Rotarex · Specialty gas systems

Diaphragm single stage automatic switchover board with manual reset - TDI High Purity

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Diaphragm single stage automatic switchover board with manual reset - TDI High Purity — manufacturer product image

The TDI high purity switchover board is ideally suited to insure gas supply from many high pressure sources of high purity corrosive gases with low flow. Dedicated to the supply of gas to analyzers and to the creation of controlled atmosphere in laboratories, control units, and for petrochemical applications.

Key features
  • Possible to connect up to 6 cylinders without using the purge line
  • Maintains purity: eliminates crossflow mixing of supply sources
  • No risk that a source flows into the other one
  • The automatic switchover board does not need to be reset to allow reversal of the cycle
  • Ammonia version available on demand
  • Ready to install with all components are mounted on a board
  • Can also be equipped with an outlet shut-off valve
  • Using contact gauges, the switchover board can also be equipped with an alarm box to indicate the source status

Specialty gas systems

Technical specifications
BrandRotarex
CategorySpecialty gas systems
GaugesHigh and low pressure (M10 x 1 or 1/8 NPT)
O-ringEPDM - standard FPM
Weight± 15,0 kg
DiaphragmHastelloy®
Leak rate10-8 mbar ℓ/s He
Seat sealPCTFE
Oxygen useNo
Female portsG 3/8 (inlet/outlet) or / 1/4 NPT (inlet/outlet)
Nominal flow10/10/50 Nm3 /h (N2) / NH3: 5 Nm3 /h (NH3)
Inlet pressure230 bar / (3,335 psig)
Outlet Pressure10 / 15 / 25 / 50 bar / 145 / 218 / 363 / 725 psig
Temperature range-20°C to + 60°C / -4°F to + 140°F

Product information and images are compiled from the manufacturer's own publications; they do not depict a Sedan Mühendislik installation. Technical data is confirmed before ordering.

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