NRT 101
8Pages

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Catalog excerpts

NRT 101 - 1

Product data sheet NRT 101: Electronic room-temperature controller with time programme, equiflex How energy efficiency is improved ECO Meter for displaying the current energy consumption and integrated timer for the individual programming of the presence and absence times Features • Individual single room, apartment and zone control for activating a thermal actuator, an electric heating system, a cooling unit, or for enabling a burner • Measurement of room temperature by either integrated or external temperature sensor • Large LCD and simple operation using keys make it easy to program the times and the temperatures • Weekly and calendar switching programmes with 3 temperature levels • Automatic summertime/wintertime changeover • Model with pilot clock output • Hours-run meter • Electronics in attachable housing Technical data Power supply Power supply Power consumption Operating modes Heating/cooling (settable on service level) Setting range Control characteristics On/off controllers Control factor Frost-protection temperature Thermal overload temperature Proportional band Time constant Dead time Admissible ambient temperature Admissible ambient humidity Back-up power supply >6h (super cap, 20 °C, after 10 h of charging) Back-up power supply when battery changed Temperature sensor, internal Proportional action Number of switching commands Ambient conditions Function Timer Weekly switching programme Number of switching commands Calendar switching programme Construction Housing material Fire-retardant thermoplastic Wall fitting/recessed junction box Cable feed Right of amendment reserved © 2015 F

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NRT 101 - 2

Product data sheet Screw terminals Standards and directives Protection class Energy class Overview of types Type Power supply Load (heating/cooling) Load on pilot timer 5 (2) A, 24...250 V~; with extra-low voltage 0.2 A, < 60 V NRT101F002: Two alkaline manganese batteries, type LR6, AA, AM3 or Mignon (not included) Accessories Type Thermal valve actuators (see product data sheet) External temperature sensor Ni1000 (see product data sheet) Description of operation The room temperature is measured by a precision temperature sensor and compared with the current setpoint. Depending on the...

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NRT 101 - 3

Product data sheet Calendar program Resultant switching program Factory setting of the daily temperature profiles for heating F111 T0: Off (possible frost-protection or anti-overheating functions) T0 or T1 = pilot timer relay ON (contact closed) T1: Temperature level 1 (reduced) factory setting 17 °C T2 or T3 = pilot timer relay OFF (contact open) T2: Temperature level 2 (normal) factory setting 20 °C The pilot timer function is not recommended for the cooling mode! T3: Temperature level 3 (comfort) factory setting 21 °C T0 i ≤ Tmin ≤ T1 ≤ T2 ≤ T3 ≤ Tmax ≤ T0 r In cooling mode: T0:...

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NRT 101 - 4

Product data sheet Window contact “Reduced” temperature level Remote control Stand-by/automatic mode Malfunction (e.g. burner malfunction) Display with symbol Keyboard locking (key switch) Display with symbol Anti-jamming function for pump and valve After one week, on the following Wednesday at 10 a.m., the relay output is activated for 0...15 minutes. (Adjustable). Frost-protection facility, anti-overheating function Child protection Locked and unlocked using key sequence; display with symbol Mains power version Battery version Serviceable life of batteries > 2 years (alkali-manganese)...

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NRT 101 - 5

Product data sheet If errors occur, they are indicated in the display with “ERR”. In SERVice mode, the device status can be queried. Errors are coded in the device status. For a detailed description, see operating instructions 7000986. The temperature sensor used to detect the variable shown in the display has an interruption The temperature sensor used to detect the variable shown in the display has a short circuit Parameter not required or measured value not yet calculated (line in the middle) The measured value from the sensor used to detect the variable shown in the display is too high...

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NRT 101 - 6

Connection diagram Dimension drawing 7.1 ^ SAUTER Right of amendment reserved © 2015 Fr. Sauter AG

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NRT 101 - 7

Product data sheet Example applications Gas-fired boiler with atmospheric burner Heating or district heating with flow rate and differential pressure controllers y Room cooling with chiller Room cooling with chiller Right of amendment reserved © 2015 Fr. Sauter AG Room cooling with chiller

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NRT 101 - 8

Product data sheet Electric heating in bathroom NRT 101 F111 Heat pump Electric resistance heating Single-room control with radiator valves with thermal actuators Fr. Sauter AG Im Surinam 55 CH-4016 Basel Tel. +41 61 - 695 55 55 www.sauter-controls.com Right of amendment reserved © 2015 Fr. Sauter AG

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