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Futera III Wiring Diagram Presentation 42-0403-G.

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Presentation on theme: "Futera III Wiring Diagram Presentation 42-0403-G."— Presentation transcript:

1 Futera III Wiring Diagram Presentation G

2 Digital Text Display Tekmar Control RM7895C Honeywell Connection Terminal Strip Control Cabinet

3 Main Control Board Frequency Drive Power Supply

4 120 VAC Supply

5 Main BoardFlame Safeguard Light Display Tekmar

6 LWCO Interlock

7 Boiler Enable

8 Flame Safeguard Main Board Tekmar

9 4-20mA Modulation Signal (Mode 4)

10 Boiler Alarm Contacts

11 Supply/DHW Temp. Sensor (Mode 2 and 3)

12 Pump Connections

13

14 Power Supply

15 Power Switch On

16

17 C2 Contact Closes

18

19 Hi-Limit OK

20

21

22

23

24

25 External 4-20 ma signal

26

27

28

29 Call For Heat

30 Heat Demand To Tekmar

31

32

33 Pump/STG Contacts Close

34 Pump Energizes

35

36

37 Switch Reset

38

39

40 Flow OK

41

42 Interlock Circuit Made

43 Limit String To Flame Safeguard

44

45

46

47

48

49 Air Flow Switch Makes

50 Lockout Interlock Satisfied

51 10 Second

52 10 Sec. Pilot Trial For Ignition

53 Pilot Failed To Light

54

55

56

57

58

59

60

61 10 Sec. Pilot Trial For Ignition

62 Flame Sensed

63 10 Sec. Main Gas Trial For Ignition

64

65 Boiler Inlet-Outlet Sensors

66 Supply/DHW Sensor Modes 2 & 3

67

68 Hi-Limit Trips

69

70

71 THANK YOU! We look forward to working closely with all of you in the near future:


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