Danfoss MMIGRS2 Operating guide

Operating Guide

How to configure an MMIGRS2 display

with MCX, EKE or AK-PC

1. Physical connection of the
display

The connection can be made using a Danfoss telephone cable (codes 080G0075 and 080G0076), or
with specific cables at the terminals.

Telephone cable connection: It is not necessary to turn on the power separately from the display.

Connect only the telephone cable to the display and the controller and insert the jumpers between
terminals H and R on both sides, as shown in the figure:

Connection by own cables: it is necessary to connect separate power to the display.

Connect the cables to the display and the controller and insert the jumpers between terminals H and
R on both sides, as shown in the figure:

© Danfoss | Climate Solutions | 2021.06

AQ380717962730en-000101 | 1

Danf
already on order pro
All trademarks in this material are property of the respec

2. Configure the MMIGRS2
display with MCX, EKE or
AK-PC

After turning on and connecting the display, follow these steps:

Press and hold the X and • of the MCX keyboard
until it enters the BIOS:

Go to the CAN sub-menu and enter "ACTIVE
NODES":

If you see an “L” and the number “1” in the diagram, the display is online with the controller.

This diagram shows that the address display 126 is online with the controller address 1.

This menu shows that the display found a device on the network.

The equipment address that the display found is corresponding to the location where the number 1
appears. In image A, the equipment found is with address 1. In image B, it has address 10.

The equipment address (MCX, EKE or AK-PC can be changed).

oss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products

vided that such alterations can be made without subsequential changes being necessary eady agreed.

© Danfoss | Climate Solutions | 2021.06

Image A Image B

When the previous steps are OK and the display
recognizes the controller, go to the home menu
and find the option "MCX SELECTION":

tive companies. Danfoss and the Danfoss logotype are trademarks of Danfoss A/S. All rights reserved.

Select "MAN SELECTION" and enter the address
of the equipment to which the display is
connected (network address).

AQ380717962730en-000101 | 2