Features Of The Transmitter - Honeywell ST700 User Manual

1.3

Features of the transmitter

The transmitter is a configurable intelligent field device that acts as a pressure sensor, and
is capable of performing control algorithms on process variables. The core functionalities
of the field device include:
•
Process Variable (PV) measurement
•
Function Block Application Process (FBAP)
•
Device diagnostics
The ST 700 features standard fieldbus function blocks with manufacturer-specific additions
for enhanced operation. The transmitter can function as a Link Active Scheduler (LAS) in a
Fieldbus network.
It supports the following features:
•
Link-master capability
•
Supports the following standard function blocks apart from the Resource and
Transducer blocks.
−
Analog Input block
−
Input Selector block
−
Integrator block
−
Signal Characterizer block
−
PID with auto tune block
−
Arithmetic block
•
Function block instantiation is supported by the following blocks
−
Analog Input block
−
Input Selector block
−
Signal Characterizer block
•
Supports the following Transducer blocks
−
Pressure Transducer block
−
LCD Transducer block
−
Diagnostic Transducer block
−
Flow Transducer block
•
Supports class 3 type firmware download through commercial hosts.
DD and EDDL Features
The ST 700 supports DD and EDD file formats, and the data is displayed using the EDDL
features in the form of menus, graphs, charts, and pictures.
Revision 2.0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User's Guide Page 3