Connection Of Sistore Ax; Bus Connection - Siemens CKA4820 Betriebsanleitung

System Design
5.5.5

Connection of SISTORE AX

80
Siemens Building Technologies
Fire Safety & Security Products
Required settings for use of COM2 output as TTY interface:
OFF
2
Parameter menu
-> Interface adjustment
Fig. 21 Example: setting of TTY operation (see Fig. 19 and Fig. 20)
Interface adjustment (SCU, DCU, CDC, CAC default):
Baud rate: 2400
Parity: even

Bus connection

Up to 8 SISTORE AX (RS485) can be connected to the COM2 telemetry interface
in a bus configuration.
Fig. 22 SISTORE AX an COM2
Required accessories:
Control line: 2-core cable; max. permissible length approx. 1.2 km with 0.8 mm
conductor diameter.
9-pin Sub-D plug with housing.
The power supply to the control unit is from a separate power supply unit.
4 8
Interface adjustment
-> Mode COM2 ->
SISTORE AX 1
RS485
COM2 COM1B
SCU
SCU
SIVIS DOME
CCDA DOME
Reserved-1
Reserved-2
SISTORE AX 8
. . .
12 V
200 mA
COM1A
Power supply
01.2005