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22 UDC 3300 Controller Product Manual 4/00
Time proportional
output
There are three types of Time Proportional outputs available on the
UDC 3300.
• Electromechanical Relay Output (Model DC330X-EE-XXX)–Figure 2-8
• Solid State Relay Output (Model DC330X-AA(SS)-XXX)–Figure 2-9
• Open Collector Output (Model DC330X-TT-XXX)–Figure 2-11
The Alarm wiring connections are the same for all three outputs.
For Control and Alarm Relay Contact information, see Tables 2-7 and 2-8.
Figure 2-8 shows the Output and Alarm wiring connections for models
with Electromechanical Relay Output.
Figure 2-8 Electromechanical Relay Output—Model DC330X-EE-XXX
Alarm
Relay#1
To terminal
7 or 9
Alarm
Relay#2
To terminal
4 or 6
Output
Relay#1
L1
L2/N
22
23
24
25
26
27
N.C.
N.O.
N.O.
N.C.
N.O.
Output
Relay#1
Output
Relay#2
Alarm
Relay#1
L1
L2/N
22
23
24
25
26
27
N.O.
To terminal
7 or 9
Relay Load
Load
Supply
Power
To terminal
1 or 3
Relay Load
Load
Supply
Power
To terminal
1 or 3
Relay Load
Load
Supply
Power
To terminal
4 or 6
Time Proportional Simplex
Time Proportional Duplex
1
2
2
1
2
Alarm #2 is not available with Time Proportional Duplex or Three Position Step Control or Position Proportional Control.
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.
1
2
3
4
5
6
7
8
9
N.C.
N.C.
N.O.
N.O.
N.C.
N.C.
Alarm Relay #2 Load
Load
Supply
Power
Alarm Relay #1 Load
Load
Supply
Power
Load
Supply
Power
Alarm Relay #1 Load
24163
2
1
2
3
4
5
6
7
8
9
2
2
2