External circuitry
8.1 Sensor circuitry for the DM-F LOCAL
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SIMOCODE pro - Fail-Safe Digital Modules
Manual, 11/2017, NEB631679702000/RS-AA/002
Table 8- 2 Defining the DM-F parameters according to the sensor circuitry, 2-channel without cross-circuit detection
0 1 0 —
1 —
—
—
2 x 1-channel, without cross-circuit detection,
with monitored start
DM-F LOCAL, 2 x 1-channel, without cross-
circuit detection, with monitored start
0 1 0 —
0 0 —
—
2 x 1-channel, without cross-circuit detection,
with automatic start
DM-F LOCAL, 2 x 1-channel, without cross-
circuit detection, with automatic start
— = Switch position dependent on further requirements
Key:
Without cross-circuit detection
With cross-circuit detection
NC contact/NO contact evaluation
NC contact/NC contact evaluation
Debouncing time for sensor inputs 50 ms
Debouncing time for sensor inputs 10 ms
Sensor input automatic start
Sensor input monitored start
Cascading input automatic start
Cascading input monitored start
Automatic starting after power failure (not permissible in
conjunction with start-up testing)
No automatic starting after power failure