Introduction: The Schmersal input expansion module SRB-E-204ST has STOP 0 function, 2 safety outputs, 4 signal outputs, monitoring 4 sensors, start button / self-start function. Quick installation of DIN rails according to EN 60715
Product parameters
Barometric pressure: EN 60068-2-78
Housing material: Fiberglass reinforced thermoplastic with ventilation
Contact material, electrical: AgSn0, self-cleaning, forced positioning
Gross weight: 150 g
Number of LED lights: 7
Number of openers: 8
Number of shut-offs: 4
Number of signal outputs: 4
PFH value Stop 0: 2.66 x 10⁻9 /h
Safety Integrity Level (SIL), Stop 0:3
Mission duration: 20 years
Installation: Quick installation on DIN rails according to EN 60715
Terminal Connectors:
Bolt connection, insertion
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: 0.5 Nm
Width: 22.5 mm
Height: 98 mm
Depth: 115 mm
Enclosure rating: IP40
Clearance protection level: IP54
Clamps and terminals: IP20
Ambient temperature, min: -25 °C
Ambient temperature, max.: +60 °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: 30 g / 11 ms
Rated impulse withstand voltage: 0.8 kV
Pollution rating according to IEC 60664-1:2
Rated operating voltage: 24 VDC -15% / +20%, residual ripple pressure max. 10%
Operating current: 125mA
Rated AC voltage of the control unit, DC, min.: 19.2 VAC
Rated control voltage, DC, max: 28.8 VAC
Electrical power consumption: 3 W
Disconnection delay in the event of a power failure, typical: 10 ms
Disconnect delay in the event of an emergency shutdown, typical: 10 ms
Automatic start pick-up delay, typical: 150 ms
Pick-up delay at reset, typical: 150 ms
Conversion frequency, max: 1HZ
This article introduces the Schmersal input expansion module SRB-E-204ST 125mA products, if you are interested in Schmersal input expansion module, please also contact our customer service, we are looking forward to your call, hope our technology and service can bring you a better experience.
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