Installation
Time Proportional Output
The three types of Time Proportional outputs available on the UDC 3300 are shown
in the following figures.
The Alarm wiring connections are the same for all three outputs.
For Control and Alarm Relay Contact information, see Table 2-3 and Table 2-4.
Figure 2-7 shows the Output and Alarm wiring connections for models with
Electromechanical Relay Output.
Output
Relay#1
Output
or Alarm
Relay#2
Alarm
Relay#1
Alarm #2 is not available with Time Proportional Duplex or Three Position Step
1
Control or Position Proportional Control.
2
Electromechanical relays are rated at 5 Amps @120 Vac or 30 Vdc and
2.5 Amps at 240 Vac.
Customer should size fuses accordingly. Use Fast Blo fuses only.
Figure 2-7 Electromechanical Relay Output – Model DC330X-EE-XXX
10
Time Proportional
1
N.C.
2
N.O.
3
4
N.C.
Relay #2 Load
5
N.O.
6
To terminal
4 or 6
7
N.C.
Alarm Relay #1 Load
8
N.O.
9
To terminal
7 or 9
UDC3300 Expanded Model: DC330E User Manual
Relay Load
To terminal
1 or 3
2
Load
Supply
Power
Load
Supply
Power
2
Load
Supply
Power
2
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