e3
0b
b4
20
.1
1
Control card (drive)
0 V
CPU
CPU
24 V DC
Programmable I/O
option MCB 115
CA
N
b
us
Analog input
Analog/digital
A
IN
A
IN
A
IN
A
O
U
T
A
O
U
T
A
O
U
T
G
N
D
D
O
U
T
D
O
U
T
D
O
U
T
1
2
3
4
5
6
7
8
9
10
11
12
0–10
V DC
0–20
mA
0–10
V DC
0–20
mA
0–10
V DC
0–20
mA
0–1
0
V
D
C/
0–2
0
m
A
0–1
0
V
D
C/
20
m
A
Pt1000/
Ni 1000
D
O
U
T
D
O
U
T
D
O
U
T
X49/
0–1
0
V
D
C/
20
m
A
Illustration 3: Input and Output Block Diagram
3.4.1.1 Programmable Inputs
The analog inputs can be used for reference or process feedback for PID controllers. They can work as:
•
Analog voltage inputs.
•
Analog current inputs.
•
Analog temperature inputs.
Table 2: Programmable Inputs
Used as temperature sensor
input
Used as analog voltage
input
Used as current input
Number of inputs
3
3
3
Terminal
X49/1–6
X49/1–6
X49/1–6
Voltage/current range
–
0–10 V DC or 2–10 V DC
0–20 mA or 4–20 mA
Installation
Installation Guide | VLT® Programmable I/O MCB 115
AN295938195323en-000101 / 130R0655| 11
Danfoss A/S © 2020.01
Summary of Contents for VLT MCB 115
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