Item # XZR500, XZR500 Series Oxygen Analyzers on Michell Instruments, Inc. Michell Instruments, Inc. - Item # XZR500, XZR500 Series Oxygen Analyzers
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XZR500 Series Oxygen Analyzers

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XZR500 Series Oxygen Analyzers

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The XZR500 measures levels of oxygen in combustion processes and flue gases to help maintain the optimum level of combustion efficiency. Accurate control of combustion efficiency is critical for optimal fuel usage and reducing plant operating cost.



Sensor Type · Performance · Outputs · Physical

Sensor Type

Measurement Principle

Zirconium oxide sensor with metallic sealed reference and K Type T/C


Performance

Measurement Range

0.01% to 25% oxygen

Accuracy

Better than ±2% of reading

Response Time

Less than 15 sec for 90% response to a step change when calibration gas is applied

Repeatability

±0.1% of reading

Stability

1% per month

Linearity

Better than ± 1% of reading

Sample Flow Rate

Flue Gas at 0.5m/s (17.65 ft/s) minimum rate

Maximum Sample Pressure

Application dependent

Maximum Sample Temperature

Up to 1300 ºC (2372 ºF) on request


Outputs

Output Signal

One 0/4 to 20 mA linear, with isolated output; 2nd output optional

Output Load

Over 1000 Ω

Self-Diagnostics

Includes: oven under temperature; thermocouple separation; calibration fail; EEPROM corruption (Diagnostic information displayed on panel meter)

Output Ranges

Configurable between 0.01 to 25%

Alarms

2 Alarms; user adjustable (10W)
1 Fault Alarm

Display Resolution

0.1% in standard
0.01% on request

Power Supply

110 V (100 to 120) 50-60 Hz
220 V (190 to 240) 50 Hz

Power Consumption

110 V·A

Ambient Temperature Range

0 to 55 ºC
32 to 131 ºF

Sensor Temperature

700 ºC
1292 ºF

Operating Humidity

5 to 90% RH non-condensing


Physical

Dimensions (Control Unit)

300 x 300 x 200 mm
11.8 x 11.8 x 7.8 in

Dimensions (Sensor)

290 x 135 x 650 mm
11.4 x 5.3 x 25.6 in

Weight1

10 to 15 kg
22 to 33 lb

Wetted Materials

XZR501: 304 L Stainless steel (700ºC (1292ºF))
XZR502: Inconel 600 (1000ºC (1832ºF))
XZR503: HR160 (600ºC to 1000ºC (1112ºF to 1832ºF))
XZR504: C2000 (600ºC (1112ºF))
XZR505: Halar coating (120ºC (248ºF))
XZR506: Ceramic (1300ºC (2372ºF))

Probe Length2

15.75 in
400 mm

Installation

Stack and Wall-Mount

Housing Ingress Protection

Weather Proof
1 Depending on configuration
2 Other lengths on request


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