Samson 3274 Mounting And Operating Instructions page 34

Installation
M
N
PE N
3274-13,-14,-17,-18,-22
1)
3274-11...-18,-21,-23
2)
Î A controller output which issues the eL and aL signals must only be supplied over
terminal 81 (internal supply voltage of the actuator).
Fig. 5-5: Electrical connection for three-step control
5-10
Limit switches
F
e
F
a
1)
2)
L aL eL a43 e53
External switch (e.g. STM) to
1
trigger safety function in
2 4
Type 3274-2x
L
On Off
"e" "a"
e a a
1.311.321.33 2.312.32 2.33
81
Resistance transmitter (position feedback)
Controller
Limit contacts
2
1 4
e
EB 8340 EN