PSR-MS21-1NO-1DO-24DC-SC

https://www.phoenixcontact.com/gb/products/2702192 Safety relays - PSR-MS21-1NO-1DO-24DC-SC - 2702192 Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://phoenixcontact.com/download) Safety relay for failsafe controllers up to SILCL 3, Cat. 4, PL e, 1-channel operation, automatic start, 1 enabling current path, US = 24 V DC according to IEC 61131-6, fixed screw terminal block Your advantages  Up to Cat.4/PL e according to ISO 13849-1, SILCL 3 according to IEC 62061  Low housing width of just 6.8 mm  Single-channel control  1 enabling current path, 1 digital signal output  Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation  Automatic activation Key Commercial Data Packing unit 1 pc GTIN GTIN 4055626010199 Weight per Piece (excluding packing) 69.000 g Custom tariff number 85371098 Country of origin Germany Technical data Note Utilization restriction EMC: class A product, see manufacturer's declaration in the download area Dimensions Width 6.8 mm Height 93.1 mm Depth 102.5 mm 12/30/2019   Page 1 / 7 https://www.phoenixcontact.com/gb/products/2702192 Safety relays - PSR-MS21-1NO-1DO-24DC-SC - 2702192 Technical data Ambient conditions Ambient temperature (operation) -40 °C ... 60 °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) Power supply Rated control circuit supply voltage US 24 V DC -20 % / +25 % (at A1) 19.2 V DC ... 30 V DC Rated control supply current IS typ. 35 mA Power consumption at US typ. 840 mW Inrush current 150 mA (Δt = 25 ms at Us) Filter time 2.5 ms (at A1 in the event of voltage dips at Us) max. 3 ms (at A1; test pulse width; blanking pulses/dark test) 1 s (at A1; test pulse rate; blanking pulses/dark test) Where test pulse width ≤ 1 ms: test pulse rate = 5 x test pulse width max. 1 ms (at A1; test pulse width; switch-on pulses/light test) 100 ms (at A1; test pulse rate; switch-on pulses/light test) Unless switch-on pulses/light tests are safety-related, they should be disabled. Protective circuit Surge protection Suppressor diode Protection against polarity reversal for rated control circuit supply voltage Digital inputs Inrush current < 10 mA (with Us/Ix to S35) Current consumption < 2 mA (with Us/Ix to S35) Voltage at input/start and feedback circuit 24 V DC -20 % / +25 % Max. permissible overall conductor resistance 150 Ω Relay outputs: enabling current path Output name Enabling current path Output description safety-related N/O contacts Number of outputs 1 (undelayed) Contact type 1 enabling current path Contact material AgSnO2 Switching voltage min. 12 V AC/DC max. 250 V AC/DC (Observe the load curve) Limiting continuous current 6 A (observe derating) Inrush current min. 3 mA max. 6 A Sq. Total current 36 A (observe derating) Switching capacity min. 60 mW 2 12/30/2019   Page 2 / 7 https://www.phoenixcontact.com/gb/products/2702192 Safety relays - PSR-MS21-1NO-1DO-24DC-SC - 2702192 Technical data Relay outputs: enabling current path Switching frequency max. 0.5 Hz Mechanical service life 10x 10 cycles Output fuse 6 A gL/gG (N/O contact) 6 4 A gL/gG (for low-demand applications) Alarm outputs Output description non-safety-related Number of outputs 1 (digital, PNP) Voltage typ. 21 V DC (Voltage at terminal block “24V” - 3 V) Current max. 100 mA Maximum inrush current 500 mA (Δt = 1 ms at Us) Short-circuit protection Yes Times Typical pickup time at US < 250 ms (when controlled via A1) Typical response time at US < 150 ms (automatic start) Typical release time at US < 20 ms (when controlled via A1) Restart time