FPI LGA 4100 in-situ Laser Combustion Analyzer for process gas0 pages

Technical Data

LGA-4100 In-situ
Specifications
Repeatability: ≤± 1%F.S.
Linearity: ≤± 1%F.S.
Span drift: ≤± 1%F.S./6 months
Response time: ≤ 1s(T90)
Warm-up time: ≤ 15min
Optical path length: 0.5-20m
Process gas temperature: max. 1500°C
Process gas pressure: 0.8 to 4 bar abs.

LGA Composition

Instrument Flange
Transmitter Unit

Welding Flange
Mounting Nut

Receiver Unit

Process Gas

Purging Gas

Features and Benefits

Purging Gas

Operating conditions
Power supply: 24V DC(21-36V DC), or 90-240V AC
Power consumption: max. 20W
Operating temperature: -30°C to +60°C
Storage temperature: -40°C to +80°C
Purge gas: 0.3 to 0.8MPa nitrogen gas or instrument air
Protection class: IP65

Positive Pressure Gas

■ In-situ, no gas sampling
■ No cross interference

Large Aperture Optics

■ Fast response less than one second

4-20 mA Input
4-20mA Output
Relay Output
RS485

■ Diverse optical length (0.5~20m)
■ Reliable in all harsh conditions: high temperature

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7
42. 746
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3
40. 497
38. 247
6
8
36. 998
35. 748
1
33. 499
4
31. 250
7
30. 000
0

■ Online calibration, no zero drift
■ Thousands of tailor-made solutions for various
applications

Approvals
Laser class: class 1 conformant with IEC60825-1
CE certified: conformant with 2004/108/EC
IECEx certified: IECEx CQM 13.0047X
ATEX certified: ECM 15 ATEX-B 003 X

24V Power Supply

Temperature

& pressure, dust density, moisture and corrosion

Z

Input & Outputs
Analog outputs: 2 outputs 4-20mA, max. load 750Ω,
electrically isolated
Relay outputs: 3 outputs 24V DC/1A
Analog inputs: 2 inputs 4-20mA, for gas temperature &
pressure compensation
Communications: RS485(or Bluetooth, RS232 or GPRS )

Y
X

■ International ATEX certified

Water Cooling Jacket

LGA Dimension

Unit:mm

DN50/PN1.6 Flange

DN50 Ball Valve

Application Areas
■ Refinery & Petrochemical
FCC Catalyst Regeneration
SCR NH3 Injection
Desulfurization Efficiency
Explosive Process Gas
Reactant Ratio Optimization
Product Purity
HCL, HF Emission
Flue Gas Measurement Outlet of
Process Heaters, Fractionators,
Thermal Crackers, Utility Boilers
and Incinerators
Sulfur Recovery

■ Metallurgy
Combustion Control for Reheating
Furnace, Heat Treatment Furnace,
Forging Furnace
Converter Gas Recycle
Blast Furnace Gas
Coke Oven Gas
Flue Gas of Sintering, Pelletizing
Coal Injection Safety Control
Electric Tar Precipitator (ETP) Safety
Control
CDQ Circulating Gas
Gas Tank Safety Control
Calorific Value Analysis
Sulfur Recovery

■ Thermal Power
Flue Gas

SCR NH3 Injection
Desulfurization Efficiency
Coal Injection Safety Control
HCL, HF Emission

Purging Unit

Purging InletΦ8

RS485 Φ8
4~20mA Output Φ8

5

Receiver Unit

Transmitter Unit

Relay Output Φ8

24V Power Supply Φ8

to Receiver Φ12

to Transmitter

6