The optional key switch module 'Desk call station extension (Kaba)' PTO2002-A1 and 'Desk call station extension (Nordic)' PTO2003-A1 enable all or individual call station buttons on PT2001-A1 and its extensions PTO2001-A1 to be released or locked individually.
Mounting
The PTO2002-A1 or PTO2003-A1 can be mounted directly to a 'Desk call station (19 buttons)' PT2001-A1 or as a further extension to a 'Desk call station extension (24 buttons)' PTO2001-A1.
Installation
The PTO2002-A1 or PTO2003-A1 key switch wires are connected to the logic control input of the PT2001-A1.
PTO2002-A1 or PTO2003-A1 | PT2001-A1 'CN7' logic control input | ||
---|---|---|---|
Wire color | Function | Pin | Description |
Black | Common | 6 | 10 V |
White | NO, connected with Common with key switch activated | 1 | Logic control input 1 |
Red | NC, connected with Common with key not switched | 2 | Logic control input 2 |