TERMINAL BLOCKS
Page 3
TERMINAL BLOCKS
+
Power supply input 12 Vdc or 24 Vdc
-
Negative
AI
Given alarm indicator light (12 Vdc)
AR
Received alarm indicator light (12 Vdc)
+12
12 Vdc output (max. 100 mA)
C
Common terminal
(1)
for inputs AL1 and IN1
-
Negative
AL1
AL2
IN1
ALT2
MIC2
MIC3
Alarm input
(2)
1
Alarm input
(3)
2 / Auxiliary input
(3)
/ Reset input
(3)
Filter input
(2)
/ Reset input
(3)
Output for connecting loudspeaker of passive speak
er
unit
Input for connecting microphone of passive speak
er
unit or single
microphone
Input for connecting microphone of passive speak
er
unit or single
microphone
-
Negative
TEL
Local telephone
RL1
Relay
(4)
RL1
Relay
(4)
LTI
LTI
BUS+
BUS
-
TX
RX
Ground terminal for telephone line
PSTN-line or universal GSM gateway input
PSTN-line or universal GSM gateway input
Bus for connecting 2W
speak
er
units
Bus for connecting 2W speak
er
units
TX for serial connection to elevator CPU (RS-232)
RX for serial connection to elevator CPU (RS-232)
(1)
:
can be connected to a block –, to the block +12 or to an external reference
(2)
:
allows to connect voltage free contact pushbuttons (NO or NC) or powered pushbuttons
(3)
:
allows to connect voltage free contact (NO or NC)
(4)
:
free contact NO