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产品名称：
971B连续分析仪
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Method of Detection |
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Thermal conductivity cell for H2
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Ranges Available |
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0-2.0%, 0-50.0%, 0-100.0% H2
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Resolution |
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0.1% for all gases
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Accuracy & Repeatability |
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± 1.5% of full scale on all gases
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Drift |
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Less than 2% of full scale per month
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Response Time (T-90) |
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20-30 seconds to 90% step change
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Ambient Temperature Range |
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40-104 °F (4-40°C). Optional -22-158 °F (-30-70 °C) with Outdoor Packages
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Linearity |
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± 1.5% of full scale
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Size & Weight |
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24" H x 24" W x 10" D @ 90 lbs (61 x 61 x 25 cm @ 20 kg)
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Power |
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115 VAC 60 Hz (220 VAC 50 Hz available)
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Output Options |
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Isolated 4-20 mA standard
RS232, RS485, MODBUS®, Ethernet outputs optional
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Alarms |
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High and/or low alarm contacts available, relay contacts SPDT 5A @ 220 VAC rating.
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For continuous monitoring of any combination of gases such as oxygen (O2), methane (CH4), carbon dioxide (CO2), carbon monoxide (CO) and hydrogen (H2) for experimental, developmental and industrial processes including syn-gas atmospheres.
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Sensitive infrared detectors for CO, CO2 and CH4
Thermal conductivity cell for H2
Non-depleting paramagnetic oxygen sensor
Sensors/detectors temperature controlled or compensated for maximum analytical stability
H2 reading is compensated for the interference effects of the other gases measured
High ranges on each channel available
Touch-screen display for gas readings
Built-in sample pump or pressure regulator
Automatic calibration & serial output package
Isolated 4-20 mA analog recorder outputs
Durable internal lines & sample components
Automatic moisture removal system included
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Calculations performed on gas readings such as gas ratios and heating value of flammable gases
Hi/Low gas, low flow and other alarms available
Sample conditioning systems available for acidic gas and dust
Cabinet purge system available for use in hazardous areas
Outdoor packages available for operation from -22 to 158 °F (-30 to 70 °C)
Cabinet coolers can be fitted to most models
Heated filters and high temperature probes
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Ambient air for O2 and to zero all other gases
Analyzed calibration gas with representative concentrations for span of all other gases | | |
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