Temperature Regulator
OB-31
* Small and compact, but accurate control * PTFE/Stainless valve & seat enables long durability. |
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Feature | Small and compact / For cooling Screwed | |
Category | Temperature regulator | |
Type | External pressurized bellows type | |
Specifications | Application | Cold water , Refrigerant |
Max. pressure | 1.7MPa | |
Max. temperature | 185degree(C) | |
Connection | JIS Rc (PT) | |
Max. pressure for bulb | 1.0 MPa (1.7 MPa for hot water) | |
Set point range | 0-35 degree(C) , 25-70 degree(C) , 40-100 degree(C) , 60-130 degree(C) , 70-150 degree(C) | |
Max. Temp. for bulb | Upper set point + 40 degree(C) | |
Material | Body | Bronze |
Valve disc | PTFE | |
Valve seat | Stainless steel | |
Bulb | Copper (Nickel chrome plated) |

* Standard capacity length is 2 m. 3 m or 5 m are available. |
Size | L (mm) | H (mm) | Weight (kg) |
15A(1/2) | 75 | 318.5 | 2.7 |
20A(3/4) | 80 | 318.5 | 2.8 |
25A(1) | 90 | 318.5 | 3 |
[About flow rate]
Selection data: | Nominal Size Selection Chart |

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Drawing (199 KB) |
CAD external view (28 KB) |