MSI-SR-LC21-01
Safety relay
Part no.:
50133008
| Series | MSI-SR-LC21 |
| Application | E-Stop circuits Optoelectronic protective devices Position switches (mechanical contacts) Solenoid switches (reed contacts, equivalent) Transponder switches (OSSD outputs) |
| Functions | Contactor monitoring (EDM) Start/restart interlock (RES) |
| Restart | Automatic Manual |
| SIL | 3, IEC 61508 |
| SILCL | 3, IEC/EN 62061 |
| Performance Level (PL) | e, EN ISO 13849-1 |
| MTTFd | 78 years, EN ISO 13849-1 |
| PFHD | 1,7E-09 per hour |
| Mission time | 20 years, EN ISO 13849-1 |
| Category | 4, EN ISO 13849-1 |
| DCAVG | 99 % |
| B10d at DC13 (inductive load) | 435,000 number of cycles, (2.5 A, 230 V), 700,000 (1 A, 230 V) |
| B10d at AC15 (inductive load) | 230,000 number of cycles, (3 A, 230 V), 380,000 (1 A, 230 V) |
| Continuous current per current path, max. | 6 A |
| Supply voltage UB | 24 V, AC/DC, -15 ... 10 % |
| Power consumption, max. | 2 W, For 24 V, plus output load |
| Nominal voltage UN | 24 V |
| Nominal frequency | 50 ... 60 Hz |
| Operating voltage | 0.85 ... 1.1 x UN |
| Rated power DC | 2 W |
| Galvanic isolation between supply and control circuit | No |
| Number of outputs, safety-oriented, non-delayed, contact-based | 2 Piece(s) |
| Number of outputs, safety-oriented, delayed, contact-based | 0 Piece(s) |
| Number of outputs, signaling function, non-delayed, contact-based | 1 Piece(s) |
| Release current paths | NO |
| Signaling current paths | NC |
| Contact material | Ag alloy, gold-plated |
| Usage category AC-15 (NO contact) | Ue 230V, Ie 3A |
| Usage category DC-13 (NO contact) | Ue 24V, Ie 2,5A |
| Short circuit protection (NO contact) | gG class safety fuse 6A, melting integral |
| Max. thermal continuous current Ith, release current paths | 6 A |
| Max. thermal continuous current Ith, signaling current paths | 3 A |
| Max. total current I² of all current paths | 9 A² |
| Mechanical life time | 100,000,000 switching cycles |
| Evaluation of the inputs | Two-channel |
| Input current at the control inputs (safety circuit/reset circuit) | 40 mA |
| Max. peak current at the control inputs (safety circuit/reset circuit) | 100 mA |
| Max. cable resistance, per channel | ≤ (5 + (1.176 x UB / UN - 1) x 100) Ω |
| Minimum switch-on time | 50 ms |
| Response time (automatic start tA2) | 500 ms |
| Response time (manual start tA1) | 40 ms |
| Test pulse time permitted tTP | 1 ms |
| Release time tR | 25 ms |
| Synchronous time monitoring tS | 200 ms |
| Recovery time tW | 150 ms |
| Regression delay | 25 ms |
| Number of connections | 1 Piece(s) |
| Function | Signal IN Signal OUT Voltage supply |
| Type of connection | Terminal |
| Type of terminal | Screw terminal |
| No. of pins | 16 -pin |
| Connection cross sections | 1 x 0.2 to 2.5 mm², wire 1 x 0.25 to 2.5 mm², wire with wire-end sleeve 2 x 0.2 to 1.0 mm², wire 2 x 0.25 to 1.0 mm², wire with wire-end sleeve |
| Dimension (W x H x L) | 22.5 mm x 96.5 mm x 114 mm |
| Net weight | 210 g |
| Housing color | Gray |
| Type of fastening | Snap-on mounting |
| Ambient temperature, operation | -25 ... 55 °C |
| Approvals | TÜV Rheinland c UL US |
| Customs tariff number | 85364900 |
| ECLASS 5.1.4 | 27371800 |
| ECLASS 8.0 | 27371819 |
| ECLASS 9.0 | 27371819 |
| ECLASS 10.0 | 27371819 |
| ECLASS 11.0 | 27371819 |
| ECLASS 12.0 | 27371819 |
| ECLASS 13.0 | 27371819 |
| ECLASS 14.0 | 27371819 |
| ECLASS 15.0 | 27371819 |
| ETIM 5.0 | EC001449 |
| ETIM 6.0 | EC001449 |
| ETIM 7.0 | EC001449 |
| ETIM 8.0 | EC001449 |
| ETIM 9.0 | EC001449 |
| ETIM 10.0 | EC001449 |
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