Installation Instructions

Connect external components
Desk call station PT2001-A1
7
94 | 122
A6V11899867_en--_a
7.1.8 Logic outputs
The PT2001-A1 provides 4 logic outputs. They are open collector transistors
switching to GND.
The 4 logic outputs can be used to switch lamps, relays or other devices with a
current draw of max. 200 mA.
The output can be powered with the DC 10 V provided on pin 12 of the connector,
or with a voltage of max. DC 36 V.
Logic outputs connector - 'CN3'
Pin
Description
Remark
1
Analog input 1
The analog control input cannot be used as
the logic output.
2
Analog input 2
The analog control input cannot be used as
the logic output.
3
Analog input 3
The analog control input cannot be used as
the logic output.
4
Analog input 4
The analog control input cannot be used as
the logic output.
5
Analog input 1
The analog control input cannot be used as
the logic output.
6
Analog input 2
The analog control input cannot be used as
the logic output.
7
Logic output 1
-
8
Logic output 2
-
9
Logic output 3
-
10
Logic output 4
-
11
GND
-
12
10 V
-
Table 74: PT2001-A1 logic outputs connector - 'CN3'
For more information, see Use logic control output [➙ 82].