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Features

RTL-TH DIGITAL

Regulation Box

Room temperature regulation

Return flow temperature limitation

10 - 50 °C

Room temperature controller

Ventilation

Flowmeter

Electro-thermal actuator

“easy-connect” plug-in connection

2. Area of Application

Heating systems

For combined radiator-surface heatings the RTL-TH 

DIGITAL Regulation Box is used for the 

room tempe-

rature-dependent regulation

 of the surface heating 

while limiting the return flow temperature

.

3. Technical Description

The 

regulation box

 consists of a wall insulation

box with a pre-mounted valve module, an electro-

thermal actuator, a protective cap, an air vent plug, 

a flowmeter for measuring and regulating the volu-

me flow and a wall cover.

The 

valve module

 is provided with a 3/4“ male

thread (Euro taper) for a connection via Simplex

compression adapter on the pipe side.

The valve is comfortable activated with the 

room 

temperature controller 

RTL-TH DIGITAL.

 

This programmable temperature controller allows 

programming switching events (up to 9 per day) and 

temperatures according to personal needs. After 

installation the device automatically shows the time 

of day and the room temperature.

In 

AUTO

 mode, the heater will be automatically acti-

vated according to programmed time and tempera-

ture. Program 1 is the default pre-set program (see 8. 

room temperature controller).

Room temperature will be regulated based on the 

Work on heating systems must only be done by qualified

professional personnel and in accordance with the 

respective applicable regulations, guidelines and rules of 

engineering.

Refer in particular to: 

DIN EN 1264: 

Surface integrated heating and cooling 

systems

DIN EN 12828: 

Heating systems in buildings 

DIN 18 380: 

Heating systems and central hot water

heating systems

VDE 0100: 

Creating low voltage systems

VDI 2035: 

Scale formation in domestic water heating 

systems and water heating systems

BGV: 

German Professional Association Regulations

(accident prevention regulations)

DIN = The German Institute for Standardisation

EN = European Standards

VDE = German Association for Electrical, Electronic &  

Information Technologies

VDI = Association of German Engineers

Installation and Operating Instructions

RTL-TH DIGITAL

Regulation Box

EN

1. Features

Summary of Contents for RTL-TH DIGITAL

Page 1: ...per day and temperatures according to personal needs After installation the device automatically shows the time of day and the room temperature In AUTO mode the heater will be automatically acti vated according to programmed time and tempera ture Program 1 is the default pre set program see 8 room temperature controller Room temperature will be regulated based on the Work on heating systems must o...

Page 2: ... or bathtubs 1 The regulation box has to be arranged outside of the zones 0 1 and 2 in conformity with DIN VDE 0100 701 to prevent contact with splashing water Prepare the insulation box for the mounting by inserting the fixing clips from the backside into the drill holes at the corner points of the box and securing them with the supplied screws so that they cannot fall out 2 The fixing clips are ...

Page 3: ...d in compli ance with all applicable safety regulations To maintain compliance with Protection Class II user access to the rear of the device must be pre vented This electronic device is an independently moun ted regulation It is used to control the temperature only in dry and cloesed rooms under normal envi ronmental conditions It conforms to EN 60730 and works according to operating principle 1C...

Page 4: ...g screw 6c Eletcric Connection Remove the splash guard for connecting terminal in the box 7a Caution Disconnect electric circuit from supply Connecting according to wiring diagram For solid and flexible wires 1 2 5 mm2 The return temperature sensor plug 3 and 4 on the regulation box can be connected by using a 2 lead cable suitable for 230 V up to 50 m Avoid laying sensor cable alongside power cab...

Page 5: ...Cable layout 0 5 mm 2 lead Actuator Connection thread M 30 x 1 5 Rated voltage 230 V Maximum switch on 0 5 A Continuous output 2 5 3 W Design normally closed Degree of protection Protection class IP42 II Overtension protection Position indication present 6 Ventilation The system can be ventilated as necessary using the ventilation valve installed 7 Flowmeter Flowmeter regulating valve for the regu...

Page 6: ... 10 sec Holiday Mode date from until can be set Timer Party specific temperature for configurable duration Energy consumption display heating on time cost for last 2 days week month year Energy cost per hour configurable Frost protection Range limits for adjusting max and min temp Access protection Operating language can be selected Valve protection Adaptation to valves normally open or normally c...

Page 7: ...the new desired temperature The program will then continue to run as normal Selecting pre set setting times programs Press key 1 to return to the menu Press key 3 six times until the menu option USER SETTINGS appears Press key 4 OK to select this sub menu This will bring up menu option 6 1 SELECTPROGRAM Press key 4 to select the menu Select the desired program 1 to 3 with keys 2 or 3 and confirm w...

Page 8: ... to Friday Events 1 2 3 4 5 6 Time 06 00 08 30 12 00 14 00 17 00 22 00 Temperature C 21 0 18 0 21 0 18 0 21 0 15 0 Saturday and Sunday Events 1 2 Time 07 00 23 00 22 00 Temperature C 21 0 15 0 6 00 h 8 00 h 10 00 h 12 00 h 14 00 h 16 00 h 18 00 h 20 00 h 22 00 h Mo Fr Sa So 23 00 22 00 23 00 for Saturday Program 3 Monday to Friday Events 1 2 3 4 Time 06 00 08 30 17 00 22 00 Temperature C 21 0 18 0...

Page 9: ...ee G1 Use keys to change temperature until next switching event OK C MAN The temperature will be controlled continuously according to the tem perature set in this menu Use key to change temperature OK D TIMER The temperature will be controlled temporarily according to the hours and temperature set in this menu On terminating TIMER mode the pre viously active mode will be re activated HOLIDAY termi...

Page 10: ... Key Lock Protect controller against unauthorised use Re activate via code 93 NO 7 Room temperature limits min max Limits the temperature which can be set by the user If both values are the same no adjustment is possible This affects AUTO MAN HOL TIMER AT HOME EVENT SETTING G2 The active program mode will not be affected automatically 5 30 C 8 Cost Hr for Energy The assumed energy cost per hour in...

Page 11: ...0 00 h in the morning 3 min OFF 1 10 6 Frost protection Set frost protection temperature Only if controller is switched OFF the temperature will be controlled to that value see G4 5 C OFF 5 30 7 Optimum start The set temperature will be reached at the time specified in the pro gram During pre heating time AUTO_ will be displayed YES 8 Valves NO If valves normally open have to be used NO 9 Energy c...

Page 12: ...located on the printed circuit board inside this product can be removed at the end of the product life by professional personnel only A B C D E F G H I K G 3 4 a 50 211 197 27 156 138 64 210 270 Data in mm 02 2019 The illustrations are symbolic and may differ from the res pective product Errors and technical changes reserved wall box wall box Simplex Armaturen Systeme GmbH Isnyer Straße 28 Tel 49 ...

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