eWON General Reference Guide - Esco Drives & Automation

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General Reference GuideIO Servers ConfigurationATopic NameBItem NameCValueName, DeviceType-DeviceAddressValueNameDevice Type and Address are defined Tag by TagOnly device Type SLC500 is supportedDevice Address is a number between 0..254Topic PLC Address is usedThe Item Name can contain the PLC address where the value is polled, or not. If the address is also specified at the topic level, the addressspecified at Tag level will be ignored.5.6.3.1 Value NameTable 75: DF1 IO server configuration5.6.3.1.1 General DescriptionThe general format of value names for data from SLC-500 controllers matches the naming convention used by the programming software. Theformat is shown below (The parts of the name shown between square brackets are optional).General Value Name Format: X: [file] element [.field] [/bit]X: Identifies the file type. The below table summarizes the valid file types, default file number for each type and the fields allowed.X File Type Default file Number FieldsO Output 0I Input 1S Status 2B Binary 3T Timer 4 .PRE, .ACC, .EN, .TT, .DNC Counter 5 .PRE, .ACC, .CU, .CD, .DN, .OV, .UN, .UAR Control 6 .LEN, .POS, .EN, .DN, .ER, .UL, .IN, .FDN Integer 7F Floating 8A ASCII noneTable 76: value names for DF1 addresses• File: File number must be 0-255 decimal• Element: Element number within the file• Field: Valid only for Counter, Timer and Control files• /bit: Valid for all types except Floating5.6.3.1.2 Output File ItemsOutput File Item Format: O[n]:e.s[/b]• "n" represents the file number and is optional. Value is always zero• "e" indicates the element number in the file (0..30)• "s" indicates the sub-element number (0..255)• "b" specifies the bit (0..15) decimal5.6.3.1.3 Input File ItemsInput File Item Format: I[n]:e.s[/b]• "n" represents the file number and is optional. Value is always one• "e: indicates the element number in the file (0..30)• "s" indicates the sub-element number (0..255)• "b" specifies the bit (0..15) decimalRG-001-0-EN ver 1.5 eWON® - 20/03/2009 - ©ACT'L sa Page 103
General Reference GuideIO Servers Configuration5.6.3.1.4 Status File ItemsStatus File Item Format: S[n]:e[/b]• "n" represents the file number and is optional. If not specified, it is assumed to be 2• "e" indicates the element number in the file (0..255)• "b" specifies the bit (0..15) decimal5.6.3.1.5 Binary File ItemsBinary File Item Format: B[n]:e/b• "n" represents the file number and is optional. If not specified, it is assumed to be 3, otherwise must be between 3 and 255 decimal• "e" indicates the element number in the file (0..255)• "b" specifies the bit (0..15) decimalNote:The format B[n]/b is not supported.5.6.3.1.6 Timer File Items• Timer File Item Format: T[n]: e [.f] [/b]• "n" represents the file number and is optional. If not specified, it is assumed to be 4, otherwise must be between 4 and 255 decimal• "e" indicates the element number (3 words per element) in the file (0..255)• "f" identifies one of the valid values for timer fields specified in the table above. If omitted it is assumed to be the word containing thestatus bits• "b" specifies the bit (0..15) decimal5.6.3.1.7 Counter File ItemsCounter File Item Format: C[n]: e [.f] [/b]• "n" represents the file number and is optional. If not specified, it is assumed to be 5, otherwise must be between 5 and 255 decimal• "e" indicates the element number (3 words per element) in the file (0..255)• "f" identifies one of the valid values for counter fields specified in the table above. If omitted it is assumed to be the word containingthe status bits• "b" specifies the bit (0..15) decimal5.6.3.1.8 Control File ItemsCounter File Item Format: C[n]: e [.f] [/b]• "n" represents the file number and is optional. If not specified, it is assumed to be 6, otherwise must be between 6 and 255 decimal• "e" indicates the element number (3 words per element) in the file (0..255)• "f" identifies one of the valid values for counter fields specified in the table above. If omitted it is assumed to be the word containingthe status bits• "b" specifies the bit (0..15) decimal5.6.3.1.9 Integer File ItemsInteger File Item Format: N[n]:e[/b]• "n" represents the file number and is optional. If not specified, it is assumed to be 7, otherwise must be between 7 and 255 decimal• "e" indicates the element number in the file (0..255)• "b" specifies the bit (0..15) decimal5.6.3.1.10 Floating File ItemsFloating File Item Format: F[n]:e• "n" represents the file number and is optional. If not specified, it is assumed to be 8, otherwise must be between 8 and 255 decimal• "e" indicates the element number in the file (0..255)5.6.3.1.11 ASCII File ItemsASCII File Item Format: An:e[/b]• "n" represents the file number and is not optional• "e" indicates the element number in the file (0...255)• "b" specifies the bit (0..15) decimal5.6.3.1.12 Status registerThe STATUS Tag is a special Tag that returns information about the current state of the communication for a given device. As for other Tags, thestatus Tag ValueName is composed of:RG-001-0-EN ver 1.5 eWON® - 20/03/2009 - ©ACT'L sa Page 104
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General Reference GuideIntroduction
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