NEW Cole-Parmer EW-32907-63 Gas Mass Flow Controller 5-500 mL/min RS232 For Sale

Condition

New – Open Box, No Original Packaging

Up for sale is a NEW OPEN BOX Cole-Parmer / Masterflex Proportional Gas Mass Flow Controller, Part Number EW-32907-63, with a flow range of 5 to 500 mL/min. This unit has never been placed into service but does not include the original factory packaging.

The Cole-Parmer EW-32907-63 is a high-precision thermal mass flow controller designed to accurately measure and regulate gas flow for laboratory, analytical, industrial, and research applications. Featuring a 100:1 turndown ratio, fast 50 ms response time, and excellent repeatability, this controller delivers precise gas flow regulation for demanding processes.

The unit features a 7-line, 4-digit LCD display, RS-232 communications, 0-5 VDC analog output, and an 8-pin mini-DIN electrical connection, making it ideal for integration into automated laboratory systems, gas delivery equipment, analytical instruments, and process control applications.

Compatible with numerous laboratory and industrial gases, this controller is commonly used in pharmaceutical manufacturing, biotechnology, environmental testing, semiconductor processing, chemical research, and gas blending systems.

Please review all photos carefully, as they are part of the item description and show the exact controller included in this sale.

• New open box condition
• No original packaging
• Cole-Parmer / Masterflex Gas Mass Flow Controller
• Part Number: EW-32907-63
• Precision proportional gas flow control
• Flow range: 5 to 500 mL/min
• Thermal mass flow measurement technology
• 100:1 turndown ratio
• 50 millisecond response time
• High-visibility LCD display
• RS-232 communications
• 0-5 VDC analog output
• Ideal for laboratory, research, industrial, and process control applications

Manufacturer: Cole-Parmer

Series: Masterflex

Part Number: EW-32907-63

Type: Proportional Gas Mass Flow Controller

Flow Range:

• 5 to 500 mL/min

Minimum Flow Rate:

• 5 mL/min

Maximum Flow Rate:

• 500 mL/min

Fluid Type:

• Gas

Measurement Technology:

• Thermal Mass Flow

Accuracy:

• ±(0.8% of Reading + 0.2% Full Scale)

Repeatability:

• ±0.2%

Turndown Ratio:

• 100:1

Response Time:

• 50 ms

Process Connection:

• 1/8 in. NPT Female

Display:

• 7-line × 4-digit LCD
• 0.25 in. character height

Communications:

• RS-232

Analog Output:

• 0 to 5 VDC

Electrical Connection:

• 8-pin Circular Mini-DIN

Operating Temperature:

• -10°C to 50°C
• 14°F to 122°F

Wetted Materials:

• 302 Stainless Steel
• 303 Stainless Steel
• 410 Stainless Steel
• Viton
• Silicone RTV
• Glass-Reinforced Nylon
• Aluminum
• Brass
• Silicon
• Glass

Compatible Gases:

• Acetylene (C₂H₂)
• Air
• Argon (Ar)
• i-Butane
• n-Butane
• Carbon Dioxide (CO₂)
• Carbon Monoxide (CO)
• Deuterium (D₂)
• Ethane
• Ethylene (C₂H₄)
• Helium (He)
• Hydrogen (H₂)
• Krypton (Kr)
• Methane (CH₄)
• Neon (Ne)
• Nitrogen (N₂)
• Nitrous Oxide (N₂O)
• Oxygen (O₂)
• Propane
• Sulfur Hexafluoride (SF₆)
• Xenon (Xe)

Certification:

• Cole-Parmer EW-32907-63 Gas Mass Flow Controller
• Installed fittings/connectors shown in photos

• Original packaging
• User manual
• Calibration certificate
• Communication cable
• Power supply
• Additional fittings or accessories not shown

This Cole-Parmer EW-32907-63 Gas Mass Flow Controller is new open box and has not been placed into service. The original factory packaging is not included.

The unit may show minor cosmetic marks from storage or handling but remains in excellent unused condition. Calibration status is unknown, and recalibration is recommended before use in critical laboratory, research, or industrial applications. Please review all photographs carefully, as they show the exact item you will receive.

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