| Physical Property | |
| Material | Aluminum |
| Power Supply | DC 12V |
| Rated Power | 1W |
| Standby Power | 1W |
| IP Rating | IP65 |
| Installation | Surface & Flush Mounting |
| Dimension | 188 x 88 x 34 mm |
| Working Temperature | -40℃ - +55℃ |
| Storage Temperature | -40℃ - +70℃ |
| Working Humidity | 10%-90% (Non-condensing) |
| Port | |
| RS485 | 2 (1 for Input, 1 for Output) |
| Dip Switch | 4 |
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Datasheet 904M-S3.pdfDownload
