Key facts
- Brand
- SMC
- Model
- VXD21
- Industry
- Industrial
- Documents
- 2
- Languages
- JA · ZH
- Last added
- 2012-03-15
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SMC VXD21/22/23 Series Pilot-Type 2-Way Solenoid Valve User Manual
This manual covers safety precautions, flow‑characteristics, technical specifications, model designation and troubleshooting for the SMC VXD21/22/23 series pilot‑type 2‑way solenoid valves. It includes detailed instructions for installation, wiring options, and recommended maintenance procedures.
The document also provides guidance on suitable fluids, environmental limits, and recommended parts such as sealing materials and wire gauges. Troubleshooting tables list common faults and corrective actions for both normally‑closed (N.C.) and normally‑open (N.O.) configurations. This manual is written in Japanese.
SMC VXD21 specifications
| Coil Types | B type, H type |
|---|---|
| Pipe Thread Torque (Rc1/8) | 7~9 Nm |
| Pipe Thread Torque (Rc1/4) | 12~14 Nm |
Source: SMC VXD21/22/23 Series Electromagnetic Valve User Manual
All SMC VXD21 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How should the voltage for AC B‑type coils be limited?
AC B‑type coils must be limited to no more than 10 % of the rated voltage.
From: SMC VXD21/22/23 Series Electromagnetic Valve User Manual
What wire gauge is recommended for B‑type coils?
B‑type coils use AWG20 wire with an outer insulation diameter of 2.5 mm.
From: SMC VXD21/22/23 Series Electromagnetic Valve User Manual