Connection Of Ivm Terminal Client To Com1 - Siemens CKA4820 Betriebsanleitung

5.3

Connection of IVM Terminal Client to COM1

Siemens Building Technologies
Fire Safety & Security Products
An IVM Terminal Client can be directly controlled via the control unit interface
COM1.
IVM NT Terminal Client
Fig. 12 IVM Terminal Client
Required accessories
RS232 cable: 3-core shielded, maximum permissible length 10 m.
9-pin Sub-D plug with housing.
It must be guaranteed that the control unit is powered with DC 12 V +10 %, -15 % (SELV).
Required settings (SW401) for use of the COM1A as RS232 interface
OFF
2 5
Parameter menu
-> Interface adjustment
Fig. 13 Example: Setting and parameterization with connection of SIEMENS
multiplexer to COM1
COM2 COM1B COM1A
Interface adjustment
-> Mode COM1 -> SIEMENS IVM
System Design
RS232
12 V
200 mA
Power
supply unit
01.2005
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