?？怂共_ 144LD 儀器儀表
The Foxboro 144LD is an intelligent transmitter that is designed to measure liquid level, interface or density of liquids. The measurement of the Foxboro 144LD is based on the Archimedes buoyancy principle. The Foxboro 144LD can easily be supervised and configured remotely with a PC or Universal Handterminal. The Foxboro 144LD can also be operated by using the local keys.
Features
Communication HART, PROFIBUS or FOUNDATION Fieldbus
Conventional operation with local keys
Easy adaptation to the measuring point without calibration at the workshop
Backdocumentation of measuring point
Continuous self-diagnostics
Configurable safety value
Software lock for local keys and reconfiguration
Simulation of analog output for loop-check
Local display in %, mA or physical units
Signal noise suppression by Smart Smoothing
Linear or customized characteristic
Process temperature from –196 ?C to +400 ?C (–321 ?F to +752 ?F)
Materials for use with aggressive media
Approved for SIL applications
Micro sintermetal sensor technology
Separate mounting of sensor and amplifier with remote amplifier mounting kit
