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Thermo-Paramagnetic Oxygen Analyzer - Michell XTP501

Updated:2023-10-20

Brand: PST/Michell
Model: XTP501
Description: A lightweight oxygen analyzer or transmitter for cost-effective quality control in safe area applications, such as monitoring oxygen purity. Using Michell’s tried and tested Thermo-Paramagnetic oxygen
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Product Details

Thermo-Paramagnetic Oxygen Analyzer - Michell XTP501 Description：

User’s Manual Datasheet

Non-Depleting Rugged Paramagnetic Sensor

Features

Compact, lightweight and easy to install

Intuitive user interface

Tough IP55 housing

Low cost of ownership due to minimal maintenance

Measurement ranges from 0 to 1% up to 0...25 % O2 and 20/80/90...100 % O2

Accuracy of better than ±1 % full scale

2 x 4...20 mA outputs and Modbus RTU over RS485 as standard

A lightweight oxygen analyzer or transmitter for cost-effective quality control in safe area applications, such as monitoring oxygen purity. Using Michell’s tried and tested Thermo-Paramagnetic oxygen sensing technology the XTP501 has no consumable parts to replace and offers users an extremely low cost of ownership due to minimal maintenance needs.

Specifications

Performance
Measurement Technology	Thermo-paramagnetic oxygen sensor
Measured Gas	Oxygen (O₂)
Background Gas	Analyzer is calibrated in the background gas of the process. Standard backgrounds include N₂, CO₂, CH₄, H₂, He & BIOGAS.
Gas Requirements	Non-condensing sample with particles <3μm
Measurement Range	Analyzer is calibrated to the range the customer requires. Select from: 0...0.5 % up to 0...50 % and 20, 80 or 90...100 %
Display Resolution	0.01 % 0.1 % for suppressed zero ranges
Display Type	Backlit LCD (not on 501-GP2 model)
Intrinsic Error (Accuracy)	< ±1 % of range or ±0.02 % O₂, whichever is greater < ±0.2 % O₂ or 1 % of range, whichever is greater (for suppressed zero ranges 20/80/90...100 %)
Response Time (T90) with High Speed Response (HSR) Enabled	< 15 seconds
Repeatability	±0.2 % of range or 0.02 % O₂, whichever is greater
Linearity	±0.5 % of range or 0.05 % O₂, whichever is greater
Zero Stability	±0.25 % of range per month
Range Stability	±0.25 % of range per month
Sample Flow Rate	100...500 ml/min (0.2...1.27 scfh)
Sample Flow Effect (Calibrated at 300 ml/min)	< 1 % of range for flows within stated range
Sample Pressure	0.75...2 Bar A (unit must be calibrated at the same pressure as sample)
Sample Temperature	A constant temperature of +5...+45 °C (+41...+113 °F)
Sample Cell Temperature	+50 °C (+122 °F)
Electrical Specifications
Analog Inputs	1 off mA input for an external sensor (can be displayed on the screen) 1 off mA input to act as an active compensation for the process conditions
Analog Outputs	2 off 4...20 mA outputs (powered with 24V excitation voltage)
Output Ranges	Primary range is set to the calibrated range of the instrument. The second is user-selectable
Alarms	2 off single pole changeover relays for concentration (250 V, 5 A max)
Datalogging	Digital communications can be used to log the output from the analyzer on an external device
Digital Communications	Modbus RTU over RS485
Power Supply	24 V DC, 1.6 A max
Operating Conditions
Ambient Temperature	+5...+50 °C (+41 °F...+122 °F)
Mechanical Specifications
Warm-Up Time	< 25 minutes (at 20 °C ambient)
Stabilization Time	5 minutes
Wetted Materials	316 stainless steel, borosilicate glass, platinum, (plus O-ring)
Dimensions (w x d x h)	260 x 180 x 128 mm
Weight	Approx. 3 kg
O-Ring Materials	Viton
Gas Connection	1/8” bulkhead standard
Ingress Protection	IP55