126
Specifications Appendix A
Guidelines for the normal durability of the ZEN relay outputs are shown in the following
diagram.
Transistor Output Type (CPU Unit/Expansion I/O Units)
Item Specifications Circuit drawing
Max. switching capacity 24 VDC +20%, 500 mA Each circuit is made up of an
independent common circuit.
Leakage current 0.1 mA max.
Residual voltage 1.5 V max.
ON response time 1 ms max.
OFF response time 1 ms max.
1,000
500
300
100
50
30
10
0246810
Usage: 360 times/hour
250 VAC resistive load
24 VDC resistive load/250 VAC inductive load
24 VDC inductive load (1.7 ms)
Contact current (A)
Durability (x 10
3
)
Note The switching capacity,
switching durability, and
applicable load area when
actually using the relay
depend on the type of load,
environmental conditions,
and switching conditions.
Therefore, be sure to
confirm these conditions for
the actual machine before
use.
390 Ω
Q0 to Q3/
OUT0 to OUT3
28.8 VDC max.
28.8 VDC max.
COM
Q4/Q6
L
L
L
L
1 kΩ
+
Q5/Q7
Internal
circuit
20-point I/O
models only
Z211-E1-03.book Page 126 Friday, November 21, 2008 10:38 AM
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