Properties
| Version | Safety relay, 24 V DC ± 20%, , Max. switching current, internal fuse : , Safety category: SIL 3 EN 61508:2010 |
| Order No. | 2633940000 |
| Type | SCS 24VDC P1SIL3ES LL |
| GTIN (EAN) | 4050118665543 |
| Qty. | 1 items |
| Depth | 119.2 mm |
| Depth (inches) | 4.693 inch |
| Height | 113.6 mm |
| Height (inches) | 4.472 inch |
| Width | 17.5 mm |
| Width (inches) | 0.689 inch |
| Net weight | 218 g |
| Storage temperature | -40 °C...85 °C |
| Operating temperature | -40 °C...50 °C |
| Humidity | 95 %, no condensation |
| RoHS Compliance Status | Compliant with exemption |
| RoHS Exemption (if applicable/known) | 7a, 7cI |
| REACH SVHC | Lead 7439-92-1 |
| SCIP | 807f1906-ce90-4f93-8801-4b128b343e6b |
| Connection designation |
0V
24 V |
| Rated control voltage | 24 V DC ±20 % |
| Current consumption | < 40 mA + M14 |
| Protective circuit | Reverse polarity protection |
| Connection designation (safety circuit) |
A1
A2 |
| Rated control voltage | 24 V DC ± 20% |
| Current consumption | 56 mA |
| Status indicator | LED yellow (RLY): lights up when input circuit (A1,A2) of the device is actuated |
| Protective circuit |
Reverse polarity protection
Free-wheeling diode |
| Connection designation (safety test) |
T1
T2 T3 |
| Rated control voltage | 24 V DC ±20 % |
| Number of test inputs | 3 |
| Connection designation (safety output) |
L
N 13 14 |
| Contact design | 1 x energised to safe (NO contact) |
| Contact base material | AgNi gold flashed |
| Max. permitted switching voltage | 250 V AC |
| Max. switching current, external fuse | 2,5 A |
| Max. switching capacity | 625 VA |
| External back-up fuse | 2.5 A (slow blow) |
| Switch-on time | 50 ms |
| Min. switching capacity | 30 mA @ 15 V |
| Connection designation (Alarm output) |
M13
M14 |
| Digital output (Alarm output) | 1 DO |
| Solid-state type (Alarm output) | MOS-FET high-active |
| output current, max. (Alarm output) | 100 mA |
| Short-circuit-proof (Alarm output) | Yes, without time limit |
| Voltage drop at max. load (Alarm output) | 1.5 V |
| Status indicator (Alarm output) | LED red (ERR): flashes when device detects a fault, supply voltage applied and input circuit (A1, A2) not actuated |
| Connection designation (Diagnostic output) |
D21
D22 |
| Switching voltage, max.(Diagnostic output) | 30 V |
| Switching, current, max. (Diagnostic output) | 100 mA |
| switching capacity, min. (Diagnostic output) | 1 mW |
| Contact design (Diagnostic output) | 1 NC contact |
| Contact material (Diagnostic output) | AgNi gold-plated |
| Status indicator (Diagnostic output) | LED green (DIAG): lights up when supply voltage applied and input circuit (A1, A2) not actuated |
| Device type | A |
| Safety category | SIL 3 |
| Safety standard | EN 61508:2010 |
| Operating altitude |
≤ 2000 m
above sea level |
| Rail | TS 35 |
| Colour |
black
yellow |
| Insulation coordination according to | EN 61010-2-201 |
| Rated voltage | 300 V |
| Pollution severity | 2 |
| Surge voltage category | III |
| Clearance and creepage distances for control side - load side | ≥ 6 mm |
| Dielectric strength for control side - load side | 3.51 kVeff /1 min. |
| Protection degree | IP20 |
| Standards |
EN 61010-1
EN 61010-2-201 EN 61326-3-2 EN 61326-1 EN 61326-3-1 DIN EN 61508 |
| Certificate no. (cULus) | E141197 |
| Wire connection method | Screw connection |
| Stripping length, rated connection | 8 mm |
| Tightening torque, min. | 0.4 Nm |
| Tightening torque, max. | 0.6 Nm |
| Clamping range, rated connection | 1.5 mm² |
| Clamping range, min. | 0.13 mm² |
| Clamping range, max. | 2.5 mm² |
| Wire connection cross section AWG, min. | AWG 26 |
| Wire connection cross section AWG, max. | AWG 12 |
| Wire cross-section, solid, min. | 0.2 mm² |
| Wire cross-section, solid, max. | 2.5 mm² |
| Wire connection cross section, finely stranded, min. | 0.2 mm² |
| Wire connection cross section, finely stranded, max. | 2.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min. | 0.2 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max. | 2.5 mm² |
| Conductor cross-section, flexible, AEH (DIN 46228-1), min. | 0.2 mm² |
| Conductor cross-section, flexible, AEH (DIN 46228-1), max. | 2.5 mm² |
| Blade size | size PH0 |
| Certificate No. (ATEX) | UL20ATEX2457X |
| Certificate No. (IECEX) | IECExULD20.0032X |
| Certificate no. (cULus) | E141197 |
| Certificate no. (cULusEX) | E324123 |
| Marking EN 60079 | Ex ec nC IIC T4 Gc |
| Approval/Certificate/Document of Conformity |
[TÜV Safety Approved certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_188976)
[Certification ATEX](https://mdcop.weidmueller.com/mediadelivery/asset/900_189033) [Certificate IECEx](https://mdcop.weidmueller.com/mediadelivery/asset/900_229112) [Certificate UL C1D2](https://mdcop.weidmueller.com/mediadelivery/asset/900_229113) [CCC Ex certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_305626) [Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_189217) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_103950) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.2633940000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2633940000) |
| User Documentation |
[Safety manual – English](https://mdcop.weidmueller.com/mediadelivery/asset/900_187784)
[Sicherheitshandbuch – Deutsch](https://mdcop.weidmueller.com/mediadelivery/asset/900_187785) [Beipackzettel / Package Insert – multilingual](https://mdcop.weidmueller.com/mediadelivery/asset/900_188973) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC001449 |
| ETIM 7.0 | EC001449 |
| ETIM 8.0 | EC001449 |
| ETIM 9.0 | EC001449 |
| ECLASS 9.0 | 27-37-18-19 |
| ECLASS 9.1 | 27-37-18-19 |
| ECLASS 10.0 | 27-37-18-19 |
| ECLASS 11.0 | 27-37-18-19 |
| ECLASS 12.0 | 27-37-18-19 |
| ECLASS 13.0 | 27-37-18-19 |
| ECLASS 14.0 | 27-37-18-19 |
| Approvals |          |
| ROHS | Conform |
| UL File Number Search | [UL Website](LINK/UL_search.html) |
| Certificate no. (cULus) | E141197 |
| Certificate no. (cULusEX) | E324123 |