Watlow MICRODIN - Manual (Page 30)

3 . 1 0 Wa t l o w M i c r o D I N
Install and Wire
Wiring Examples
High
temp.
light
92A3-1DJ1-DC
Limit Control
Heater
Optional
Normally
Open
Momentary
Switch
DIN-a-mite
DA1C-1624-C000
High Limit
Mechanical
Contactor
Branch
Circuit Fuse
20A
1A
1A
5A
Semiconductor
Fuse
Earth Ground
L1
120V Å (ac)
L2
L2 L1
T1 T2
Watlow
MicroDIN
Temperature
Controller
UD1A-CES-0000
0830-0474-0000
Power Supply
Thermocouples
PC
OR ModBus
Converter
R
EIA485
Loop
EIA485 to RS232
Converter
Coil
2 1 3 4 5 6 7 8 9
2 1 3 4 5 6 7 8 9 10
11 10 121314 151617
17-8020
Figure 3.10 -
System wiring example,
schematic.
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.
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WARNING:
Install high or low
temperature limit control
protection in systems
where an over
temperature fault
condition could present a
fire hazard or other
hazard. Failure to install
temperature limit control
protection where a
potential hazard exists
could result in damage to
equipment and property
and injury to personnel.