■測量原理： 用于測量固體。VL600振棒通過壓電陶瓷驅動。當振棒接觸到被測介質時，振幅被衰減，振幅的改變通過一體式電子部件分析處理，并轉換成一個開關指令。幾乎可以測量各種固體介質，典型應用是溢出保護或空轉保護，比如：面粉、奶粉、沙子、水泥、塑料顆粒、泡沫聚苯乙烯等等，即使比重達0.015g/cm3的介質也可以測量。由于安裝位置和顆粒尺寸不會影響測量，所以儀表啟動無需專門調試。
應用：
- 固體介質的限位檢測，常用于溢出或空轉保護系統。
| Code | Base model | Unit Price |
| VL612N | L=270mm,R1"mounting,304SS | |
| VL612F | L=270mm,JIS5K50A FF mounting,304SS | |
| VL622N | Extension Pipe:R1-1/4"304SS L=330mm～1000mm | |
| VL622F | Extension Pipe:JIS5K50A FF 304SS L=330mm～1000mm | |
| VL632F | Extension Cable:JIS5K50A FF 304SS L=600mm～1000mm | |
| | Code | Mounting | Surcharge |
| | 0 | Flat-face flange | See Page 15 |
| | 1 | Raised-face flange |
| | 4 | Plug mount |
| | | Code | Operation process temperature | Surcharge |
| | | J | JIS flange | See Page 15 |
| | | A | ANSI flange |
| | | D | DIN flange |
| | | R | R plug |
| | | T | NPT plug |
| | | | Code | Material | Surcharge |
| | | | S | 304SS,Standard | None |
| | | | S6 | 316SS,Standard | |
| | | | | Code | Cable entries | Surcharge |
| | | | | G | JIS F 20a(G3/4) | None |
| | | | | | | | |
| VL612 | 4 | R | S | G | → VL612N-4RSHG |
VL612N VL12F VL622振動料位開關日本能研NOHKEN
