Proax

Currency
0 Items
proax logo
Cart
Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
PSR-MS35-1NO-24DC-SC
Weight
0.087 kg
This product is Not Cancellable/Not Returnable
Series PSR-MS

PSR-MS35-1NO-24DC-SC - Safety relays

Safety relay for emergency stop and safety doors up to SIL 3, Cat. 4, PL e, 1 or 2-channel operation, manual, monitored start, cross-circuit detection, 1 enabling current path, US = 24 V DC, fixed screw terminal block

  • Up to Cat. 4/PL e in accordance with EN ISO 13849-1, SIL 3 in accordance with EN IEC 62061
  • Low housing width of just 6.8 mm
  • 2 channel control
  • 1 enabling current path
  • Manual and monitored activation
  • Cross-circuit detection
Technical Specifications

Product properties

Product familyPSRmini
ApplicationEmergency stop
ApplicationSafety door
ApplicationSolenoid switch
ApplicationTransponder
Relay typeElectromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3

Times

Typical response time< 175 ms
Typical release time< 20 ms (when controlled via A1 or S12 and S22.)
Recovery time< 500 ms

Electrical properties

Maximum power dissipation for nominal condition3 W ()
Nominal operating mode100% operating factor

Air clearances and creepage distances between the power circuits

Rated Insulation Voltage250 V AC
Rated Insulation Voltage250 V AC
Rated surge voltage/insulationSafe isolation, reinforced insulation 6 kV between input circuit and enabling current pathBasic insulation 4 kV between all current paths and housing

Supply

DesignationA1/A2
Rated control circuit supply voltage US20.4 V DC ... 26.4 V DC
Rated control circuit supply voltage US24 V DC -15 % / +10 %
Rated control supply current IStyp. 42 mA
Power consumption at UStyp. 1 W
Inrush Current4.5 A (Δt < 120 µs at Us)
Filter time1 ms (at A1 in the event of voltage dips at Us)
Protective circuitSurge protection; Suppressor diode
Protective circuitProtection against polarity reversal for rated control circuit supply voltage

Digital: Sensor circuit (S11, S12, S22)

Description of the inputsafety-related sensor inputs
Input voltage range "0" signal0 V DC ... 5 V DC (for safe Off; at S12)
Input current range "0" signal0 mA ... 2 mA (for safe Off; at S12)
Inrush Current< 20 mA (with Us/Ix to S12)
Inrush Current< 5 mA (with Us/Ix to S22)
Inrush Current> -15 mA (with Us/Ix to S22/0V)
Filter timemax. 1.5 ms (at S12, S22; test pulse width)
Filter timemin. 7.5 ms (at S12, S22; test pulse rate)
Filter timeTest pulse rate = 5 x Test pulse width
Max. permissible overall conductor resistance150 Ω
Current consumption< 5 mA (with Us/Ix to S12)
Current consumption< 5 mA (with Us/Ix to S22)
Current consumption> -5 mA (with Us/Ix to S22/0V)

Digital: Start circuit (S34)

Description of the inputnon-safety-related
Number of Inputs1
Input voltage range "1" signal20.4 V DC ... 26.4 V DC
Inrush Current< 10 mA
Max. permissible overall conductor resistance150 Ω
Protective circuitSuppressor diode
Current consumption< 10 mA

Relay: Enabling current path (13/14)

Output descriptionsafety-related N/O contacts
Number of Outputs1 (undelayed)
Contact switching type1 enabling current path
Contact MaterialAgSnO2
Switching voltagemin. 12 V AC/DC
Switching voltagemax. 250 V AC/DC (Observe the load curve)
Switching capacitymin. 60 mW
Inrush Currentmin. 3 mA
Inrush Currentmax. 6 A
Limiting Continuous Current6 A (observe derating)
Sq. Total current36 A2 (observe derating)
Switching frequencymax. 0.5 Hz
Mechanical service life10x 106 cycles
Output fuse6 A gL/gG (N/O contact)
Output fuse4 A gL/gG (for low-demand applications)

Connection technology

pluggableno

Conductor connection

Connection MethodScrew connection
Conductor cross section rigid0.2 mm² ... 2.5 mm²
Conductor cross section flexible0.2 mm² ... 2.5 mm²
Conductor cross-section AWG26 ... 12
Stripping length12 mm
Screw threadM3
Tightening torque0.5 Nm ... 0.6 Nm

Signaling

Status display2 x green LEDs
Operating voltage display1 x green LED

Dimensions

Width6.8 mm
Height93.1 mm
Depth102.5 mm

Material specifications

Color (Housing)yellow (RAL 1018)
Housing MaterialPBT

Safety data

Stop category0

Safety data: EN ISO 13849

Category4
Performance level (PL)e (4 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 ProtectionIP20
Min. degree of protection of inst. locationIP54
Ambient Temperature (Operation)-40 °C ... 60 °C (observe derating)
Ambient temperature (storage/transport)-40 °C ... 85 °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)
Shock15g
Vibration (Operation)10 Hz ... 150 Hz, 2g

CE

CertificateCE-compliant

Air clearances and creepage distances between the power circuits

Standards/regulationsEN 60947-1

Mounting

Mounting TypeDIN rail mounting
Mounting Positionvertical or horizontal
Accessories

Why Proax for Phoenix Contact 2904953?

Proax is an authorized distributor of Phoenix Contact 2904953 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!

Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information

Pack Size1
Recommended

Not in stock

Request lead time or order—we'll ensure quick delivery

Phoenix Contact Availability