DryCal Defender Series

Accurate, Reliable & Portable Primary Calibrators for Fast Calibration of Air Sampling Pumps

Backed by Proven DryCal® Technology for fast,1% of reading calibrations of personal sampling pumps, the Defender 510, the enhanced Defender 520, and the standardizing Defender 530, give you the flexibility to do as much as you need while you work to defend lives. The Defender Series has it all.

Mesa’s laboratory is a fully accredited ISO-17025 facility with a 0.08% Scope of Accreditation for gas flow by NVLAP of NIST.

For use with non-corrosive, non-condensing, non-combustible gases, less than 70% humidity.

• Bios DryCal Defender Specifications

3 Models, 3 Flow Standards

Defender 510 - Volumetric Primary Flow Standard

• Flow Range : Low:  5-500ccm
                   : Medium:  50-5,000ccm
                   : High:  300-30,000ccm
• Single, Continuous and Burst reading options
• Accuracy Volumetric (% of reading) 1%
• Volumetric Flow Readings – mL/min, L/min, cc/min, cf/min
• Data Port: Serial (RS-232)
• 1/4” Barbed Plastic Compression Fittings

Defender 520 - Enhanced Volumetric Primary Flow Standard

• Flow Range : Low:  5-500ccm
                   : Medium:  50-5,000ccm
                   : High:  300-30,000ccm
• Single, Continuous and Burst reading options
• Accuracy Volumetric (% of reading) 1%
• Temperature & Pressure Sensors in flow stream
• Temperature Readings: C°, F°
• Pressure Readings: mmHg, PSI, kPa
• Volumetric Flow Readings – mL/min, L/min, cc/min, cf/min
• Data Port: Serial (RS-232)
• 1/4” Barbed Plastic Compression Fittings

Defender 530 - Standardized and Volumetric Primary Flow Standard

• Flow Range : Low:  5-500ccm
                   : Medium:  50-5,000ccm
                   : High:  300-30,000ccm
• Single, Continuous and Burst reading options
• Accuracy Volumetric (% of reading) 1%
• Accuracy Standardized (% of Reading) 1.2%
• Temperature & Pressure Sensors in flow stream
• Temperature Readings: °C, °F
• Pressure Readings: mmHg, PSI, kPa
• Volumetric Flow Readings – mL/min, L/min, cc/min, cf/min
• Standard Flow Readings – smL/min, sL/min, sccm, scf/min
• Data Port: Serial (RS-232)
• 1/4” Barbed Plastic Compression Fittings