In an explosion-proof zone.
| Explosion protection marking | without explosion protection means** |
| Operating temperature, °C | from 0 to +40 |
| Ingress protection rating | - |
| Protection class (electric shock) | I |
* — personal computer (PC) with installed software package;
** — located in an explosion-proof zone.
User access authorization with role-based access rights (by entering the software package login and user password) is provided for the software package workstations (ARM).