A. Digital input 2 (switch day/night). Parameters can be selected via BUS or via digital. (KL3)
– Day: Pin open or applied voltage 5...50 VDC
– Night: Bridge to GND or applied voltage ‹1 VDC
B. Digital input 3 (switch normal/inverse). The preset effective direction of the integrated controller can be selected via BUS or
via digital input Normal/Inverse. (KL3)
– Normal: Pin open or applied voltage 5...50 VDC
– Inverse: Bridge to GND or applied voltage ‹1 VDC
C. Ground (KL3)
D. Analogue output 0–10 V max. 5 mA, regarding of current motor speed/current motor control factor (KL3)
E. Analogue set value input, 0–10 V (impedance 100Ω). Only to be used as alternative to terminal Ain1 I. (KL3)
F. Analogue actual value input, 4–20 mA (impedance 100Ω). Only to be used as alternative to terminal Ain2 U. (KL3)
G. Analogue output 0–10 V max. 5 mA, regarding of current motor speed/current motor control factor (KL3)
H. RS485 interface for MODUS RTU; RS A (KL3)
I. RS485 interface for MODUS RTU; RS B (KL3)
J. Ground (KL3)
K. Analogue set value input, 0–10 V (impedance 100 Ω). Only to be used as alternative to terminal Ain1 I. (KL3)
L. Voltage output 10 VDC (±3%) max. 10 mA (KL3)
M. Analogue set value input, 4–20 V (impedance 100Ω). Only to be used as alternative to terminal Ain1 U. (KL3)
N. Digital input 1 (on/off of electronics) (KL3)
– On: Pin open or applied voltage 5...50 VDC
– Off: Bridge to GND or applied voltage ‹1 VDC
O. Alarm relay, make for failure (KL2)
P. Alarm relay, COMMON (2A, 250 VAC, AC1) (KL2)
Q. Alarm relay, break for failure (KL2)
R. Earth (KL1)
S. Mains supply phase L1 (KL1)
T. Neutral (KL1)
U. Earth (KL1)
V. On (KL1)
W. Off (KL1)
X. Netz Line 1~230 V, 50/60 Hz (3) (KL1)
Y. Netz Line 1~230 V, 50/60 Hz (1) (KL1)
Z. 0–10 V potemtiometer, prewired (KL1)
DVN fans DVNI fans 3–phase 400 V
DVN 450 EC DVNI 450 EC
RS A
KL3 KL2 KL1
RS B RS A RS B GND
0-10V
PWM
4-20mA +20V +10V
0-10V
PWM
GND OUT L1 L2 L3NO COM NC
GND0-10V+10V COM NC
BN
BK
BK
YE/GN
BK
BK
BK
RD
BK
1 3 5 7 9 11
1 3 5 N 13 21
2 4 6 8 10 12
2 4 6 N 14 22
U
T
V W
X
A B C D E F G H I J K L M N O P Q R S
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