Technical data

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2012

Floor temperature controller with timer

BTU 401UN

BTU 300 AN

BRTU 101UN

Order reference Art.-no. Features Width x Height x Depth

BTU 401 UN 355470

Electronic floor temperature controller with digital weekly timer for under-

floor heating systems in flat switch mounting frame for flush mounting;

floor temperature sensor (standard NTC sensor, 4 m connection cable

length, sensor element Ø 7 x 28 mm), can be installed in virtually all flat

switch programs using an adapter element (50 x 50 mm according to

DIN 49075) provided by the flat switch program manufacturer; switching

capacity 230 V AC/16 (2) A (NO contact); control range 10–50 °C; LCD indica-

ting status and operating mode; temperature setting in 0.5 K increments;

3 time programs programmable (1, 2 or 3 heating period intervals); indi-

vidual allocation of weekday and time program; 4 operating modes can

be selected (frost protection/lowering temperature/comfort temperature/

timer program); programmable temperature range limitation; sensor moni-

toring; colour alpine white; IP30.

81 x 85 x 16

BTU 300 AN 355460

Electronic floor temperature controller with remote sensor and weekly

timer, programming of heating-up and lowering times by means of graphic

representation of the control elements on the display (shortest switching

time 15min.), lowering temperature can be adjusted, ON/OFF, Holiday, Party,

Mode, and Information buttons, automatic summer/winter time setting

with leap year function, switching capacity 230 V/13 (2) A, control range

10–40 °C, incl. standard NTC sensor, 4 m connection cable length, diame-

ter approx. 8 mm, colour alpine white, degree of protection IP30, surface

mounting.

110 x 111 x 26

BRTU 101UN 363960

Electronic flush-mounted floor temperature controller (2-point) for

electronic or hot water heating systems (de-energised closed actuators)

with digital weekly timer for programming individual comfort and lowering

times. Can be used in almost all flat switch programmes using an adaptor

element. Software switching option for using a floor temperature or room

temperature controller or as a room temperature controller with floor

temperature limiter. Switching capacity ~230 V / 10 (2) A, room temperature

range 5–30 °C, floor temperature 10–42 °C, setting in 0.5 K increments.

Frost protection function and lowering temperature setting. NTC-2 remote

sensor, colour white.

81 x 85 x 46

Discontinuation: BTU 401 UN

BTU 401 UN 355470 4015627355477

BTU 300 AN 355460 4015627355460

BRTU 101UN 363960 4015627363960

Control and regulation devices

Room temperature controller with floor temperature

monitoring

RTW 401UN

RTWU 401UN

Order reference Art.-no. Features Width x Height x Depth

RTW 401 UN 355540

Electronic room temperature controller with electronic floor tempera-

ture monitoring and floor temperature sensor (standard NTC sensor, 4 m

connection cable length, sensor element Ø 7 x 28 mm), with flat switch

mounting frame for flush mounting as standard, can be installed in virtually

all flat switch programs using an adapter element (50 x 50 mm according

to DIN 49075) provided by the flat switch program manufacturer, switching

capacity 230 V AC/10 (2) A (NO contact), setting ranges: room temperature

5–30 °C, floor temperature 20–60 °C, thermostat dial, temperature range

limitation integrated in the casing cover, ON/OFF program switch, LED

display for heating operation, remote temperature lowering (approx. 5 K),

sensor monitoring, adjustable load correction, colour alpine white, IP30, for

use with fringe area supplementary heating and underfloor direct heating.

Depth 16 mm when mounted in flush box.

81 x 85 x 16

RTWU 401 UN 355550

Electronic room temperature controller with digital weekly timer with elec-

tronic floor temperature monitoring, floor temperature sensor (standard

NTC sensor, 4 m cable length, sensor element Ø 7 x 28 mm), with flat switch

mounting frame for flush mounting as standard, can be installed in virtually

all flat switch programs using an adapter element (50 x 50 mm according

to DIN 49075) provided by the flat switch program manufacturer, LCD indi-

cating status and operating mode, temperature setting in 0.5 K increments,

3 time programs (1, 2 or 3 heating period intervals), individual allocation

of weekday and time program, 4 operating modes can be selected (frost

protection/lowering temperature/comfort temperature/timer program),

programmable temperature range limitation, sensor monitoring, switching

capacity 230 V AC/10 (2) A (NO contact), setting ranges: room temperature

5–30 °C, floor temperature 20–60 °C, sensor monitoring, adjustable load and

temperature correction, colour alpine white, IP30, for use with fringe area

supplementary heating and underfloor direct heating.

81 x 85 x 45