Bus clock thermo-hygrostat with display for connection to the RS485 bus gateway BGW14. For individual installation or installation in the E-Design55 switch system. 80x80mm, 14mm high. Installation depth 33mm. With adjustable day and night target temperatures and target humidity. Display illuminated. Preset and ready for use. Data is transmitted via the 4-wire bus and power is supplied with a 12V DC switching power supply. Stand-by loss only 0.1 watt.