Oxygen AnalyzersFor Gas Plants and Air Separating Devices

LC-750H, LC-750L, LC-750H/PC-110, LC-750L/PC-120

Model: LC-750H, LC-750L, LC-750H/PC-110, LC-750L/PC-120

  • LC-750H for medium and high concentration More detailed percentage-order measurement
  • LC-750L for low concentration Precise measurement, from ppm-order to percentage-order
  • Easy to operate   
    Easy operation required range selection only after turning the power on
  • Variety range of options   
    Simple sampling pump option is available
    (LC-750H/PC-110, LC-750L/PC-120)
    Various options are available, such as filters for each application.
  • Two point concentration alarm  
    Upper and lower limit alarm function

LC-750H

LC-750H

LC-750H/PC-110

LC-750H/PC-110

LC-750H specifications

Measurement principle Zirconia concentration cell type
Type Desktop type/panel mounted type
Display system Digital 4-digit display or analog display
Measurement range Digital display 0-0.1/1/10/100% fixed range
Analog display 0-0.5/5/10/25%
Tolerance Within ±2% of full scale; range of 0-2% or more
Within ±3% of full scale; range of less than 0-2%
Sampling method Injection from outside via sample gas pressure
Sample gas requirements
Pressure Pressurization of 29.4 KPa or less
Flow rate 100~300mL/min
Humidity Dew point below ambient temperature
Temperature -10 to 100°C
Others Must not contain corrosive gas (fluorine gas, chlorine gas, sulfuric gas, etc.), gas containing organic silicone, flammable substances (including gas), oil or moisture
Reference gas Atmosphere
Recorder output Oxygen concentration output 4-20 mA or 0-10 V
4-20 mA: load resistance of 600 Ω or less
0-10 V: load resistance of 100 Ω or more
Transmission output None
Alarm output ALM (concentration alarm) 2 points (H/L) Non-voltage contact; contact capacity: AC 110, DC 24 V 3 A (resistance load)
Warmup time 20 minutes or less
Dimensions
Body 210 mm (W) ×134 mm (H)×327 mm (D) (excluding projecting parts)
Weight Approx. 6 kg
Gas connection INLET Rc1/4
OUTLET Rc1/4
Power AC 100 V±10%, 200 VA 50 Hz/60 Hz

LC-750L specifications

Measurement principle Zirconia concentration cell type
Type Desktop type/panel mounted type
Display system Digital 4-digit display or analog display
Measurement range 0-10/100/1000ppm/100%  fixed range
Tolerance Within ±2% of full scale; range of 0-2% or more
Within ±3% of full scale; range of less than 0-2%
Sampling method Injection from outside via sample gas pressure
Sample gas requirements
Pressure Pressurization of 29.4 KPa or less
Flow rate 100~300mL/min
Humidity Dew point below ambient temperature
Temperature -10 to 100°C
Others Must not contain corrosive gas (fluorine gas, chlorine gas, sulfuric gas, etc.), gas containing organic silicone, flammable substances (including gas), oil or moisture
Reference gas Atmosphere
Recorder output Oxygen concentration output 4-20 mA or 0-10 V
4-20 mA: load resistance of 600 Ω or less
0-10 V: load resistance of 100 Ω or more
Transmission output None
Alarm output ALM (concentration alarm) 2 points (H/L) Non-voltage contact; contact capacity: AC 110, DC 24 V 3 A (under load)
Warmup time 20 minutes or less
Dimensions Body 210 mm (W) ×134 mm (H)×327 mm (D) (excluding projecting parts)
Weight Approx. 6 kg
Gas connection INLET Rc1/4
OUTLET Rc1/4
Power AC 100 V±10%, 200 VA 50 Hz/60 Hz

LC-750H/PC-110 specifications

Measurement principle Zirconia concentration cell type
Type Desktop type/panel mounted type
Display system Digital 4-digit display or analog display
Measurement range Digital display 0-0.1/1/10/100%  fixed range
Analog display 0-0.5/5/10/25%
Tolerance Within ±2% of full scale; range of 0-2% or more
Within ±3% of full scale; range of less than 0-2%
Sampling method Continuous suction with built-in pump
Sample gas requirements
Pressure Pressurization of 14 KPa or less
Flow rate 1,000~2,000mL/min
Humidity Dew point below ambient temperature
Temperature -10 to 100°C
Others Must not contain corrosive gas (fluorine gas, chlorine gas, sulfuric gas, etc.), gas containing organic silicone, flammable substances (including gas), oil or moisture
Reference gas Atmosphere
Recorder output Oxygen concentration output 4-20 mA or 0-10 V
4-20 mA: load resistance of 600 Ω or less
0-10 V: load resistance of 100 Ω or more
Transmission output None
Alarm output ALM (concentration alarm) 2 points (H/L) Non-voltage contact; contact capacity: AC 110, DC 24 V 3 A (resistance load)
Warmup time 20 minutes or less
Dimensions Body 210 mm (W) ×300 mm (H)×327 mm (D) (excluding projecting parts)
Weight Approx. 10 kg
Gas connection INLET Rc1/4
BYPASS OUT Rc1/4
OUTLET Rc1/4
Power AC 100 V±10%, 200 VA 50 Hz/60 Hz

LC-750L/PC-120 specifications

Measurement principle Zirconia concentration cell type
Type Desktop type/panel mounted type
Display system Digital 4-digit display or analog display
Measurement range 0-10/100/1000ppm/100%  fixed range
Tolerance Within ±2% of full scale; range of 0-2% or more
Within ±3% of full scale; range of less than 0-2%
Sampling method Continuous suction with built-in pump
Sample gas requirements
Pressure Pressurization of 29.4 KPa or less
Flow rate 1,000~2,000mL/min
Humidity Dew point below ambient temperature
Temperature -10 to 100°C
Other Must not contain corrosive gas (fluorine gas, chlorine gas, sulfuric gas, etc.), gas containing organic silicone, flammable substances (including gas), oil or moisture
Reference gas Atmosphere
Recorder output Oxygen concentration output 4-20 mA or 0-10 V
4-20 mA: load resistance of 600 Ω or less
0-10 V: load resistance of 100 Ω or more
Transmission output None
Alarm output ALM (concentration alarm) 2 points (H/L) Non-voltage contact; contact capacity: AC 110, DC 24 V 3 A (resistance load)
Warmup time 20 minutes or less
Dimensions Body 210 mm (W) ×300 mm (H)×327 mm (D) (excluding projecting parts)
Weight Approx. 10 kg
Gas connection INLET Rc1/4
BYPASS OUT Rc1/4
OUTLET Rc1/4
Power AC 100 V±10%, 200 VA 50 Hz/60 Hz

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