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Siemens
3RK2402-2ME00-2AA2
Siemens 3RK3122-2AC00
SIRIUS, central unit 3RK3 ASIsafe Extended for modular safety system 3RK3 2/4 F-DI, 4 DI, 1 F-RO, 1 F-DO
- MPN
- 3RK3122-2AC00
- Category
- 3RK31 central units
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
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What is the Siemens 3RK3122-2AC00?
SIRIUS, central unit 3RK3 ASIsafe Extended for modular safety system 3RK3 2/4 F-DI, 4 DI, 1 F-RO, 1 F-DO,24 V DC monitoring of AS-i devices control of 10 safe outputs on AS-Interface bus configurable using software Safety ES 45 mm width spring-loaded terminal up to SIL 3 (IEC 61508) up to Performance Level E (ISO 13849-1) 2 expansion modules connectable
Specifications
General
| product brand name | SIRIUS |
| product category | Modular Safety System |
| product designation | Central unit |
| design of the product | 2/4 F-DI, 4 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 |
| suitability for use — monitoring of non-floating sensors | Yes |
| suitability for use — position switch monitoring | Yes |
| suitability for use — EMERGENCY-OFF circuit monitoring | Yes |
| suitability for use — valve monitoring | Yes |
| suitability for use — opto-electronic protection device monitoring | Yes |
| suitability for use — proximity switch monitoring | Yes |
| suitability for use — safety-related circuits | Yes |
General technical data
| product function — EMERGENCY STOP function | Yes |
| product function — protective door monitoring | Yes |
| product function — protective door monitoring with tumbler | Yes |
| product function — muting, 2 sensor-parallel | Yes |
| product function — muting, 4 sensor-parallel | Yes |
| product function — muting, 4 sensor-sequential | Yes |
| product function — monitoring parameterizable | Yes |
| product function — evaluation: electro-sensitive protective equipment | Yes |
| product function — evaluation: selector switch | Yes |
| product function — pressure-sensitive mat monitoring | Yes |
| product function — evaluation: two-hand operator panel | Yes |
| product function — evaluation: enabling switch | Yes |
| product function — monitored start-up | Yes |
| product function — 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 |
| protection class IP — of the terminal | IP20 |
| shock resistance | 15 g / 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 (day/month/year) | 05/28/2009 |
| SVHC substance name | Lead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-No. 119-47-1 Diboron trioxide CAS-No. 1303-86-2 |
| Net Weight | 0.308 kg |
| product function suitable for AS-i Power24V | Yes |
| product function diagnostics with CTT2 device | Yes |
| number of safe signals for remote shutdown or cross traffic by means of AS-interface | 10 |
| consumed current from profile conductors of the AS-Interface — at 30 V maximum | 45 mA |
| consumed current from profile conductors of the AS-Interface — at 24 V with AS-i Power24V maximum | 45 mA |
Ambient conditions
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature — during operation | -20 ... +60 °C |
| ambient temperature — during storage | -40 ... +85 °C |
| ambient temperature — 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) |
| conducted interference — due to conductor-earth surge according to IEC 61000-4-5 | 2 kV |
| conducted interference — 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 |
| 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 |
| performance level (PL) according to EN ISO 13849-1 | e |
| category according to EN ISO 13849-1 | 4 |
| performance level (PL) — according to ISO 13849-1 | PL e |
| 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 |
| 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 |
| product function — parameterizable outputs | Yes |
| number of inputs — safety-related | 4 |
| number of inputs — non-safety-related | 4 |
| 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 |
| number of outputs — for testing contact-based sensors | 2 |
| number of outputs as contact-affected switching element safety-related — 1-channel | 0 |
| number of outputs as contact-affected switching element safety-related — 2-channel | 1 |
| number of outputs as contact-less semiconductor switching element — safety-related 2-channel | 1 |
| number of outputs as contact-less semiconductor switching element — 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; 64 bit cyclical data |
| protocol is supported AS-Interface protocol | Yes |
Control circuit/ Control
| type of voltage | DC |
| control supply voltage rated value | 24 V |
| operating range factor control supply voltage rated value at DC — initial value | 0.85 |
| operating range factor control supply voltage rated value at DC — full-scale value | 1.15 |
| 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 | spring-loaded terminals |
| type of connectable conductor cross-sections — solid | 2x (0.25 ... 1.5 mm²) |
| type of connectable conductor cross-sections — finely stranded with core end processing | 2x (0.25 ... 1 mm²) |
| type of connectable conductor cross-sections — for AWG cables solid | 2x (24 ... 16) |
| type of connectable conductor cross-sections — for AWG cables stranded | 2x (24 ... 16) |
| connectable conductor cross-section finely stranded with core end processing | 0.25 ... 1.5 mm² |
| AWG number as coded connectable conductor cross section — solid | 24 ... 16 |
| AWG number as coded connectable conductor cross section — stranded | 24 ... 16 |
| DC resistance of the cable maximum | 100 Ω |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3RK3122-2AC00: frequently asked questions
When can 3RK3122-2AC00 be shipped?
3RK3122-2AC00 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 3RK3122-2AC00 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 3RK3122-2AC00 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3RK3122-2AC00, subject to availability and destination.
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Siemens 3RK3122-2AC00Price and lead time confirmed within 1 business day
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