Coster XTE 602 Manual

Coster XTE 602 Manual

Optimising compensator for control two zones

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OPTIMISING COMPENSATOR
FOR CONTROL TWO ZONES
OPTIONAL
C
BUS
C RING
XTE 602
C1 Eng.
• Optimising compensator
– compensated and optimised control of two heating zones
• Power supply 230 V AC (or 240 V AC for UK market); DIN rail mounting
• Communication systems :
– C-Ring for exchanging data between local controllers.
– C-Bus : XTE 602 Telemanagement optional;
to enable Telemanagement use the "C-Bus Plug-in" type "C-Bus Plug-in" type ACB 468 C1 or later,
to be ordered separately as accessory.
1. APPLICATION
XTE 602 is designed for compensated / optimised control of two central heating zones in:
– commercial and public buildings
– schools
– residential complexes
2. FUNCTIONS
The principal functions of XTE 602 are :
• Compensated control of two heating zones by three-wire control of valves :
– optimisation of start and stop times of plants
– control of plant pumps (with delay in switching off) according current programme of event times
– minimum and maximum temperature limits of flows
– correction of heating curve origin
– self-adjusting
– Eco Off
• Timed programming: twentyfive 24Hour programs & two 7Day periods
• Programming with dates : twentyfive holiday periods ; winter season ; special period.
• Summer plant exercise of valves and pumps
• Automatic change GMT / Summer time
• Metering of degree-days
• Remote control for modifying current timed programmes
• Three On-Off inputs for signalling status or alarm
• Alarms for detector short or open circuits and for irregular operation of plants and components
• Optional C-Bus transmission of data with local PCs or remote Telemanagement PC.
To enable data transmission and Telemanagement use the "C-Bus Plug-in" type ACB 468 C1 or later
To communicate locally with a PC use the test Plug-in type ACX 232
3. DETECTORS, REMOTE CONTROLS & ACCESSORIES
No.
1
Heating flow contact
1
Outside temperature detector
Accessories :
1
Ambient temperature detector
1
Boiler anticondensing immersion detector
1
Remote control to modify current programme
Options :
1
1) Immersion temperature detector
Accessory for Telemanagement
1
Plug-in for communicating via C-Bus
We reserve the right to make changes witout notice
COSTER
Description
temperature detector
(1)
B 242 - XTE 602 Eng. C1
Type
Sensing
element
NTC 10 kΩ
SCH 010
SAE 001
NTC
1kΩ
SAB 010
NTC 10 kΩ
SIH 010
NTC 10 kΩ
CDB 300
SIH 010
NTC 10 kΩ
ACB 468 C1
22.11.10 AM REV. 02
B 242
22.11.10 AM
REV. 02
Code
Data
sheet
B1-B5
N 130
B2
N 120
B3-B6
N 111
B4
R
B1-B5
N 140
1

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Summary of Contents for Coster XTE 602

  • Page 1 Telemanagement use the “C-Bus Plug-in” type "C-Bus Plug-in" type ACB 468 C1 or later, to be ordered separately as accessory. 1. APPLICATION XTE 602 is designed for compensated / optimised control of two central heating zones in: – commercial and public buildings – schools –...
  • Page 2: Technical Data

    0.5…1…30 °C delay diff. ambient 2 temperature 2…30…255 min. WARNING: In the presence of electrical disturbances the output controls of XTE 602 may change status but this will be restored automatically. 5. OVERALL DIMENSIONS 6. FACIA 1 - Two-line backlighted alphanumeric display 2 - + and –...
  • Page 3: Schematic & Wiring Diagrams

    COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 7. SCHEMATIC & WIRING DIAGRAMS 230 Volt AC (or 240 V AC for UK market) 11 12 L N N 5 6 7 13 14 XTE 602 E2 E3...
  • Page 4 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 10. COMMUNICATION C-Ring : communication between controllers (for detailed information please see technical data sheet T 022) XTE 602 controller is always “Primary” . In the C-Ring the following signals are transmitted : –...
  • Page 5: Operation

    B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 11. OPERATION XTE 602 is a digital controller with microprocessor for : – compensated control, with or without ambient authority, of two heating zones. Three-wire control of motorised valves and On-Off control of circulation pumps.
  • Page 6 B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 Operating temperatures XTE 602 permits configuring, with different values of desired temperature, the various operating modes available, namely : 1÷ D e s i r e d T e m p –...
  • Page 7 2 min = delay time in switching off to dissipate heat accumulated in plant Metering degree-days For each zone controlled XTE 602 meters degree-days in two ways • 20 = metering of degree-days with reference to conventional ambient temperature of 20 °C D e g r e e - D a y s •...
  • Page 8 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 Enabling of the function • Optimum start = automatic change of start time of plant after stop / night setback or after holidays. – On : NO = optimum start function disabled...
  • Page 9 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 7-day programmes Enter the number of programmes you wish to use (max. 2) H o w m a n y 7 d a y In each 7-day programme you can assign to each day of the week one of following programmes : P r o g r a m m e s –...
  • Page 10: Complementary Functions

    COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 15. COMPLEMENTARY FUNCTIONS Anticondensing function Choice of enabling or not anticondensing function – NO = function disabled – YES= When the return to boiler temperature (measured by detector B4) falls below the desi- A n t i c o n d e n s : N O red anticondensing temp.
  • Page 11 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 16. ALARMS The alarms processed by the controller are of three types : – alarms for the irregular operation of the controller and of the heating zones controlled –...
  • Page 12 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 17. COMMISSIONING Testing to be carried out when installation concluded, wiring and configuration completed and checked. Testing C-Ring The page for C-Ring testing appears only if configured as PRIMARY or SECONDARY in...
  • Page 13 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 18. SEQUENCE OF DISPLAY PAGES (the data and the functions are those in memory at time of delivery) H t g . 1 : - - - - - - - - - -...
  • Page 14: Normal Use

    COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 19. NORMAL USE Ref. Display Description Notes Sect. H t g 1 : - - - - - - - - - - Name heating zone 1. Set in 23.
  • Page 15 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 21. EVENTS & PERIODS Rif. Display Description Notes Sect. H o w m a n y 2 4 h o u r Choice of number of 24-hour programmes...
  • Page 16 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 23. SETTING HEATING ZONE 1 Ref. Display Description Notes Sect. H e a t E m i t t e r s Valve and pump LEDs of heating zone 1 blink Choice type heat emittters : RADIATORS ;...
  • Page 17 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 24. SETTING HEATING ZONE 2 Ref. Display Description Notes Sect. O p t S t a r t H o l i d a y Maximum duration optimum start after a holiday Valve and pump LEDs of heating zone 2 blink M a x D u ra t : 1 0 .
  • Page 18 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 We reserve the right to make changes witout notice...
  • Page 19 COSTER B 242 - XTE 602 Eng. C1 22.11.10 AM REV. 02 We reserve the right to make changes witout notice...
  • Page 20 COSTER B 242 - XTE 602 C1 Eng. 22.11.10 AM REV. 02 Amendment to data sheet Date Revision No. Page Section Amended description Firmware Software version version various various Change to version C1 ≥ 0.99.2650 15.09.09 VM ≥0.99.2650 22.11.10 VM 9.

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