Lenze ECS Série Instructions De Montage page 122

4 Electrical installation
Control terminals
Safe torque off
4.3.3.5 Minimum wiring
In order to reach control category 3, the signal at X6/SO must be verified
additionally. This requires external wiring. The external wiring must be adapted
to the existing safety concepts and checked for correct operation.
I
Tip!
Please see page ^ 126 for a wiring example with an electronic
safety control unit for category 3.
"Safe torque off" with multiple−contact switches
The example circuit shows the minimum external wiring of the axis module
with multiple−contact switches for a motor with brake.
24VDC
11
S1
12
11
S2
12
H1
GND
Fig. 4−12 Minimum external wiring with multiple−contact switches
(
Stop!
Observe the reaction of the drive when you activate controller
enable and/or pulse enable (X6/SI1 or SI2 = HIGH level):
ƒ
ƒ
122
13
23
14
24
13 23
X6
24
14
Sl1
Sl2
S24
SO
GND
B+
B-
X25
BD2
Y1
BD1
The motor brake is applied immediately. This can lead to high
wear on the motor holding brake (see data sheet for the brake).
If the brake monitoring is active (C0602 = 0), TRIP "Rel1" is set.
Before recommissioning, the TRIP must be reset.
l
ECSXA101
EDKCSEX064 DE/EN/FR 4.0