Moxa Technologies DA-710 Series Manuel d'utilisateur télécharger pdf (Page 21)

DA-710 Series HW User’s Manual Hardware Installation

Power Input Wiring Description

Refer to the following section for detailed power input wiring descriptions.

Terminal

Number

Description Note

1 PWR1 Line/ DC +

PWR1 Line / DC + is connected to the positive (+) terminal

if the power source is DC and to the Line terminal if the

power source is AC.

2 PWR1 Neutral / DC -

PWR1 Neutral / DC - is connected to the negative (-)

terminal if the power source is DC and to the Neutral

terminal if the power source is AC.

3 PWR1 Surge Ground

PWR1 Surge Ground is connected to the Chassis Ground

terminal via a jumper on the terminal block. Surge Ground

is used as the ground conductor for all surge and transient

suppression circuitry. NOTE: Surge Ground must be

disconnected from Chassis Ground during HIPOT

(dielectric strength) testing.

4 Chassis Ground

Chassis Ground is connected to the Safety Ground terminal

for AC inputs or the equipment ground bus for DC inputs.

Chassis ground connects to both power supply surge grounds

via a removable jumper.

5 NC

No function

6 NC

No function

7 Chassis Ground

Chassis Ground is connected to the Safety Ground terminal

for AC inputs or the equipment ground bus for DC inputs.

Chassis ground connects to both power supply surge grounds

via a removable jumper.

8 PWR2 Surge Ground

PWR2 Surge Ground is connected to the Chassis Ground

terminal via a jumper on the terminal block. Surge Ground is

used as the ground conductor for all surge and transient

suppression circuitry. NOTE: Surge Ground must be

disconnected from Chassis Ground during HIPOT

2-8

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Moxa Technologies DA-710 Series Manuel d'utilisateur Page 21