SIERRA MONITOR 4101-03 Electrochemical Oxygen Gas Sensor 4-20MA

( Brand: Sierra Monitor ), ( Part Type: Sensor ), ( Gas Es Detected: Oxygen ), ( Manufacturer Part Number: 4101-03 ), ( Weight: 3.0000 )

Review SIERRA MONITOR Corporation Electrochemical 4-20ma Oxygen Gas Sensor

The Sierra Monitor 4101-03 electrochemical 4-20mA oxygen gas sensor is a versatile and reliable instrument designed for measuring oxygen levels in various industrial applications. This sensor is part of Sierra Monitor's extensive line of gas detection and process control solutions, which are trusted by industries worldwide for their accuracy and durability.

The 4101-03 sensor employs an electrochemical cell to measure the concentration of oxygen in a gas stream. The cell consists of a cathode and an anode, which are separated by an electrolyte. When oxygen comes into contact with the sensor, it undergoes a redox reaction at the cathode, generating an electrical current that is proportional to the oxygen concentration. This current is then transmitted to the 4-20mA output transmitter, which converts the signal into a standard 4-20mA output for easy integration into process control systems.

The 4101-03 sensor is suitable for measuring oxygen levels in a wide range of industrial processes, including combustion processes, environmental monitoring, and chemical manufacturing. It operates over a temperature range of -20 C to 85 C (-4 F to 185 F) and can measure oxygen concentrations from 0% to 100% with an accuracy of 2% of reading. The sensor is also ATEX and IECEx certified for use in explosive atmospheres and is compatible with a range of process connection sizes and materials.

The 4101-03 sensor is designed for long-term reliability and low maintenance. It features a rugged stainless steel housing and a replaceable electrolyte cartridge, which can be easily changed without the need for calibration. The sensor also includes diagnostics features such as self-diagnostics and alarm outputs, which help to ensure continuous monitoring and early detection of potential issues.

In summary, the Sierra Monitor 4101-03 electrochemical 4-20mA oxygen gas sensor is a high-performance and versatile instrument for measuring oxygen levels in industrial processes. It offers accurate and reliable measurements, a wide operating temperature range, and long-term reliability, making it an essential tool for process control and safety applications.

The Sierra Monitor 4101-03 electrochemical 4-20mA oxygen gas sensor is a popular choice for monitoring oxygen levels in various industrial applications. Here are some pros and cons that can help you make an informed decision about purchasing this sensor.

1. High accuracy: This sensor is known for its high accuracy in measuring oxygen levels, making it suitable for applications where precise measurements are crucial.

2. Rugged design: The sensor is designed to withstand harsh industrial environments, with a temperature range of -40 C to 85 C and a pressure range of 0-10psig.

3. Wide measurement range: The sensor can measure oxygen levels from 0% to 100%, making it suitable for a wide range of industrial applications.

4. Easy installation: The sensor comes with a simple plug-and-play design, making it easy to install and integrate into existing systems.

5. Low maintenance: The sensor requires minimal maintenance, with a long sensor life and no moving parts.

1. Limited compatibility: This sensor may not be compatible with all data acquisition systems or process control systems, so it's essential to check compatibility before making a purchase.

2. Sensitive to interference: The sensor can be affected by electromagnetic interference, which may cause inaccurate readings.

3. Calibration required: The sensor may require periodic calibration to ensure accurate measurements, which can add to the overall cost and maintenance requirements.

In conclusion, the Sierra Monitor 4101-03 electrochemical 4-20mA oxygen gas sensor offers high accuracy, rugged design, and easy installation, making it a good choice for industrial applications where precise oxygen level measurements are required. However, it may have limited compatibility and require periodic calibration, which can add to the overall cost and maintenance requirements. If these cons do not pose a significant issue for your application, then this sensor could be a good investment. Otherwise, it may be worth considering alternative sensors that may better fit your specific requirements.

part # 410103 price

• $214.50

specifications detectoshould:

• brand: Sierra Monitor
• part type: Sensor
• gas es detected: Oxygen
• manufacturer part number: 4101-03
• weight: 3.0000

returns detectoshould:

• time: 30 Days
• method: Money back
• policy: Returns Accepted
• paid by: Buyer

payments detectoshould:

• credit card: Visa
• other
• wallet: Paypal

offer detectoshould:

• availability: In Stock
• options: Ship-to-home
• quantity: 2
• sold: 0
• started: January 15, 2026
• best offers: True

shipping detectoshould:

• cost: $21.08
• carrier: FedEx, USPS
• transit: 2-6 Days
• service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail
• type: Calculated
• class: Standard, Expedited

general detectoshould:

• Test, Measurement Inspection > Test Meters Detectors > Gas Detectors Monitors
• condition: Used

seller detectoshould:

• # reviews: 22590
• rating: 99.8%

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