There is a choice of 1, 2 or 3 heating / cooling periods. With the 7-day program, all individual days, working days (1-5), weekend (6-7), or theДЇor each heating / cooling period, 3 different switching patterns are available. With which the switching program is not used. It is also possible to select one of the continuous operating modes The switching program can be used as a 7-day or 24-hour program, depending on To adjust heating / cooling period, select 24-hour operating mode and adjust time program and desired temperature setpoint by roller selector.Дў4-hour operating mode is maintained until another operating mode is selected. The controller operates in 24-hour operating mode according an individually adjustableДў4-hour program with 1 heating / cooling period. If it falls (rises) below (above) the adjusted setpoint, control to the adjusted frost In frost or overtemperature protection mode, the room temperature is constantly monitored. Setpoint of economy mode is the same in automatic and continuous operation. In automatic operating modes, the temperature setpoints can be individually adjustedДЇor every comfort period and for the continuous operating modes. PID mode, switching cycle 6 or 12 minutes

Optimum start control for the first heating period 99Дefault setting is 12 вЊ for heating and 30 вЊ for Selection of the heating / cooling periodвЂ™s temperature setpointД®ntry of holidays or periods of absence. Selection of the heating / cooling periodвЂ™s start and end time Menu-driven user settings: 4 main menus are available The selection is automatically reset when the next switching point is reached or when the operating , this button can be used to manually switchДЇrom comfort to economy temperature, or vice versa. It can be readjusted in increments of 0.2 вЊ (max. Press the + or вЂ“ button once to display the adjusted temperature setpoint. (change only active until the next switching point is reached) Temporary change of the current setpoint temperature (heating or cooling period is individually adjustable) Selection of operating mode (only one operating mode active)Дў4-hour mode with one heating or cooling period Previously active (settings currently displayed will be accepted)Д¬hange batteries (display appears about 3 months before batteries are exhausted) Leaving the current menu level and returning to the menu level Roller selector for the menu, submenu and the settings The controller / transmitter REV23.03RF is supplied complete with batteries. When ordering, please give the type references according to В«Type summaryВ». Room temperature controller (transmitter) and support Room temperature controller (transmitter), receiver (switching unit) Optimum start control with the first heating period One 24-hour operating mode with one heating or cooling periodДЇrost protection or overtemperature protection PID control with self-learning or selectable switching cycleДЄutomatic mode with 7-day switching program for 24-hour, working day, weekend orД§-day operation with up to 3 heating or cooling periods per dayД®ach heating or cooling period has its own temperature setpoint Solenoid valves of atmospheric gas burnersД¬irculating pumps of heating systems, zone valvesД®lectric direct heating systems or fans of electric storage heaters

Solenoid valves of instantaneous water heaters.

Offices, individual rooms, consulting rooms or commercially used spacesДЇor control of the following pieces of equipment:.

Apartments, single-family or holiday houses.

Advantageous for retrofitting and upgrading projects.

In automatic mode, one temperature setpoint can be entered for each heating or.

Self-learning 2-position controller providing PID mode (patented)ДЄutomatic with maximum 3 heating or cooling periods, continuously comfort,Д¬ontinuously economy, frost protection with one 24-hour operating mode including Straightforward, self-explanatory menu selection via roller selector Mains-independent room temperature controller Consisting of controller (with integrated radio transmitter) and receiver

Siemens 3un21 manual