NLLW 50
– ‚User guide
4
1 Basic description
1.1 Features
The unit is powered from line only (you connect line and button only!)
The unit includes acoustic part ( micro and speaker)
– compact solution!
The loudness of micro as same as speaker is adjustable independently
Programming is either remotely by phone (DTMF tones) or by PC (serial
port RS232 with RS232 cable or USB with USB cable)
It includes switchable relay contact . You can control remotely by phone.
You can use it for remote control of the lift ( RESET). The time of relay
closing is adjustable from 1 to 99 seconds.
It includes indication light (LED or bulb -switch)
– yellow, indication of
dialling the number (powered from 12-24V)
It includes indication light (LED or bulb -switch)
–green,indication –
connection was established (powered from 12-24V)
The time of button activation is adjustable from 0,5 sec to 5 sec
BUTTON might be connected parallely (switch on puschbuttons) or serial
(switch off puschbuttons) to wire up to 100m. Input is optocoupler
independent of polarity and you select 3 mode. First mode is current loop
powered from 12-24V, second mode is using only if you haven't power
supply, then you use power for current loop from telephone line
– CAUTION
!! It is not galvanically isolated. Third mode is external power - for example:
button connection parallely to sirene (powered 12-24V)
The possibility of activation via third wire from „ transffer tool“ for
communication with machine room
BLOCK - security against disusing of alarm buttons (activation during
failure 5-24V).
INPUT - it includes universal input which you can use for failure
announcement ( doors, power supply, etc..) You can programm special
phone number .
All inputs as same as outputs are galvanicaly isolated
– not depends on
polarity. ( except button and third wire for machine room).
Acoustic as same as optical signalling of NLLW status
The possibility to programm 6 numbers ( 16 digits
– includes
*,#,Pause,Flash) with note if you want use confirmation or not .The numbers
are progressivelly dial.
Regular automatic control of system functionality ( automatic calling to
preprogrammed numbers in set time period from 1 to 10 days)
The possibility programm code for remote activation or unactivation of LLW
Adjustable level of DTMF dial -6dBm to -14dBm
Possibility connect 1-3 microphones (attention on polarity of electret
microphone) and posibility connect 1-3 speakers
