Oxygen AnalyzersOxygen Analyzers for Baking Furnaces, N2 Reflow Ovens, and Dirty Gas

RF-400, LC-750H/PC-111

Model: RF-400

LC-750H/PC-111

  • New particle filter 
    Replaceable without removing the oxygen analyzer from the device
  • Special filter
  • Improves oxygen sensor durability
  • Wide AC range
    Supports 100 V to 240 V AC power
  • Convenient measurement range
    Measurement range of 0 to 10,000 ppm, commonly used in nitrogen reflow systems (0–1% range is also selectable)
  • Compact and easy to install
    Shorter depth than conventional devices. Save space.

RF-400 specifications

Measurement principle Zirconia concentration cell type
Type Desktop type/panel mounted type
Display system 4-digit digital display (concentration display)
Measurement range 0-1 / 10 / 100 / 1000 / 10000ppm(1) / 10 / 100vol%O2 10-20~10-0atm
Automatic range
Repeatability Within ±1% of full scale; 1%≦ sample gas ≦100%
Within ±2% of full scale; 10 ppm≦ sample gas ≦1%
Concentrations under 10 ppm are out of warranty.
Sampling method Continuous suction with built-in pump
Sample gas requirements Pressure Pressurization of 30 KPa or less
Flow rate 1,000~2,000mL/min
Humidity Dew point below ambient temperature
Temperature 0 to 50°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 4-20mA; insulated,load resistance of 550 Ω or less
Recorder output range taken as full scale, and oxygen concentration given in linear output
Output range 0-100%, 0-10%, 10000ppm, 0-100ppm, 0 Automatic/fixed range
Transmission output RS-232C (optional)
Alarm output FAIL (device error) 1 point Non-voltage contact; contact capacity: 30 V DC/AC or less, 0.5 A or less
Contact point closes when device error occurs (contact point operation is adjustable)
ALM (concentration alarm) 2 points (H/L) Non-voltage contact; contact capacity: 30 V DC/AC or less, 0.5 A or less
Contact point closes when alarm occurs (contact point operation is adjustable)
RDY (warmup signal) 1 point Non-voltage contact; contact capacity: 30 V DC/AC or less, 0.5 A or less
  • Minimum open/close capacity of the non-voltage contact point is 12 V or higher; does not respond to extremely small loads
Warmup time 5 minutes or less
Dimensions Body 210 mm (W) ×134 mm (H)×300 mm (D)(excluding projecting parts and filter)
Weight Approx. 6.5 kg
Gas connection INLET Rc1/4
BYPASS OUT Rc1/4
OUTLET Rc1/4
Power 100 to 240 V AC±5%, 200 V A 50 Hz/60 Hz±2%
Model: LC-750H/PC-111

LC-750H/PC-111

  • The model with a built-in gas suction pump in LC-750H PC-111 set model is best for high and medium concentration dirty gas measurement.

LC-750H/PC-111 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

Inquiries

  • CONTACT US
  • East Japan : +81-3-5962-9775

    West Japan : +81-77-544-6224