The Water Hydraulics Co. Ltd
Janus Pilot Operated Check Valve (1/4" BSP)
Model No.: 211/213/219/222BJSW
Pilot operated check valve for water hydraulics, available stand-alone or as a bolt-on option to 4/3 and 4/2 directional valves. Bubble-tight 100% seal for load or pressure holding, e.g. locking a water cylinder in position. Offered in 3:1 and 9:1 pilot-to-seat area ratios, single or double port checked, in 316 stainless/polymer construction with manifold mount (2M series) options.
Specifications
| Valve Type | pilot_operated_check |
| Nominal Size | 1/4" BSP (피드 갤러리 6mm/4mm) |
| Porting | 1/4" BSP (평행나사) |
| Cracking Pressure | 표준 6 bar (요청 시 1 bar) |
| Max. Inlet Pressure | 200 bar |
| Operating Pressure Range | 0~160 bar |
| Max. Flow | 30 L/min |
| Pilot Ratio | 3:1 (211/213BJSW), 9:1 (219/222BJSW) |
| CV Rate | 0.62 |
| Construction Materials | A.I.S.I 316 / 폴리머 |