User Manual

Siemens Building Technologies PROFIBUS DP/P-bus link
Building Automation User's guide 1-5
1.6 Range overview
The DP/P-bus link can be combined with the following DESIGO I/O modules:
Digital In
Load units Input
bytes
Output
bytes
Remarks
PTM1.2D20 Digital input 2 x DI;
potential-free contacts DC
22 V
2 1 0
PTM1.4D20 Digital input 4 x DI;
potential-free contacts DC
22 V
1 1 0
PTM1.4D20R Digital input 4 x DI;
open contact
1 1 0
PTM1.8D20E Digital input 8 x DI;
potential-free contacts
1 1 0
PTM1.2D42 Digital input 2 x DI
not electrically isolated;
voltage signaling
2 1 0
PTM1.2D250 Digital input 2 x DI
electrically isolated;
voltage signaling
2 1 0
Digital Out
Load units Input
bytes
Output
bytes
Remarks
PTM1.2Q250 Digital output 2 x DO;
AC 24..250V, 3A inductive
2 0 1
PTM1.2Q250B Digital output 2 x DO;
single-stage, bistable
2 0 1
PTM1.2QD Digital output 1 x DO;
with feedback
2 1 1
PTM1.4QD Digital output 2 x DO;
with feedback
4 1 1
PTM1.2Q250-M Digital output 2 x DO;
with manual operation;
AC 24..250V, 3A inductive
2 1 1
PTM1.2QD-M Digital output 1 x DO;
with feedback and
manual operation
2 1 1
PTM1.4QD-M2 Digital output 2 x DO;
with feedback and
manual operation
2 1 1
PTM1.3Q-M3 Digital output
3-stage; with manual opera-
tion
2 1 1