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WARRANTY CARD

There is 24 months guarantee on the product

1.  ZAMEL provides a two-year warranty for its products. 

2.  The ZAMEL warranty does not cover: a) mechanical defects resulting from transport, loading / unloading or other circumstances  

b) defects resulting from incorrect installation or operation of ZAMEL products; c) defects resulting from any changes made by CUS-

TOMERS or third parties, to products sold or equipment necessary for the correct operation of products sold; d) defects resulting 

from force majeure or other aleatory events for which ZAMEL is not liable; e) power supply (batteries) to be equipped with a device 

in the moment of sale (if they appear); 

3.  All complaints in relation to the warranty must be provided by the CUSTOMER in writing to the retailer after discovering a defect.; 

4.  ZAMEL will review complaints in accordance with existing regulations.; 

5.  The way a complaint is settled, e.g. replacement of the product, repair or refund, is left to the discretion of ZAMEL. 

6.  Guarantee does not exclude, does not limit, nor does it suspend the rights of the PURCHASER resulting from the discrepancy 

between the goods and the contract.

Salesman stamp and signature, date of sale

plik: inst_ext_gb_ew-01 | modyfikacja:21.02.2014

MOUNTING

CONNECTIONS

1. The device connected to the other bells in parallel.

2. The device connected to the existing bell system.

1.  Disconnect the electric network by 

means of an appropriate cut-off, 

current-limiting circuit-breaker or 

separator.

2.  Check if there is no any voltage-

between power leads by means 

of an appropriate gauge.

3.  Connect wires according to the 

electrical diagram.

4.  Connect power supply circuit.

ELECTRIC DIAGRAM

FUNCTIONING

The EW-01 device functioning is based 

on the SDM-10 bell controller working 

algorithm. In order to adjust any setting 

(programming) it is necessary to read the 

SDM-10 instruction manual.

The Electronic School Bell is fitted with

three external wires: 

1. Power supply - for 230 V AC power 

supply connecting;

2. Output: bell - for 230 V AC bell di-

rect connecting (connecting diagram  

no. 1);

3. Output: bell system control button - 

for connecting the device instead of a 

bell button mounted previously (con-

necting diagram no. 2).

The switch disconnector (1) is designed 

for the device switching ON/ OFF.
The control button (5) is designed for 

normal / short lessons changeover.
The control button (6) is designed for 

generating alarm signal manually.

BELLS

The EW-01 is capable of cooperating with 

the following ZAMEL bells:

1. School / Alarm Bell, large 

DNS–212D (230 

V

DNT–212D (24 

V

)

2. School / Alarm Bell, small 

DNS–212M (230 

V

DNT–212M (24 

V

)

Output:
bell

Output:
bell system
control button

L’      N’

IN      IN

Output:
bell

EW-01

Output:
bell system
control button

Connect EW-01 output
instead of disassembled
button

Existing
bell system

EW-01

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