Installation

Input #2

Volts Input

Milliamps Input

Voltage source

+

22mA+

23V+

24

Xmitter

+

Power

+ –

Supply

1

22mA+

23V+

24

1 The dropping resistor for milliamp inputs is internal to the controller.

Figure 2-7 Input 2 Connections

 

 

 

Time Simplex

 

 

 

 

 

 

 

19

 

 

 

 

Output

N.C.

 

 

 

L1

 

20

 

 

 

Relay#1

N.O

 

 

 

L2/N

 

21

 

 

 

 

 

Load

 

Relay Load

4

N.C. Alarm

22

 

5

23

Supply

 

To terminal

N.O.Relay#2

Power

 

6

 

 

24

2

4 or 6

 

 

 

 

7

 

 

25

Load

 

Relay Load

N.C. Alarm

 

8

26

Supply

 

To terminal

N.O. Relay#1

Power

 

9

 

 

27

2

7 or 9

 

 

 

 

 

 

 

 

 

 

 

 

 

Relay Load

Load

Supply

 

To terminal

Power

19 or 21

2

 

 

 

 

Time Duplex

 

 

 

 

 

 

 

 

19

 

 

 

 

Output

N.C.

 

 

 

L1

 

20

 

 

 

Relay#1

 

 

 

 

N.O.

 

 

 

L2/N

 

 

21

Load

 

Relay Load

4

N.C. Output

22

 

 

23

 

5

N.O.Relay#2

Supply

 

To terminal

Power

 

6

1

 

24

2

4 or 6

 

 

 

 

7

 

 

25

Load

 

Relay Load

N.C. Alarm

 

8

N.O. Relay#1

26

Supply

 

To terminal

Power

 

9

 

 

27

2

7 or 9

 

 

 

 

 

 

 

 

 

 

 

 

 

Relay Load

Load

Supply

 

To terminal

Power

19 or 21

2

 

1 Alarm #2 is not available with Time Proportional Duplex or Three Position Step Control unless the Dual Relay Option is used.

2Electromechanical relays are rated at 5 Amps @ 120 Vac or 240 Vac or 30 Vdc. Customer should size fuses accordingly. Use Fast Blo fuses only.

Figure 2-8 Electromechanical Relay Output

See Table 2-6for relay terminal connections for other Output Algorithm Types.

24

UDC2500 Universal Digital Controller Product Manual

4/07

Page 38
Image 38
Honeywell UDC2500 manual Input #2, Volts Input Milliamps Input, Time Simplex