Horner-apg Text OCS OCS110 Manual do Utilizador descarregar pdf (Página 3)

MAN0416-04 26 JUL 2004 PAGE 3

2.2.2 CAN / DeviceNet Network Port and Wiring

a. Network Connector

Table 3 – CAN Port Pins

Pin Signal Description

1 V- Power -

2 CN_L Signal -

3 SHLD Shield

4 CN_H Signal +

5 V+ Power +

Figure 4– Network Connector Figure 5– As viewed at the OCS

b. Grounding

Figure 6– Grounding Method

(OCS shown in this example.)

V+

CN_H

SHLD

CN_L

V-

1 2 3 4 5

V-

CN_L

SHLD

CN_H

V+

1 2 3 4 5

Warning: To provide maximum noise immunity and to ensure minimum EMI radiation, the V-

signal (DC power return) need to be connected to earth ground at the power supply. The user must

ensure that the power supply selected is compatible with this method of grounding.

DC Power

Supply

+ -

OCS

Frame

(Earth)

Ground

Connect DC V- to earth ground at the power supply.

1 2 3 4 5 6

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