Esse-ti HELPY 2W-Q, Быстрое руководство

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Page 4 TERMINAL BLOCKS
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 Alarm input
(2)
1 (built-in pushbutton)
AL2 Alarm input
(3)
2 / Auxiliary input
(3)
/ Reset input
(3)
IN1 Filter input
(2)
/ Reset input
(3)
ALT2 Output for connecting loudspeaker of passive speaker unit
MIC2 Input for microphone of passive speaker unit or single microphone
MIC3 Input for microphone of passive speaker unit or single microphone
-
Negative
TEL Local telephone
RL1 Relay
(4)
Ground terminal for telephone line
LTI PSTN-line or universal GSM gateway input
LTI PSTN-line or universal GSM gateway input
BUS+ Bus for connecting 2W speaker units
BUS
-
Bus for connecting 2W speaker units
TX TX for serial connection to elevator CPU (RS-232)
RX 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
Double contact built-in pushbutton
C Common
NO Normally open
NC Normally closed