Procom USE2.OB - Manual (Page 5)

Data Sheet
USE2.OB
Interface Attachment for Local Battery Telephony
The Front Plate Symbols and their Meaning:
The System Blinker
Addressing from processor taking place
I/O Input/Output
BUS output works as push-push operation with the system
blinker
BUS input works as push-pull operation with the system blinker
Receiving
Incoming call signal / voice signal recognized
Sending
Outgoing call signal
On Status Display
Connection exists
Alarm Error Message
Signals an invalid LB call signal
Date: 23.03.2009 Page: 5/6 Author: HS Document-No.: DB_USE2.OB_2730_1
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