451 series
• I n series with a standard input
Multi-inputs
Standard
input
0 - - 0 5
5
0
5
5
6
6
0
6
Logic signal
4
5
1
451
451
from 15 to 28 V
series s e r i e s s e r i e s
(6 mA min) m o d u l e m o d u l e m o d u l e
0
451
series
module
Figure 3.3 Wiring diagram of the "Multi-input" option with a standard input
The maximum number of units which can be driven in series is:
N = ( V - 7.5) / 2.5
where
V : control signal voltage
N : number of units placed in series.
3-10
451-461 User Manual
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