Nova 430系列過程中氫分析儀采用了H2的過程氣體檢測溫度控制核心元件。這種元件產生一小millivoltage輸出是成正比的H2檢測。這個輸出是經過放大和數字儀表顯示的讀數，也可作為輸出記錄。該分析儀可提供用泵或壓力調節器對客戶的要求而定
Features
• Best value continuous H2 analyzer
• Bright digital readout, 4 - 20 mA outputs
• Long life thermal conductivity (TC) detector with high accuracy and repeatability, cannot be burned out from loss of flow
• Fast response (T90 - 10 to 15 seconds)
• Easy-to-maintain modular layout
• Built in sample pump or pressure regulator
• Sensor mounted in temperature controlled heated box to improve accuracy
Options
• Hi/Low gas, low flow, and diagnostic alarms available
• Isolated analog, RS232, RS485, MODBUS, and Ethernet outputs available
• Sample conditioning systems available for removal of moisture, acidic gas, and dust
• Cabinet purge system available for use in hazardous areas
• One-step 'cal-now' button with touch screen LCD display
• Full automatic calibration with touch screen LCD display
• Cold weather package for operation to -5°F (-20°C)
• Cabinet coolers can be fitted to most models
• High temperature filters and probes
Calibration
• Nitrogen or air for zero
• Span using a known H2 in nitrogen calibration gas
There are seven types of mounting configurations available:
• 430N4 - Wall mounted NEMA4 (IP65) enclosure rating
• 430N4X - Wall mounted corrosion-resistant NEMA4X (IP65) enclosure)
• 430N12 - Wall mounted NEMA12 (IP52) enclosure rating
• 430PM - Panel mounted, slides open for easy access
• 430RM - 19" (483mm) rack mounted, on sliding rails
• 430N7MC: Wall mounted NEMA7 UL/CSA explosion-proof with non-intrusive magnetic calibration, meets Class 1 Div 1 Group BCD rating
• 430PMN7: Wall mounted NEMA7 sensor housing with panel
Specification Information
Method of Detection:
Temperature-controlled TC cell. Expected life in excess of 10 years. Cell cannot be burned out due to loss of sample flow.
Ranges Available:
Any range between 0-2% and 0-99% H2
Resolution:
0.1% H2 (0.01% H2 available)
Accuracy and Repeatability:
±1% of full scale
Drift:
Less than 1% of full scale per month
Response Time (T-90):
10-15 seconds to 90% step change
Ambient Temperature Range:
32-122°F (0-50°C). Lower temperatures (-5°F, -20°C) with Cold Weather Package. Dew point should be at least 9°F (5°C) below lowest sample temperature.
Linearity:
±1% of full scale
Size and Weight:
Dimensions will vary depending on enclosure style and options required
Power:
115VAC 60Hz (220VAC 50Hz available)
Output Options:
4-20ma into 500 ohms non-isolated standard Isolated 4-20mA, RS232, RS485, MODBUS, Ethernet outputs optional
Alarms:
High and/or low alarm contacts available, relay contacts SPDT 5A @ 220VAC rating.
H-Tech Shipping Information
Estimated Ship Dimensions: " x " x "
• Estimated Ship Weight: lbs
• Lead time: 21 days
• Shipping origin: Niagara Falls, United States
Please contact us for pricing on this product.
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