SATEL
INTEGRA 128-WRL
17
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5
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Fig. 5. Computer connection to the keypad RS-232 port. Shown on the right is the keypad
interface. Shown on the left is the DB-9 female connector from soldering points side.
Activate the C
OMMUNICATION
RS
option in keypads to which the computer with
GUARDX program is connected. Data exchange with the computer will begin
automatically as soon as the GUARDX program is started.
5.6 Connecting devices to the expander bus
Fig. 6. Connection of modules without power supply.
The bus wires must be run in one cable.
The total length of the expander bus may not exceed 1000 m.
The module may be powered directly from the control panel if the distance between
control panel and module does not exceed 300 m. Where the distance is greater,
