6 Programmable Relay ZEN
DC Inputs (Photocoupler Isolated)
Note: Can be selected using the input filter settings.
■ Output Specifications (CPU Unit/Expansion I/O Unit)
Relay Output Type
Transistor Output Type
Item Specifications Circuit drawing
Input voltage 24 VDC +10%, –15%
Input impedance 4.7 kW
Input current 5 mA (typ.)
ON voltage 16.0 VDC min.
OFF voltage 5.0 VDC max.
ON response time 15 ms or 50 ms (See note.)
OFF response time
4.7 kΩ
IN
IN
COM
24 VDC
2,200 pF
750
Ω
Internal
circuit
Item Specifications Circuit drawing
Maximum switching capacity 250 VAC/8 A (Resistive load: cosf= 1)
24 VDC/5 A (Resistive load)
Minimum switching capacity 5 VDC/10 mA (Resistive load)
Relay life Electrical Resistive load: 50,000 times (cosf = 1)
Inductive load: 50,000 times (cosf= 0.4)
Mechanical 10 million times
ON response time 15 ms max.
OFF response time 5 ms max.
COM
Q0 to Q3/OUT0 to OUT3
Q4/Q6
Q5/Q7
Units with 20 I/O points only
L
L
L
Internal
circuit
Life-test Curve (usage: 360 times/hour)
1,000
300
100
50
30
10
0 2 4 6 8 10 Contact current (A)
500
The life, under the worst conditions, of the output
contacts used in ZEN relay outputs is given in the
above table. Guidelines for the normal life of the relays
are shown in the diagram on the right.
250-VAC resistive load
24-VDC resistive load/250-VAC inductive load
24-VDC inductive load (t=7 ms)
Life (X 10
3
)
Item Specifications Circuit drawing
Maximum switching capacity 24 VDC +10%, –15%, 500 mA
Leakage current 0.1 mA max.
Residual voltage 1.5 V max.
ON response time 1 ms max.
OFF response time 1 ms max.
Each circuit is
composed of an
independent
common circuit.
+
COM
Q0 to Q3/OUT0 to OUT3
Q4/Q6
Q5/Q7
Units with 20 I/O points only
L
L
L
L
1kΩ
270Ω
24 VDC
Internal
circuit
AUDIN - 8, avenue de la malle - 51370 Saint Brice Courcelles - Tel : 03.26.04.20.21 - Fax : 03.26.04.28.20 - Web : http: www.audin.fr - Email : info@audin.fr
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