Omega Engineering OMR-6520 manual Install a New OMR to a Existing Network, Initialization Wiring

Initialization Wiring

	OMR-6520
	RS-232/RS-485
Host
	Converter
Computer

New

OMR module

RS-232

Local Power Supply +10 V to +30 V

+Vs GND

DATA +

DATA -

+Vs GND

DATA+

DATA - Default*

+Vs GND

Figure 4-1 Layout for Configuring the OMR module

4.2Install a New OMR to a Existing Network

Equipments for Install a New Module

∙A existing OMR network

∙New OMR modules.

∙DC Power supply (+10 to +30 VDC).

Installing Procedure

1.Configure the new OMR module according the initialization procedure in section 4.1.

2.The baud rate and check-sum status must be identity with the existing RS-485 network. The address ID must not be conflict with other OMR modules.

3.Power off the OMR local power supply of the existing RS-485 network.

4.Power off the host computer.

5.Add the new module to the existing RS-485 network.

6.Power on the host computer.

7.Power on the OMR local power supply.

8.Use the OMR administration utility to check entire network.

Install a Brand-New OMR 4-3