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VER. 001_24.08.2011

MOUNTING, FUNCTIONING

1.  Disconnect the power supply

2.  By means of special equipment check 

if  there  is  no  voltage  on  connection 

cables 

3. Install 

WZM-01

 device in the switch-

board on TH-35 rail

4. Connect the cables with the terminals 

according to installing diagram,

5.  Switch on the power supply from the mains

6.  Set the potentiometer of the threshold of 

switch on the lighting to a minimum.

7. If the lighting outside reaches the level 

at which the lighting installation is to be 

switched on – turn delicately the poten-

tiometer in the direction of a maximum, 

until it switches on

8.  Leave the potentiometer in a set position 

The system works properly after switch-

ing on the power supply from the mains.

Turning the potentiometer in the direction 

of „ ” causes the lighting device to switch 

on at lower lighting level, in the direction of 

” causes the device to switch on at higher 

lighting level. In case the inner sensor’s il-

luminous flux density falls below the preset 

threshold the system switches on the output 

relay and its lighting devices. The relay is 

switched on until the illuminous flux density 

is over the preset threshold. Using the illu-

minous flux density hysteresis (Δ) and relay 

switching off time delay (T) makes the sys-

tem resistant to momentary and accidental 

sensor lighting. During installation attention 

should be paid  that switched on lighting 

will not disrupt the functioning of the light-

ing sensor 

CONNECTING

TIME COURSE

RELAY CAPACITY

INNER DIAGRAM

EXAMPLE OF INSTALATION

Illuminous  

flux density

200 lx

35 lx

20 lx

2 lx

Potentiometer 

position

min.

max.

min.

max.

min.

max.

min.

max.

Typical application:

The twilight switch operates the lighting control functions (e.g garden lighting)  

The lighting sensor should be installed in a place which is not directly illuminated by lights 

that are operated by this twilight switch.

LIGHT SENSOR FAMILY

LIGHT SENSOR

16,8 6,2

CASING DIMENSIONS

PRODUCT FAMILY

Twilight switch WZM-01/SOS belongs to the 

WZx twilight switches family.

500 W

2000 W

1000 W

750 W

t

t

11,14

U

lx

T

t

L

p

∆ ≈ 

5 ÷ 60 lx

T ≈ 

30 s

 SENSOR 

Lenght

  SOH-01 

1 m

  SOH-03 

3 m

  SOH-05 

5 m

 SOS-01 

no

LIGHT SENSOR

Sensor type

Version

01 – one range

02 – two ranges 

(only type M casing) 

Type of casing

M – monomodular

N – surface mounting

H – hermetic

S - special

Symbol

WARRANTY CARD

There is 24 months guarantee on the product

1.  ZAMEL Sp. z o.o. assures 24 months guarantee for the product.

2.  The manufacturer’s guarantee does not cover any of the following actions

  a) mechanical damage during transport, loading / unloading or under other circumstances

  b) damage caused by incorrect mounting or misuse of ZAMEL Sp. z o.o products

  c) damage caused by unauthorised modifications made by the PURCHASER or any third parties to the product or any other devices 

needed for the product functioning,

  d) damage caused by Act of God or any other incidents independent of the manufacturer

3.  The PURCHASER shall lay any claims on grounds of the garantee card in writing to the dealer or ZAMEL Sp. z o.o

4.  ZAMEL Sp. z o.o  is liable for processing any claim according to current Polish legislation

5.  ZAMEL Sp. z o.o  shall process the claim at its own discretion: product repair, replacement or money return

6.  The manufacturer’s guarantee is valid in the Republic of Poland.

7.  The PURCHASER’s statutory rights in any applicable legislation whether against the retailer arising from the purchase contract or 

otherwise are not affected by this guarantee card.

Salesman stamp and signature, date of sale

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