Table of Contents
Advertisement
5 Application examples
5.2 Reversing starter 24 V DC with safety function (dual-channel) (cat. 3, SIL 3, PL e)
5.2 Reversing starter 24 V DC with safety function (dual-channel) (cat. 3, SIL 3, PL e)
24 V DC
F1
1/
3/
L1
L2
EMS2-ROS-...
2/
4/
T1
T2
U1
V1
M
3 ~
36
Consider these two examples.
24 V DC
5/
A
A
2
1
L3
6/
T3
95 96 98
W1
Figure 20: Reversing starter with safety function (dual-channel)
In this example (shown in Figure 20), the EMS2-ROS... motor starter is used
in combination with an ESR5 series safety relay. The mutual reference point
of the control inputs (terminal E) and the control commands L and R are
switched via the safety relay. The preset for the control commands for the
operating direction takes place directly at 24 V DC on the L or R terminal.
EMS2... Electronic motor starter 10/19 MN034003EN www.eaton.com
E
R
L
S2
A1
ESR5-NO-31-24 V AC-DC
A2
S3
S2
S11 S12 S21 S22
13 23 33 41
S33 S34
14 24 34 42
Hide quick links:
Advertisement
Table of Contents
