LB-Management room thermostat display, CD series, black LB-Management room thermostat display, black
for room thermostat insert item no.: 1790 RTR
for switch inserts item nos.: 1701 SE, 1701 PSE, 1704 ESE
Intended use
Manual and time-controlled regulation of the room temperature
Operation with system insert for switching or room temperature control
Product features
Real glass front
6 sensor buttons
Timer with three memory areas, each memory area with comfort and ECO times for Mon-Fri and Sat-Sun
Setting of a comfort, ECO, cooling and frost protection temperature
Current time can be saved as a switching time, quick programming
Automatic summer/winter time change, can be switched off
Illuminated Segment display for easy readability
Operating lock
Heating optimization (temperature is reached at the set time), can be switched off
Adaptation to valves (open or closed when de-energized)
Cooling operation possible
Supports internal and external temperature sensors
Temperature drop detection (calling up the frost protection temperature when the window is opened)
Offset setting (correction value for the measured temperature)
Controller output mode: pulse width modulation (PWM) or two-point
Valve protection function (valve opens and closes once a week, Saturdays at 11 a.m.)
Interrupts the heating process for 5 minutes after 60 minutes
Heating / cooling, switching via input on the insert
Display switches off after 2 minutes, permanent display of actual / target temperature or current time possible
| Feature | Value |
| Color: | black |
| Connection: | other |
| With receiver: | no |
| Measuring range: | 5.0 to 30.0 °C |
| External sensor: | yes |
| With thermal feedback: | no |
| Heating: | yes |
| Number of heating outputs: | 1 |
| Number of cooling outputs: | 1 |
| Difference value: | -0.5 to 0.5 K |
| Difference adjustable: | no |
| Selector switch for heating and hot water with heating: | no |
| Sensor design: | Resistance sensor |
| Temperature readable: | yes |
| With display: | yes |
| Clock type: | Weekly clock |
| Clock design: | digital |
| Overtime switch: | no |
| Optimization: | yes |
| With drinking water circuit: | no |
| Operation: | Button |
| Weather-dependent control: | no |
| Number of switching programs: | 3 |
| Max. Contact voltage: | 230 V |
| Max. contact load: | 16 A |
| Protection class (IP): | IP20 |
| Explosion-proof: | no |
| RAL number: | 9005 |
| Width: | 55 mm |
| Height: | 55 mm |
| Power consumption in standby mode (solstandby): | 0.4 W |
