SCS 24VDC P1SIL3ES LL
SCS 24VDC P1SIL3ES LL
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SCS 24VDC P1SIL3ES LL

Safety relay, 24 V DC ± 20%, , Max. switching current, internal fuse : , Safety category: SIL 3 EN 61508:2010

Art.-Nr. 2633940000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Input (power supply) Input (safety circuit) Test inputs (safety circuit) Output (safety circuit) Alarm output Diagnostic output Safety-related basic specifications General data Insulation coordination Further details of approvals / standards Connection data Ratings IECEx/ATEX/cUL Classifications

Approvals

Approvals
![](https://assets.dam.weidmueller.com/assets/api/8761d6a8-633c-4aff-8793-97a5d2b0ca50/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/98e12ea5-58f4-450a-9983-f439987b3951/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/0d1637a4-c7dd-4915-8bc8-4c9de8d8b393/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/4a92d911-d582-40e3-85fc-c9e9b159e140/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/2fb608f0-c73d-4515-a7a5-878046a505f4/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/c809b3ab-e765-499c-852e-d528779da9f7/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/52b59257-358c-4bc4-9ea4-df407cebf157/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/5855f480-81e6-48e1-aa53-1e87419df7ba/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/5855f480-81e6-48e1-aa53-1e87419df7ba/DAP_Master_ICON,w_80,q_80) 
ROHS
Conform 
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate no. (cULus)
E141197 
Certificate no. (cULusEX)
E324123 

General ordering data

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

Dimensions and weights

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

Temperatures

Storage temperature
-40 °C...85 °C 
Operating temperature
-40 °C...50 °C 
Humedad
95%, sin condensación 

Environmental Product Compliance

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 

Input (power supply)

Connection designation
0V 
24 V 
Rated control voltage
24 V DC ±20 % 
Current consumption
<40 mA + M14 
Protective circuit
Protección de polaridad 

Input (safety circuit)

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 

Test inputs (safety circuit)

Connection designation (safety test)
T1 
T2 
T3 
Rated control voltage
24 V DC ±20 % 
Number of test inputs
3 

Output (safety circuit)

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 (coup lent) 
Switch-on time
50 ms 
Min. switching capacity
30 mA @ 15 V 

Alarm output

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 

Diagnostic output

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)
Grüne LED (DIAG): leuchtet bei angelegter Versorgungsspannung und nicht aktiviertem Eingangskreis (A1, A2) 

Safety-related basic specifications

Device type
A 
Safety category
SIL 3 
Safety standard
EN 61508:2010 

General data

Operating altitude
≤ 2000 m 
above sea level 
Mounting rail
TS 35 
Colour
black 
yellow 

Insulation coordination

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 / 1분 
Skyddsklass
IP20 

Further details of approvals / standards

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 

Connection data

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 
Sección de conexión del conductor, rígido, min.
0,2 mm²
Sección de conexión del conductor, rígido, max.
2,5 mm²
Section de raccordement du conducteur, souple, min.
0,2 mm²
Section de raccordement du conducteur, souple, max.
2,5 mm²
Сечение соединения проводов, тонкий скрученный с кабельными наконечниками DIN 46228/4, мин.
0,2 mm²
Сечение соединения проводов, тонкий скрученный с кабельными наконечниками DIN 46228/4, макс.
2,5 mm²
Сечение подключаемого провода, многожильного, 46228 AEH (DIN 46228-1), макс.
0,2 mm²
Сечение подключаемого провода, многожильного, 46228 AEH (DIN 46228-1), макс.
2,5 mm²
Размер лезвия
Размер PH0 

Ratings IECEx/ATEX/cUL

Certificate No. (ATEX)
UL20ATEX2457X 
Certificate No. (IECEX)
IECExULD20.0032X 
Certificate no. (cULus)
E141197 
Certificate no. (cULusEX)
E324123 
EN 60079 jelölés
Ex ec nC IIC T4 Gc 

Classifications

ETIM 8.0
EC001449 
ETIM 9.0
EC001449 
ETIM 10.0
EC001449 
ECLASS 14.0
27-37-18-19 
ECLASS 15.0
27-37-18-19