FARFISA INTERCOMS ECHOS - Page 51

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(MT11 - Gb2012)
1+1
INTERCOMS *
4+1
VIDEOINTERCOMS
1471E. RELAY UNIT.
It is used when it is not possible to actuate
commands directly. For example:
- stair light switching ON,
- activation of additional bells,
- additional door lock release, etc.
Can be fixed on DIN bar or screwed to the wall
with 2 expansion plugs.
Technical data
Power supply: 13Vac; 12÷24Vdc
Current consumption: 0,05A
Number of exchanges: 1
Switching current: 1A (24V)
Housing: DIN 4 modules A
Operating temperature: 0° ÷ 50°C
Maximum permissible humidity: 90% RH
Terminals
1 Alternate current input 13Vac-dc
2 Continuous current input 21Vdc
3 Negative half-wave input or ground
5 Common contact of relay
6 Normally open contact of relay
7 Normally closed contact of relay
9P Electronic call input without resistive load
9S Electronic call input with resistive load
9T Electronic call input timed operation (1 sec.)
- Ground
3
"
2
/
1
89
2
"
16
/
9
2
"
4
/
3
70
65
SERVICE MODULES
1471. RELAY UNIT.
As 1471E, with lower number of terminals and
in a small housing.
Technical data
Power supply: 13Vac; 12÷24Vdc
Current consumption: 0.05A
Number of exchanges: 1
Switching current: 5A (50V)
Housing: DIN 3 modules A
Operating temperature: 0° ÷ 50°C
Maximum permissible humidity: 90% RH
Terminals
1 Alternate current input 13Vac-dc
2 Continuous current input 21Vdc
3 Negative half-wave input or ground
5 Common relay contact
6 Normally open contact of relay
7 Normally closed contact of relay
6
7
5
1
2
3
6 12
7 13
5 11
1
2
3
9S
1472. 2- CONTACT RELAY UNIT.
As 1471E, with higher number of exchanges
and without terminals 9P and 9T.
Technical data
Power supply: 13Vac; 12÷24Vdc
Current consumption: 0.05A
Number of exchanges: 2
Switching current: 1A (24V)
Housing: DIN 4 modules A
Operating temperature: 0° ÷ 50°C
Maximum permissible humidity: 90% RH
Terminals
1 Alternate current input 13Vac-dc
2 Continuous current input 21Vdc
3 Negative half-wave input or ground
5 Common contact of exchange 1
6 Normally open contact of exchange 1
7 Normally closed contact of exchange 1
11 Common contact of exchange 2
12 Normally open contact of exchange 2
13 Normally closed contact of exchange 2
9S Electronic call input with resistive load
- Ground
3
"
2
/
1
89
2
"
16
/
9
2
"
4
/
3
70
65
3
"
2
/
1
89
2
"
16
/
9
65
2
"
8
/
1
54