| Typ | Housing | Safety- contacts | Signal- circuit | Opposite- channel- polarity | Monitoring- Start-Button | Safety Standards see below* | User- Manual | |||
| *RC | *C | *PL | *SIL | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Safe 2.2 | 22.5mm Housing | 2 | - | yes | no | 1-4 | 1-4 | a-e | - | Safe 2.2 |
| Safe M | 22.5mm Housing | 3 | 1 | yes | no | 1-3 | 1-3 | a-d | 1-3 | Safe M Safe M 115V |
| Safe M1 | 22.5mm Housing | 3 | 1 | yes | no | 1-3 | 1-3 | a-d | 1-3 | Safe M1 |
| Safe IL1 | 73mm Housing | 1 | - | yes | yes | 1-4 | 1-4 | a-e | - | Safe IL1 |
| RS-NAGA | 45mm Housing | 3 | 1 | selectable | no | 1-4 | 1-4 | a-e | - | RS-NAGA |
| RS-NAGAO | 45mm Housing | 3 | 1 | selectable | no | 1-4 | 1-4 | a-e | - | RS-NAGAO |
| * Safe CM | 22.5mm Housing | 4xOSSD (semiconductor) | - | yes | selectable | 1-4 | 1-4 | a-e | 1-3 | Safe CM |