Official DistributorSKU
MPN
PSR-SCP- 24UC/ESA4/2X1/1X2
Weight
0.192 kg
Series PSR-SCP
PSR-SCP- 24UC/ESA4/2X1/1X2 - Safety relays
Safety relay for emergency stop and safety door monitoring up to SIL 3 or Cat. 4, PL e in accordance with EN ISO 13849, 2-channel operation, 2 enabling current paths, nominal input voltage: 24 V DC, plug-in screw terminal block
- Up to Cat. 4/PL e in accordance with EN ISO 13849-1, SIL 3 in accordance with EN IEC 62061, SIL 3 in accordance with IEC 61508
- 2-channel
- 2 enabling current paths, 1 signaling current path
- Manually monitored and automatic activation in a single device
Technical Specifications
Product properties
| Product family | PSRclassic |
| Application | Emergency stop |
| Application | Safety door |
| Mechanical service life | approx. 107 cycles |
| Relay type | Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3 |
Electrical properties
| Maximum power dissipation for nominal condition | 16.44 W (US = 26.4 V, IL² = 72 A², PTotal max = 2.04 W + 14.4 W) |
| Nominal operating mode | 100% operating factor |
Air clearances and creepage distances between the power circuits
| Rated Insulation Voltage | 250 V |
| Rated surge voltage/insulation | See section “Insulation coordination” |
General
| Rated control circuit supply voltage US | 24 V DC -15 % / +10 % |
| Power consumption at US | typ. 1.68 W (DC) |
| Rated control supply current IS | typ. 70 mA |
| Input voltage range in reference to UN | 0.85 ... 1.1 |
| Typical input current at UN | 70 mA DC (at Us) |
| Inrush Current | < 3.5 A (Δt = 3 ms at Us) |
| Inrush Current | < 100 mA (Δt = 500 ms, with Us/Ix at S12) |
| Inrush Current | > -100 mA (Δt = 300 ms, with Us/Ix at S22) |
| Inrush Current | < 6 mA (with Us/Ix to S34) |
| Current consumption | typ. 38 mA (S12) |
| Current consumption | typ. -38 mA (S22) |
| Current consumption | typ. 1 mA (with Us/Ix to S34) |
| Voltage at input/start and feedback circuit | approx. 24 V DC |
| Filter time | 5 ms (at A1 in the event of voltage dips at Us) |
| Filter time | No test pulses permitted |
| Typical response time | 150 ms (automatic start) |
| Typ. starting time with Us | 250 ms (with Us when controlled via A1) |
| Typical release time | 20 ms (on demand via the sensor circuit) |
| Typical release time | 45 ms (on demand via A1) |
| Concurrence | ∞ |
| Recovery time | 1 s (following demand of the safety function) |
| Recovery time | < 1 s (Boot time) |
| Protective circuit | Surge protection; Suppressor diode |
| Max. permissible overall conductor resistance | approx. 50 Ω (Input and start circuits at US) |
| Operating voltage display | Green LED |
| Status display | Green LED |
Output data
| Contact switching type | 2 enabling current paths |
| Contact switching type | 1 signaling current path |
| Contact Material | AgSnO2, + 0.2 µm Au |
| Maximum Switching Voltage | 250 V AC |
| Minimum Switching Voltage | 10 V AC/DC |
| Limiting Continuous Current | 6 A (N/O contact) |
| Maximum Inrush Current | 6 A |
| Inrush current, minimum | 10 mA |
| Sq. Total current | 72 A2 (Enabling current paths) |
| Sq. Total current | 36 A2 (Signaling current path 31/32) |
| Interrupting rating (ohmic load) max. | see load limit curve |
| Switching capacity min. | 100 mW |
| Switching capacity in accordance with IEC 60947-5-1 | 6 A (DC13, enabling current paths) |
| Switching capacity in accordance with IEC 60947-5-1 | 5 A (AC15, enabling current paths) |
| Switching capacity in accordance with IEC 60947-5-1 | 2 A (DC13, signaling current paths) |
| Switching capacity in accordance with IEC 60947-5-1 | 1.5 A (AC15, signaling current paths) |
| Output fuse | 10 A gL/gG (Enabling current paths) |
| Output fuse | 4 A gL/gG (Low-demand enabling current paths) |
| Output fuse | 6 A gL/gG (Signaling current path) |
Connection technology
| pluggable | yes |
Conductor connection
| Connection Method | Screw connection |
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Stripping length | 7 mm |
| Screw thread | M3 |
Dimensions
| Width | 22.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
Material specifications
| Color (Housing) | yellow (RAL 1018) |
| Housing Material | Polyamide |
Safety data
| Stop category | 0 |
Safety data: EN ISO 13849
| Category | 4 |
| Performance level (PL) | e (5 A DC13; 5 A AC15; 8760 switching cycles/year) |
Safety data: IEC 61508 - High demand
| Safety Integrity Level (SIL) | 3 |
Safety data: IEC 61508 - Low demand
| Safety Integrity Level (SIL) | 3 |
Safety data: EN IEC 62061
| Safety Integrity Level (SIL) | 3 |
Ambient conditions
| Degree of Protection | IP20 |
| Min. degree of protection of inst. location | IP54 |
| Ambient Temperature (Operation) | -20 °C ... 55 °C (observe derating) |
| Ambient temperature (storage/transport) | -40 °C ... 70 °C |
| Maximum altitude | ≤ 2000 m (Above sea level) |
| Max. permissible humidity (storage/transport) | 75 % (on average, 85% infrequently, non-condensing) |
| Max. permissible relative humidity (operation) | 75 % (on average, 85% infrequently, non-condensing) |
| Shock | 15g |
| Vibration (Operation) | 10 Hz ... 150 Hz, 2g |
Air clearances and creepage distances between the power circuits
| Standards/regulations | DIN EN 60947-1 |
Mounting
| Mounting Type | DIN rail mounting |
| Assembly instructions | See derating curve |
| Mounting Position | vertical or horizontal |
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Additional Information
| Pack Size | 1 |
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