TST
Startup
FU3E
FEIG ELECTRONIC GmbH
Page 11 of 29
FU3E_Inbetriebnahme_7_GB.doc
4.4.3 Incremental encoders
Fig. 10: Typical incremental encoder
A
B
90°
180°
Fig 11: Function of an incremental encoder
R
e
fe
rence s
w
itc
h
Emergency
limit switch
CLOSE
Emergency
limit switch
OPEN
Crank switch
Thermo pill
X13
X14
S1a S2a
S1b S2b
1
3
2
4
5
7
6
8
9
11
10
12
13
15
14
16
17
19
18
20
21
23
22
24
25
27
26
28
29
31
30
32
X18
X17
U+
A B
GND
Fig. 12: Connecting incremental encoders
IMPORTANT
Recheck the electrical connections before starting up the controller.
Improper connections may damage the device.