MI-HEAT C16 Digital Thermostat User Manual

: June 12, 2024
: MI-HEAT

Table of Contents

Digital Thermostat C16
References
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Digital Thermostat C16

MI-HEAT C16 Digital Thermostat

Range of application

The thermostat is used to control water-based underfloor heating systems, electric underfloor heating or other electric heating devices.

Safety instructions and measures

Please read these operating manual carefully before using the product for the first time.
Use the product strictly as intended, as described in the operating instructions.
To avoid electric shock, never immerse the unit in water or other liquids.
Make sure that the main voltage in your home matches the operating voltage indicated on the rating plate.
This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and/or knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not play with the appliance.
Do not use the appliance if there is obvious damage, for example to the casing or the electrical components or contacts.

All relevant settings for smooth operation are made in the menu. To enter the main menu, press the main button “ ” to turn on the thermostat and immediately after the menu button “ ” for 1 second. You are now in the main menu. If the Thermostat was in the ON state, it must be turned Off and ON again. You can switch tot he next menupoint whit the menu button “ ” . The settings can be adjusted or changed whit the UP/DOWN buttons. If a change is not desired, the menu button can be used to switch tot he next item.

Display		Adjustable range	Factory settings
AdJ	Temperature offset	-5 – 5C°	-2,5C°

Mittels eines Offsets lässt sich die tatsächliche Temperatur einstellen.
PrG| The weekly program| 5+2/ 6+1/ 7| 5 +2
5+2 Monday to Friday have the same weekly program, as well as Saturday and Sunday
6+1 Mondy to Saturday have the same weekly program, Sunday has a weekly program on his own.
7 Monday to Sunday have the same weekly progam
LtP| Frost protection function| ON / OFF| OFF
Eine Frostschutzfunktion hält einen voreingestellten Temperaturwert
Sen| Sensor-settings
The desired area of application is defined here| IN – Internal sensor
Out – External sensor
ALL – both sensors| Internal-sensor
Internal sensor (IN): is for operation when measurement is to be made only via the room sensor.
External sensor (OUT): is for operation when measurement is to be made only via the floor sensor.
Beide Sensoren (ALL): is for operation with both sensors, the floor sensor has priority.
Top| Temperature range from External sensor| 20-60C°| 25C°
| |
dt0| Hysteresis Internal sensor| 0,5-4C°| 1C°
Switching hysteresis, is the C° value in which the temperature range may move.
dt1| Hysteresis external sensor| 0,5-5C°| 3C°
Switching hysteresis, is the C° value in which the temperature range may move. For example, if the desired temperature is set to 21C° and the hysteresis is set to 3C°, the thermostat would turn on at about 19.5C° and turn off at 22.5C°.
bL| Backlight| On – always
Off – on for 5 seconds| Off
The desired illumination time of the display
Sat| State after voltage recovery | Off – Off
On – last state| Off
Desired state after a power failure
deF| Restore factory settings| |

Settings and date/time of day

A long press of the clock button “ ” takes you to the date/time menu.

Set the day of the week at the top of the screen, 1 for Monday, 2 for Tuesday and so on. Press the “ ” button again to enter the hour menu. You can change the settings whit the UP/DOWN arrow-buttons. Confirmation is made with the “ ” button.

Heating mode

The menu button “ ” (thermostat in ON mode) allows to select the heating mode between auto and manual. If Auto mode is selected, the left edge of the screen will show “WEEK” active. The “WEEK” display changes to “STAGE” every few seconds. “STAGE” shows the current heating period of the day and the preset temperature.

Programming a weekly program for the Auto mode

A set weekly program enables heating of the living rooms according to demand. This is stored in the thermostat and remains even after a power failure.

The desired day sequence is stored in the main menu under the menu item “PrG” (see table above). A long press (5 seconds) of the menu button “ ” (operating state of the thermostat On) takes you to the programming menu for the Auto mode. Use the up / down arrow keys to set the first heating phase, hours and minutes. This is confirmed by pressing the menu button again. You will then be prompted to enter the desired temperature. 6 switching points per day sequence can be set.

5+2 mode	ID	P1	P2	P3	P4	P5	P6
Monday to Friday	Start time	06:00	08:00	11:30	12:30	17:00	22:00
Set value	22°C	15°C	15°C	15°C	22°C	15°C
Saturday to Sunday	Start time	06:00	08:00	11:30	12:30	17:00	22:00
Set value	22°C	15°C	15°C	15°C	22°C	15°C

Child lock

The child lock is activated and deactivated by pressing the “ ” and “ ” keys for 2 seconds.

Scope of delivery: 1x Thermostat with backlight
1x 3m Sensor cable
2x Mounting accessories
1x Instruction manual

The device may only be installed by a qualified electrician in accordance with the wiring diagram. The existing safety regulations must be observed. To achieve protection class II, appropriate installation measures must be taken, see VDE0100. This independently mountable device is used only to control the temperature in exclusively dry rooms with usual environment.

Note:
The application-related device combination of the room thermostat C16 is to be used exclusively with the external temperature sensor
(sensor) 10kOhm to be used. If the room thermostat is used with another sensor (from a different manufacturer), any warranty will be voided.

ac in:85-250v
Imax 16A
H3 WIRE DIGRAM
LOAD
extra sensor

Technical data

Power supply	230 V AC ± 10% 50/60 Hz
Maximum switching capacity	3600W 16 A
Internal sensor setting	5-35° C (programmable)
Internal sensor measuring range	0 – 40° C
External sensor measuring range	0 – 90° C
Display type	LCD screen, illuminated
Inside sensor	NTC B = 3380 10k @ 25° C
Extra sensor	Length = 3M NTC B 3380 10k @ 25° C
Units setting	0,5° C / Step
Display accuracy	0,1° C
Certification	CE

Disposal note

Do not dispose of this appliance in household waste! Electronic devices must be disposed of in accordance with the Waste Electrical and Electronic Equipment Directive via the local collection points for waste electronic equipment.

Note on conformity

The CE mark is an over-the-counter mark that is addressed exclusively to the authorities and does not imply any assurance of properties.

All rights reserved. No part of this manual may be reproduced or duplicated in any form without the written consent of the publisher. It is possible that this manual contains typographical defects or printing errors. We accept no liability for errors of a technical or printing nature and their consequences.

Mi-Heat Heizsysteme GmbH
Ol Streek 39a
26607 Aurich
Germany
Internet: mi-heat.com
E-Mail: info@infrarot-fussboden.de

Mi-Heat Heizsysteme GmbH
Ol Streek 39a | 26607 Aurich | Deutschland
Tel.: +49 (0) 4941-6971930 | Web: mi-heat.de | Mail: info@infrarot-fussboden.de