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FSY9000 series direct piping type (9120 Series)
Detailed description
Industry-Leading Energy Efficiency
The FSY9000 series sets a new benchmark for low power consumption in pneumatic solenoid valves. The standard model consumes only 0.4W, significantly reducing the electrical load on control systems and enabling direct drive from compact PLC outputs or simple relay circuits. For applications where absolute minimal energy use is required, models equipped with an integrated power-saving circuit consume as little as 0.1W. This ultra-low power consumption makes the FSY9000 particularly suitable for battery-powered equipment, energy-conscious facilities, and installations with high valve counts where cumulative power savings become substantial.
Fast Response and High-Speed Cycling
Despite its minimal power requirements, the FSY9000 delivers rapid and consistent pneumatic response. Under standard 0.5MPa operating conditions, response times range from ≤19 to 30 milliseconds, ensuring precise timing for synchronized automation sequences. The valve supports a maximum operating frequency of 5Hz, making it well-suited for high-frequency cycling applications such as rapid pick-and-place operations, sorting mechanisms, and packaging machinery. This combination of low power and fast response allows designers to achieve both energy savings and production throughput.
User-Friendly Manual Operation
To simplify commissioning, troubleshooting, and maintenance, the FSY9000 comes standard with a non-locking push-type manual operation button. This allows technicians to manually shift the valve position without applying electrical power, facilitating quick checks of pneumatic circuit function and actuator movement. For added convenience during extended maintenance procedures, certain models support a push-to-lock manual feature, which maintains the valve position without requiring continuous pressure on the button.
Direct Piping Configuration
Consistent with the FSY series design philosophy, the 9120 Series utilizes direct piping connections, eliminating the need for base plates or manifold assemblies. This simplifies installation for stand-alone equipment and small-scale automation cells while reducing overall system footprint and component count.
Graphic symbols
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2-position single solenoid control |
2-position double solenoid control |
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3-position center closed type |
3-position center exhaust type |
3-position center pressure type |
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Flow characteristics quality table
| Valve mode | Function | Port size | Flow characteristics | Mass g | ||||||||||
| 1、5、3 (P、EA、EB) |
4、2 (A、B) |
1→4/2(P→A/B) | 4/2 → 5/3(A/B →EA/EB) | Direct lead-out type |
L-shaped M-shaped socket type |
DIN shaped socket type |
W-shaped M8 connector |
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| C[dm3/s∙bar)] | b | Cv | C[dm3/s∙bar)] | b | Cv | |||||||||
| FSY9□20-□-02 | 2-position | single solenoid control | 1/4 | 1/4 | 7 | 0.33 | 1.7 | 7.6 | 0.35 | 2 | 241 | 244 | 265 | 248 |
| double solenoid control | 260 | 266 | 308 | 274 | ||||||||||
| 3-position | center closed type | 6.7 | 0.37 | 1.7 | 6.4 | 0.34 | 1.6 | 284 | 290 | 332 | 298 | |||
| center exhaust type | 6.4 | 0.36 | 1.6 | 8.3[4.1] | 0.41[0.27] | 2.2[0.91] | ||||||||
| center pressure type | 8.0[3.2] | 0.27[0.34] | 1.8[0.76] | 6.5 | 0.22 | 1.4 | ||||||||
| FSY9□20-□-03 | 2-position | single solenoid control | 3/8 | 8 | 0.29 | 1.9 | 8 | 0.33 | 2 | 236 | 239 | 260 | 243 | |
| double solenoid control | 255 | 261 | 303 | 269 | ||||||||||
| 3-position | center closed type | 7.9 | 0.33 | 1.9 | 6.6 | 0.27 | 1.6 | 279 | 285 | 237 | 293 | |||
| center exhaust type | 8 | 0.33 | 1.9 | 8.7[8.3] | 0.34[0.40] | 2.2[2.3] | ||||||||
| center pressure type | 8.9[3.3] | 0.34[0.40] | 2.2[0.82] | 6.5 | 0.25 | 1.5 | ||||||||
| FSY9□20-□-C8 | 2-position | single solenoid control |
C8(ø8 Quick change connector) |
4.3 | 0.28 | 0.96 | 7.1 | 0.32 | 1.7 | 293 | 296 | 317 | 300 | |
| double solenoid control | 312 | 318 | 360 | 326 | ||||||||||
| 3-position | center closed type | 4.3 | 0.31 | 0.99 | 6.1 | 0.28 | 1.4 | 336 | 342 | 384 | 350 | |||
| center exhaust type | 4.3 | 0.3 | 0.99 | 7.4[3.8] | 0.36[0.29] | 1.9[0.86] | ||||||||
| center pressure type | 4.4[3.2] | 0.35[0.26] | 1.0[0.71] | 2.1 | 0.41 | 0.53 | ||||||||
| FSY9□20-□-C10 | 2-position | single solenoid control |
C10(ø10 Quick change connector) |
6.1 | 0.28 | 1.4 | 739 | 0.33 | 1.9 | 279 | 282 | 303 | 286 | |
| double solenoid control | 298 | 304 | 346 | 312 | ||||||||||
| 3-position | center closed type | 5.9 | 0.3 | 1.4 | 6.5 | 0.26 | 1.5 | 322 | 328 | 370 | 336 | |||
| center exhaust type | 5.8 | 0.25 | 1.3 | 8.4[4.1] | 0.33[0.27] | 2.0[0.93] | ||||||||
| center pressure type | 6.3[3.2] | 0.29[0.29] | 1.5[0.72] | 6.4 | 0.25 | 1.5 | ||||||||
| FSY9□20-□-C12 | 2-position | single solenoid control |
C12(ø12 Quick change connector) |
7 | 0.25 | 1.6 | 8.6 | 0.41 | 2.2 | 265 | 268 | 289 | 272 | |
| double solenoid control | 284 | 290 | 332 | 298 | ||||||||||
| 3-position | center closed type | 6.9 | 0.24 | 1..6 | 7 | 0.33 | 1.7 | 308 | 314 | 356 | 322 | |||
| center exhaust type | 6.6 | 0.23 | 1.4 | 9.4[4.5] | 0.48[0.32] | 2.6[1.0] | ||||||||
| center pressure type | 7.4[3.2] | 0.25[0.34] | 1.7[0.74] | 6.6 | 0.23 | 1.5 | ||||||||
outline dimension diagram






