MSI-2HB-02
Safety relay
| Series | MSI-2HB |
| Functions | Automatic start/restart Contactor monitoring (EDM) Cross circuit monitoring Simultaneity monitoring of the two-hand buttons |
| SIL | 3, IEC 61508 |
| SILCL | 3, IEC/EN 62061 |
| Performance Level (PL) | e, EN ISO 13849-1 |
| MTTFd | 70 years, EN ISO 13849-1 |
| PFHD | 3.8E-08 per hour |
| Mission time | 20 years, EN ISO 13849-1 |
| Category | 4, EN ISO 13849-1 |
| STOP category | 0, IEC/EN 60204-1 |
| B10d at DC1 (ohmic load) | 400,000 number of cycles |
| B10d at AC1 (ohmic load) | 400,000 number of cycles |
| B10d at DC13 (inductive load) | 400,000 number of cycles |
| B10d at AC15 (inductive load) | 400,000 number of cycles |
| B10d, low load | 20,000,000 number of cycles |
| Protective circuit | Fuse on switching output, upstream |
| Switching frequency, max. | 3600 switching cycles/h |
| Continuous current per current path, max. | 3 A |
| External safeguarding for supply circuit | 1 A delay-action |
| External contact fuse protection per current path | 5 A quick-action, or 3.15 A delay-action |
| Permissible input line resistance, max. | 70 Ω |
| Supply voltage UB | 24 V, -15 ... 10 % |
| Number of safety-related switching outputs (OSSDs) | 2 Piece(s) |
| Type | Safety-related switching output OSSD |
| Voltage type | AC/DC |
| Switching element | Relay, NO |
| Switching element | Relay, NO |
| Response time | 20 ms |
| Readiness delay | 150 ms |
| Restart delay time | 50 ms |
| Pickup delay | 50 ms |
| Regression delay | 20 ms |
| Time window for simultaneity monitoring, max. | 0.5 s |
| Number of connections | 1 Piece(s) |
| Function | Connection to device |
| Type of connection | Terminal |
| Type of terminal | Spring-cage terminal |
| No. of pins | 16 -pin |
| Connection cross sections | 0.2 to 1.5 mm² |
| Dimension (W x H x L) | 22.5 mm x 111 mm x 114.1 mm |
| Housing material | Plastic |
| Plastic housing | PA 66 |
| Electrical contact material | AgSnO2, gold flashed |
| Net weight | 200 g |
| Housing color | Gray |
| Type of fastening | Snap-on mounting |
| Mechanical life time | 10,000,000 actuation cycles |
| Type of display | LED |
| Number of LEDs | 3 Piece(s) |
| Ambient temperature, operation | -25 ... 55 °C |
| Degree of protection | IP 20 (terminals) IP 40 (housing) |
| Protection class | II |
| Approvals | TÜV Süd |
| Customs tariff number | 85371098 |
| ECLASS 8.0 | 27371821 |
| ECLASS 9.0 | 27371821 |
| ETIM 5.0 | EC001452 |