Amplified Output Pressure Transducer

PT-300

DESCRIPTION
Features

High Performance At A Low Cost

The PT-300 Amplified Output Pressure Transmitter is a rugged, general-purpose sensor designed for accurate and reliable pressure measurements in harsh environments. With its compact design and integrated electronics, it delivers amplified output signals across a wide range of pressures, making it perfect for both static and dynamic pressure measurement applications. Built for OEM use, the PT-300 features a durable 316 Stainless Steel body and 17-4PH Stainless Steel option for pressures above 1000 psi, ensuring longevity and endurance.

This cost-effective transmitter is available in various pressure ranges up to 10,000 psi, with options for 4-20mA output signals. It boasts a wide operating temperature range and excellent stability over time, making it ideal for industrial applications requiring precise and dependable pressure readings.

High-Precision Performance: High accuracy and reliability across a wide pressure range (up to 10,000 psi)
Cost-Effective Solution: Low cost, ideal for OEM applications
Durable and Compact: Compact and rugged design with 316 Stainless Steel body
Wide Temperature Tolerance: Wide operating temperature range (-10 to 70°C / 14 to 158°F, model dependent)
Versatile Output: 4-20mA amplified output for dynamic and static pressure measurement
Reliable Performance: Long-term stability with thermal shift compensation
Built-In Electrical Protection: Electrical protection against reverse polarity and surge per IEC 61000-4-5

Description
Additional information

PT-300 Datasheet

PT-300 User Manual

PT-300 Install Guide

Performance

Pressure Ranges: 0 to 10K PSIS (Per Part Number)
Analog Output: 4-20mA, 0-5VDC, 0-10VDC
Over Pressure: 1.5X Full Scale or limit of fitting, whichever is less
Burst Pressure: 3.0X Full Scale or limit of fitting, whichever is less
Stability – One Year Zero Drift: 17-4 / 316L: <±0.5% FS
Frequency Response: < 5 mS

Accuracy

Linearity, Hysteresis & Repeatability: ±1.0% of Full Scale (BFSL)

Environmental

Operating Temperature: -17 to 70°C / 0 to 158°F
Compensated Temperature:
- ≤ 10 psi: 0º to 60ºC / 32º to 140ºF
- 10 < x ≤ 1000 psi: -10º to 70ºC / 14º to 158ºF
- > 1000 psi: -17º to 54ºC / 0º to 130ºF

Electrical

Supply Voltage (at sensor):
- 4-20 mA: 9-28 VDC
- 0 to 5 VDC: 9-28 VDC
- 0 to 10 VDC: 12.5-28 VDC
Output Signal @ 21°C / 70°F:
- 4-20 mA: 3-30 mA max.
- 0 to 5 VDC: 7mA max
- 0 to 10 VDC: 14mA max

Materials

Wetted Materials:
- ≤ 1000 psi: 316L Stainless Steel
- > 1000 psi: 17-4 Stainless Steel
Enclosure: 316L Stainless Steel

Physical

Process Connection: 1/4 – 18 NPTF
Electrical Connection: Pigtail with cable or connector
Electrical Protection: Protected against reverse polarity, surge per IEC 61000-4-5
Weight: 10 oz (283 g) typical

Settler

Remote Monitoring Gateway
Part #: 125422

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LPD

Current Loop Display
Part #: Varies

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MND

Modbus Network Display
Part #: Varies

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What makes the PT-300 a cost-effective solution?

The PT-300 combines high accuracy, a compact design, and rugged construction at a competitive price, making it an ideal solution for cost-conscious OEM applications.

How does the PT-300 ensure long-term stability?

The PT-300 includes thermal shift compensation, providing excellent stability over time and maintaining accuracy even in fluctuating temperatures.

Does the PT-300 provide electrical protection?

Yes, the PT-300 features electrical protection against reverse polarity and surge, in accordance with IEC 61000-4-5, ensuring safe operation in challenging environments.

Is the PT-300 suitable for OEM applications?

Yes, the PT-300 is designed specifically for OEM use, offering a low-cost, reliable solution for integrating into various systems.

What materials is the PT-300 made from?

The PT-300 features a durable 316 Stainless Steel body. For applications requiring pressures above 1000 psi, an optional 17-4PH Stainless Steel body is available for enhanced strength.

Does the PT-300 need to be recalibrated?

We recommend recalibration to be performed at least once a year to ensure accurate measurements—although some applications may require more frequent calibration. APG offers in-house NIST calibration services, with experienced technicians and quick turnaround times to help keep your operations on track.

You can start the recalibration process by submitting our RMA form, and set custom recalibration reminders through our Recalibration Reminder form.

OUTPUT	4-20 mA, Voltage
PRESSURE	0-7,500 psi
INDUSTRY	Chemical, Industrial Automation, Water & Wastewater
MATERIAL	17-4 SS, 316L SS

WARRANTY

APG warrants its products to be free from defects in material and workmanship under normal use and service of the product for 24 months from the date of shipment from APG, unless otherwise specified by APG in writing. Read our full warranty policy HERE.

RETURNS

Returns and allowances must be authorized by APG in advance, which authorization may be granted or withheld by APG in APG’s sole and absolute discretion. Read our full return policy HERE.