Chapter 4. WIRING

4 - 9 Event Output (Open Collector Output) Connection

EV1 EV2 EV3

EV4 EV5

EV6

EV7

EV8

 

 

Load

Load

Load

Load

Load

Load

Load

Load

+

External power supply

12 to 24V DC

 

 

 

 

 

 

 

 

 

5

6

7

8

17

18

19

20

9

Max. load current

: 70mA/point

 

 

 

 

 

 

 

 

 

Max. common current

: 500mA

 

 

 

 

 

 

 

 

 

Leakage current when OFF : less than 0.1mA

EV9

EV10

EV11

EV12

EV13

EV14

EV15

EV16

 

 

Load

Load

Load

Load

Load

Load

Load

Load

+

External power supply

12 to 24V DC

 

 

 

 

 

 

 

 

 

10

11

22

23

27

28

31

32

24

Max. load current

: 70mA/point

 

 

 

 

 

 

 

 

 

Max. common current

: 500mA

 

 

 

 

 

 

 

 

 

Leakage current when OFF : less than 0.1mA

Handling Precautions

Do not short-circuit the positive (+) terminal of the external power supply to terminals (5) to (8), (17) to (20), (10), (11), (22), (23), (27), (28), (31), and (32) on the DCP552. Doing so causes the open collector outputs to malfunction. (There is no short-circuit preventing circuit inside.)

When connecting a semiconductor load such as a programmable controller (sequencer), select a module in which the current directions match.

Use one made inoperative by the leakage current produced when the

digital outputs are shut off.

4-11

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Image 39
Honeywell DCP552 Mark II user manual Event Output Open Collector Output Connection, EV1 EV2 EV3 EV4 EV5 EV6 EV7 EV8