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3.4

Commissioning

3.4.1

Making the electrical connection

DANGER! 

Risk of electric shock
An electric shock can lead to burns and serious injury and
even death.

– Work on the electrics may only be carried out by trained

electricians.

– Always de-energise the connection line before work is

commenced.

Use the enclosed holder and fixing material to mount the power
pack to the wall in the vicinity of the basic unit.

Maximum distance to the basic unit: 200 mm.

CAUTION! Risk of injury due to electrical current 

If the 230 V connection cable is defective, replace the trans-

former. Never attempt to repair the cable! 

Loosen the fixing screws at the basic unit and remove the cover of
the casing.

Connect the power pack cables to the marked 24 V terminals.

Place the cover on the casing and screw it down.

3.4.2

Connecting the actuators

A maximum of twelve actuators can be connected to the basic unit.

By default, one or two actuators can be assigned to one room thermo-
stat. Optionally, you can transmit the signal of one room thermostat to
two actuators 

Ä

 „Assigning four actuators to one RT“ on page 13

Generating power supply with a power pack

65

75

70

Handling

Basic unit 24 V 
with pump module

12 from  17

Содержание 1247.4

Страница 1: ...for Fonterra radiant heating and cooling max 6 room thermo stats max 12 heating circuits Model Year built 1247 4 from 01 2007 en_INT Basic unit 24 V with pump module Instructions for Use...

Страница 2: ...Basic unit 24 V with pump module 2 from 17...

Страница 3: ...cessories 8 3 Handling 10 3 1 Transport and storage 10 3 2 Preconditions for installation 10 3 3 Assembly 10 3 3 1 Assembly sequence 10 3 3 2 Mounting the basic unit 11 3 4 Commissioning 12 3 4 1 Maki...

Страница 4: ...About this translated version This instruction for use contains important information about the choice of product or system assembly and commissioning as well as intended use and if required maintenan...

Страница 5: ...4 n and actuator model 1249 1 2 3 Product description 2 3 1 Functions The basic unit controls all functions of the system and converts the measured value transmitted by the room thermostat to control...

Страница 6: ...case one thermostat each in total can be used For using the single room regulation in combination with a basic unit please order the specified number of the following components in addi tion n room t...

Страница 7: ...247 3 and 1247 4 5 external time switch terminals 6 24 V terminals CAUTION Cable breakage due to tensile strain The strain relief devices are designed for 5 x 1 5 mm2 cables For other cable cross sect...

Страница 8: ...rmity EN 60730 Ambient temperature 0 60 C Storage temperature range 25 65 C Relative humidity non condensing 80 Dimensions H W D 75 40 325 mm Weight 350 g Usable line cross sections terminals 1 5 mm2...

Страница 9: ...1243 1 Room thermostat digital 24 V with electronic week time switch model 1243 4 For connection to basic units with 24 V operating voltage to 230 V mains supply Power pack model 1247 5 Room thermosta...

Страница 10: ...on A power pack provides 24 V operating voltage to the basic unit For operation the customer must provide a 230 V socket in direct vicinity of the manifold 3 3 Assembly 3 3 1 Assembly sequence To asse...

Страница 11: ...mm metal drill for mounting the basic unit to the rear of the manifold cabinet n Screwdriver n Two dowels 6 x 30 and screws for wall mounting are comprised in the scope of delivery n Cables in suffic...

Страница 12: ...rrent If the 230 V connection cable is defective replace the trans former Never attempt to repair the cable Loosen the fixing screws at the basic unit and remove the cover of the casing Connect the po...

Страница 13: ...transmit the signal of the room thermo stat to two other actuators terminal 2 and or 5 at terminal 1 and or 4 In this case one thermostat each in total can be used Break off the pre cut cable inlet in...

Страница 14: ...e leads of the cable over a length of 10 mm or use cable sleeves and connect them pursuant to the terminal diagram Close the casing cover Loosen the fixing screws and remove the cover of the casing Br...

Страница 15: ...he customer Bare the leads of the cable over a length of 10 mm or use cable sleeves and connect them pursuant to the terminal diagram Close the casing cover Connect the switching signal A or B with th...

Страница 16: ...onnected to the mains 3 5 Troubleshooting DANGER Risk of electric shock from 230 V voltage Risk of electric shock when working at the open casing or at cable inlets Commission a qualified contractor t...

Страница 17: ...gets into the casing Care tips n Wipe the surfaces down with a moist cloth n Remove coarse dirt with a mild soap solution n Do not use aggressive or scouring detergents 3 7 Disposal Separate the prod...

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