Kramer-electronics RC-53DLC Manuel d'utilisateur télécharger pdf (Page 8)

Defining the RC-53DLC

Figure 2 and Table 2 define the RC-53DLC rear panel.

Figure 2: RC-53DLC US Version – Rear Panel

Table 2: RC-53DLC US Version – Rear Panel Features

Feature

Function

Program USB Connector

Connect to a computer for firmware upgrade

Grounding Screw

Connect to grounding wire (see Section 4.3)

RS-232 Terminal Block

For factory use only

K-NET Terminal Block

Connect the GND to the Ground connection

, connect B (-) and

A (+) to RS-485, and connect +12V to +12V on the companion

unit

K-NET Terminal Block

PROG Switch

For technical support use only (should be set to the left in the

direction of the arrow for normal operation)

When the unit is connected via K-NET to a Master Room Controller, you can upgrade the firmware via the USB or ETH ports of the

Master Room Controller

The ground connection is sometimes connected to the shield of the RS-485 cable (in most applications, it is not connected)

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Kramer-electronics RC-53DLC Manuel d'utilisateur Page 8