Safety Control Relay HR1S-AC 1NC or 2NC safety input type, such as E-Stops or Interlock Switches EN ISO 13849-1 PLe, Safety Cat 3 compliant, and EN 62061 SIL 3 Fault diagnosis function with dual safety circuits. Internal relay operations can be monitored with LED Indicator . Finger-safe protection 22.5mm wide, 35mm DIN rail mounting UL listed, CSA certified, TV NORD approved Terminal Arrangement Dimensions (mm) Part Numbers Part Numbers Terminal Style HR1S-AC5121 Integrated Terminal Block A1 13 23 33 HR1S-AC5121P Removable Terminal Block A1 13 23 33 14 24 Y1 Y2 14 24 Y1 Y2 A1/A2A1/A2 Fuse Fuse K1/K2K1/K2 Specifications Operating Temperature 10 to 55C (no freezing) Degree of Protection Terminal: IP20, Housing: IP40 24V AC (20 to +10%) 50/60 Hz Rated Power Voltage A1 14 24 34 24V DC (20%) A2 Y43 Y44 A1 14 24 34 AC: 2.2 VA (24V AC) maximum Power Consumption 22.522.5 114 114 DC: 1.2W (24V DC) maximum Overcurrent Protection Electronic A2 Y43Y44 Control Circuit Voltage 24V Performance Level (PL) e (EN ISO 13849-1) Safety Category 3 (EN 954-1) Safety Integrity Level (SIL) 3 (EN 62061) LED Indicator Response Time 100ms maximum A1/A2 Fuse: Input Synchronization Time Unlimited Turns on when power circuit is normal. Overvoltage Category III Turns off when power is interrupted or the electronic fuse blows. Pollution Degree 2 K1: Turns on when K1 relay operates. Rated Insulation Voltage 300V K2: Turns on when K2 relay operates. Instantaneous 3NO (Stop Cat 0) Auxiliary Contact 1NO (transistor, PNP) AC-15 C300: Ue= 240VAC, Ie=0.75A Safety Circuit DC-13 Ue=24VDC, Ie=2A The HR1S-AC5121P terminal block can be Transistor Circuit 24V/20mA removed and installed as shown, allow- ing for easy installation and replacement Minimum 17V/10mA (initial value) of modules. Applicable Load Operation Frequency 1200 operations/h maximum Rated Current Safety circuit output total: 10.5A maximum 2 2 HR1S-AC5121: 1 2.5mm , 2 0.75mm maximum Wire Size 2 2 HR1S-AC5121P: 1 2.5mm , 2 1.5mm maximum Weight 160g Use a 4A fuse (Type gL) for power fuse protection. Use a 4A (Type gL) or a 6A fast blow fuse for output fuse protection. Output Safety Contact Outputs Ratings 99 99HR1S-AC Wiring Diagram Safety Category 3 Example Circuit (using an emergency stop switch with 2NC contacts) F1 Fuse: 4A gL L1 (+) (3) ESC: External Start Condition S2 S1: Emergency Stop Switch S2: Start Switch K4 F1: Protection fuse for safety relay module power K4, K5: Safety contactor K5 S1 ESC +24V DC (4) The Safety Category is achieved A1 Y1 Y2 13 23 33 Y43 by the entire control system. Take HR1S-AC any connected safety equipment K1 K4 K4 K4 and wiring into consideration. + LOGIC A1/A2 K1/K2 T K2 K5 K5 K5 K1 K2 A2 14 24 34 Y44 K4 K5 N () (1) Three safety outputs (2) One transistor output (1) (2) (3) See the specifications for maximum fuse size (4) Jumper for terminal Y1-Y2 (for automatic start) Safety Category 1 Example Circuit (using an emergency stop switch with 1NC contact) ESC: Exernal Start Condition L1 (+) S1: Emergency Stop Switch F1 F2 F3 F4 Fuses: 4A (gL) S2: Start Switch (3) (3) (3) (3) F1: Protection fuse for the power of safety relay module F2 to F4: Protection fuse for the output of safety relay module S1 S2 ESC Fuses: 4A (gL) or 6A fast blow type +24V DC (4) A1 Y1 Y2 13 23 33 Y43 HR1S-AC K1 + LOGIC A1/A2 K1/K2 T K2 K1 K2 A2 14 24 34 Y44 (1) Three safety outputs N () (2) One transistor output (3) See the specifications for maximum fuse size (1) (2) Output Contact Electrical Life 100 AC15: 230V DC13: 24V 10 AC1: 230V DC1: 24V 1 4 5 6 7 10 10 10 10 Operations Operating Current 0.1A