Electronic Sounder Series 65B
| TECHNICAL DATA | ||
| D-155 (Sounder / Beacon) | ||
| Lowest | Highest | |
| Output @ 1 metre 24VDC | 68dB | 95dB |
| Current @ 24VDC | 13mA | 22mA |
| Voltage Range | 8 to 35VDC | |
| Operating Frequency | 800Hz to 1000Hz | |
| Number of Tones | 4 | |
| Volume Control | Adjustment Screw | |
| Operating Temperatures | -20°C to +70°C | |
| Size (H x W x H) | 107 x 95 x 99 mm | |
| Protection Classification | IP 65 | |
| Approximate Weight | 182g | |
