Description: The SCHMERSAL output expansion module SRB402EM housing material in glass-fibre reinforced thermoplastic with ventilation, with 2 auxiliary contacts, signal output, contact expansion module with 4 safety contacts, STOP 0
Product parameters
Barometric pressure: EN 60068-2-78
Contact material, electrical: AgSn0, self-cleaning, forced positioning
Gross weight: 250 g
Number of auxiliary contacts: 2
Number of LED lights: 1
Number of openers: 1
Number of safety contacts: 4
Diagnostic Coverage (DC) level, Stop 0: ≥ 99 %
PFH value Stop 0: 2.00 x 10⁻⁸ /h
Safety Integrity Level (SIL), Stop 0:3
Mission duration: 20 years
Common Cause Failure (CCF), Minimum: 65
Installation: Quick installation on DIN rails according to EN 60715
Terminal Connectors:
Bolted connections
Hard or soft wire
Terminal nomenclature: IEC/EN 60947-1
Cable cross-section, min. 0.25 mm²
Cable cross-section, max.: 2.5 mm²
Clamping torque: 0.6 Nm
Width: 22.5 mm
Height: 120 mm
Depth: 121 mm
Enclosure rating: IP40
Clearance protection level: IP54
Clamps and terminals: IP20
Ambient temperature, min: -25 °C
Ambient temperature, max.: +45 °C
Storage and transport temperature, min.: -40 °C
Storage and transport temperature, max.: +85 °C
Vibration resistance according to EN 60068-2-6:10 ... 55 Hz, amplitude 0.35 mm, ± 15 %
Impact resistance: 10 g / 11 ms
Rated impulse withstand voltage: 4 kV
Pollution rating according to IEC 60664-1:2
Frequency range: 60 Hz
Rated Operating Voltage:
24 VAC -15% / +10%
24 VDC -15% / +20%, residual grain pressure max. 10%
Rated AC voltage of the control unit, 50 Hz, minimum: 20.4 VAC
Rated control voltage at AC 50 Hz, max: 26.4 VAC
Rated AC voltage for the control unit, 60 Hz, minimum: 20.4 VAC
Rated control voltage at AC 60 Hz, max: 26.4 VAC
Rated AC voltage of the control unit, DC, min: 20.4 VDC
Rated control voltage, DC, max: 28.8 VDC
Electrical power consumption: 1 W
Contact resistance, max.: 0.1 Ω
Disconnection delay in the event of a power failure, typical: 80 ms
Disconnect delay in case of emergency shutdown, typical: 20 ms
Automatic start-up pick-up delay, typical: 100 ms
Pick-up delay at reset, typical: 20 ms
Switching capacity, min: 10 VDC
Switching capacity, min: 10 mA
Switching capacity, max.: 250 VAC
Switching capacity, max.: 8 A
Conduction resistance, max.: 40 Ω
Switching capacity, max.: 24 VDC
Switching capacity, max.: 2 A
This article introduces the Schmersal / SCHMERSAL output expansion module SRB402EM frequency 60Hz products, if you are interested in the Schmersal / SCHMERSAL output expansion module An, also contact our customer service, we look forward to your call, hope our technology and service can bring you a better experience.
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