SF 21
Technical parameters
| Supply voltage | 12 V |
| 电流输入 | ca. 20 mA |
| 尺寸 (L x W x H) | (140 x 100 x 23) mm |
| Supply voltage | 12 V |
| 电流输入 | ca. 20 mA |
| 尺寸 (L x W x H) | (140 x 100 x 23) mm |