2
Extronic Elektronik AB +46 (0)8-609 29 00
2012-11-07
Application example
A. Premises without natural light
Premises without natural light, with automatic on/off switching
B. Corridor with natural light
Premises with automatic on/off switching and pushbuttons for
manual on/off switching and dimming. A light sensor prevents the
lighting from being switched on when there is sufficient natural
light.
NV-2T
Light fittings
Contactor
High level 80%
Low level 1%
Timer 2 tim.
Premises without natural light
12 13 14 15 16
11
10
9
1
6
8
5
7
4
3
2
+
+
For digital regulating of luminaires
with dimmable HF ballasts
Extronic AB
●
Stockholm
●
Sweden
Level switch NV-2T
Timer for 230 V regulating
Current for low level regulating: Max. 40 mA
Timer: 1 - 120 min.
resistive load
Power supply:
12 - 16 VDC
Breaking capacity per
relay output:
5 A / 250 VAC
1-10 V
EXTRONIC
Precens detector
Presence
detector
Light sensor
Light fittings
Contactor
EXTRONIC
1-10 V
Natural
light
NV-2T
High level 80%
Low level 1%
Timer 1 tim.
Premises with natural light
Push-
button
12 13 14 15 16
11
10
9
1
6
8
5
7
4
3
2
+
+
For digital regulating of luminaires
with dimmable HF ballasts
Extronic AB
●
Stockholm
●
Sweden
Level switch NV-2T
Timer for 230 V regulating
Current for low level regulating: Max. 40 mA
Timer: 1 - 120 min.
resistive load
Power supply:
12 - 16 VDC
Breaking capacity per
relay output:
5 A / 250 VAC
12 13 14
Min
Light
Sensitivity
Light
1-10 V
+9 -10
14 - 15 - 16
Timer
0
15m
30m
1h
2h
High
Level:
100%
100h
Low
Max
Soft Dim
Min
Switch
3 - 4
1 - 2
Start
block
Max
5 - 6
7 - 8
Det.
NV-2T
+12 VDC-
Slow
Min
Max
Max
C-NO-NC
v2.1
Extronic Elektronic AB
Stockholm Sweden
Fast
15 16
11
10
9
1
6
8
5
7
4
3
2
+
C NO NC
+
Yellow LED
Yellow LED
NO
Analog control
Relay output
D1 D2
1-10 V
NO
NO
NC
C
12 - 16
VDC
Steady glow when lighting
set to 100%.
Flashing at lower levels.
Steady glow or flashing
when relay is closed,
flashes when timer is
counting down.
Green LED
Green LED
Red LED
Red LED
Red LED
Timer
Dimmer
Low level potentiometer
High level potentiometer
Setting the base level.
Switched on briefly during
adjustment.
Light sensor Pushbutton
Pushbutton
Detector Supply voltage
Steady glow when light
sensor is active.
Steady glow when switch
is closed.
Steady glow when presence
is detected, flashes when
auxiliary detector detects
presence.
Steady glow above 11 V,
flashes below 11 V.
Controls the ramp-up rate.
Default setting “one o’clock”.
Controls how long the base
lighting stays on before the
lighting is switched off.
Should be set to 1–2 hours.
Burn-in start/stop,
100 hours.
Steady glow when
burning in.
Adjustment for day/night
transition.
Light sensor sensivity
Normal level, adjusted to
around 80%. (8 V).
Switched
on briefly during adjustment.
Function, connection and setting
Time
Light level (per cent)
2
80
The light level can be increased or decreased by pressing
and holding in a pushbutton.
Brief press turns on lighting immediately at maximum level.
1
1
2
3
4
3
5
6
4
5
2
6
Max.
light level
Min.
light level
The lighting is dimmed automatically to the minimum level
when presence is no longer detected.
The lighting is switched off completely after the set time
(1-2 hours).
The lighting is switched on manually at the maximum level
by pressing a pushbutton briefly.
The lighting is switched off completely by pressing briefly.
80 %
2 %
Lighting level
Tid
Detector time, recommended
setting 1-3 minutes. Set at
detector (red knob).
Low level/contactor time,
recommended setting
two hours. Set at level
selector (yellow knob).
Base time settings to minimise
wear to light sources.
100 %
Red knob in
level selector
Blue knob
in level selector
Base time settings