Maintenance Read Set Value Write 10Hex 95Hex 01Hex 73Hex 4 bytes --0000 0000 to FFFF FFFF hex (0 to 4, 294, 967, 295) Unit Maintenance Read Present Value 0EHex 95Hex 01Hex 71Hex --- 4 bytes 0000 0000 to FFFF FFFF hex (0 to 4, 294, 967, 295) Unit Maintenance Read Flag 0EHex 95Hex 01Hex 72Hex --- 1 byte 00 hex: In range 01 hex: Out of range (larger than the threshold) Alarm Information Read Explicit message Alarm Information Read Service Function Service Code Read This message 0EHex reads the alarm information from the SmartSlice I/O Terminal. [. . . ]