Main Product
SIRIUS, central unit 3RK3 Basic for modular Safety system 3RK3 4/8 F-DI,1FRO,1 F-DO,24 V DC parameterizable using software Safety ES 45 mm width screw terminal Up to SIL3 (IEC 61508) Up to Performance Level E (ISO 13849-1)
Technical Specification
| product brand name | SIRIUS |
| product category | Modular Safety System |
| product designation | Central unit |
| design of the product | 4/8 F-DI, 1 F-RO, 1 F-DO |
| suitability for use for monitoring of optoelectronic protective devices according to IEC 61496-1 | Yes |
| suitability for use | |
| ● monitoring of floating sensors | Yes |
| ● monitoring of non-floating sensors | Yes |
| ● position switch monitoring | Yes |
| ● EMERGENCY-OFF circuit monitoring | Yes |
| ● valve monitoring | Yes |
| ● opto-electronic protection device monitoring | Yes |
| ● proximity switch monitoring | Yes |
| ● safety-related circuits | Yes |
| General technical data | |
| product function | |
| ● EMERGENCY STOP function | Yes |
| ● protective door monitoring | Yes |
| ● protective door monitoring with tumbler | No |
| ● muting, 2 sensor-parallel | No |
| ● muting, 4 sensor-parallel | No |
| ● muting, 4 sensor-sequential | No |
| ● monitoring parameterizable | No |
| ● evaluation: electro-sensitive protective equipment | Yes |
| ● evaluation: selector switch | Yes |
| ● pressure-sensitive mat monitoring | Yes |
| ● evaluation: two-hand operator panel | Yes |
| ● evaluation: enabling switch | Yes |
| ● monitored start-up | Yes |
| ● two-hand control according to EN 574 | Yes |
| number of function blocks typical | 300 |
| insulation voltage rated value | 300 V |
| degree of pollution | 3 |
| surge voltage resistance rated value | 2 500 V |
| consumed current for rated value of supply voltage | 1.685 A |
| protection class IP | |
| ● of the enclosure | IP20 |
| ● of the terminal | IP20 |
| shock resistance | 15g / 11 ms |
| vibration resistance according to IEC 60068-2-6 | 5 … 500 Hz: 0.75 mm |
| operating frequency maximum | 1 000 1/h |
| mechanical service life (operating cycles) typical | 10 000 000 |
| reference code according to IEC 81346-2 | K |
| Substance Prohibitance (Date) | 5/28/2009 |
| SVHC substance name | Lead – 7439-92-1 Lead monoxide (lead oxide) – 1317-36-8 2,2′,6,6′-tetrabromo-4,4′-isopropylidenediphenol – 79-94-7 6,6′-di-tert-butyl-2,2′-methylenedi-p-cresol – 119-47-1 |
| Weight | 0.359 kg |
| product function suitable for AS-i Power24V | No |
| product function diagnostics with CTT2 slave | No |
| Ambient conditions | |
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature | |
| ● during operation | -20 … +60 °C |
| ● during storage | -40 … +85 °C |
| ● during transport | -40 … +85 °C |
| air pressure according to SN 31205 | 70 … 106 kPa |
| Electromagnetic compatibility | |
| installation environment regarding EMC | This product is suitable for Class A environments only. In household environments, this device can cause unwanted radio interference. The user is required to implement appropriate measures in this case. |
| conducted interference | |
| ● due to burst according to IEC 61000-4-4 | 2 kV (power ports) / 1 kV (signal ports) |
| ● due to conductor-earth surge according to IEC 61000-4-5 | 2 kV |
| ● due to conductor-conductor surge according to IEC 61000-4-5 | 1 kV |
| field-based interference according to IEC 61000-4-3 | 10 V/m |
| electrostatic discharge according to IEC 61000-4-2 | 4 kV contact discharge / 8 kV air discharge |
| Safety related data | |
| diagnostics test interval by internal test function maximum | 1 000 s |
| stop category according to IEC 60204-1 | 0 / 1 |
| category according to EN 954-1 | 4 |
| IEC 62061 | |
| SIL Claim Limit (subsystem) according to EN 62061 | Kat. 4 / SIL3 / Ple |
| Safety Integrity Level (SIL) | |
| ● according to IEC 62061 | SIL 3 |
| PFHD with high demand rate | |
| ● according to IEC 62061 | 7E-9 1/h |
| ISO 13849 | |
| performance level (PL) according to EN ISO 13849-1 | PL e |
| category according to EN ISO 13849-1 | 4 |
| performance level (PL) | |
| ● according to ISO 13849-1 | PL e |
| IEC 61508 | |
| Safety Integrity Level (SIL) | |
| ● according to IEC 61508 | 3 |
| hardware fault tolerance | |
| ● according to IEC 61508 | 1 |
| T1 value | |
| ● for proof test interval or service life according to IEC 61508 | 20 a |
| Electrical Safety | |
| touch protection against electrical shock | finger-safe |
| Short-circuit protection | |
| design of the fuse link for short-circuit protection of the NO contacts of the relay outputs required | NH Type 3NA, DIAZED Type 5SB, NEOZED Type 5SE |
| Inputs/Outputs | |
| product function | |
| ● parameterizable inputs | Yes |
| ● parameterizable outputs | Yes |
| number of inputs | |
| ● safety-related | 8 |
| ● non-safety-related | 0 |
| input delay time | 0 … 150 ms |
| ingress aquisition time at digital input maximum | 60 ms |
| input delay time at digital input maximum | 150 ms |
| number of outputs | |
| ● safety-related 2-channel | 2 |
| ● for testing contact-based sensors | 2 |
| number of outputs as contact-affected switching element safety-related | |
| ● 1-channel | 0 |
| ● 2-channel | 1 |
| number of outputs as contact-less semiconductor switching element | |
| ● safety-related 2-channel | 1 |
| ● non-safety-related | 0 |
| design of the contactless switching element safety-related | P potential |
| pulse duration of the contactless semiconductor contact block for switching off safety-related maximum | 1 ms |
| recovery time of the safe outputs | 420 ms |
| dark period of the common drivers | 1 ms |
| switching capacity current of semiconductor outputs at DC-13 at 24 V | 1.5 A |
| Communication/ Protocol | |
| protocol optional is supported | |
| ● PROFIBUS DP protocol | Yes; when using the DP interface module; 32 bit cyclical data |
| protocol is supported AS-Interface protocol | No |
| Control circuit/ Control | |
| type of voltage | DC |
| control supply voltage rated value | 24 V |
| inrush current peak | |
| ● at 24 V | 70 A |
| duration of inrush current peak | |
| ● at 24 V | 1 ms |
| operating power rated value | 4.5 W |
| Installation/ mounting/ dimensions | |
| mounting position | vertical |
| fastening method | Snap-mounted to DIN rail or screw-mounted with additional push-in lug |
| height | 111 mm |
| width | 45 mm |
| depth | 124 mm |
| Connections/ Terminals | |
| product function removable terminal | Yes |
| type of electrical connection | screw terminal |
| type of connectable conductor cross-sections | |
| ● solid | 1x (0.5 … 4.0 mm²), 2x (0.5 … 2.5 mm²) |
| ● finely stranded with core end processing | 1x (0.5 … 2.5 mm²), 2x (0.5 … 1.5 mm²) |
| ● for AWG cables solid | 2x (20 … 14) |
| ● for AWG cables stranded | 2x (20 … 14) |
| connectable conductor cross-section finely stranded with core end processing | 0.5 … 2.5 mm² |
| AWG number as coded connectable conductor cross section | |
| ● solid | 20 … 14 |
| ● stranded | 20 … 14 |
| DC resistance of the cable maximum | 100 Ω |
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