ITEC SPIDER 44/02 / SPIDER 04/02
10
www.itec-audio.com
SPIDER 44/02 / SPIDER 04/02
The Serial interface
RS 232
SPIDER
44/
SPIDER 04
TX
RX
RS 485
Fault relay
SPIDER
44/
SPIDER 04
Fault Relais
Fault
Operating
max 48 V
Used
• For connecting to control units
• As an interface for control stations or fault
reporting systems
• For logging and output of data via serial
data cable for short distances
Runs in parallel to the serial RS 232 interface and is used to connect the devices mentioned before at distances
of up to 500 meters. In particular, the RS 485 interface is intended for the simultaneous connection of
• Multiple serial control panels
• Expansion
modules
to a 2 or 4-wire bus system.
SPIDER
44/
SPIDER 04
RX+
RX
-
TX+
TX-
+5 V
JP3
JP5
4-wire/full duplex
Z Y B A
2-wire/half duplex
B A
SPIDER
44/
SPIDER 04
RX+
RX
-
TX+
TX-
+5 V
JP3
JP5
A potential-free relay contact used to display
the operating status is available. In case
the device is not operating or during a fault
condition, the relay is released, during normal
operation it is activated.