MesaLabs Flow Calibrator Defender Series

Defender-series DryCal® gas flow calibrators are fast, easy-to-use, and accurate (1% of reading). For use with non-corrosive, non-condensable, and non-flammable gases with humidity below 70%.

Flow Ranges

• 5 ... 500 ml/min
• 50 ml/min ... 5 l/min
• 300 ml/min ... 30 l/min

Defender 510

• Single, continuous, and instantaneous measurement
• Volumetric accuracy (% of reading) 1%
• Units: ml/min, l/min, cc/min, cf/min
• Serial port (RS-232)
• Connections for ¼" tubing

Defender 520

• Single, continuous, and instantaneous measurement
• Volumetric accuracy (% of reading) 1%
• Temperature and pressure sensors in the flow path
• Temperature display: c and ºF
• Pressure display: mmHg, PSI, kPa
• Units: ml/min, l/min, cc/min, cf/min
• Serial port (RS-232)
• Connections for ¼" tubing

Defender 530+

• Single, continuous, and instantaneous measurement
• Volumetric accuracy (% of reading) 0.75%
• Standardized (% of reading) 1%
• Temperature and pressure sensors in the flow path
• Temperature display: c and ºF
• Pressure display: mmHg, PSI, kPa
• Units: ml/min, l/min, cc/min, cf/min
• Standard flow: sml/min, sl/min, sccm, scf/min
• Serial port (RS-232)
• Connections for ¼" tubing

Measurement results can be easily transferred to a PC with DryCal Pro software, available for free download here.