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Specification: 

1.  Temperature measurement:

 

0.0 - 40°C(0.1°C/step) 

2.  Accuracy: 

 

        ± 0.5°C 

3.  Temperature control range:

       

5.0 - 35.0°C (0.5°C/step) 

4.

 

  Terminals:                                2.5mm

2

 cable   

5.  Electronic control:                  Type 2.B action 
6.  Transmitter

Battery:     

                   

2 x 1.5V AAA alkaline 

     

 

 

        battery 

7.

       

Receiver

Input voltage:      240Vac 

8.

       

Receiver

Output voltage: 

 

24..240Vac 50/60Hz   

10(3)A max 

9.  Operating temperature:        0 - 50°C 
10. Storage temperature: 

                     

-10 - 60°C   

11. Sensing Element: 

     

   

NTC thermistor 

12. Pollution Degree:                  2 
13. Software class rating:          A 
14. Rated impulse voltage:        4000V 
15. Radio Frequency:                868MHz   
 
 

13 

4718G Programmable Thermostat 

1. The system includes one wireless thermostat controller 

plus one RF receiver. 

2. Transmits up to 20 meter indoor. 

3. Communicates at 868MHz(Europe Standard) and 

designed for unlicensed operation under FCC Part 15.

 

 

Warning:   

1. If there is a dead zone in the RF communication. That 

means the receiver may not be able to receive the 
message from the transmitter. Before installation, 
check the communication first. If the communication   
fails, relocate the receiver and transmitter location.   

2. If the receiver has interference, set another transmitter 

address. Reset the transmitter and follow the set up 
instruction to reset the receiver.

 

3. It is recommended locate at least 30cm away from any 

metal objects (including the metal box) and at least 2 
meter from any electronic devices e.g. radio TV, PC,

 

 
 

 

2

 

Summary of Contents for 4718G

Page 1: ...006 95 EC EMC 2004 108 EC ROHS 2011 65 EU Watersmith UK Ltd Trade House Yeovil BA22 8RT REV 1 Mar 2015 4718G Wireless Programmable Thermostat Please leave this guide with the consumer Helpline Number 0845 230 5522 R TTED 1999 5 EC ...

Page 2: ...ation 5 Start Reset 6 Normal Time Mode 6 Normal Time Setting Mode 7 Factory Defined Programs 7 Set Program 9 Temporary Permanent Override Mode 9 Control Off Sleep Mode 11 Jumper Selection 12 Address Setting 13 Specification 13 1 Terminal block connections Wire product in accordance with IET Regulations 14 ...

Page 3: ...ystem includes one wireless thermostat controller plus one RF receiver 2 Transmits up to 20 meter indoor 3 Communicates at 868MHz Europe Standard and designed for unlicensed operation under FCC Part 15 Warning 1 If there is a dead zone in the RF communication That means the receiver may not be able to receive the message from the transmitter Before installation check the communication first If the...

Page 4: ...unlight dripping or splashing area Do not place this unit at a location where air circulation is low or where it has great temperature changes e g near door 3 Jumper selection Delay No Delay jumper Heater Cooler No delay 10sec 4mins Delay 4mins 4mins Choose the Delay option if compressor heat is connected 12 hours 24 hours mode jumper When the 12 hours option is selected the time is shown in 12 ho...

Page 5: ... The LCD is fully turned off The heater cooler is switched off irrespective of the current control temperature setting 11 Do not place the thermostat near heat cool generating sources Wiring Warning Turn off the electrical devices and receiver before wiring There is 4 wire cable provided Color Connection Brown 230Vac Live Blue 230Vac Neutral Black Common Grey Control Call for Heat It is recommende...

Page 6: ...rea for the proper disposal 1 Pull out the battery drawer 2 Place in the new batteries according to the marking on the battery drawer 5 Selecting the Temporary Permanent Override Mode 1 Press to change the mode from normal to Temporary Override icon will be displayed 2 Press again the mode changes from Temporary Override to Permanent Override mode icon will be displayed 3 Press once the mode chang...

Page 7: ... Override Permanent Override Normal 9 3 Slide the battery drawer back to its position 4 Check if the thermostat works properly or not Press Reset if necessary Start Reset 1 After wiring and mounting switch off all the connected devices Place 2 new AAA 1 5V alkaline batteries according to the polarities marked LCD display will be switched on 2 Press RST to reset The thermostat will be ready to cont...

Page 8: ...perature setting When the heater cooler is On Program number and icons are shown The pre defined programs are as below 7 Heater mode Mon Fri Sat Sun P1 06 00 21 C 08 00 21 C 08 00 21 C P2 08 00 16 C 10 00 16 C 10 00 16 C P3 12 00 21 C 12 00 21 C 12 00 21 C P4 15 00 16 C 15 00 16 C 15 00 16 C P5 18 00 21 C 18 00 21 C 18 00 21 C P6 22 00 16 C 23 00 16 C 23 00 16 C Cooler mode Mon Fri Sat Sun P1 06 0...

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