Rated control circuit supply voltage US
20.4 V DC ... 26.4 V DC
24 V DC -15 % / +10 %
Rated control supply current IS
Application
Over-speed safety relay
Zero-speed safety relay
Relay type
Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3
Typical response time
< 150 ms (For U<sub>s </sub>manual, monitored start)
< 200 ms (For U<sub>s </sub>autostart)
Delay time range
0 s ... 10 s ±10 % (Adjustable switch-on delay for downtime contacts 23/24)
Maximum power dissipation for nominal condition
6.5 W (at U<sub>S</sub> = 26.4 V, U<sub>INPUT</sub> =30 V, I<sub>L</sub>² = 72 A²)
Interfaces
Encoder
Proximity switches
Rated surge voltage/insulation
Rated control circuit supply voltage U<sub>S</sub>
20.4 V DC ... 26.4 V DC
24 V DC -15 % / +10 %
Rated control supply current I<sub>S</sub>
Power consumption at U<sub>S</sub>
Inrush current
< 12 mA
< 18 A (Δt = 500 µs at U<sub>s</sub>)
< 5 mA
max. 6 A
min. 3 mA
Filter time
2 ms (at A1 in the event of voltage dips at U<sub>s</sub>)
max. 2 ms (Test pulse width; low test pulses for operating mode and monitoring inputs)
Test pulse rate = 5 x Test pulse width
Description of the input
NPN, IEC 61131-2, type 1
TTL, HTL, Sin/Cos
Number of inputs
1 (Non-safety-related start input: S34)
1 (Safety-related encoder input, RJ45)
2 (Safety-related monitoring inputs: MI1, MI2)
2 (Safety-related proximity switch inputs: IN1 IN2)
3 (Safety-related operating mode inputs: I1, I2, I3)
Discrepancy time
2 s (I1, I2, I3)
2.5 s (MI1, MI2)
Input voltage range "0" signal
Input voltage range "1" signal
Input current range "0" signal
Max. permissible overall conductor resistance
Current consumption
< 3 mA (Per track for U<sub>S</sub>)
typ. 10 mA (at U<sub>S</sub>)
typ. 4 mA (at U<sub>S</sub>)
Input name
Encoder input
Proximity switch inputs
Precision
± 2 % (in reference to the parameterized limit value)
Limit frequency
max. 2 kHz (Minimum pulse duration: 45 µs)
max. 250 kHz For active diagnostic safety encoder
max. 400 kHz
HTL Signal form/signal level
0 V DC ... 3 V DC (Low)
12 V DC ... 30 V DC (High)
TTL Signal form/signal level
0 V DC ... 0.9 V DC (Low)
2.5 V DC ... 5 V DC (High)
Sine / cosine Signal form/signal level
2 V DC ... 3 V DC (1 V<sub>pp</sub> differential signal)
Output description
2 NO contacts each in series, without delay, floating
PNP
Number of outputs
2 (Non-safety-related signal outputs: MO1, MO2)
2 (safety-related N/O contacts: 13/14, 23/24)
Switching voltage
max. 250 V AC/DC (Observe the load curve)
min. 12 V AC/DC
Switching capacity
4 A (24 V (DC13))
5 A (250 V (AC15))
Limiting continuous current
Sq. Total current
72 A<sup>2</sup> (observe derating)