Phoenix PSR-MS21-1NO-1DO-24DC-SC-safety relay 2702192, safety relay for fail-safe controller, safety level up to SIL 3,Cat. 4,PL e, single channel operation, automatic start, 1 normally open safety contact output, US = 24V DC conforms to IEC 61131-6, fixed screw terminal

Product Type safety relay
product series PSRmini
Application controller
control single channel
Relay Model Electromechanical relay with mechanical interlocking contacts according to IEC/EN 61810-3
insulation characteristics
Overvoltage Level III
pollution level 2
Typical Response Time < 150 ms (auto start)
Typical startup time (Us) < 250 ms (when controlled via A1)
Typical release time < 20 ms (when controlled via A1)
restart time < 1 s (start-up time, after power supply voltage is applied)
Recovery Time < 500 ms (meets the requirements of safety functions)

rated conditions 3.1W (US= 30 V, IL² = 36A²,PTotal max= 1.3W ++1.8 W)
Rated operating mode 100% Eligible
Rated insulation voltage 250V AC
rated overvoltage/insulation input circuit and normally open safety contact output (13/14)
4 kV foundation safety isolation between all current paths and enclosure
power supply
Name 24V
Rated control circuit supply voltage US 24V DC -20 % / +25%
Impulse current < 11.5 A (the voltage is usually US,&Delta;t = 25 ns)
protection circuit series protection to prevent polarity reversal; suppression diode
short circuit protection

digital quantity: A1
Input Description NPN
Input Quantity 1 (safety related)
input voltage range, "0" signal 0V DC ... 5V DC
input voltage range, "1" signal 19.2V ... 30V
Input current range "0" signal 0 mA ... 2 mA
Impulse current < 150 mA (the voltage is usually US,&Delta;t = 25 ns)
filter time 3 ms (test pulse width of low test pulse)
1 s (test pulse rate for low test pulses)
1 ms (test pulse width, high test pulse)
100 ms (test pulse rate, high test pulse)
It is prohibited to use unless the switching pulse/light gap test is of safety relevance.
Allowable total conductor resistance 150 Ω (US)
protection circuit suppression diode
power consumption Typical 35 mA (24V)
digital quantity: start circuit (S35)
Input Description NPN
Input Quantity 1 (non-safety related)
input voltage range, "1" signal 20.4V ... 26.4V
Impulse current < 10 mA
Allowable total conductor resistance 150 Ω
input/start and feedback circuit voltage 24V DC -20 % / +25%
power consumption < 10 mA
2904951

Phoenix PSR-MS21-1NO-1DO-24DC-SC-Safety Relays 2702192

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