Siemens MICROMASTER 440 Quick Start Manual page 57

5.8.3 Digital Outputs (Relays) (DOUT)
Parameter range
Features:
Quantity
Cycle time
Max. opening / closing time
Voltage / current
Function chart number
The MICROMASTER 440 has many status bits and threshold bits which might be useful in the
application. You can connect any of the 3 relays to any of these functions.
BI: Fct. of Relay 1
P0731.C
(52:3)
Drive Fault
BI: Fct. of Relay 2
P0732.C
(52:7)
Drive Warning
BI: Fct. of Relay 3
P0733.C
(0:0)
No Function
Figure 5-11 above shows how a function is connected to the relay (on the left hand side); The signal
can be inverted if appropriate for your application using P0748. The output status can be viewed using
r0747 where an energized relay is indicated by a bit, and you may connect to the relay terminals on
the I/O board.
MICROMASTER 440
6SE6400-5GA00-0BP0
r0730 – P0748
3
1 ms
5 / 10 ms
30 V DC / 5 A, 250 V AC / 2 A
FP2100 (in parameter list)
Table 5-10 Relay Output Specifications
Invert Relay
0 ... 7
CO/BO: State Relays
P0748(0)
r0747
r0747
0
-1
1
Invert Relay
0 ... 7
CO/BO: State Relays
P0748(0)
r0747
r0747
0
-1
2
Invert Relay
0 ... 7
CO/BO: State Relays
P0748(0)
r0747
r0747
0
-1
4
Figure 5-11 Relay Output Functions
Quick Start Guide
.0
.1
.2
Issue 08/03
COM
T20
NO
T19
NC
T18
COM
T22
NO
T21
COM
T25
NO
T24
NC
T23
57