Control Signal Logic In Pid Control Application - Danfoss VACON NX All-in-One Application Manual

VACON® NX All-in-One
Application Guide
Jumper block X3:
CMA and CMB grounding
CMB connected to GND
CMA connected to GND
CMB isolated from GND
CMA isolated from GND
CMB and CMA internally
connected together,isolated
from GND
= Factory default
Illustration 15: Jumper Selections

6.3 Control Signal Logic in PID Control Application

External fault (programmable)
DIN2
Jogging speed (programmable)
DIN5
Place A/B selection
DIN6
2.2.7 Fieldbus Ctrl Reference
2.2.6 Keypad Crtl Reference
2.2.5 I/O B Reference
2.2.4 PID main reference
Up
Motor
Down
potentiometer
2.1.11 PID reference
AI1
AI2
R3.4 PID keypad refer.
R3.2 Keypad refer.
Reference from fieldbus
Start/Stop from fieldbus
Direction from fieldbus
Start; Place A
DIN1
DIN4
Start; Place B
I/O reverse
Fault reset input (programmable)
DIN3
Illustration 16: Control Signal Logic of the PID Control Application
62 | Danfoss A/S © 2023.02
0
1
+A
2
3
4
5
0
1
2
A
3
4
0
1
2
B
3
4
5
0
1
2
A
K
3
4
B
5
0
1
Keypad
2
3
Fieldbus
F
4
5
A
Start/Stop
B
3.3 Keypad direction
Enable PID keypad
ref. 2 (DIN5=13)
R3.5 PID keypad ref. 2
Actual value
Act 1
Actual value
selection,
selection par.
par. 2.2.9 & Act 2
2.2.8
2.2.10
2.1.19 Jogging speed ref.
3.1 Control place
Internal
A/B
frequency ref.
Reset button
Start/Stop buttons
Internal Start/Stop
Internal reverse
Internal fault reset
≥ 1
PID Control Application
+
PID
AB296635287482en-000301 / DPD00903