Appendix A – Definitions and Abbreviations
A-2
NIBA-01 Installation and Start-up Guide
OV
See Object Dictionary
Password
Password for the access control
PCP
Peripherals Communication Protocol. Also, an operating mode of the
NIBA-01 for transferring parameter data
Phys. Status
Status of the module hardware
Primitive
Basic operation of a service
Process Data
Data that contains Control Word and Reference value or Status Word
and Actual value. May also contain other control information
Profile
Adaptation of the protocol for certain application field, e.g. drives
Protection
The value of the access check. (00: Protection off; FF: Protection on)
Reason Code
Error code for the connection release
Receive High
High-priority send buffer size. (Always 00)
Receive Low
Low-priority send buffer size (in bytes)
Reject
Service, designation of the service type which indicates a
non-allowable access to a station
Reject Code
Designation of the error cause which initiated the reject
Request
Service request by the client
Response
Sending of the order confirmation by the server after the order has
been executed
Result
Acknowledgement result of a service (positive: 00; negative: 01 to FF)
Send High
High-priority send buffer size. (Always 00)
Send Low
Low-priority send buffer size (in bytes)
Server
Service provider
Slave
Passive bus participant
Status Word
16-bit word from slave to master with bit-coded status messages
String of Module
Module type designation as a data string, the length of which is
specified with Length
String of Profile
Module profile as a data string, the length of which is specified with
Length
String of Revision
Module revision as a data string, the length of which is specified with
Length
String of Vendor
Manufacturer name as a data string, the length of which is specified
with Length
Subindex
Pointer to a location in a variable/field
Supported Services
6-word code of the supported services
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