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产品名称: 340K便携式分析仪



Specifications

Method of Detection

Long-life electrochemical O2 sensor, temperature-compensated thermal conductivity (T/C) H2 cell cannot be burned out due to loss of flow or changing gases

Ranges Available

0-100 to 0-9999 PPM O2, 0-40.0% H2 (Model 340L)
0-2.00% and 0-25.0% O2, 0-40.0% H2 (Model 341)
0-25.0% O2, 0-40.0% H2 (Model 340)

Resolution

0.1% on % ranges; 1 PPM on PPM O2 range

Accuracy & Repeatability

±2% of full scale

Drift

±1% of full scale per day

Response Time

Less than 10 seconds to 90% step change

Ambient Temperature Range

12-50 ºC
55-120 ºF

Linearity

±2% of full scale

Size & Weight

14 1/2" L x 10 1/2" W x 6" H @ 8 lbs (36 x 27 x 18 cm @ 3.6kg)

Power

AC/DC operation, 115 VAC 60 Hz for recharging (220 VAC 50Hz available)

Output Options

4-20 mA or 0-1VDC

Alarms

O2 and H2 alarms with LED (optional)

Hazardous Area Rating Options

General Purpose/Non-hazardous


Applications
Analysis of oxygen/hydrogen (O2/H2) in exothermic furnace atmospheres for copper, brass or steel anealing, neutral heating, sintering, glass metal beds or oxide coating of steel.



Features
  • Rugged modular design that is easy to operate and maintain
  • Fast warm-up and response
  • Long life electrochemical O2 sensor easily detects air infiltration into furnace gas
  • Long-life thermal conductivity cell that provides accurate & stable readings of H2
  • Separate digital meters with backlight
  • Rechargeable battery operation
  • Built-in sample pump, filter & flow meter
  • Weatherproof (WP) cabinet with clear Lexan cover



  • Options
  • Recorder outputs of 0-1VDC or 4-20 mA
  • Sample pre-cooler for hot samples
  • Condensate removal for wet applications
  • Suitcase (K) style cabinet available
  • AC only power option
  • O2 and H2 alarms with LED
  • Detachable/portable data logger
  • Dual range O2 (0-25.0% & 0-2.0%)(Model 341WP)
  • Special PPM O2 sensor (100-9999 PPM)(340L)



  • Calibration
  • On air for H2 zero and % O2 span
  • On analyzed mixture of % H2 in N2 for H2 span and O2 zero
  • On analyzed mixture of PPM O2 in N2 for PPM O2 span
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