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Horstmann C-Stat ZW Installation Guide

1. m MAINS J L SUPPLY cau SAT cau SAT E U x N PUMP amp BOILER F C Stat ASR Receiver controlling a secondary heating zone on a fully pumped system with existing programmer and two spring return valves with auxiliary switches Programmer HOT CENTRAL WATER HEATING N L oN OFF ON OFF N Eal L ASR Receiver E i lev 7 Sta dg os cau fsar cau f sar NTL PUMP X C Stat ASR Receiver replacing a conventional room thermostat on a fully pumped system with an existing programmer and 3 port mid position valve amp BOILER Programmer wie eee CENTRAL WATER HEATING wie eee L ON OFF ON OFF n MAINS wed L ASR Receiver E eyt Ppa ST a o cart sar I NTL PUMP amp BOILER C Stat ASR Receiver replacing a conventional room thermostat on a fully pumped system with existing programmer and two spring return valves with auxiliary switches TPI Temperature control software Thermostats using TPI Time Proportional Integral control algorithms will reduce the temperature swing that normally occurs when using traditional bellows or thermally operated thermostats As a consequence a T
2. HOS2STMANN C Stat 11 ZW C Stat 17 ZW Installation Instructions Wireless Programmable Room Thermostat and ASR ZW Receiver Programmable room thermostats are widely recognised as one of the best ways in which to control central heating Horstmann C Stat programmable room thermostats have a large display and intuitive user interface making them easy to set up and use C Stat uses a sophisticated time proportional integral TPI algorithm for accurate temperature control and energy efficiency The C Stat ZW is a wireless electronic battery powered programmable room thermostat that uses interoperable two way RF mesh networking technology which avoids the need for additional wiring or unsightly cable runs Installation and connection should only be carried out by a suitable qualified person and in accordance with the current edition of the IEE wiring regulations Warning Isolate mains supply before commencing installation Installing the ASR ZW receiver The ASR ZW receiver should be located as near as is practical to the boiler or zone valve to be controlled as well as a convenient mains electricity supply To remove the wall plate from the ASR ZW undo the two retaining screws located in the underside the wall plate should now be easily removed Once the wall plate has been removed from the packaging please ensure the ASR ZW is resealed to prevent damage from dust debris etc The wall plate should be fitted with the retaining sc
3. PI regulating thermostat will maintain the comfort level far more efficiently than any traditional thermostat When used with a condensing boiler the TPI thermostat will help to save energy as the control algorithm allows the boiler to operate in condensing mode more consistently compared to older types of thermostat e For Gas boilers set the TPI setting to 6 cycles per hour default setting e For Oil boilers set the TPI setting to 3 cycles per hour e For Electric heating set the TPI setting to 12 cycles per hour To adjust this setting go to the SET UP MENU and select TPI CYCLES Fitting the C Stat Programmable Room Thermostat Before final installation it is advisable to commission the product and ensure that the Thermostat and Receiver are communicating satisfactorily First install the 2 x AA batteries provided making sure that they are fitted correctly as indicated by the markings in the battery compartment on the front of the C Stat Once the thermostat and receiver are successfully paired the thermostat can be installed in its correct location Please see Z Wave pairing instructions on page 9 Avoid installing the C Stat against or behind any large metal surfaces which could interfere with the radio signals to and from the ASR ZW receiver The C Stat should be mounted on an internal wall approximately 1 5 metres from floor level using the wall plate provided and should be in a position away from draughts direct heat and
4. all bare earth conductors must be sleeved Ensure that no conductors are left protruding outside the central space enclosed by the backplate ASR ZW Receiver internal wiring diagram Internal Electronics boood 230V 50Hz COMM OFF ON The receiver has Voltage Free contacts A link between Live and terminal 2 is required for mains Voltage applications Example circuit diagrams for typical boiler installations are shown below These diagrams are schematic and should be used for guidance only Please ensure that all installations comply with the current IEE regulations and the boiler manufacturer s installation instructions For reasons of space and clarity not every connection has been included and the diagrams have been simplified for instance some earth connections have been omitted Cylinder and Room Thermostat Key C Common CALL Call for heat or break on rise SAT Satisfied on rise N Neutral ASR Receiver 1 2 3 4 L Mains Supply Remove link E if Fitted E N t COMBINATION BOILER TERMINALS C Stat ASR Receiver controlling typical combination boiler installation For precise termination connection information please refer to the boiler manufactures instructions Programmer HOT CENTRAL WATER HEATING N L oN OFF oN OFF a ASR Receiver MAINS L SUPPLY lc N allla la E ev Room J
5. ingly with a green light for ON and a red light for OFF Procedure B Gor NO OY a G0 NO 1i 12 13 14 15 16 17 12 On the C Stat programmable stat Press ENTER twice Press or t to select SETUP Press ENTER Press or t to select SET UP Z WAVE Press ENTER Press or t to select NETWORK RESET Press ENTER Press ENTER again to confirm and NETWORK RESET COMPLETE will appear on the display Press BACK to go back to SET UP Z WAVE Press ENTER Press or t to select EXCLUDE NODE RECEIVER Press ENTER Go to the Powered ASR ZW receiver press and hold the network button EXCLUDING will appear on the display of the C Stat When completed NODE EXCLUDED will appear on the display The red network light on the ASR ZW will start flashing Once the red light is flashing follow Procedure A on page 11 Installer Settings There are a number of Installer Settings that should be set on installation These can be found under the SET UP MENU on page 15 of the user instructions Clock Format AM PM or 24 Hour clock display Default setting AM PM Daylight saving On or Off Default setting ON for UK Market Standby temperature Upper and Lower Temperature limits Frost protection setting Default setting 5 C Default settings 30 C and 5 C TPI Cycles Optimum Start On or Off Default setting Off This setting will change according to the type of boile
6. lass B 230V AC 50Hz Micro disconnection Voltage Free 3 1 Amps 230V AC Double Insulated Cat2 2500V Degree 2 Flame retardant thermoplastic 86 x 86 x 36 25mm HOS2STMANN Secure Controls UK Limited South Bristol Business Park Roman Farm Road Bristol BS4 1UP E mail sales horstmann co uk Web site www horstmann co uk 16 Part Number P84875 Issue 1
7. ollow these steps to ensure that the C Stat programmable stat will communicate satisfactorily with its receiver this is best carried out with the C Stat held nearby the powered ASR ZW receiver The ASR ZW receiver should be powered up with the network button flashing red before following Procedure A on page 11 If the red network button light does not flash red then please go to Procedure B on page 12 before returning to Procedure A on page 11 Network Network LED Button ProcedureA Dy OT Bt NO N 10 11 12 On the C Stat programmable stat Press ENTER twice Press or to select SETUP Press ENTER Press or to select SET UP Z WAVE Press ENTER This will now show the sub menu available for the Z Wave wireless communication settings Select INCLUDE NODE RECEIVER Press ENTER INCLUDING will appear under the INCLUDE NODE heading Press and hold the network button on the ASR ZW Receiver until the flashing red light turns to a flashing green light followed quickly by a solid red light RECEIVER INCLUDED will now appear in the display of the C Stat Press BACK and the antenna icon on the top left had corner of the display will show it is active with radio waves i The C Stat and ASR ZW Receiver are now paired The Receiver should receive ON OFF commands from the C Stat wirelessly Check this by turning the temperature on the C Stat up and down to see that the ASR ZW receiver responds accord
8. r being used Default setting 6 For Gas boiler this setting should be 6 cycles per hour For Oil boilers this setting should be 3 cycles per hour For Electric panel heaters this should be 12 cycles per hour The TPI Cycles setting and Optimum Start settings should be carefully set on installation as this will affect system performance 13 Resetting the C Stat Electronic equipment can in some circumstances be affected by electrical interference If the display becomes frozen or scrambled simply press both the BACK and ENTER button simultaneously This will cancel all settings made and return to the factory default settings 14 Specification C Stat 11 ZW C Stat 17 ZW Thermostat Power Supply Contact type Wiring configuration Temperature differential Temperature accuracy Standards Dimensions WxHxD Weight Enclosure Ingress protection Pollution degree Insulation class Temperature range Transmitter Frequency Receiver Category Power Class Receiver Power Supply Contact Type Contact Current Rating Insulation Class Rated Impulse Voltage Pollution Degree Enclosure Protection Dimensions SPEAKS aN WAVE Owes 2 xAABatteries Micro disconnection Voltage free c o contacts SPDT 0 5 C 0 5 C to 21 C BS EN 60730 2 9 120mm x 100mm x 26 5mm 0 3kg approx Flame retardant thermoplastic IP30 Degree 2 Class II Double Insulated 0 C to 40 C 868 MHZ Category 3 C
9. rews located at the bottom and in a position which allows a total clearance of at least 50mm around the ASR ZW receiver Direct Wall Mounting Offer the plate to the wall in position where the ASR ZW is to be mounted and mark the fixing positions through the slots in the wall plate Drill and plug the wall then secure the plate into position The slots in the wall plate will compensate for any misalignment of the fixings Wall Box Mounting The wall plate may be fitted directly on to a single gang flush wiring box complying with BS4662 using two M3 5 screws The receiver is suitable for mounting on a flat surface only it is not suitable for mounting on an unearthed metal surface Electrical Connections WARNING ISOLATE THE MAINS SUPPLY BEFORE COMMENCING INSTALLATION As the C Stat is a wireless product with no electrical connections all electrical wiring will be made to the ASR ZW receiver All necessary electrical connections should now be made Flush wiring can enter from the rear through the aperture in the backplate The mains supply terminals are intended to be connected to the supply by means of fixed wiring The receiver is mains powered and requires a 3Amp fused spur The recommended cable size is 1 0mm The receiver is double insulated and does not require an earth connection an earth connection block is provided on the backplate for terminating any cable earth conductors Earth continuity must be maintained and
10. sunlight Ensure that there will be enough space to allow easy access to the two retaining screws located at the base of the wall plate Before fixing the wall plate in position check to see that the thermostat and receiver are still able to communicate satisfactorily by turning the thermostat temperature up and down to switch the ASR ZW receiver on and off Offer the plate to the wall in the position where the C Stat is to be mounted and mark the fixing positions through the slots in the wall plate Drill and plug the wall then secure the plate into position The slots in the wall plate will compensate for any misalignment of the fixings Complete installation by swinging the C Stat into position by engaging with the lugs at the top of the wall plate before pushing it carefully home into its plug in terminal block J 5 Tighten the 2 captive screws on the underside of the unit Now ensure that the heating system is responding to the ON OFF commands from the C Stat and explain its operation to the householder before handing over the User Instructions Pairing the C Stat ZW programmable room thermostat with ASR ZW receiver The C Stat uses the latest Z Wave wireless communication technology to give a reliable wireless link that should not suffer from interference from other nearby devices The device comprises of a thermostat C Stat ZW and its receiver ASR ZW Pairing the devices on site ensures reliable communication F

Horstmann C-Stat ZW Installation Guide

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