SCHMERSAL SRB-E-201ST
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| GENERAL DATA | |
|---|---|
| Enclosure material | Glass-fibre reinforced thermoplastic, ventilated |
| Gross weight | 130 g |
| GENERAL DATA – FEATURES | |
|---|---|
| Stop-Category | 0 |
| Electronic Fuse | Yes |
| Wire breakage detection | Yes |
| Cross-circuit detection | Yes |
| Removable Terminals | Yes |
| Start input | Yes |
| Feedback circuit | Yes |
| Automatic reset function | Yes |
| Reset edge detection | Yes |
| Earth connection detection | Yes |
| Integral system diagnostics, status | Yes |
| Integral system diagnostics, error code | Yes |
| Number of LEDs | 5 |
| Number of normally closed (NC) | 2 |
| Number of normally open (NO) | 1 |
| Number of safety digital outputs, Stop 0 | 2 |
| Number of signalling outputs | 1 |
| Safety classification | |
| EN ISO 13849-1 | |
| Standards | EN IEC 62061 |
| EN IEC 61508 | |
| Safety classification – Fail-safe digital outputs | |
| Performance Level, up to | e |
| Category | 4 |
| PFH value | 2.66 x 10⁻⁹ /h |
| PFD value | 2.42 x 10⁻⁵ |
| Safety Integrity Level (SIL), suitable for applications in | 3 |
| Mission time | 20 Year(s) |
| MECHANICAL DATA – CONNECTION TECHNIQUE | |
|---|---|
| Termination | rigid or flexibleScrew connection, plug-in |
| Terminal designations | IEC/EN 60947-1 |
| Cable section, minimum | 0.25 mm² |
| Cable section, maximum | 2.5 mm² |
| Tightening torque of Clips | 0.5 Nm |
| MECHANICAL DATA – DIMENSIONS | Price |
|---|---|
| Width | 22.5 mm |
| Height | 98 mm |
| Depth | 115 mm |
| ELECTRICAL DATA | |
|---|---|
| Rated operating voltage | 24 VDC -20%/+20%, residual ripple max. 10% |
| Operating current | 100 mA |
| Rated AC voltage for controls at DC minimum | 19.2 VDC |
| Rated control voltage at DC, maximum | 28.8 VDC |
| Electrical power consumption | 2.4 W |
| Drop-out delay in case of power failure, typically | 10 ms |
| Drop-out delay in case of emergency, typically | 10 ms |
| Pull-in delay at automatic start, maximum, typically | 150 ms |
| Pull-in delay at RESET, typically | 150 ms |
| Switching frequency, maximum | 1 Hz |
| ELECTRICAL DATA – SAFETY DIGITAL OUTPUTS | |
|---|---|
| Voltage drop Ud, maximum | 0.5 V |
| Leakage current Ir, maximum | 1 mA |
| Voltage, Utilisation category DC-12 | 24 VDC |
| Current, Utilisation category DC-12 | 5.5 A |
| Voltage, Utilisation category DC-13 | 24 VDC |
| Current, Utilisation category DC-13 | 3.5 A |
| ELECTRICAL DATA – DIGITAL INPUTS | |
|---|---|
| Conduction resistance, maximum | 40 Ω |
| ELECTRICAL DATA – DIGITAL OUTPUT | |
|---|---|
| Voltage, Utilisation category DC-12 | 24 VDC |
| Current, Utilisation category DC-12 | 0.1 A |
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