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Summary of Contents for Bpt TA 450
- Page 1 Digital Thermostat - Wall Mounting TA 450 Instruction Manual TA450E 24806660 13-03-13...
- Page 2 THERMOPROGRAM TA450 Congratulations on the purchase of this TA450 thermostat. The TA450 programmable thermostat has been designed to guarantee ideal temperature conditions and to adapt itself to all types of systems having differing thermal inertias (con- vector heaters, radiant underfloor heating, electric heaters, etc.). Therefore, whatever the environmental conditions or installation situation the TA450 offers the maximum of comfort and energy saving.
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Page 3: Table Of Contents
CONTENTS FUNCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 CONTROLS AND SYMBOLS . -
Page 4: Functions
FUNCTIONS Clock As an alternative to displaying the current temperature the time can be displayed instead (hours and minutes). Simply press the display temp/time button User Profile Two different user profiles are available that feature three different temperature levels (COMFORT, ECO and NIGHT). These profiles can be used in both “HEATING” and “COOLING” modes. - Page 5 System deactivation by means of magnetic switch It is also possible to force temperature control exclusion via the use of a magnetic window switch connected to the relevant terminals. This helps to avoid wasted energy. The activa- tion of this mode is indicated on the display by the word Frost Protection Control Whenever temperature control on the TA450 is bypassed, either manually or automatically, differential FROST protection remains active thus safeguarding both the boiler and the water...
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Page 6: Controls And Symbols
CONTROLS AND SYMBOLS Information displayed Ambient temperature and time display. User profiles. Temperature Set-point Adjustment Blocking. Temperature control bypassing with frost protection. NIGHT temperature level control active. ECO temperature level control active. Remote activation. FROST PROTECTION temperature. COOLING mode active. HEATING mode active. - Page 7 Internal Controls Reset. Setting the clock. Setting of operating parameters. Operating Modes: COOLING HEATING or OFF . User profile selection. Window switch or remote control mode selection. Frost protection temperature setting. Display of overall system operating time as a function of temperature level.
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Page 8: Installation
Installazione 1 - INSTALLATION Install the unit in a position which is suitable for correct room temperature measurement for example on an internal wall. Avoid instal- lation in niches, behind doors or curtains, or near heat sources The TA450 is intended to be wall mounted as follows: •... -
Page 9: Electrical Connections
Installazione 2 - ELECTRICAL CONNECTIONS LOAD Wiring will depend on the type of CLOSED equipment to be controlled by the OPEN programmable thermostat: refer to the diagram in fig. 7, 8, 9 or 10. Mains power supply wires N = neutral L = live LOAD Relay contacts... -
Page 10: Power Supply
Installazione 3 - POWER SUPPLY Insert 3 alkaline LR03 penlight AAA 1.5V batteries within the housing. Make sure the poles face the right way as shown on the bottom of the housing (fig. 11). ATTENTION. Inserting the batteries the wrong way round could damage the unit. If nothing appears on the display within 10 seconds press the reset button R (fig. -
Page 11: Setting The Clock
Utilizzo 4 - SETTING THE CLOCK - Open the cover. - Press the button until the clock is displayed. - Press the button once (fig. 14). The minutes digits flash. - Press button until the correct value for the minutes is reached (fig. 15). Each time buttons are pressed the numbers on the display decrease or increase... -
Page 12: User Profile Selection
Utilizzo 5 - USER PROFILE SELECTION Cycle through the two user profiles available and select the one desired by pressing the button. The displaying of one of the two icons (fig. 19) or (fig. 20) will confirm which profile has been selected. 6 - OPERATING MODE SELECTION Cycle through the operating modes HEATING, COOLING and BYPASS by pressing... -
Page 13: Temperature Control Level Selection (Comfort, Eco, Night)
Utilizzo 7 - TEMPERATURE CONTROL LEVEL SELECTION (COMFORT, ECO, NIGHT) Select the desired temperature control level by pressing the button. Choosing between ECO, NIGHT and COMFORT. The final selection will be verified by the displaying of the icon together with either the word on the display (fig. -
Page 14: Temperature Control Level Programming (Comfort, Eco And Night)
Programmazione 10 - TEMPERATURE CONTROL LEVEL The display will reveal the total operating time for 5 seconds. PROGRAMMING (COMFORT, ECO AND To reset the counter to zero and start a new NIGHT) count, press the button while the figures As described in the “User Profile Selection” are visible. -
Page 15: Programming The Frost Protection Temperature
Programmazione 11 - PROGRAMMING THE FROST PRO- TECTION TEMPERATURE - Open the cover. - Press the button and verify that the same symbol appears on the display (fig. 33). The display shows the default frost protection temperature (3°C) which will remain displayed for 5 seconds (fig. -
Page 16: Programming The Thermal Differential
Programmazione 13 - PROGRAMMING THE THERMAL DIFFERENTIAL - Make sure that the unit is in OFF mode. - Press button P twice (fig. 37). Either the word or the word will appear on the display. - Press either the button or the button (fig. -
Page 17: Programming The Proportional/Integral Value
Programmazione 14 - PROGRAMMING THE PROPOR- TIONAL/INTEGRAL VALUE - Make sure that the unit is in OFF mode. - Press button P twice (fig. 41). Either the word or the word will appear on the display. - Press either the button or the button (fig. - Page 18 Programmazione Programmes P1, P2 and P3 are fixed programmes, whereas programme P4 can be complete- ly programmed by the user. Cycle Minimum Proportional Programme System type duration ON time Range 10 minutes 1 minute 1.5°C Base for gas burner, con- vector heaters, zone valves, aluminium radiators 5 minutes...
- Page 19 Programmazione - Press either the button or the button (fig. 48) to select the minimum start-up and shut-down times between 1 and 5 minutes. - Press button P (fig. 49). appears on the display. - Press either the button or the button (fig.
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Page 20: Temperature Set-Point Adjustment Blocking
Programmazione 15 - TEMPERATURE SET-POINT ADJUSTMENT BLOCKING Once all of the temperature control levels both for heating and cooling have been set: - Open the cover. - Press buttons P and for three seconds. Either will appear on the display (fig. 51). - Press the buttons (fig. -
Page 21: Disabling Magnetic Switch System Control
Programmazione 17 - DISABLING MAGNETIC SWITCH SYSTEM CONTROL - Open the cover - Press button (fig. 56). - Using buttons (fig. 57) select to disable the remote control input. - Press button (fig. 58). - Using buttons (fig. 59) select to enable the magnetic switch input or to disable it. -
Page 22: Reset
Programmazione 18 - RESET Operating anomalies, repairs and other technical reasons may make it necessary to reset the unit. - Open the cover. - Press button R (fig. 61). - Close the cover. This operation does NOT delete any custom- ised programmes, which will be restored, along with other data, as soon as the unit is restarted (see table 2 on page 48). - Page 23 Programmazione Performing this operation when the bat- tery low warning is flashing will cause all indications on the display to disappear but not be lost. - Insert three new alkaline LR03 penlight AAA 1.5V batteries of the same type. Make sure the poles face the way that is shown on the bottom of the housing (fig.
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Page 24: Technical Characteristics
• Maximum control unit temperature: 40°C. • Protection rating: IP30. • Class II electrical insulation. • Dimensions: 120 x 86 x 20 mm. • Operating temperature: from 0°C to +40°C BPT S.p.A. a Socio Unico Via Cornia, 1 33079 Sesto al Reghena-PN-Italy www.bpt.it-info@bpt.it...
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