ABUS TVIP72500 User Manual
Page 69
 
69
4.4 Alarm input and output
 
Adhere to the following connections and maximum loads for the digital 
alarm input and output. 
 
Connection Description
Max. load (V/A)
12 VDC
Voltage output
12 VDC, max. 100 mA
GND Ground
connection
-
DI – Alarm input
Activation of the digital input 
by connecting the DI and 
GND connections 
-
DO – Alarm 
output 
Connection of a transistor or relay:
Transistor: NPN with emitter
against ground (GND)
Relay: 12
VDC
“and”
connection, plus 
DO with diode 
(see example below) 
24 VDC, 100 mA
 
Connection example: 
 
 
 
Please carefully observe the connection instructions and power specifications!
 
 
 
4.5 Setting the zoom and focus
The TVIP71501, TVIP71551 and TVIP72500 camera 
models are equipped with a variofocal lens. One setting 
screw for the zoom and one for the focus are found on 
the bottom of the variofocal lens. These screws are also 
used for fixing the lens. 
 
Turn the screws carefully anti-clockwise to loosen them. 
Make the required settings, then fasten both screws 
again.