Danfoss ECtemp 535 Operating guide

MAKING MODERN LIVING POSSIBLE
Installation Guide
ECtemp 535
Electronic Thermostat
www.EH.danfoss.com
ECtemp 535

Table of Contents

1 Introduction ............... 3
2 Mounting Instructions ......... 7
3 Settings ................. 11
4 Warranty ................. 15
5 Disposal Instruction .......... 16

1 Introduction

ECtemp 535 is an electronic timer temperature controller, specially designed for floor heating systems. The thermo­stat is provided with a room sensor to control the room temperature and an additional floor sensor to limit the maximum floor temperature. The thermostat can be either flush-mounted or surface-mounted.
Once set, the thermostat will automatically adjust the heat to meet your comfort requirements by measuring the floor temperature and combining it with the measured air tem­perature regardless of changing weather conditions.
1.1 Technical Specifications ..... 4
Installation Guide 3
ECtemp 535
The thermostat has buttons for adjusting the temperature setting, and a LED indicator showing standby periods (green light) and heating periods (red light).
More information on this product can also be found at: ectemp.danfoss.com

1.1 Technical Specifications

Operation voltage 220-240V~, 50Hz Standby power con-
sumption Relay:
Resistive load Inductive load
Sensing units NTC 15kOhm at 25°C Sensing values:
0°C 25°C 50°C
Hysteresis ± 0.2°C with room sensor
Ambient temperature -10°C to +30°C Frost protection temp. 5°C -
Max 0.30W
Max 15A / 3450W @ 230V cos φ= 0.3 max 1A
42kOhm 15kOhm 6kOhm
± 0.4°C with floor sensor only
4 Installation Guide
ECtemp 535
Temperature range 5-35°C with room sensor
5-45°C with floor sensor only Floor max 20-50°C Floor min 10-35°C, when instal­led with combination of room
and floor sensor Cable specification max Ball pressure tempera-
1x4mm2 or 2x2,5mm
75°C
2
ture Pollution degree 2 (domestic use) Type 1C Storage temperature -20°C to +65°C IP class 31 Protection class
Class II ­Dimensions 85 x 85 x 54mm (in-wall depth:
24mm) Weight 107g
The product complies with the EN/IEC Standard "Automatic electrical controls for household and similar use":
EN/IEC 60730-1 (general)
EN/IEC 60730-2-7 (timer)
EN/IEC 60730-2-9 (thermostat)
Installation Guide 5
ECtemp 535

1.2 Safety Instructions

Make sure the mains supply to the thermostat is turned off before installation.
IMPORTANT: When the thermostat is used to control a floor heating element according to "Household and similar electrical appliances - Safety - EN/IEC 60335-1 : General re­quirements" and "EN/IEC 60335-2-96: Particular require­ments for flexible sheet heating elements for room heating ", always use a floor sensor and never set the maximum floor temperature to more than 35°C.
Please also note the following:
The installation of the thermostat must be done by an
authorized and qualified installer according to local regulations.
The thermostat must be connected to a power supply
via an all-pole disconnection switch. The sensor is to be considered as live voltage. Have
this in mind if the sensor must be extended. Always connect the thermostat to continuous power
supply. Do not expose the thermostat to moisture, water, dust,
and excessive heat.
6 Installation Guide
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