PSR-SCP- 24DC/RSM4/4X1
   - 
  Safety relay module
    
      2981538
      
      
    
  
      2-channel over-speed and zero-speed safety relay up to SIL 3 or Cat. 4, PL e in accordance with EN ISO 13849, 4 N/O contacts, suitable for connecting incremental encoders and initiators, plug-in screw terminal blocks, width: 45 mm
      Free download available.
      Downloads
    
  Product details
| Product type | Safety device | 
| Application | Over-speed safety relay | 
| Zero-speed safety relay | |
| Control | 2-channel | 
| Mechanical service life | > 50x 106 cycles | 
| Relay type | Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3 | 
| Insulation characteristics: Air clearances and creepage distances between the power circuits | |
| Overvoltage category | II | 
| Degree of pollution | 2 | 
| Maximum power dissipation for nominal condition | 2.4 W | 
| Nominal operating mode | 100% operating factor | 
| Interfaces | Encoder | 
| Initiator connection | |
| Air clearances and creepage distances between the power circuits | |
| Rated insulation voltage | 250 V | 
| 4 kV (Reinforced insulation) | |
| General | |
| Nominal input voltage UN | 24 V DC | 
| Input voltage range in reference to UN | 0.85 ... 1.1 | 
| Typical input current at UN | 100 mA | 
| Voltage at input/start and feedback circuit | approx. 24 V DC | 
| Typical response time | 15 ms | 
| Typical release time | 12 ms | 
| Recovery time | 1 s | 
| Protective circuit | Surge protection; Suppressor diode | 
| Limit frequency | 2 kHz (IN1, IN2) | 
| 400 kHz (RJ45) | |
| Status display | LED (green) | 
| Contact switching type | 4 enabling current paths | 
| Contact material | AgNi10, + 5 µm Au | 
| Maximum switching voltage | 250 V AC/DC (when the gold layer is destroyed) | 
| 60 V AC/DC (with gold layer existing) | |
| Minimum switching voltage | 100 mV AC/DC | 
| Limiting continuous current | 5 A | 
| 100 mA (alarm outputs) | |
| Maximum inrush current | 6 A | 
| Inrush current, minimum | 1 mA | 
| Sq. Total current | 42.25 A2 (ITH2 = I12 + I22 + I32 + I42) | 
| Interrupting rating (ohmic load) max. | 67 W (24 V DC, τ = 0 ms) | 
| 36 W (48 V DC, τ = 0 ms) | |
| 43 MW (110 V DC, τ = 0 ms) | |
| 68 MW (220 V DC, τ = 0 ms) | |
| Switching power min. | 1 mW | 
| Switching capacity (3600/h cycles) | 2 A (24 V (DC13)) | 
| 3 A (230 V (AC15)) | |
| Output fuse | 6 A gL | 
| Clock/signal | |
| Number of outputs | 4 | 
| 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 | 
| Width | 45 mm | 
| Height | 99 mm | 
| Depth | 114.5 mm | 
| Color | yellow | 
| Housing material | PA | 
| Safety data | |
| Stop category | 0 | 
| Safety data: EN ISO 13849 | |
| Category | 4 | 
| Performance level (PL) | e | 
| Safety data: IEC 61508 - High demand | |
| Safety Integrity Level (SIL) | 3 | 
| Safety data: IEC 61508 - Low demand | |
| Safety Integrity Level (SIL) | 3 | 
| Safety data | |
| 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 | 
| Ambient temperature (storage/transport) | -40 °C ... 70 °C | 
| Maximum altitude | max. 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) | 
| Air clearances and creepage distances between the power circuits | |
| Standards/regulations | DIN EN 60664-1 | 
| Mounting type | DIN rail mounting | 
| Assembly note | in rows with zero spacing | 
| Mounting position | any | 
| Item number | 2981538 | 
| Packing unit | 1 pc | 
| Minimum order quantity | 1 pc | 
| Sales key | 02 | 
| Product key | DNA242 | 
| GTIN | 4017918996826 | 
| Weight per piece (including packing) | 370.1 g | 
| Weight per piece (excluding packing) | 365 g | 
| Customs tariff number | 85364900 | 
| Country of origin | DE | 
ECLASS
| ECLASS-13.0 | 27371811 | 
ETIM
| ETIM 9.0 | EC001448 | 
UNSPSC
| UNSPSC 21.0 | 39122300 | 
| EU RoHS | |
| Fulfills EU RoHS substance requirements | Yes (No exemptions) | 
| China RoHS | |
| Environment friendly use period (EFUP) | 
              EFUP-50
               An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required. 
             | 
          
| EU REACH SVHC | |
| REACH candidate substance (CAS No.) | No substance above 0.1 wt% | 
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Your advantages
Easy configuration via software (PSR-RSM4)
        Up to SIL 3 in accordance with IEC 61508
        Standard sensors can be connected
        PHOENIX CONTACT S.A de C.V.
        
        Lago Alberto No. 319 - Piso 9, Colonia Granada, Alcaldía Miguel Hidalgo, México, Ciudad de México, C.P. 11520