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| Product properties | Product type: Safety device Application: Safe shutdown Insulation characteristics Protection class: III Times Response time: see user manual Restart time: min. 5 s (Boot time) max. 10 s (Boot time) |
| Electrical properties | Maximum power dissipation for nominal condition: 8.05 W (with max. permissible load) Nominal operating mode: 100% operating factor Interfaces: DIN rail TBUS for connection to the master module, supplied as standard Air clearances and creepage distances Rated insulation voltage: 250 VÃAC Rated surge voltage/insulation: Basic insulation 4ÃkV between 24ÃV power supply and I/Os to the housing Supply Designation: A1/A2 Rated control circuit supply voltage US: 19.2 VÃDC ... 28.8 VÃDC 24 VÃDC -20Ã%Ã/Ã+20Ã% (provide external protection, typically 5ÃA) Rated control supply current IS: typ. 25 mA (Outputs inactive) typ. 60 mA (Outputs active, without load) Power consumption at US: typ. 0.6 W (Outputs inactive) max. 1.44 W (Outputs active, without load) Inrush current: 2 A (ÃâtÃ<Ã1Ãms at Us) Filter time: typ. 5 ms (in the event of voltage dips at Us) Protective circuit: Inverse-parallel protection against polarity reversal Supplyââ¬Ã¢¹ Designation: 24V/A2 Rated control circuit supply voltage US: 24 VÃDC -20Ã%Ã/Ã+20Ã% (provide external protection, typically 5ÃA) Rated control supply current IS: < 0.5 mA (Outputs inactive) max. 20 mA (Outputs active, without load) Power consumption at US: < 12 mW (Outputs inactive) max. 0.48 W (Outputs active, without load) Inrush current: 10 A (ÃâtÃ=Ã1Ãms at Us) Filter time: typ. 1 ms (in the event of voltage dips) |
| Input data | Digital: Reset inputs (FBK1, FBK2, FBK3, FBK4) Description of the input: IEC 61131-2 type 3 Number of inputs: 4 Input voltage range "0" signal: 0 VÃDC ... 5 VÃDC Input voltage range "1" signal: 11 VÃDC ... 28.8 VÃDC Input current range "0" signal: < 1 mA Filter time: 250 ms ñ2Ãms (Test pulse rateÃ>Ã500Ãms) Cable length: max. 100 m (per input) Max. permissible overall conductor resistance: 1.2 ké (Input and reset circuit at US) Current consumption: typ. 10 mA (typically with US) max. 13 mA (at a control voltage of 28.8ÃVÃDC) |
| Output data | Digital: O1,ÃO2,ÃO3,ÃO4 Output description: Safety-related digital outputs PNP, OSSD IEC 61131-2 typeÃ2 (observe limiting continuous current) Number of outputs: 4 (can be used as 2 two-channel outputs) Short-circuit protection: Yes (max. permissible short-circuit current 12ÃA) Leakage current: max. 250 õA Cable length: max. 100 m (per output) Ohmic load: min. 10 é (Observe limiting continuous current) Max. capacitive load: max. 820 nF Max. inductive load: max. 2.4 mH Limiting continuous current: 2 A (per channel) 8 A (Total current of all safe digital outputs) Inrush current: max. 2.5 A (ÃâtÃïâ£Ã1Ãms) Nominal output voltage: 24 VÃDC (Supply via A1) Nominal output voltage range: 18.6 VÃDC ... 28.2 VÃDC (US - 0.6ÃV) Switching frequency: max. 1/4ÃxÃtCycle [Hz] Output voltage when switched off: < 0.1 V Test pulses: < 120 õs (Test pulse width of low test pulses) ââ°¥ 650 ms (Test pulse rate for low test pulse) < 150 õs (Test pulse width, high test pulse) ââ°¥ 1.5 s (Test pulse rate, high test pulse) Discharging circuit: Yes, internal Signal: MO1, MO2, MO3, MO4, MO5, MO6, MO7, MO8 Output description: PNP, IEC 61131-2 Typ 0,1 non-safety-related Reference ground A2 Number of outputs: 8 Output voltage when switched off: max. 0.1 V Voltage: 24 VÃDC (via 24 V) Maximum inrush current: 1.1 A (ÃâtÃ=Ã3ÃsÃat Us) Limiting continuous current: 100 mA (per channel) 0.8 A (Total current of all digital signal outputs) Leakage current: max. 100 õA Switching frequency: max. 1/4ÃxÃtCycle [Hz] Short-circuit protection: Yes (self-limitation at 1.1ÃA) Cable length: max. 100 m (per output) |
| Connection data | Connection technology pluggable: yes Conductor connection Connection method: Push-in connection Conductor cross section rigid: 0.2 mm² ... 2.5 mm² Conductor cross section flexible: 0.2 mm² ... 2.5 mm² Conductor cross-section AWG: 24 ... 16 Stripping length: 10 mm |
| Signaling | Status display: 12 x LED (yellow) 4 x LED (green, yellow, red) 1 x LED (green), 2 x LED (orange) Operating voltage display: 1 x green LED Error indication: 2ÃxÃLED (red) |
| Dimensions | Width: 22.61 mm Height: 107.74 mm Depth: 113.6 mm |
| Material specifications | Housing material: Polyamide PA non-reinforced |
| Characteristics | Safety data Stop category: 0 Safety data: ENÃISOÃ13849 Performance level (PL): e (2-channel wiring) d (1-channel wiring) Safety data: IEC 61508 - High-demand for 2-channel wiring Safety Integrity Level (SIL): 3 Safety data: IEC 61508 - High-demand for 1-channel wiring Safety Integrity Level (SIL): 2 Safety data: ENÃIEC 62061 Safety Integrity Level (SIL): 3 (2-channel wiring) 2 (1-channel wiring) |
| Environmental and real-life conditions | Ambient conditions Degree of protection: IP20 Min. degree of protection of inst. location: IP54 Ambient temperature (operation): -10°C ... 55°C (observe derating) Ambient temperature (storage/transport): -20°C ... 85°C Maximum altitude: ââ°¤ 2000 m (Above sea level) Max. permissible humidity (storage/transport): 95 % (non-condensing) Max. permissible relative humidity (operation): 95 % (non-condensing) Shock: 10g for ÃâtÃ=Ã16Ãms (continuous shock, 1000 shocks in each space direction) Vibration (operation): 10ÃHzÃ...Ã150ÃHz, 2g |
| Approvals | CE Identification: CE-compliant |
| Mounting | Mounting type: DIN rail mounting Assembly instructions: Observe derating Mounting position: vertical or horizontal Connection method: Push-in connection |
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