Danfoss DEVIreg 316 Operating guide

Installation Guide
DEVIreg™ 316
Electronic Thermostat
www.DEVI.com
The English language is used for the original instructions. Other languages are a translation of the original instructions. (Directive 2006/42/EC)
DEVIreg™ 316

Table of Contents

2 Mounting Instructions ......... 6
3 Settings ................. 8
4 Warranty ................. 10
5 Disposal Instruction .......... 10

1 Introduction

DEVIreg™ 316 is an electronic thermostat to be installed in electric cabinets with DIN rail attachment. The thermostat must be installed via an all-pole disconnection switch. DEVIreg™ 316 applies to the control of room temperature, floor temperature, ventilation, cooling or to the control of snow melting in gutters and similar installations.
For measuring purposes either a wire sensor or an external air sensor is used.
1.1 Technical Specifications ..... 4
1.2 Safety Instructions ........ 5
3.1 Hysteresis ............. 8
3.2 Minimum Temperature Limiter 9
3.3 Temperature Set-back ...... 10
Installation Guide 3
DEVIreg™ 316
The thermostat has a button to adjust the temperature set­ting with a scale from -10°C to +50°C . An LED indicator shows standby periods (green light) and heating periods (red light).
More information on this product can also be found at: devireg.devi.com

1.1 Technical Specifications

Operation voltage 220-240V~, 50Hz Standby power consumption Max 0.25W Relay: Resistive load
Inductive load Sensing units NTC 15kOhm at 25°C Sensing values: 0°C
25°C 50°C
Hysteresis 0 to 6°C Ambient temperature 10°C to +45°C Lowering in economy periods 0 to 8°C Temperature range -10°C to +50°C
Max 16A / 3680W @ 230V cos φ= 0.3 max1A
42kOhm 15kOhm 6kOhm
4 Installation Guide
DEVIreg™ 316
Minimum temperature range -10°C to +5°C Cable specification max
1x4mm2 or 2x2,5mm Ball pressure temperature 75°C Pollution degree 2 (domestic use) Type 1B Storage temperature -20°C to +65°C IP class 30 Protection class
Class II ­Dimensions 86 x 36 x 58mm Weight 180g
The product complies with the EN/IEC Standard "Automatic electrical controls for household and similar use":
EN/IEC 60730-1 (general)
EN/IEC 60730-2-9 (thermostat)

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 in connection with a wooden floor or similar material, always use a floor sensor and never set the maximum floor temperature to more than 35°C.
2
Installation Guide 5
DEVIreg™ 316
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. Always connect the thermostat to continuous power
supply. Do not expose the thermostat to moisture, water, dust,
and excessive heat.

2 Mounting Instructions

Please observe the following placement guidelines:
Install the thermostat in an electric cabinet with DIN
rail attachment or a separate DIN attachment accord­ing to local regulation on IP classes.
Do not place the thermostat in a way that it will be ex-
posed to direct sunlight.
Follow the steps below to mount the thermostat:
1. Click the thermostat on to the DIN rail attachment.
6 Installation Guide
IP20
-10T50
D316
121110987
L
654321
N
Mains
220-240V~
250V~
16 (1) A
SensorMin.
Danfoss A/S
Ulvehavevej 61 7100 Vejle Denmark
DEVIreg™ 316
2. Connect the thermostat according to the connection
diagram.
The screen of the heating cable must be connected to
the earth conductor of the power supply cable by us­ing a separate connector.
Note: When you use the wire sensor for floor heating, always install the sensor in a conduit.
3. Turn on the power supply.
Protective separation
The thermostat is designed so that the sensor circuit is gal­vanically separated from the high voltage part which means that the sensor part is regarded as a low voltage part.
Installation Guide 7
DEVIreg™ 316

3 Settings

A Night set-back B Minimum tempera-
ture limiter
C Hysteresis

3.1 Hysteresis

When the thermostat is used to apply with either heating systems or refrigerating systems, and the requested tem­perature is between -10°C to +50°C, then it is recommenda­ble also to adjust the hysteresis C according to the reques­ted regulating range.
As an example if the temperature is set at 18°C and the hys­teresis at 3°C the thermostat will switch on at 18°C and off at 21°C.
For controlling of room temperature the Hysteresis is rec­ommended to the set point of 1°C.
8 Installation Guide
DEVIreg™ 316

3.2 Minimum Temperature Limiter

When the thermostat is used in connection with snow and ice melting systems, it is recommendable also to use and adjust the minimum temperature limiter (B) which ensures both an upper and lower temperature range in between which the thermostat allows the system to heat.
The requested maximum temperature range has to be be­tween -10°C to +50°C and the requested minimum temper­ature range has to be between -10°C to +5°C.
An link between terminal 9+10 must be connected to acti­vate the use of the minimum temperature feature when the thermostat controls snow and ice melting in gutters, valley gutters and down pipes, where the waste of unnec­essary energy must be avoided. In particular by extremely cold weather where flowing water or moisture does not oc­cur.
When the temperature drops below the minimum temper­ature set value, the thermostat stops heating and the LED indicator turns yellow.
When the temperature exceeds the maximum temperature setting, the thermostat stops heating and both the indica­tor for minimum and maximum temperature disappears.
Installation Guide 9
DEVIreg™ 316

3.3 Temperature Set-back

By connecting an external timer to terminals 4 and 6, the thermostat can be set to reduce the temperature by 0°C to 8°C (A).

4 Warranty

5 Disposal Instruction

10 Installation Guide
DEVIreg™ 316
Danfoss A/S Electric Heating Systems Ulvehavevej 61 7100 Vejle Denmark Phone: +45 7488 8500 Fax: +45 7488 8501 E-mail: EH@DEVI.com www.DEVI.com
Danfoss 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 already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed. All trademarks in this material are property of the respective companies. DEVI and the DEVI logo­type are trademarks of Danfoss A/S. All rights reserved.
08095512 & VICKF402 Produced by Danfoss © 06/2012
Product Documentation
5 7 0 3 4 6 6 2 0 9 2 4 0
DK EL 7224215331
SE EL 8581194
NO EL 5491480
220-240V~
50-60Hz~
-10 to +50°C
ECO Set back 0-8°C
DEVIreg 316 -10<>+50°
140F1075
16A/3680W@230V~
FI SSTL 3531017
Designed in Denmark for Danfoss A/S
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