Temperature Regulator
OB-31U
* Small and compact, but accurate control
* PTFE/Stainless valve & seat enables long durability.
Specifications
| Features | For cooling, union joint | |
|---|---|---|
| Type | External pressure bellows type | |
| Specifications | Product type | For cooling |
| Nominal size | 15A (1/2") - 25A (1") | |
| Application | Water, refrigerant | |
| End connection | JIS Rc screwed (union joint) | |
| Max. pressure | 1.7 MPa | |
| Working temperature | Max. 185 degree(C) | |
| Temperature regulating range | 0-35 degree(C), 25-70 degree(C), 40-100 degree(C), 60-130 degree(C), 70-150 degree(C) | |
| Capillary length | 2m | |
| Material | Body | Bronze |
| Valve disc | PTFE | |
| Thermal bulb | Stainless steel | |
Remarks
* Standard capacity length is 2m. 3m or 5m options are available.
Weights and Dimensions
| Size | L (mm) | H (mm) | Weight (kg) |
|---|---|---|---|
| 15A(1/2) | 160 | 318.5 | 3.7 |
| 20A(3/4) | 160 | 318.5 | 3.7 |
| 25A(1) | 160 | 318.5 | 3.7 |
About flow rate
Selection data：
Nominal Size Selection Chart
Dimensional drawing
