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Adjustable Range Infrared Thermocouples

OS37 & OS38 Series

IRThermocouples | OS37 & OS38 Series


£520.00 OS38-10-J

  • 10:1, 20:1 or 100:1 Optics Available
  • Built-in Air Purge
  • J or K Thermocouple Output Signal; R or S Type for 100:1 Models
  • Use With Standard Thermocouple Indicators and Controllers
  • Self-Powered
  • Temperature Compensated
  • Measurements to 2760°C (5000°F)
Infrared Temperature Measurement Instruments - View related products


The OS38 series low emissivity (for clean metals) infrared temperature transmitters feature an internal adjustment screw which adjusts the 2% accuracy band anywhere within the overall temperature range. The OS38 units offer a choice of 10:1, 20:1 or 100:1 optics. All models have a built-in air purge collar that conveniently and efficiently maintains optical cleanliness in harsh environments.

Example of pricing for popular models is referenced in the "To Order" box. Use the "Part Number Builder" below to get pricing for all available models.
For complete product specifications see the detailed data sheet in the related section below.
Place Order(Specify Model Number)
Part Number/ Desc.
Quick Ship
Availability: 1 week
Low emissivity sensor with 20:1 optics, type J thermocouple
Quick Ship
Availability: 3 weeks
Low emissivity sensor with 10:1 optics, type K thermocouple
Quick Ship
Consult Sales  
Low emissivity sensor with 20:1 optics, type K thermocouple
Quick Ship
Availability: 3 weeks
Low emissivity sensor with 100:1 optics, type R thermocouple
All amounts shown in EUR, GBP, or USD

Part Number Builder

Build Your Part Number Below
Option Descriptions:

(1) Field of View select from:
10 for 10 for 1 optic
20 for 20 for 1 optic
100 for 100 for 1 optic

(2) Thermocouple Type select from:
J for Type J (for 10 for 1 and 20 for 1 optics only)
K for Type K (for 10 for 1 and 20 for 1 optics only)
R for Type R (for 100 for 1 optics only)
S for Type S (for 100 for 1 optics only)
Note: All combinations may not be valid, check spec sheet for valid part numbers.