Bedienungs- und Installationsanleitung
Installation- and Operation Instruction
Nivotemp NT64
/
Nivovent NV74
BX100020 05/2014 Art. Nr. 9032037
19
3.1 Adjusting the Contacts
The level contacts are mounted on a contact strip with cm-scale
inside the stem. The contact housings are colour coded and must be
installed according to the following order:
NO / NC
change
over
From top to bottom:
green
white
yellow
black
red
blue
Changing the colour order may result in malfunctions.
The level contacts are positioned as ordered but can be re-adjusted
in steps of 10 mm, if required.
The contact switching function NO or NC can be inverted as well by
turning the contacts through 180°. The housing is marked with two
arrows. The one pointing up when mounted indicates the current
switching function.
!
NOTE
The torque for the plastic screws must not exceed 5 cNm!
NO contact:
closed with rising level
= opens with falling level
NC contact:
opens with rising level
= closes with falling level
F000275X
K
O
N
T
A
K
T
K
1
0
x
M
A
X
:2
4
V
D
C
/A
C
0
;5
A
1
0
V
A
B
Ü
H
L
E
R
G
M
B
H
R
A
T
IN
G
E
N
Ö
F
F
N
E
R
/N
C
S
C
H
L
IE
S
S
E
R
/N
O
K
O
N
T
A
K
T
K
1
0
x
M
A
X
:2
4
V
D
C
/A
C
0
;5
A
1
0
V
A
B
Ü
H
L
E
R
G
M
B
H
R
A
T
IN
G
E
N
Ö
F
F
N
E
R
/N
C
S
C
H
L
IE
S
S
E
R
/N
O
The switching logic assumes that the level switch is installed in an empty vessel, implicating that the
operating position is reached after filling the vessel.
The reference for the switching point is set to the middle of the EASYJUST level contact.
thermal element
TK / PT / KT
wireless bistable level contacts
function: NO or NC
distance: grid 10 mm
cm-scale on the rear side
contact strip
changing of contact function
NO/NC due to turning the
contacts at 180°
F
0
0
0
5
9
3
x
Summary of Contents for Nivotemp NT64
Page 28: ......
