Foxboro PH10‑1N2A‑5 – Product Description

Overview

The Foxboro PH10‑1N2A‑5 is a high-precision DolpHin Series pH sensor engineered for continuous, reliable measurement in harsh industrial environments. Moreover, its smart sensor technology stores calibration parameters and electrode resistance in onboard memory, enabling fast deployment and reduced downtime. The domed high-temperature glass electrode combined with a Nafion® ion barrier provides long-term accuracy, even under aggressive chemical and thermal conditions. This sensor integrates seamlessly with Foxboro 876PH transmitters for advanced diagnostics and digital communication.

Technical Specifications

• Model: PH10‑1N2A‑5

• Series: DolpHin

• Type: Smart pH Sensor

• Electrode Type: Domed high-temperature glass electrode

• Measurement Range: pH 0–14

• Accuracy: ±0.1 pH units (typical)

• Temperature Range: –5 °C to +105 °C (depending on electrode)

• Pressure Range: Up to 100 psig (6.9 bar)

• Wetted Materials: Non-metallic (glass, Nafion barrier, polymer body)

• Reference Junction: Nafion® ion barrier for contamination resistance

• Communication: Compatible with HART® via 876PH transmitter

• Calibration: Onboard memory stores calibration and sensor data

• Connector: Quick-connect for transmitter interface

• Cable: Integral 20 ft sensor cable

• Applications: Chemical processing, water treatment, refining, pulp & paper

• Weight: 1.0 lbs

FAQ

Q1: Can this sensor operate in high-temperature chemical environments?
Yes, the domed high-temperature glass electrode ensures reliable readings up to 105 °C.

Q2: Is the sensor compatible with Foxboro transmitters?
Yes, it integrates seamlessly with Foxboro 876PH transmitters using HART® communication.

Q3: How is calibration performed?
Calibration can be completed both in the lab and in the field, with data stored in onboard memory.

Q4: What is the sensor’s reference junction material?
It uses a Nafion® ion barrier to resist contamination and extend sensor life.

Q5: What is the included warranty?
A 2-year Radwell warranty is included for peace of mind and reliability.