Room thermostat insert with sensor connection, without extension input with sensor connection
for LB Management attachments item no.: .. 1790 D ..
for KNX RF attachments item no.: .. 10911 ST RF .., .. 10921 ST RF ..
Intended use
Switching electric underfloor heating and electrothermal actuators
Operation with room temperature controller attachment
Installation in device box with dimensions according to DIN 49073
Product features
Pulse width modulation (PWM) or two-point control (on/off)
Remote sensor (item no.: FF NTC, FF 7.8) can be connected
Input for switching to cooling mode
Interrupts the heating process after 60 minutes (Overheating protection of a heater)
Nominal voltage: AC 230 V ~
Mains frequency: 50/60 Hz
Standby power depending on the attachment: approx. 0.1 ... 0.5 W
Switching current 230 V AC1: 10 mA ... 16 A
Connected load: max. 3,600 W
Connection
single-wire: 1 x 0.5 ... 4.0 mm2 2 x 0.5 ... 2.5 mm2
fine-wire without wire end ferrule: 1 x 0.5 ... 4.0 mm2 2 x 0.5 ... 2.5 mm2
fine-wire with wire end ferrule: 1 x 0.5 ... 4.0 mm22 x 0.5 ... 1.5 mm2
Number of actuators: 1 ... 10
Ambient temperature: 5 ... +45 °C
| Property | Value |
| Mounting type: | Claw/screw fastening |
| Nominal voltage: | 230 V |
| Mounting type: | Flush-mounted |
| Load type: | ohmic load |
| Composition: | Basic element |
| Surface finish: | matt |
| Switching capacity HVAC: | 3.0 to 3600.0 W |
| Light value memory: | no |
| Material: | metal |
| Can be used with button: | no |
| Can be used with motion detector: | no |
| Extension input: | no |
| Can be used with radio button: | no |
| Can be used with IR button: | no |
| Can be used with presence detector: | no |
| Material quality: | other |
| Can be used with timer: | yes |
| Surface: | other |
| Version: | Relay |
| Rated current: | 16 A |
| Transparent: | no |
