Danfoss MMIMYK Data sheet

Data Sheet

Programming key

Type MMIMYK

Electronic controller suitable for all HVAC/R software application needs.

MMIMYK is the advanced “all in one” device that performs up to three different functions:v

It has a bright graphic display and a keyboard that enable to configure the module to run several functions.

It has also a slot for SD/MMC card (Multi Media

Card) to extend the memory capacity.

Features:

• Full graphic OLED display, 128 x 64 dots resolution

• Easy connection to MCX CANbus network through telephone plug

• SD/MMC card slot for easy software upload and datalogging

• Modbus RS485 serial interface

• Powered by the MCX which it is connected to or the other way round

• Can execute an application like any MCX device

• Dimensions 105 x 72 mm

• Mounting DIN rail or portable

AI184586421031en-000701

Danfoss MMIMYK Data sheet

Programming key, type MMIMYK

Product speci€cation

General features

Table 1: General features

Features

Description

Power supply

From the MCX through the RJ12 telephone connector

 

12 V DC (from DC connector)

 

24 V AC SELV (from screw plug-in connector type pitch 3.5 mm): on this supply it is advisable to use a dedicated transform-

 

er 24 V AC - 10 V A. It is mandatory if MMIMYK is connected to devices without insulation between power supply and extra-

 

low voltage such as EXD316

 

From USB 2.0 (maximum 500 mA)

Plastic housing

DIN rail mounting complying with EN 60715

Ball test

125 °C according to IEC 60730-1

 

Leakage current: ≥250 V according to IEC 60112

Operating conditions

CE: -20T60, 90% RH non-condensing

Storage conditions

-30T80, 90% RH non-condensing

Integration

In Class I and / or II appliances

Index of protection

IP20 only on the front cover

Period of electric stress across insulat-

Long

ing parts

 

Resistance to heat and fire

Category D

Immunity against voltage surges

Category I

Software class and structure

Class A

 

 

Connection diagram

Figure 1: Connection ports of MYK

 

 

~24 V

 

 

 

 

 

 

 

 

 

 

If powered by 24 Vac then

 

~10 VA

 

 

 

 

 

 

 

 

 

 

it is mandatory to use

 

!

 

 

 

 

 

a dedicated transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER SUPPLY 12 V DC

POWER SUPPLY 24 V AC

 

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CANBus

RS485

12 VDC 24 VAC

R H L GND GND D+ D-

-

+

CAN

RS485

CAN-RJ

SD/MMC CARD

 

 

 

 

 

 

 

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MINI USB

© Danfoss | Climate Solutions | 2021.03

AI184586421031en-000701 | 2

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