Installation
10 UDC3300 Expanded Model: DC330E User Manual 5/00
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.
1 Alarm #2 is not available with Time Proportional Duplex or Three Position Step
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 FastBlo fuses only.
Alarm
Relay#1
To terminal
7 or 9
Output
or Alarm
Relay#2
To terminal
4 or 6
Output
Relay#1
N.C.
N.O.
N.O.
N.C.
N.O.
Relay Load
Load
Supply
Power
To terminal
1 or 3
Time Proportional
2
N.C.
Relay #2 Load
Load
Supply
Power
Alarm Relay #1 Load
Load
Supply
Power
1
2
3
4
5
6
7
8
9
2
2
Figure 2-7 Electromechanical Relay Output – Model DC330X-EE-XXX