| Explosion protection marking | Ex ia I Ma U |
| Operating temperature, °C | from minus 20 to plus 85 |
| Degree of protection against external influences |
IP65 (external side) IP00 (on the connection loop side) |
| Electric shock protection class | III |
| Rated DC supply voltage, V | 3.6 |
| Connection interface to PPKP (ППКП) | I2C |
| Sensing zone configuration | point-type |
| Monitored area by detectors | complies with Tables 13.5 (for heat channel) of SP 5.13130.2009 |
| Detector class | A1R, A2R, A3R, BR |
| Overall dimensions, mm | Ø7.0 × 107 |
| Weight, g, not more than | 25 |
Installed in the cable gland of the BU-1 control unit housing or in other devices compatible via a wired loop.
Application area
Underground workings of mines and pits, and their surface structures, including those hazardous due to gas and/or dust, in accordance with the requirements of industry safety regulations.