Horstmann Heating Controls


HORSTMANN HEATING CONTROLS
Timers and Programmers

HORSTMANN 425 Coronet, single channel time switch. 4 programmes offer ON/OFF twice a day, ON all day, or permanently ON or OFF. Suitable for combi-boiler, warm air systems or extra zone control with advance switch.
DIMENSIONS : 152 x 107 x 39 mm.
Mounting : standard 9 pin wall fixing plate.

	Part No.	Description		Unit Price	Qty
	13505	425 Coronet programmer		£28.68

HORSTMANN 425 Tiara heating and hot water, two channel, electromechanical programmer. Offers 16 programmes for fully pumped systems and 10 for gravity hot water/pumped central heating systems. ON/OFF twice a day, ON all day, or permanently ON or OFF. Advance switch gives temporary override without altering settings.
Dimensions : 152 x 107 x 39 mm.
Mounting : standard 9 pin wall fixing plate.

	Part No.	Description		Unit Price	Qty
	13504	425 Tiara programmer		£32.29

HORSTMANN 425 Diadem. Same as the Tiara model adove, but with indicator lights in addition.

	Part No.	Description		Unit Price	Qty
	16252	425 Diadem programmer		£33.79

HORSTMANN Centaur Plus programmers. P/N 12142, a two channel 7 day programmer allowing independent time control of heating and hot water. P/N 12143, a single channel 7 day time control suitable for combi boiler applications or an extra heating zone. 3 on/off settings per day, 6 terminal wet plate, direct plug-in replacement for many other makers including Siemens (Landis & Stafae), ACL, Danfoss Randall, and Sunvic.
Dimensions: 84 x 150 x 29 mm.

Part No.	Description	Unit Price	Qty
12142	Two channel, 7 day programmer	£29.29
12143	Single channel, 7 day time control	£27.20

HORSTMANN H37XL Series 2 Channel Plus offers three independently timed channels, hot water plus two heating zones. Easy to read back-lit LCD display, seven day programming with different settings for each day of the week. Up to three on/off periods per channel in each 24 hour operation. 30 day holiday programme. 1 or 2 hour boost and advance on each channel. Clock (12 or 24 hour) changes for winter/summer time automatically. Uses 9 pin wall fixing plate. Mains powered with lithium battery back up.
Dimensions: 161 x 101 x 33 mm.

	Part No.	Description		Unit Price	Qty
	13541	H37XL Series 2 Channel Plus programmer		£88.74

HORSTMANN Channel Plus H47XL series 2 electronic programmer. A 4 channel programmer for larger dwellings, featuring zone control of hot water and heating as well as many other zoning applications including underfloor heating. Features back-lit LCD display, pre-set clock, automatic winter/summer time change, simplified menu driven programming, full 7 day operation over 4 independent channels, with 3 switching operations per day per channel. Mains powered with lithium battery (supplied) back up.

Dimensions : H 101 x W 163 x D 37 mm.

	Part No.	Description		Unit Price	Qty
	18234	H47XL Series 2 Channel Plus programmer		£125.82


Room Thermostats

The HRT3 room thermostat is suitable for all mains operated central heating systems which respond to a mains electrical on/off signal. A bimetallic sensor responds to temperature changes and a rotating dial allows settings between 5 and 35°C. Can be mounted directly on the wall using built-in pattress.

SPECIFICATION :
Operating voltage :	220 V/240 V 50/60 Hz
Switching capacity :	10 amps (resistive) at 250 V AC
Contact configuration :	SPST
Temp. range :	5 to 35°C
Dimensions :	H 82.5 x W 80 x D 34 mm.
Switching differential :	0.5°C approx.
Sensor system :	bimetallic
Enclosure protection :	IP 30

	Part No.	Description		Unit Price	Qty
	18791	HRT3 room thermostat		£6.76

Mains powered, electronic unit with TPI technology for new or replacement installations.
Temperature setting range : 5 to 30°C.
Operating Voltage: 230V ac,
Switching Capacity: 3(1)amp,
Dimensions: H 86 x W 86 x D 36.25 mm.

	Part No.	Description		Unit Price	Qty
	20368	HRT4-A Room Thermostat		£14.14


Battery Operated

The HRT4-B is a battery operated room thermostat with TPI energy saving software. Ideal for use with a new installation or as a replacement for an existing room thermostat. 3 amp volt free change over contacts - making it ideal for use with combi boilers as well as conventional mains operated equipment.
Temperature setting range: 5 to 30°C,
Batteries: 2 x AAA Alkaline,
Dimensions: H 86 x W 86 x D 36.25 mm,
Switching capacity: 3(1) amp at 230V ac.

	Part No.	Description		Unit Price	Qty
	20372	RT4-B Battery Operated Room Thermostat		£26.85


Tamper Proof

A tamper proof version of the HRT4-A for use in public areas or other situations where subsequent temperature adjustment is not required/desirable. Internal setting dial.
Temperature setting range : 10 to 30°C.
Operating Voltage: 230V ac,
Switching Capacity: 3(1)amp,
Dimensions: H 86 x W 86 x D 36.25 mm.

	Part No.	Description		Unit Price	Qty
	20369	HTT4 Tamperproof Room Thermostat		£17.65


Frost Thermostat

Electronic mains operated frost protection thermostat. Ensures heating will switch on whenever frost conditions are detected. Internal setting dial.
Temperature setting range : 0 to 20°C.
Operating Voltage: 230V ac,
Switching Capacity: 3(1)amp,
Dimensions: H 86 x W 86 x D 36.25 mm.

	Part No.	Description		Unit Price	Qty
	20370	HFT4 Frost Protection Thermostat		£16.25


Programmable Room Thermostat

HORSTMANN Centaur Stat 7 is a compact, user friendly electronic programmable thermostat. It offers six different target temperatures each day, with switch times measured in 10 minute increments.
For fully-pumped systems the Centaur Stat replaces the room thermostat, with the existing programmer controlling the hot water, and the heating programme set on constant. For combi-boilers it replaces the conventional central heating timeswitch, as well as the room thermostat. No extra wiring is required when replacing a basic room thermostat. Three standard AA type batteries (supplied) are used for programmer. Very close switching differential of 0.5°C, whilst ensuring boiler cycling is kept to a minimum. Temperature range 5 to 30°C. DIMENSIONS : H 71 x W 142 x D 30 mm.

	Part No.	Description		Unit Price	Qty
	15162	Centaur 7 room thermostat		£29.89

The C-Stat 17-B is an electronic 7 day programmable thermostat, with TPI energy saving software, back lit user interface, target and actual room temperature indication, automatic GMT/BST time changes, frost protection, holiday program, 6 pre-set timed temperature settings per day.
Batteries (supplied) :	2 x AA alkaline.
Temp. control range :	5 to 30°C.
Contact rating :	volt free, 8 (1) Amps at 230 V AC.
Dimensions :	H 100 x W 120 x D 26.5 mm.

	Part No.	Description		Unit Price	Qty
	21400	17-B C-Stat		£48.25

The C-Stat 11-M and 11-B are 24 hour programmable thermostats, with TPI energy saving software, back lit user interface, target and actual room temperature indication, battery back-up (M model only), automatic GMT/BST time changes, frost protection, holiday program, 6 pre-set timed temperature settings per day. 11-M is 230 V, 50 Hz powered ; 11-B is battery operated (2 x AA supplied) both have the same features.
Temp. control range :	5 to 30°C.
Contact rating :	volt free, 8 (1) Amps at 230 V AC.
Dimensions :	H 100 x W 120 x D 26.5 mm.

Part No.	Description	Unit Price	Qty
21398	11-M C-Stat	£44.99
21399	11-B C-Stat	£40.75

HORSTMANN ThermoPlus AS1, AS2, AS2-RF and PRT1 are programmable thermostats, designed to provide an economical but comfortable pattern of heating without the need for complex adjustments by the user. Simple 3 button operation, LED warm/cool display with Braille markings, pre-set clock with battery back-up (supplied), automatic summer/winter time changes, 5 preset heating profiles, 6th custom heating profile, back-lit set up display and complete with audible and tactile feedback.

The AS2 and AS2-RF have the same features as the AS1, but are battery operated and are supplied with: 3 x AA 1.5 V batteries.

The PRT1 has the same features as the AS1, but is designed more for the vulnerable/ older user. It has hypothermia protection and is designed to be set-up by the installer.

Dimensions : H 90 x W 120 x D 32 mm.
Contact rating : Volt free 3 (1) amps 230 V AC
Mains voltage : 230 V AC
Temperature control range: 5 to 30°C

ASR-RF RECEIVER SPECIFICATION:

Contact type: Micro dis-connection (voltage free)
Operating temp. range: 0 to 40°C
Enclosure protection: IP30

Part No.	Description	Unit Price	Qty
17783	ThermoPlus AS1 thermostat	£55.13
18387	ThermoPlus AS2 thermostat	£47.37
18991	ThermoPlus AS2-RF wireless thermostat and ASR-RF receiver	£88.97


Wireless Room Thermostat

Wireless Z-Wave electronic room thermostat and ASR-ZW receiver with TPI energy saving software. Avoids disruptive and time consuming wiring. Compatible with most heating systems.
Operating temperature : 0 to 40°C,
Temperature setting range: 5 to 30°C,
Battery operated thermostat: 2 x AAA Alkaline,
Thermostat and receiver dimensions: H 86 x W 86 x D 36.25 mm.
Receiver operating voltage: 230V ac,
Switching capacity: 3(1) amp.

	Part No.	Description		Unit Price	Qty
	20371	HFT4-ZW Room Thermostat and Receiver		£62.88


Wireless Programmable Room Thermostat

The C-Stat 17-ZW is an electronic 7 day wireless programmable thermostat and ASR-ZW receiver with Z Wave mesh radio technology and TPI energy saving software, back lit user interface, target and actual room temperature indication, automatic GMT/BST time changes, frost protection, holiday program, 6 pre-set timed temperature settings per day.
17-ZW C-STAT -
Temp. control range :	5 to 30°C.
Batteries (supplied) :	2 x AA alkaline.
Dimensions :	H 100 x W 120 x D 26.5 mm.
ASR-ZW RECEIVER -
Operating voltage :	230 V AC.
Switching capacity :	3 (1) Amp.
Ambient temp. range :	0 to 40°C.
Dimensions :	H 86 x W 86 x D 36.25 mm.

	Part No.	Description		Unit Price	Qty
	21401	17-ZW C-Stat and ASR-ZW pack		£89.75


Wireless Room Thermostat and Timer Pack

The CentaurPlus ZW pack combines the Z wave wireless, electronic HRT4-ZW room thermostat with TPI energy saving software and the CentaurPlus C17-ZW electronic timeswitch with built-in receiver, ideal for system controls upgrade or combi boiler installations. Avoids disruptive and time consuming wiring.

The C17-ZW timeswitch features an enhanced back lit liquid crystal display, 3 operating periods per day (separate programmes possible for each day of the week), automatic GMT/BST time change, boost and advance over-rides, volt free changeover contacts with 3 (1) Amps switching capacity and a 6 terminal plug in wall plate.

The HRT4-ZW battery operated room thermostat features a large digital, back lit, set temperature liquid crystal display with actual temperature at the touch of the conventional temperature adjustment control knob and 5 to 30°C temperature setting range.

SPECIFICATION :
Timeswitch : Power supply, 230 V AC 50 Hz.
Thermostat : Power supply, 2 x AAA alkaline batteries (supplied).
Dimensions :
Timeswitch : H 84 x W 150 x D 29 mm.
Thermostat : H 86 x W 86 x D 36.25 mm.

	Part No.	Description		Unit Price	Qty
	20916	CentaurPlus ZW pack		£73.59


Cylinder Thermostat

The HORSTMANN HCT2 cylinder thermostat is suitable for mounting on either domestic hot water cylinders or large heating pipes. A bimetallic sensor system ensures hot water temperature control. Supplied complete with strap and buckle.

SPECIFICATION :
Operating voltage :	220V/240V 50/60Hz
Switching differential :	3°C approx.
Switch current :	16 Amps maximum at 250 V AC
Sensor system :	bimetallic
Contact configuration	SPDT
Enclosure protection :	IP 40
Temp. range :	0 to 90°C.
Dimensions :	H 105 x W 70 x D 53 mm.

	Part No.	Description		Unit Price	Qty
	17956	HCT2 cylinder thermostat		£9.09


Motorised Valves
Powerful ‘f’ class synchron motor in a removable actuator. P/Ns 21057 and 21058 are spring return zone valves with auxiliary switch.

Part No.	Description	Unit Price	Qty
21057	Z222, 22 mm	£32.60
21058	Z228, 28 mm	£50.43

	Part No.	Description		Unit Price	Qty
	21059	Z322, 22 mm		£39.98


Masterpacks

HORSTMANN ‘MasterPacks’ have been designed to ensure installation is quick and simple.

P/N 15160 - ‘MasterPack’ 312A comprises :
	CentaurPlus C27 electronic programmer
	Z322 3 port 22 mm mid-position valve
	HRT2 room thermostat
	HCT2 cylinder thermostat, wiring centre.

P/N 15161 - ‘MasterPack’ 212A comprises :
	CentaurPlus C27 electronic programmer
	2 x Z222 2 port 22 mm zone valves
	HRT2 room thermostat
	HCT2 cylinder thermostat, wiring centre.

Part No.	Description	Unit Price	Qty
15160	MasterPack Z322	£60.95
15161	MasterPack Z222	£80.37