Description
3.4 Interfaces of the Control Units
Control Units CU240S
24
Operating Instructions, 07/2008 - FW 3.2, A5E00766042B AD
Terminal Designation Function
CU240S;
CU240S DP;
CU240S PN
CU240S DP-F
CU240S PN-F
9
U24V OUT Isolated 24 V – max. 100 mA
x
x
10
AI1+
Analog input 1 positive
x
x
11
AI1-
Analog input 1 negative
x
x
12
AO0+
Analog output 0 positive (0/4 mA … 20 mA, max 500 Ω,
switch via P0776 to 0/2 V … 10 V min. 500 Ω)
x
x
13
AO0-
Analog output 0 negative
x
x
14
PTC+
Motor temperature sensor (PTC or KTY84-130)
x
x
15
PTC-
Motor temperature sensor (PTC or KTY84-130)
x
x
16
DI4
Digital input 4, isolated
x
x
17
DI5
Digital input 5, isolated
x
x
18
DO0, NC
Digital output relay 0. normally closed,
0.5 A, 30 V DC
x
x
19
DO0, NO
Digital output relay 0. normally open, 0.5 A, 30 V DC
x
x
20
DO0, COM Digital output relay 0. common,
0.5 A, 30 V DC
x
x
21
DO1, NO
Digital output relay 1. normally open,
0.5 A, 30 V DC
x
x
22
DO1, COM Digital output relay 1. common,
0.5 A, 30 V DC
x
x
23
DO2, NC
Digital output relay 2. normally closed,
0.5 A, 30 V DC
x
x
24
DO2, NO
Digital output relay 2. normally open,
0.5 A, 30 V DC
x
x
25
DO2, COM Digital output relay 2. common,
0.5 A, 30 V DC
x
x
26
AO1+
Analog output 1 positive
(0/4 mA … 20 mA, max 500 Ω)
x
x
27
AO1-
Analog output 1 negative
x
x
28
U0V OUT
Supply reference (terminal 9)
x
x
31
+24V IN
external 24 V input supply
x
x
32
0V IN
Supply reference (terminal 31)
x
x
33
ENC+
SUPPLY
Power supply for encoder (5 V or 24 V to be set by DIP
switch, max. 300 mA, CU240S PN-F max. 200 mA)
x
x
40
DI6
Digital input 7, isolated
x
--
41
DI7
Digital input 8, isolated
x
--
42
DI8
Digital input 9, isolated
x
--
60
FDI0A
Fail-safe Digital Input 0A
--
x
61
FDI0B
Fail-safe Digital Input 0B
--
x
63
FDI1A
Fail-safe Digital Input 1A
--
x
64
FDI1B
Fail-safe Digital Input 1B
--
x
70
ENC AP
Channel A non-inverting input
x
x
71
ENC AN
Channel A inverting input
x
x
72
ENC BP
Channel B non-inverting input
x
x