Jung 1790RTR User manual

LB management
Room thermostat insert with sensor connection
Room thermostat insert with sensor connection
Art. no.: 1790RTR
Operating instructions
1 Safety instructions
Electrical devices may only be mounted and connected by electrically skilled persons.
Serious injuries, fire or property damage possible. Please read and follow manual fully.
Danger of electric shock. Always disconnect before carrying out work on the device or load.
Danger of electric shock. A connected remote sensor is connected to mains potential. Only use
the remote sensor listed under Accessories. Replace remote sensor with damaged insulation
immediately.
These instructions are an integral part of the product, and must remain with the end customer.
2 Intended use
– Switching of electric underfloor heating systems and electrothermal valve drives
– Operation with room temperature controller cover from LB management
– Mounting in appliance box according to DIN 49073
3 Product characteristics
– Output signal: pulse width modulation (PWM) or two-point control (on/off)
– Enables connection of a remote sensor (accessory)
– Input for switching to cooling mode
– Interrupts the heating process after 60 minutes (overheating protection of a heater)
4 Information for electrically skilled persons
DANGER!
Mortal danger of electric shock.
Disconnect the device. Cover up live parts.
Connecting and fitting the device
Recommended installation height: 1.50 m.
When using the integrated temperature sensor of the cover: Do not mount near sources
of interference, such as electric cookers, refrigerators, draughts or direct sunlight. This in-
fluences the temperature measurement of the cover.
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LB management
Room thermostat insert with sensor connection
Figure1: Connection example of the insert
(1) Button TEST
(2) Cover interface with LED
(3) Insert
(4) Remote sensor for external temperature measurement
(5) Electric underfloor heating or electrothermal valve drive
(6) Switching contact for switching to cooling mode
Figure2: Terminal-specific cable cross-section:
￭ Connect insert (3) according to the connection diagram (Figure 1). Note clampable cable
cross-sections (Figure 2).
￭ Optionally connecting external remote sensor (4) (accessory).
￭ Install insert in appliance box, device connection terminals must be at the bottom.
￭ Attach the frame and the cover.
￭ Switch on mains voltage.
The load can be switched by briefly pressing the TEST button (1). LED (2) lights up when
the load is switched on.
If 230 V is applied to input C, cooling mode is active.
The insert works exclusively with room temperature controller covers. All other covers are
without function.
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LB management
Room thermostat insert with sensor connection
5 Technical data
Rated voltage AC 230 V~
Mains frequency 50 / 60 Hz
Switching current max. 16 A (AC1)
Standby load depending on the cover approx. 0.1 ... 0.5W
Connected load max. 3600 W
Ambient temperature -5 ... +45 °C
6 Accessories
External sensor Art. no. FF7.8
7 Warranty
The warranty is provided in accordance with statutory requirements via the specialist trade.
ALBRECHT JUNG GMBH & CO. KG
Volmestraße 1
58579 Schalksmühle
GERMANY
Telefon: [phone]
Telefax: [phone]
[email protected]
www.jung.de
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