| Manufacturer | SICK |
| Manufacturer series | ReLy |
| Mounting | for DIN rail mounting |
| Safety category | 4 |
| Usup | 24V DC |
| Electr. connect. | spring-loaded terminals |
| Operating temperature | -25...55°C |
| IP rating | IP20 |
| Symbol | Input properties | Safety outputs | Type of automation module |
|---|---|---|---|
| RLY3-EMSS100 | 2 channel | NO x2 | safety relay |
| RLY3-EMSS300 | 3 channel | NO x3 | safety relay |
| RLY3-HAND100 | 2 channel | NO x2 | safety relay |
| RLY3-OSSD200 | 2 channel | NO x2 | safety relay |
| RLY3-OSSD300 | 3 channel | NO x3 | safety relay |
| RLY3-TIME100 | 2 channel | NO x2 | safety relay |
| RLY3-OSSD100 | 2 channel | NO x2 | extension |
| RLY3-OSSD400 | 4 channel | NO x4 | extension |