FPI LGA 4500 IC Laser Combustion Analyzer for Moisture and Hydrogen sulfide0 pages

Technical Data
Specifications (H2O)
Repeatability:≤±1%F.S.
Linearity:≤±1%F.S.
Span drift:≤±1%F.S./6 months
Instrument response time:≤1s*
Warm-up time:≤15min
Suggested gas flow: 1-5L/min

LGA-4500IC Trace Level
LGA Composition

Features and Benefits
■ Drift free, Maintenance free
■ Accurate, real-time measurement
■ No tape, No carrier gas, No light source or probe
replacement
■ No interference from glycol, methanol or amine
■ Reliable in harsh conditions
■ ATEX certified

*Gas flow1L/min,system response time (short OPL 46cm):T90≤11s,
system response time (long OPL 112cm): T90≤21s.

For H 2O
Inlet

Outlet
Measuring Probe

Laser Source
Signal
Processing
Unit

* Gas flow1L/min,system response time:T90≤30s.

Photoelectric
Sensor

Reflector

Application Areas
■ H 2O, H 2S in natural gas
■ Trace level H 2O, H 2S in chemicals
Gas
H2O in natural gas

Detection Limit
2ppm

H2S in natural gas

2ppm

0-50ppm,0-200ppm

For H 2S
Inlet

Measurement Range
0-100ppm

Laser Source
Signal
Processing
Unit

Outlet
Herriott Cell

Photoelectric
Sensor

Multipass Absorption

LGA Dimension

9

Specifications (H2S)
Repeatability:≤±1%F.S.
Linearity:≤±1%F.S.
Span drift:≤±2%F.S./6 months
Instrument response time:≤3s*
Warm-up time:≤60min
Sample gas: dust/moisture/oil free (filtration≤0.5um)
Suggested gas flow: 1-5L/min
Input & Outputs
Analog outputs: 2 outputs 4-20mA, max. load 500Ω,
electrically isolated
Relay outputs: 3 outputs 24V DC/1A
Communications: RS485(or RS232/Modbus)
Operating Conditions
Power supply:100-240V AC(H2O), 200-240V AC(H2S)/48-63Hz
Power consumption:≤12W(H2O);≤450W(H2S)
Operating temperature: -20°C to +50°C
Protection class: Ip65
Approvals
Laser class: class 1 conformant with IEC60825-1
CE certified: conformant with 2004/108/EC

Unit:mm

10