Glossary
FBUS-HSE/H1 LD User Manual G-2 ni.com
Boolean Logical relational system having two values, each the opposite of the other,
such as true and false or zero and one.
bps Bits per second.
buffer Temporary storage for acquired or generated data.
bus The group of conductors that interconnect individual circuitry in a
computer. Typically, a bus is the expansion vehicle to which I/O or other
devices are connected. Examples of PC busses are the ISA and PCI buses.
C
CCelsius.
cable A number of wires and shield in a single sheath.
channel A pin or wire lead to which you apply or from which you read the analog
or digital signal.
circuit Interconnection of components to provide an electrical path between two or
more components.
CISPR International Special Committee On Radio Interference.
control loop A set of connections between blocks used to perform a control algorithm.
controller An intelligent device, usually involving a CPU, that is capable of
controlling other devices.
current The flow of electrons through a conductor.
D
DC Direct current.
descriptor A number returned to the application by the NI-FBUS Communications
Manager, used to specify a target for future NI-FBUS calls.
device A sensor, actuator, or control equipment attached to the Fieldbus.
device ID An identifier for a device that the manufacturer assigns. No two devices can
have the same device ID.