Honeywell STA725 Absolute Pressure Transmitter

General Description

The Honeywell STA725 Absolute Pressure Transmitter is engineered for high-performance pressure measurement in various industrial applications. Utilizing advanced piezoresistive sensor technology, the STA725 ensures accurate and reliable readings even in challenging conditions. Its modular design allows for easy installation and maintenance, making it a versatile choice for process control.

Honeywell STA725 Technical Specifications

l Model: STA725

l Measurement Range: 0 to 1040 bar (0 to 15 psi)

l Accuracy: ±0.065% of calibrated span

l Stability: ±0.020% of URL per year

l Turndown Ratio: Up to 100:1

l Operating Temperature Range: -40 to 85 °C (-40 to 185 °F)

l Output Signal: 4 to 20 mA (HART® protocol)

l Power Supply Voltage: 10.8 to 42.4 VDC

Features

A. Integrated temperature compensation for enhanced accuracy

B. Dual-seal design for safety in hazardous environments

C. Modular architecture allows for easy upgrades and maintenance

D. Comprehensive on-board diagnostics for real-time monitoring

Honeywell STA725 Applications

The STA725 is suitable for:

l Oil and gas industry applications

l Chemical processing plants

l Water treatment facilities

l HVAC systems

Installation Procedure (Step by Step)

1. Preparation:

Gather necessary tools (screwdrivers, wrenches) and safety equipment.

Review the installation manual specific to your model.

2. Mounting:

Securely attach the transmitter using the appropriate mounting bracket.

Ensure correct alignment with the process connection.

3. Wiring:

Follow the wiring diagram provided in the manual.

Ensure all electrical connections are secure and insulated.

4. Configuration:

Power on the transmitter and access the configuration menu.

Set zero and span values according to application requirements.

5. Testing:

Perform a loop test to verify proper functionality.

Compare readings with known pressure values for accuracy.

6. Final Checks:

Inspect all connections and settings.

Document installation details for future reference.

Honeywell STA725 Related Part Numbers

l STA725-E1AC4AS-G-AHS

l STA725-E1GC4A-1-A-AHS

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