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PSR-PS20-1NO-1NC-24DC-SC - Coupling relay
SKU: PSR-PS20-1NO-1NC-24DC-SC
Features
- Corrosion protection through protective coating on the PCB
- Up to SIL 3 in accordance with IEC 61508
- Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation
- 1 enabling current path, 1 digital signal output, 1 diagnostic current path
- Long service life thanks to filtering of controller test pulses
- Low housing width of just 6.8 mm
- Approved for Class I, Zone 2 applications
- Easy proof test according to IEC 61508 thanks to integrated signal contact
- Forcibly guided contacts according to EN 50205
- Up to SIL 3 according to IEC 61508
- Shipping info
We deliver worldwide
- Payment methods
- Return Policy
We accept returns
- Customer Reviews
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Tech Specifications
| Utilization restriction | EMC: class A product, see manufacturer's declaration in the download area |
| Width | 6.8 mm |
| Height | 93.1 mm |
| Depth | 102.5 mm |
| Ambient temperature (operation) | -40 °C ... 70 °C (observe derating) |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Max. permissible relative humidity (operation) | 75 % (on average, 85% infrequently, non-condensing) |
| Max. permissible humidity (storage/transport) | 75 % (on average, 85% infrequently, non-condensing) |
| Maximum altitude | = 2000 m (Above sea level) |
| Rated control circuit supply voltage U<sub>S</sub> | 24 V DC -15 % / +10 % |
| Rated control supply current I<sub>S</sub> | typ. 45 mA |
| Power consumption at U<sub>S</sub> | typ. 1.08 W |
| Inrush current | 400 mA (?t < 10 µs at Us) |
| Inrush current | 2.5 A (?t < 20 µs at UD) |
| Typ. starting time with U<sub>s</sub> | < 100 ms (when controlled via A1) |
| Typical release time | < 35 ms (when controlled via A1) |
| Recovery time | 500 ms |
| Operating voltage display | 1 x yellow LED |
| Status display | 2 x green LEDs |
| Protective circuit | Surge protection Suppressor diode |
| Protective circuit | Polarity reversal protection for rated control circuit supply voltage and diagnostic supply voltage |
| Maximum switching frequency | 1 Hz |
| Filter time | max. 2 ms (at A1-A2; test pulse width) |
| Filter time | = 100 ms (at A1-A2; test pulse rate) |
| Contact type | 1 enabling current path |
| Contact type | 1 confirmation current path |
| Contact material | AgSnO2 (enabling current path) |
| Contact material | AgCuNi, + Au (confirmation current path) |
| Maximum switching voltage | 250 V AC/DC (N/O contact) |
| Maximum switching voltage | 26.4 V DC (N/C contact) |
| Minimum switching voltage | 12 V AC/DC (N/O contact) |
| Minimum switching voltage | 20.4 V DC (N/C contact) |
| Limiting continuous current | 6 A (N/O contact, pay attention to the derating) |
| Limiting continuous current | 100 mA (N/C contact) |
| Maximum inrush current | 6 A (N/O contact) |
| Maximum inrush current | 100 mA (N/C contact) |
| Inrush current, minimum | 3 mA (N/O contact) |
| Inrush current, minimum | 1 mA (N/C contact) |
| Sq. Total current | 36 A2 (observe derating) |
| Switching capacity | min. 60 mW |
| Mechanical service life | 10 x 106 cycles |
| Output fuse | 6 A gL/gG (N/O contact) |
| Output fuse | 4 A gL/gG (for low-demand applications) |
| Output fuse | 150 mA fast blow (Confirmation current path) |
| Number of outputs | 1 (digital, PNP) |
| Voltage | 22 V DC (UD - 2 V) |
| Current | max. 100 mA |
| Maximum inrush current | 500 mA (?t = 1 ms at Us) |
| Short-circuit protection | no |
| Output fuse | 150 mA fast blow (signal output) |
| Relay type | Electromechanical relay with forcibly guided contacts in accordance with IEC/EN 61810-3 (EN 50205) |
| Nominal operating mode | 100% operating factor |
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Shipping Information
FREE UPS Ground Shipping Continental US addresses on all orders over $1000.00 All in stock items are usually shipped Same Day (*not including weekends and holidays). For any Order for Bulk Cables that weigh over 75 lbs will be charged extra. Orders placed before 3 pm PST, or 2 pm for Expedited orders (Next Business Day Air or 2nd Business Day Air) can usually be shipped the same day. Orders placed by internet or by phone receive the same priority handling.
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