The configurable and individually scalable PSRmodular safety system is a flexible safety solution for monitoring your machine or system. The safe extension module provides the system with additional safe analog inputs.
    
  
  PSR-M-EF7-SAI4-PI
   - 
  Extension module
    
      1104986
      
      
    
  
      Safe extension module with 4 safe analog inputs, 0 V ... 10 V; 0 mA or 4 mA ... 20 mA; TBUS interface, up to Cat. 4/PL e, SIL 3, plug-in Push-in terminal block, TBUS connector included
      Free download available.
      Downloads
    
  Product details
| Note on application | |
| Note on application | Only for industrial use | 
| Product type | Safety device | 
| Application | Analog IN | 
| Control | 1 and 2 channel | 
| Insulation characteristics | |
| Protection class | III | 
| Insulation characteristics | |
| Overvoltage category | II | 
| Degree of pollution | 2 | 
| Times | |
| Response time | see user manual | 
| Restart time | min. 5 s (Boot time) | 
| max. 10 s (Boot time) | |
| Maximum power dissipation for nominal condition | 2.76 W (with max. permissible load) | 
| Nominal operating mode | 100% operating factor | 
| Interfaces | DIN rail TBUS for connection to the master module, supplied as standard | 
| Rated surge voltage/insulation | Basic insulation 4 kV between all current paths and housing | 
| Electrical isolation, 0.5 kV functional insulation between logic and analog inputs and between the analog inputs | |
| Supply | |
| Designation | A1/A2 | 
| Rated control circuit supply voltage US | 19.2 V DC ... 28.8 V DC | 
| Rated control circuit supply voltage US | 24 V DC -20 % / +20 % (external fuse, typically 6 A) | 
| Rated control supply current IS | typ. 82 mA (without sensor supply) | 
| typ. 212 mA (with sensor supply) | |
| Power consumption at US | typ. 1.96 W (without sensor supply) | 
| typ. 5.08 W (with sensor supply) | |
| Inrush current | max. 14 A (Δt = 1 ms at Us) | 
| Filter time | typ. 5 ms (in the event of voltage dips at Us) | 
| Protective circuit | Serial protection against polarity reversal | 
| Analog | |
| Input name | IN S1, IN S2, IN S3, IN S4 | 
| Description of the input | Safety-oriented analog inputs, configurable as current or voltage inputs, galvanically isolated | 
| Number of inputs | 4 | 
| Connection technology | 2-conductor, 3-conductor or 4-conductor (2-conductor sensor signal + 2-conductor sensor supply) | 
| Note regarding the connection technology | shielded | 
| Scanning rate | 2.5/5/10/16.6/20/50/60/100/200/400/800/1000/2000/4000 Hz | 
| Current input signal | 0 mA ... 25 mA (Measuring range) | 
| 0 mA ... 20 mA (Configurable measuring range with diagnostics range 20.1 mA ... 23 mA) | |
| 4 mA ... 20 mA (Configurable measuring range with diagnostics range 20.1 mA ... 23 mA (upper limit), 2.5 mA ... 3.8 mA (lower limit)) | |
| Voltage input signal | 0 V ... 12 V (Measuring range) | 
| 0 V ... 10 V (Configurable measuring range with diagnostics range 10.05 V ... 11.5 V (upper limit), 0.1 V (lower limit)) | |
| Max. permissible current | max. 35 mA (as current input) | 
| Permissible voltage | max. 24 V (as current input) | 
| max. 14 V (as voltage input) | |
| Input resistance current input | 290 Ω ±25 % (incl. internal protective circuit) | 
| Input resistance of voltage input | 185 kΩ ±25 % | 
| A/D converter resolution | 16 bit | 
| Resolution (current) | 381 nA | 
| Resolution (voltage) | 152 µV | 
| Precision | typ. ± 2 % (as current input, relative to the measuring range final value) | 
| max. ± 2.5 % (as current input) | |
| typ. ± 1 % (as voltage input, relative to the measuring range final value) | |
| max. ± 1.5 % (as voltage input) | |
| Temperature coefficients | typ. ± 0.07 %/K | 
| max. ± 0.07 %/K | |
| Limit frequency (3 dB) | 160 Hz (RC low pass, 1st order, as current input) | 
| 4 Hz (RC low pass, as voltage input) | |
| Frequency | 12 Hz (max. recommended sensor signal frequency, as current input) | 
| 2 Hz (max. recommended sensor signal frequency, as voltage input) | |
| Permissible cable length | max. 100 m (per input) | 
| Protective circuit | Overload protection of the current inputs | 
| Overload protection of the voltage inputs | |
| Sensor supply: OUT S1/0V ...OUT S4/0V | |
| Description | Sensor supply voltage per analog input | 
| Supply voltage | 24 V DC ±3 % | 
| Current | max. 30 mA (Sensor current recording per channel) | 
| Short-circuit-proof | yes | 
| Protective circuit | Overload protection Overload detection at  38 mA | 
| 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 ... 14 | 
| Stripping length | 10 mm | 
| Status display | 4 x LED (yellow, red) | 
| Operating voltage display | 1 x LED (green) | 
| Width | 22.61 mm | 
| Height | 107.74 mm | 
| Depth | 113.6 mm | 
| Color (Housing) | yellow (RAL 1018) | 
| Housing material | Polyamide PA non-reinforced | 
| Safety data | |
| Stop category | 0 | 
| Safety data: EN ISO 13849 | |
| 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: EN IEC 62061 | |
| Safety Integrity Level (SIL) | 3 (2-channel wiring) | 
| 2 (1-channel wiring) | |
| 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 | ≤ 2000 m (Above sea level) | 
| Max. permissible humidity (storage/transport) | 95 % (non-condensing) | 
| Max. permissible relative humidity (operation) | 95 % (non-condensing) | 
| Shock | 10g for Δt = 16 ms (continuous shock, 1000 shocks in each space direction) | 
| Vibration (operation) | 10 Hz ... 150 Hz, 2g | 
| CE | |
| Identification | CE-compliant | 
| Mounting type | DIN rail mounting | 
| Assembly note | Observe derating | 
| Mounting position | vertical or horizontal | 
| Item number | 1104986 | 
| Packing unit | 1 pc | 
| Minimum order quantity | 1 pc | 
| Sales key | DNA | 
| Product key | DNA362 | 
| GTIN | 4055626974804 | 
| Weight per piece (including packing) | 193.1 g | 
| Weight per piece (excluding packing) | 145 g | 
| Customs tariff number | 85371098 | 
| Country of origin | IT | 
ECLASS
| ECLASS-13.0 | 27371819 | 
| ECLASS-15.0 | 27371819 | 
| ECLASS-15.0 ASSET | 27250101 | 
ETIM
| ETIM 9.0 | EC001449 | 
UNSPSC
| UNSPSC 21.0 | 39122200 | 
| EU RoHS | |
| Fulfills EU RoHS substance requirements | Yes (No exemptions) | 
| China RoHS | |
| Environment friendly use period (EFUP) | EFUP-E No hazardous substances above the limits | 
| EU REACH SVHC | |
| REACH candidate substance (CAS No.) | No substance above 0.1 wt% | 
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Your advantages
Cost-effective safety solution with a high level of adaptability to individual requirements
        Fast startup, thanks to easy hardware and software configuration
        Machine downtimes minimized with comprehensive, easy-to-understand diagnostics
        Tool-free and time-saving installation thanks to Push-in technology
        Low housing width of just 22.6 mm
        Up to Cat. 4/PL e in accordance with ISO 13849-1, SIL 3 in accordance with EN IEC 62061, SIL 3 in accordance with IEC 61508
        Suitable for elevator applications in accordance with EN 81-20
        PHOENIX CONTACT Trading LLC
        
        Riyadh Moon Tower, 7586 King Fahed Branch Road, Ar Rahmaniyah, ZIP Code: 12341-4119, Riyadh, Kingdom of Saudi Arabia