16
SATEL
ACCO
(exit terminal). The information whether the keypad performs the function of terminal A
or B can be read out from the display after restarting the keypad (in order to cause the
restart, hold down the
and
keys for approximately 10 seconds).
Notes:
•
Connecting the LCD keypad with address 0 will switch off the proximity card reader
working as reader A. Connecting the LCD keypad with address 1 will switch off the
proximity card reader working as reader B.
•
Never connect two devices (LCD keypads, keypads) which have an identical address.
If the clock and additional information fail to appear on the keypad display after power-up,
make sure that:
−
the cables connecting the keypad to the module have been properly connected;
−
a correct address is set in the keypad.
3.1.1 Connecting the LCD keypad to terminals
The method of connecting the keypad communication bus to the terminals of ACCO-KP and
ACCO-KP-PS modules is shown on Fig. 12 and Fig. 13.
+GA
SIGA
COM
BPA
LD1A
LD2A
DISA
TMPA
+GB
SIGB
COM
BPB
LD1B
LD2B
DISB
TMPB
A RS485 B
IN1
IN2
IN3
IN4
IN5
CLK
DAT
COM
C
NO
NC
COM
+12V
TMP
TMP
OUT2
OUT1
ITMP
ACCO-KP
COM
KPD
CKM
DTM
ACCO-KLCDR-BG
Fig. 12. Method of connecting the keypad to ACCO-KP module terminals.