Process Instrumentation

CQCY PDS803

Direct-connected Pressure Transmitter

Direct-connected measurement of liquid, gas or steam pressure, with HART, PROFIBUS PA or FOUNDATION Fieldbus communication options.

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CQCY PDS803 Direct-connected Pressure Transmitter
CQCY · PDS803
01

Overview

The PDS803 converts process pressure into an analogue or fieldbus signal. Communication supports remote setting and monitoring, while diagnostics and simulation functions assist commissioning. Corrosion-resistant material options are selected for the process.

02

Key characteristics

  1. 01Gauge and absolute pressure models
  2. 0290 ms response time
  3. 03Up to 100:1 turndown
  4. 04Remote configuration and diagnostics
03

Technical specifications

Accuracy
±0.04% FS; up to ±0.025% FS depending on configuration
Response time
90 ms
Maximum turndown
100:1
Stability
±0.1% FS over 10 years
Gauge pressure range
PDS803G: 0–70 MPa (series envelope)
Absolute pressure range
PDS803A: 0–20 MPa absolute (series envelope)
Output options
4–20 mA DC with HART; PROFIBUS PA; FOUNDATION Fieldbus
04

Applications

  • Process pressure
  • Utility monitoring
  • Equipment skids
05

Selection notes

  1. 01

    Provide normal, minimum, maximum and overpressure conditions.

  2. 02

    Confirm process connection, diaphragm material and ambient conditions.

  3. 03

    Define output, power, hazardous-area and control-system requirements.