Siemens 3TK2845 Manual page 35

Connections: Spring force interlocked tumbler
CAS / OS
Automatic
start-up
S
1
Monitored
start-up
or
S
2
or
Monitored
start-up
Door
enable
1) Electronic signaling output
Enabling circuit active:
Enabling circuit inactive:
Key-operated switch
operation:
3TK2845 Multifunction Device Manual
GWA 4NEB 926 2087-22 DS 01
1 Cascading
Y11
Y12
Sensor connection
Y21
Y22
Y34 START button
with cross-circuit detection
(not connected)
Y35 without cross-circuit detection
(with 24 V DC = terminal A1
connected)
Y41
Y42
Sensor connection
Y51
Y52
with cross-circuit detection
(not connected)
Y65 without cross-circuit detection
(with 24 V DC = terminal A1
connected)
Y72
Solenoid monitoring
Y82
Door enable
Y64 Feedback circuit
Signaling output OFF
Signaling output ON
Signaling output clocked
(approx. 1.2 Hz)
Functional Information
Safe
EC
13
relay output
14
instantaneous
Safe electronic
EC
output 24
instantaneous
safe relay output
EC
37
switch-on delay
38 (S
e.g. door lock
safe electronic output
EC
switch-on delay
48
e.g. door lock (S
Electronic signaling
1)
output
SC
52
(should not be used for
safety-related
applications)
rel
(S)
el
(S)
rel
)
td
el
)
td
el
(S)
2-23