Emergency Stop Relays, Safety Gate Monitors Category 2, EN 954-1 PNOZ X1 Technical Details PNOZ X1 Electrical Data Supply Voltage AC: 24 V DC: 24 V Tolerance 85 ... 110 % 1 Power Consumption Approx. 2 W/2 VA Voltage and Current at the Input and 24 VDC, 20 mA Reset Circuits and Feedback Control Loop Switching Capability in accordance with EN 60947-4-1, 10/91 AC1: 240 V/5 A/1200 VA DC1: 24 V/4 A/100 W EN 60947-5-1, 10/91 (DC13: 6 cycles/min.) AC15: 230 V/5 A DC13: 24 V/4A Output Contacts 3 safety contacts (N/O), 1 auxiliary contact (N/C) Contact Fuse Protection 6 A quick or 4 A slow EN 60947-5-1, 10/91 Emergency stop relay and safety Times gate monitor in accordance with VDE 0113, 11/98, EN 60204-1, Delay-on Energisation Max. 150 ms 12/97 and IEC 204-1, 11/98. Delay-on De-energisation Max. 100 ms Recovery Time Max. 100 ms Max. Supply Interruption before Features De-energisation Approx. 10 ms Mechanical Data Single-channel operation 2 Maximum Cross Section of 2 x 1.5 mm Supply voltage: 24 VAC/DC External Conductors Single-core or multi-core 3 N/O and 1 N/C with crimp connectors 22.5 mm width Dimensions (H x W x D) 87 x 22.5 x 122 mm Weight 220 g Approvals Description PNOZ X1 22.5 mm, S-95 housing, DIN-Rail mounting Positive-guided relay outputs: 3 safety contacts (N/O) 1 auxiliary contact (N/C) Connections for E-STOP button reset button LEDs for power, channel 1 and channel 2 Increase in the number of safety contacts available by connecting expander modules. Operating Modes Single-channel operation Automatic reset Manual reset NSG-D-2-069-10/02 % & ()* + ,,- ) * % ()* + ,,- ) * , . / 0 & 1 2& 1-1Emergency Stop Relays, Safety Gate Monitors Category 2, EN 954-1 PNOZ X1 Internal Wiring Diagram Input circuit Reset circuit and Safety Auxiliary feedback control loop contacts contact UB A1 A2 Y1 Y2 13 23 33 41 1 F K1 ~ channel 1 Switch-on G logic / cycle test channel 2 = K2 14 24 34 42 External Wiring Increase in safety contacts The number of output contacts can Example 1 be increased by using expander Single-channel E-STOP wiring with modules or relays/contactors with manual reset. positive-guided contacts. U B 1L1 (L+) Y1 K3 K4 S1 S3 Y1 Y2 13 A1 Y2 14 Example 2 Single-channel E-STOP wiring with K3 K4 automatic reset. 1L2 U B (L+) Y1 S1 A1 Y2 Key S1: E-STOP button S3: Reset button NSG-D-2-069-10/02 % & ()* + ,,- ) * % ()* + ,,- ) * , . / 0 & 1 2&