Watlow MICRODIN Manual do Utilizador Página 27

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Watlow MicroDIN 3.7
Install and Wire
Output and Power Wiring
12345678910
+
External
Load
-
dc+
COM
dc-
+
-
Power 
Supply
60V max.
1A max.
12345678910
External
Load
COM
N.O.
Relay
Suppression
Fuse
L1
L2
NOTE:
The current limit feature
is disabled in this version
of the controller.
NOTE:
Relay suppression
required only for
inductive loads.
+24VÎ(dc)
Internal Circuitry
20
2K
4
dc+
5
dc-
6
COM
10123456789
24V (ac/dc)
-+
Figure 3.7c — Internal Output Circuitry
Figure 3.7d — Alarm Output
Figure 3.7b —
Control Output, Open Collector
with External Power Supply
Figure 3.7e — Power Wiring
Ó
WARNING:
To avoid potential
electric shock, use
National Electric Code
(NEC) safety practices
when wiring and
connecting this unit to a
power source and to
electrical sensors or
peripheral devices.
Failure to do so could
result in injury or death.
12345678910
+
External
Load
-
dc+
COM
dc-
Figure 3.7a —
Control Output, Switched DC
with Internal Power Supply
External
Switching
Device
External
Switching
Device
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