Technical data
Leuze electronic
ML2R-SR4
19
12
Technical data
Table 12.1:
Safety-relevant technical data
Table 12.2:
Electrical data, degree of protection, environment
Category acc. to EN ISO 13849-1: 2009
4
Performance Level (PL) acc. to
EN ISO 13849
-
1:2008
PL e
Category acc. to EN ISO 13849-1
Category 2
Probability of a dangerous failure per hour (PFH
D
) 2.0 x 10
-8
Mean time to dangerous failure (MTTF
d
)
73 years
Service life (T
M
)
20 years
B10
d
DC 13: 10.0 million switching cycles
AC 15: 1.4 million switching cycles
Stop category acc. to EN/IEC 60204-1
Stop 0
Operating voltage U
B
24 V AC/DC,
20%
Power consumption
3 W
External fuse
3 A
External fuse for supply circuit
200 mA delay-action
Output contacts
3 NO contacts, 1 NC contact (Ag alloy)
Switching capacity of the contacts acc. to EN/
IEC 60947-5-1
AC-15: 230 V / 5 A 1.6x10
5
switching cycles
DC-13: 24 V / 3 A 1.3x10
5
switching cycles
Max. continuous current per current path
3 A
Ext. contact fuse protection per current path
5 A quick-action or 3.15 A delay-action
Max. switching frequency
3600 switching cycles/h
Mechanical life time
10 million switching cycles
Pickup delay, manual start
30 ms
Pickup delay, automatic start
300 ms
Regression delay, response time
10 ms
Max. test pulse acceptance
1 ms
Time window for signal sequence monitoring
20 ms
Control voltage/current on S12, S22, S31
24 V DC / 40 mA
Max. input current
100 mA
Admissible input line resistance
< 30
Operating temperature
0° … +55°C
Storage temperature
- 25° … +70°C
Overvoltage category acc. to VDE 0110 part 1
III for rating voltage 300 V AC
