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CONNECTING THE PILOT WIRE 

 
Whether mechanical or electronic, regardless of make, since January 1997, the reduced mode of a thermostat 
which can be programmed via pilot wire, is achieved by transmission of an alternation signal via the pilot wire 
 
 

ELECTRICAL CONNECTIONS

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

FOR PILOT WIRE CONVECTOR HEATERS 

 

1.  All types of convectors since 1994: 

The pilot wire carries the live current to the convector Inputs: connect neutral to L1 and “Live” to L2 

 

2.  Convectors before January 1994: 

Check the convector instructions or if you have none, consult the manufacturer. In certain cases, the pilot 
wire carries the neutral current to the convector inputs. In this event, connect neutral to L2 and “Live” to L1. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for Programmer 2 S

Page 1: ...designers since January 1994 TECHNICAL CHARACTERISTICS Time switch Electronic clock with day and week programs Power backup By lithium battery backup guarantee for a total of 3 years minimum against mains failure battery life 10 years Program increments 1 minute Number of zones 2 Total maximum current rating 0 5A Dimensions 167mm x 84mm x 44mm INSTALLATION 1 Unscrew the time switch fixing screw 2 ...

Page 2: ... ELECTRICAL CONNECTIONS FOR PILOT WIRE CONVECTOR HEATERS 1 All types of convectors since 1994 The pilot wire carries the live current to the convector Inputs connect neutral to L1 and Live to L2 2 Convectors before January 1994 Check the convector instructions or if you have none consult the manufacturer In certain cases the pilot wire carries the neutral current to the convector inputs In this ev...

Page 3: ...ROGRAM FOR EACH ZONE DEFINE THE COMFORT HEATING TIMES AND THE REDUCED HEATING TIMES Comfort Temperature The temperature you want in the house when you are at home which can be set Individually for each room Reduced Temperature The temperature you want in the house when you are away or at night MANUAL OPERATION FOR EACH INDIVIDUAL ZONE 1 AND 2 PROGRAMMING The dual zone time switch allows you to pro...

Page 4: ...3 Thu 4 Fri 5 Sat 6 Sun 7 Comfort Example 07 00 Reduced Example 08 00 Comfort Reduced Comfort Reduced Comfort Reduced Comfort Reduced Comfort Reduced ZONE 2 The first lines are filled with an example ZONE 2 C2 Times Mon 1 Tue 2 Wed 3 Thu 4 Fri 5 Sat 6 Sun 7 Comfort Example 20 00 Reduced Example 23 00 Comfort Reduced Comfort Reduced Comfort Reduced Comfort Reduced Comfort Reduced ...

Page 5: ...1 SETTING THE TIME 2 PROGRAMMING 5 ...

Page 6: ...3 AUTO MODE 4 CHECKING SWITCHING TIMES 6 ...

Page 7: ...5 MODIFYING OR CANCELLING SWITCHING TIMES 7 ...

Page 8: ...MER MODE 7 TEMPORARILY OVERRIDING TIMER MODE HOLIDAYS etc APPLIED ENERGY PRODUCTS LIMITED MORLEY WAY PETERBOROUGH PE2 9JJ TEL 44 0 01733 456789 FAX 44 0 01733 310606 Website www creda heating co uk Leaflet No 22671AA Revision A 8 ...

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