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SRU Fo 1

SRU FO

Part Code: SRU FO

Explosion Proof Digital IR Fibre Optic Pyrometer with Mono Fiber Optic Cable

350°C to 2000°C

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SRU FO is an explosion-proof digital infrared fiber optic pyrometer designed for precise non-contact temperature measurement in Sulphur Recovery furnaces. It features a two-channel model, capable of measuring refractory temperature, gas temperature, and smart hybrid temperature within a temperature range of 350°C to 2000°C. The pyrometer is ideal for high ambient temperature environments and applications where explosion-proof protection is crucial. It operates without the need for cooling.

Model SRU FO
Temperature Range
(Analog sub-range adjustable)
350°C to 2000°C
Distance to Spot Size Ratio 100:1 OH(ll)
Transmitivity 0.1….1.0 adjustable
Emissivity (ε) 0.01….1.0 adjustable
Response Time 2 msec adjustable upto 10 sec (for Analog)
Accuracy ± 0.25% of the measured value + 1°C
Repeatability 0.1% of reading in °C + 1°C
Analog Output 0-20mA, 4-20mA (User selectable)
Digital Output RS-485
Area Classification Zone 1 and 2 ll C T3
Relay Output with Hysteresis 60V DC / 42V AC RMS, 0.4A
Operating Temp. Range Pyrometer 0°C…….70°C
Optical head and Fibre Optic Cable upto 250°C
Storage Temp. Range -20°C…70°C
Adjustable Parameters and
Features via Software
Emissivity, Transmissivity Response Time, Clear Time(Peak Picker), Analog Output,
Analog Scale (Sub Range), Unit Of Temperature(°C/°F), Record feature etc
Power Supply 12V to 28V DC with reverse polarity protection
Power Consumption Max 2.5 W
Protection Class Explosion Proof
Housing Di-Cast Aluminium
Isolation Power supply, *Digital output and Analog output are galvanically islolated against each
other
Operating Humidity 10-95%, Non-Condensing Conditions
Weight & Dimensions Length=133 x 156.60(mm)

 

  • Wide Temperature range: 350°C to 2000°C
  • Two Channel for measurement of Refractory, Gas Temperatures and smart hybrid temperature
  • Explosion-Proof Certification II 2G Ex db IIC +H2 T3,
  • IECEx, ATEX, FM (US and CDN)
  • CE Certifications (EMI/RFI)
  • Fast Response Time : 2ms to 10Sec. (Analog)
  • Fiber Optic Cable withstand up to 250˚C ambient
  • Two analog outputs(4-20mA and 0-20mA), two relay outputs, Analog Sub range adjustable(350- 2000 °C) and RS485 Interface.
  • OLED Display (128×64) with keypad
  • RS-485 Serial Interface
  • User Friendly PC software for communication

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