Technical data

NOTE:
Mixers and blenders may be shipped to Smith Equipment for recalibration,
reconditioning and gas mix certification.
Contact Smith customer service via email at
[e-mail] to obtain
information on costs and return goods instructions.
60
Gas Mixers
Proportional Standard 2-Gas Mixers
SPECIFICATIONS
Flow Rate 10-180 SCFH
4.8-85.7 LPM
Flow Rate Subdivisions 10 SCFH
4.8 LPM
Inlet & Outlet Connections 5/8”-18 RH
Internal
Inlet Filters, Mixer 60 Micron Nominal
protection only PN: 3291
Case Material 304 Stainless Steel
Weight 8 lbs. / 3.5kg
Size (WxDxH) 5-1/4” x 10” x 6-1/4”
(133mm x 254mm x 165mm)
Standard Two Gas Mixer
180 SCFH/85 LPM
Required Inlet Outlet Pressure
Adjustment Pressure/ Without
Stock No. Gases % Range Gas PSIG/Bar Flow PSIG/Bar*
299-006-1B Argon 0-100% 105 - 115 50 / 3.5
CO
2
100-0% 7.3 - 7.9
299-006-3B Argon 0-100% 105 - 115 50 / 3.5
Helium 100-0% 7.3 - 7.9
299-011-1B Argon 50-100% 105 - 115 50 / 3.5
Dual Scale Hydrogen 50-0% 7.3 - 7.9
Argon 80-100%
Oxygen 20-0%
299-027B CO
2
0-100% 105 - 115 50 / 3.5
Oxygen 100-0% 7.3 - 7.9
All gases used with the mixers must be compatible with Buna-N,
Copolymer Acetal, Nylon and Polyethylene.
* NOTE: outlet pressure, factory set at no flow.
NOTE: Series 30
™
regulators will
supply necessary pressures for
mixer operation.
STANDARD 2-GAS MIXER - 180 SCFH/85 LPM
Series 30™ Mixer
Inlet Regulators
30-150-580 - Nitrogen
30-100-320 - CO
2
30-100-350 - Hydrogen
30-100-540 - Oxygen
Replacement Mixer
Inlet Filters: Part # 3291
Gas
Mixers/Blenders