Related Manuals for Vemer Chronos Key
Summary of Contents for Vemer Chronos Key
- Page 1 Cronotermostato Digitale CHRONOS KEY Manuale d’Uso User Manual DIGITAL PROGRAMMABLE THERMOSTAT...
- Page 2 ■ Timings: what they are Page ■ Instrument reset Page ■ Battery replacement Page ■ Reference standards Page ■ Default values Page ■ Winter preset programs Page ■ Summer preset programs Page - 1 - CHRONOS KEY Programmable Thermostat User Manual...
- Page 3 • Battery or 230 V power supply • 7 programs available for the heating mode 7 programs available for cooling mode • Wall-mounted or covered installation of box 503 • Weekly programming with 3 different settable temperatures - 2 - CHRONOS KEY Programmable Thermostat User Manual...
- Page 4 (activated with a key touch (can be switched off) for 30 seconds) Configurable as input for Digital input — external probe or phone dialler Wall-mounting Installation (or to cover three-module built-in box) - 3 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 5: Dimensions
Thalos 230 230V~ Chronos Key 230 Chronos Key Thalos EXTERNAL CONTATTO CONTACT CESTERNO 230V~ With external contact closed: se contatto esterno chiuso: Setpoint = Setpoint programmed- 3°C Chronos spento - 4 - CHRONOS KEY Programmable Thermostat User Manual CONTATTO ESTERNO... -
Page 6: Safety Warnings
Electronic touch screen programmable thermostats series with wall-mounting suitable for the temperature control in household. Two versions are available: ■ CHRONOS KEY, battery-powered, with a blue backlight display and with an input for the connection of an external temperature probe or an external contact to switch on/off the remote programmable thermostat (by telephone). -
Page 7: Technical Specifications
– battery life: 1 year – battery charge level indication – charge reserve ( for battery replacement): 1 minute • Power supply Chronos Key 230: – 230Vac (-15% ÷ +10%) 50/60Hz – maximum consumption: 6 VA / 230Vac – charge reserve ( for blackout): 2 days about •... -
Page 8: Display And Keypad
⑥ Load activation in winter mode/heating ⑦ Measured environment temperature ⑧ Graphic of the active program for the current date (in automatic operation) ⑨ Off operation ⑩ Measured temperature of the external probe - 7 - CHRONOS KEY Programmable Thermostat User Manual... - Page 9 - long pressures, with duration higher than 3 seconds. During the press of a key, the display is blue. Cleaning the display ■ To clean the display use a soft, lint-free cloth, without using excess force. - 8 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 10: Installation
INSTALLATION • The programmable thermostats of Chronos Key series are designed for wall- mountig. Alternatively, they can be installed to cover three-module built-in box. • The programmable thermostat must be installed at a height of about 1.5 m above the floor, keep away from direct sunlight, far from doors, windows, heat sources, locations with excess or total lack of ventilation. -
Page 11: Clock Setting
Seconds synchronisation Minutes setting Time setting Year setting Month setting Day setting Once all values are set, press the key for a long time to exit the menu of the clock synchronisation. - 10 - CHRONOS KEY Programmable Thermostat User Manual... - Page 12 The programmable thermostat stays in off operation condition until the hour is not inserted, ensuring the maintenance of the antifreeze temperature (6°C) anyway. In this way, the pressure of any key reactivates the menu of date/time insertion for about 30 seconds. - 11 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 13: Programming Menu
“Summer time change” on page 25. Programs modification This menu allows to modify the programmings of the automatic operation. In default status the instrument is configured to perform the program P1 from Monday - 12 - CHRONOS KEY Programmable Thermostat User Manual... - Page 14 On field (3) 00:00 appears while on field (7) flashes the temperature level (T1, T2 or T3) set for that specific time (00:00). - 13 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 15: Temperatures T1, T2, T3 Modification
(2) 2. Press the key for a short time until the symbol flashes. Press the key enter the parameters modification. - 14 - CHRONOS KEY Programmable Thermostat User Manual... - Page 16 (about 30 seconds). Attention: the temperature set values must respect the condition: T1 ≤ T2 ≤ T3. In cooling mode T1 is not settable and equals off system. - 15 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 17: Timing Setting
(hours and days). 4. The measurement unit starts flahing (hour or day). Press the keys choose a timing in hours (h0ur) or days (day). - 16 - CHRONOS KEY Programmable Thermostat User Manual... -
Page 18: Advanced Functions Menu
3. Now the first parameter of the menu starts flashing: press the keys to modify the parameter and the key confirm and move to the next parameter. To exit the parameters modification press the key - 17 - CHRONOS KEY Programmable Thermostat User Manual... - Page 19 For further information about regulation type see the chapter “Regulation types” on page 27. Regulation parameters In case of on/off regulation the only parameter to set is the hysteresis (dIF), which can have values between 0.1°C and 1°C. - 18 - CHRONOS KEY Programmable Thermostat User Manual...
- Page 20 • Cable length: 2 meters (extensible up to 40 meters with a bipolar cable min section 1 mm • Operating temperature: -40 °C ÷ +60 °C Code Model Capacity VN883500 X.Temp -40 °C ÷ +60 °C - 19 - CHRONOS KEY Programmable Thermostat User Manual...
- Page 21 (relay ON) for the current mode (indicated by the symbols The hour meter has 4 digits and it is resettable pressing the key for a long time until 0000 appears. - 20 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 22: Manual Operation
2 and 3. To go back to the automatic operation press the key for a long time (about 3 seconds). Automatic operation Manual setpoint (Tm) setting Manual operation - 21 - CHRONOS KEY Programmable Thermostat User Manual... -
Page 23: Off Operation
(field (9)). To reactivate the regulation, turning back to the operating (automatic or manual) which is before the switching off, press the key for about 3 seconds. - 22 - CHRONOS KEY Programmable Thermostat User Manual... - Page 24 Remotely switching off (only for battery powered models) The battery powered Chronos Key have a settable input for the connection of an external probe or a clean contact. The free contact can be conncted to a telephone activator to switch on/off the programmable thermostat remotely by their own telephone.
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Page 25: Backlight Management
BACKLIGHT MANAGEMENT The programmable thermostats of the Chronos Key series have a LED backlit display with led. There are some differences between battery powered models and mains powered models. Chronos Key battery models In battery-powered models the backlighting display is normally OFF and it is actived (blue color) just pressing a key or after the programming menu. -
Page 26: Minimum And Maximum Value
March at 02:00 AM to go back to winter time on the last Sunday of October at 03:00 AM according to Europe convention. However it is possible to deactivate the automatic time change or to change the date and the hour of the time change. - 25 - CHRONOS KEY Programmable Thermostat User Manual... - Page 27 . The sequence requires the insertion of: i. day (1…7) of the week ii. week of the month (first, second, third, fourth, last – LA) iii. month (1…12) iv. hour - 26 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 28: Regulation Type
(about 30 seconds). REGULATION TYPE The Chronos Key has two types of regulation: On/off regulation During on/off regulation the programmable thermostat measures once a minute the environment temperature and performs the regulation according to the following logic:... - Page 29 To modify the regulation type, hysteresis values (on/off regulation), band and To modify the regulation type, hysteresis values (on/off regulation), band and period (proportional regulation) see “Regulation parameters” at page 18). period (proportional regulation) see “Regulation parameters” at page 18). - 28 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 30: Timings: What They Are
After that, the operation will switch to OFF mode. Timed manual mode When a timing is set in manual mode, the status is maintained until the end of the timing. After that, the operation will switch to automatic mode. - 29 - CHRONOS KEY Programmable Thermostat User Manual... - Page 31 - switching of digital input (only for battery models) - change of the operating logic from winter to summer (or viceversa) To set a timing, see chapter “Timing setting” at page 16. - 30 - CHRONOS KEY Programmable Thermostat User Manual...
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Page 32: Instrument Reset
Default settings are indicated on page 33 of this manual. BATTERY REPLACEMENT The models Chronos Key Bianco and Chronos Key Nero signal the depleted battery status and flashing the display. In this status the regulation is always guaranteed, but it is recommended to replace the... -
Page 33: Reference Standards
REFERENCE STANDARDS Compliance with Community Directives 2006/95/EC (Low voltage) 2004/108/EC (E.M.C.) is declared in reference to the harmonized standard: EN 60730-2-7, EN 60730-2-9 - 32 - CHRONOS KEY Programmable Thermostat User Manual... -
Page 34: Default Values
Summer: LAST DAY7 March 02:00 AM winter/summer time change Winter: LAST DAY7 October 3:00 AM activation delay 0’ 45’ 15’ 0’ timed operations - 33 - CHRONOS KEY Programmable Thermostat User Manual... -
Page 35: Winter Preset Programs
T1 ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 - 34 - CHRONOS KEY Programmable Thermostat User Manual... -
Page 36: Summer Preset Programs
T1 ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 - 35 - CHRONOS KEY Programmable Thermostat User Manual... - Page 39 Vemer S.p.A. I - 32032 Feltre (BL) Via Camp Lonc, 16 Tel +39 0439 80638 Fax +39 0439 80619 e-mail: info@vemer.it - web site: www.vemer.it...
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