Rotarex · Specialty gas systems

Diaphragm single stage automatic switchover board with manual reset - TDI Specyl

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

The TDI Specyl is ideally designed to ensure a continuous gas supply from multiple high-pressure sources of high-purity corrosive gases at low flow rates. It is particularly suited for use with low-pressure gas cylinders and gases such as NH₃ (ammonia) and H₂S (hydrogen sulfide). The automatic switchover panel enables seamless transition between sources without the need for manual reset, ensuring uninterrupted operation.

Key features
  • Possible to manage up to 6 gas cylinders without any extension and a gas for purging operation.
  • The automatic switchover board does not need to be reset to allow reversal of the cycle.
  • Ready to install.
  • Perfectly suited for gas such as NH3,H2S,...
  • In option: Contact gauges with alarm box to indicate the source status.

Specialty gas systems

Technical specifications
BrandRotarex
CategorySpecialty gas systems
GaugesHigh and low pressure
O-ringEPDM - standard
Weight± 15.0 kg / ± 33.0 lbs
DiaphragmHastelloy ®
Leak rate10 -8 mbar ℓ/s He
Seat sealPCTFE
Female ports1/4 NPT (inlet/outlet)
Nominal flowN 2 : 5 Nm 3 /h / NH 3 : 12.5 Nm 3 /h
Inlet pressure8 / 25 bar / 116 / 363 psig
Outlet Pressure3 / 8 bar / 44 / 116 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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