Wenglor SR4B3B01S Safety Relay Basic Module

Features

• Installation width just 22,5 mm
• Clear terminal assignment thanks to coding pins
• Circuit diagram directly on the housing
• Optional cross-circuit monitoring
• Supply Voltage: 20.4 to 28.8 V DC
• Supply Voltage: 20.4 to 26.4 V AC
• Input wiring: 1-, 2-channel
• Response time (automatic start): 100 ms
• Response time (monitored start): 15 ms
• Fall time (emergency stop): < 32 ms
• Temperature Range: -13°F to 140°F
• Storage temperature: -40°F to 185°F
• Number of Safety Outputs stop 0: 3
• Switching current safety output (250 V AC): 8 A
• Number of auxiliary outputs: 1
• Switching current auxiliary output (24 V DC): 2 A
• Housing Material: Plastic
• Degree of Protection: IP20
• Connection: Screw Clamp (pluggable)
• Clampable Wire Cross-Section: 0.2 to 2.5 mm²
• DIN-Rail mounting: 35 mm
• Weight: 318 g
• Performance Level (EN ISO 13849-1), Stop 0: up to Cat. 4 PL e
• Mission Time TM (EN ISO 13849-1): 20 a
• Safety integrity level (EN 61508) Stop 0: up to SIL 3
• Stop Category (EN 60204-1): 0
• B10d Switching Cycles (mechanical): 20 000 000
• B10d Switching Cycles (40 % load): 7 500 000
• B10d Switching Cycles (60 % load): 2 500 000
• B10d Switching Cycles (80 % load): 1 000 000
• B10d Switching Cycles (100 % load): 400 000
• Scope of delivery: 1 × coding pin, 1 × quick start, 1 × screw terminal, 1 × safety relays
• Cross-circuit detection: optional
• Start, monitored: yes
• Start, automatically: yes
• Contactor Monitoring: yes
• Input signal NC: yes
• Input signal OSSD: yes
• Complementary Products: Safety Relay SR4E4D01S, Software