Description
Safety relay module for sensor-free speed and speed range monitoring up to SIL 3, Cat. 4, PL e, 2-channel evaluation of the rotating field of AC and three-phase motors, plug-in screw terminal block, width: 12.5 mm
| Product type | Safety device |
| Application | Over-speed safety relay |
| Relay type | Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3 |
| Insulation characteristics | |
| Overvoltage category | II (600 V) |
| III (300 V) | |
| III | |
| Times | |
| Typical response time | 70 ms (For Us autostart) |
| 70 ms (For Us manual, monitored start) | |
| Delay time range | 0 s … 2 s ±10 % (Switch-off delay) |
| 0 s … 10 s ±10 % (Switch-on delay) | |
| Restart time | < 5 s (Boot time) |
| Maximum power dissipation for nominal condition | 3 W (At US = 26.4 V, IL² = 6 A²) |
| Nominal operating mode | 100% operating factor |
| Interfaces | Without sensor |
| Rated insulation voltage | 300 V (ÜKAT III) |
| 600 V (ÜKAT II) | |
| Rated surge voltage/insulation | Basic insulation 4 kV between all current paths and housing |
| Safe isolation, reinforced insulation 6 kV: between 13/14 and A1/A2, S34, MO |
|
| Safe isolation, reinforced insulation 8 kV: between L1/L2/L3 and A1, A2, S34, MO between L1/L2/L3 and 13/14 |
|
| Supply | |
| Designation | A1/A2 |
| Rated control circuit supply voltage US | 20.4 V DC … 26.4 V DC |
| Rated control circuit supply voltage US | 24 V DC -15 % / +10 % (provide external protection) |
| Rated control supply current IS | 46 mA |
| Power consumption at US | 1.1 W |
| Filter time | 20 ms (in the event of voltage dips at Us) |
| Protective circuit | Surge protection; Suppressor diode |
| Digital: Digital input | |
| Description of the input | IEC 61131-2 type 1 |
| Number of inputs | 1 (Non-safety-related parameterizable acknowledgment input: S34) |
| Input voltage range “0” signal | 0 V DC … 5 V DC |
| Input voltage range “1” signal | 15 V DC … 30 V DC |
| Input current range “0” signal | 0 mA … 0.5 mA |
| Filter time | 20 ms (Test pulse width of low test pulses) |
| Max. permissible overall conductor resistance | 500 Ω (Input and reset circuit at US) |
| Protective circuit | 33 V suppressor diode |
| Current consumption | typ. 3 mA (at 24 V) |
| Measurement | |
| Input name | Sensor inputs |
| Number of inputs | 3 (Safety-related sensor inputs: L1 , L2 , L3) |
| Input voltage range “1” signal | 90 V AC … 690 V AC |
| Precision | ± 1 % |
| Limit frequency | min. 0.5 Hz |
| max. 1200 Hz | |
| Current consumption | 0.35 mA |
| Relay: Enabling current path | |
| Output description | 2 N/O contacts in series, floating |
| Number of outputs | 1 (safety-related N/O contacts: 13/14) |
| Contact type | 1 enabling current path |
| Contact material | AgSnO2 |
| Switching voltage | min. 12 V AC/DC |
| max. 250 V AC/DC | |
| Switching capacity | min. 60 mW |
| Inrush current | min. 3 mA |
| max. 6 A | |
| Switching capacity according to IEC 60947-5-1 | 4 A (DC13, 24 V) |
| 5 A (AC15, 250 V) | |
| Limiting continuous current | 6 A |
| Sq. Total current | 36 A2 (observe derating) |
| Switching frequency | max. 0.5 Hz |
| Mechanical service life | 10x 106 cycles |
| Output fuse | 6 A gL/gG |
| Signal | |
| Output description | PNP |
| Number of outputs | 1 (Non-safety-related signal output: MO) |
| Voltage | 23 V DC (US – 1 V) |
| Current | max. 100 mA |
| Maximum inrush current | 500 mA |
| Switching frequency | 0.5 Hz (ohmic) |
| Protective circuit | Reverse polarity protection 33 V suppressor diode |
| Short-circuit protection | Yes |
| Connection technology | |
| pluggable | yes |
| Conductor connection | |
| Connection method | Screw connection |
| Conductor cross section solid | 0.2 mm² … 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² … 2.5 mm² |
| Conductor cross-section AWG | 24 … 12 |
| Stripping length | 7 mm |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm … 0.6 Nm |
| Status display | 1 x green, red LED (OUT) |
| Operating voltage display | 1 x green, red LED (PWR) |
| Error indication | Red LED, (flashes in the event of short-circuits or overload) |
| Width | 12.5 mm |
| Height | 112.2 mm |
| Depth | 114.5 mm |
| Housing material | Polyamide |
| Safety data | |
| Stop category | 0 |
| Safety data: EN ISO 13849 | |
| Category | 4 |
| Performance level (PL) | e |
| Safety data: IEC 61508 – High demand | |
| Equipment type | Type B |
| Safety Integrity Level (SIL) | 3 |
| Probability of a hazardous failure per hour (PFHD) | 5.72 x 10-9 () |
| Proof test interval | 240 Months |
| Duration of use | 240 Months |
| Safety Integrity Level (SIL) | 3 |
| Ambient conditions | |
| Degree of protection | IP20 |
| Min. degree of protection of inst. location | IP54 |
| Ambient temperature (operation) | -20 °C … 55 °C (observe derating) |
| Ambient temperature (storage/transport) | -40 °C … 85 °C |
| Maximum altitude | ≤ 2000 m (Above sea level) |
| Max. permissible humidity (storage/transport) | 75 % (on average, 85% infrequently, non-condensing) |
| Max. permissible relative humidity (operation) | 75 % (on average, 85% infrequently, non-condensing) |
| Shock | 15g |
| Vibration (operation) | 10 Hz … 150 Hz, 2g |
| CE | |
| Certificate | CE-compliant |
| Air clearances and creepage distances between the power circuits | |
| Standards/regulations | EN 60947-1 |
| Mounting type | DIN rail mounting |
| Assembly instructions | See derating curve |
| Mounting position | vertical or horizontal |
| Item number | 1249515 |
| Packing unit | 1 pc |
| Minimum order quantity | 1 pc |
| Product Key | DNA242 |
| GTIN | 4063151353643 |
| Weight per Piece (including packing) | 156.2 g |
| Weight per Piece (excluding packing) | 148 g |
| Country of origin | DE |
ECLASS
| ECLASS-9.0 | 27371811 |
| ECLASS-10.0.1 | 27371811 |
| ECLASS-11.0 | 27371811 |
ETIM
| ETIM 8.0 | EC001448 |
UNSPSC
| UNSPSC 21.0 | 39122300 |
Safe motion monitoring based on sensor-free rotating field measurement of the drive|Maximum system availability, robust measuring procedure in the face of interference factors such as shock, vibration, and EMI|Integrated safety functions: SLS (Safe Limited Speed), SSM (Safe Speed Monitor), SSR (Safe Speed Range)|Easy parameterization and online monitoring with the PSRmotion software, which can be downloaded free of charge|1 enabling current path, 1 parameterizable digital signal output|Up to Cat. 4/PL e in accordance with EN ISO 13849-1, SIL 3 in accordance with IEC 62061
