ARTHUR HOLM AH22D116A2F User Manual - Page 12

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User manual

Input Connectors

12V›D.C.:›Power›supply›input›connector.›XLR-4›connector:

1,2:›Ground

3,4:›12Vdc

GPI:›Monitor›external›contact›close›control.›SubD9›female.

1.› GPI1›+

2.› GPI1›–

3.› GPI2›+

4.› GPI2›–

5.› GPI3›–

6.› GPI3›+

7.› N.C.

8.› +12Vdc›(600mA›max.)

9.› Ground

Use›GPI1›(1:12Vdc,›2:›Ground)›to›open›the›monitor.

Use›GPI3›(6:12Vdc,›5:›Ground)›to›close›the›monitor.

Termination:›Activate›(ON)›the›termination›only›in›the›last›monitor›of›the›RS422›bus.

AHnet:›RJ45›CAT5›connector›for›addressable›RS422›control.›There›is›a›loop›through›connector›to›use›as› › RS422›output›signal.›

Up›to›30›monitors›can›be›connected›to›the›same›RS422›bus.

SERVICE:› › Used›for›firmware›upgrade.

Input Connections