NLLW 50
– ‚User guide
34
55
y
Time before start dialling
1
56
h
Number of days,after this time make service
call
3
57
t
Tone (DTMF) duration time of tone dial
5
(100ms)
58
m
The time of space between DTMF tones
5
(100ms)
59
f
The time of Flash
1
(100ms)
50
p
The time of pause /internumeral space
8
(800ms)
8#
#
Default
perform
81
Erase all phone numbers
1.. and
2.. only
83
Default setting for parametres 3x only
3..only
84
Default setting for parametres 4x only
4..only
85
Default setting for parametres 5x only
5.. only
9
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5 Technical parametres
5.1 Elektrical parametres
Parameter
Value
Conditions
Min line current
18mA
Line OFF HOOK
Min line voltage
18V
Line ON HOOK
Line voltage when is NLLW OFF
HOOK (VA diagram)
< 8V
< 12V
I = 20mA
I = 60 mA
Ground in ON HOOK status
< 50uA
U = 60V
Impedance line ending
130R +
820R paral. 220n
Line OFF HOOK
Frequency range
300Hz
– 3400 Hz
20 - 60mA
Ringing impedance
> 2Kohm
25
– 60 Hz
Sensitivity of ringing detection
min. 10
– 25 V
Pulse dial
40 / 60 ms
Tone dial level
-10 a -8 dBm
20
– 60 mA
Tone dial sensitivity
40 dB
20
– 60 mA
Tone detection sensitivity
30 dB
20
– 60 mA
Powering for relay control
12Vss
± 2V , 10-12Vst ± 2V
Max consumption for relay
50mA
12Vss