RA Series＜Vent to Atmosphere, Low Pressure＞
RA Series＜Vent to Atmosphere, Low Pressure＞
■High-precision cracking performance and high sealing performance
■Compact and lightness
■Best for the fluids that can vent to atmosphere
■Variety of pipe sizes
■Adjust set pressure at the factory
■Compact and lightness
■Best for the fluids that can vent to atmosphere
■Variety of pipe sizes
■Adjust set pressure at the factory
Description
| Operation fluid | Gases / liquids that do not corrode wetted parts | |
|---|---|---|
| Pipe size | R1/8～R1" | |
| Proof pressure | 1.62MPa | |
| Set pressure | 3～1080kPa ※It for pipe size 1/8 ” is from 3～970kPa. ※3～29kPa is available as an option. |
|
| Body material | Brass （Ni plating）/ SUS316 | |
| Seal material | Fluororubber FKM (Standard) | |
| Remarks | ■Body material for Brass is Ni Plating. ■When set pressure is under 5kPa,OUT port direction is upward only. |
|
Dimension / Material
<mm>
| Dimension table | Pipe size(R) |
A | HEX | Material table | No. | Name | Material | |
|---|---|---|---|---|---|---|---|---|
| Brass[B] | Stainless[T] | |||||||
| 1/8 | 25.5 ±2.0 | 13.0 | ① | Body | Brass(Ni plating) | SUS316 | ||
| 1/4 | 31.0 ±2.0 | 17.0 | ② | Nut | SUS316L | |||
| 3/8 | 33.0 ±2.0 | 19.0 | ③ | Guide | Brass or Stainless |
SUS316 |
||
| 1/2 | 44.8 ±3.0 | 26.0 | ④ | Spring | SUS304 or SUS316 | |||
| 3/4 | 52.4 ±3.0 | 29.0 | ⑤ | Poppet | Brass | SUS316 | ||
| 1" | 72.8 ±3.0 | 38.0 | ⑥ | Special Seal | FKM[V](Standard) | |||
Flow characteristics
Ordering information
