DORCHESTER DR-FC 120, Installation, Comissioning And Maintenance Instructions

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Instruction manual DR-FC 93
is
TERMINAL BLOCK CONNECTIONS:
Earth
N Neutral
L Live input of controller
L
1
Live input of isolating transformer (primary side)
L
2
Live output of isolating transformer (secondary side)
L
3
Live input of program-controlled pump
COMPONENTS:
A Controller
B flame probe
C hot surface igniter
D Gas control valve
E Burner earth connection
F Extra ON mode switch
G
Program-controlled pump
H Extra error signal connection
J Isolating transformer
K Double-pole isolator
L Controller 0/I switch
M Display
N Fan
O Temperature sensor (T
2
- bottom of tank)
P Dummy
Q Temperature sensor (T
1
- top of tank)
R Selection resistor
S Pressure switch
T Power anodes
U Power anode signal
V Potentiostat
CONTROLLER CONNECTIONS:
J2 Power connection for controller
J19 Extra error signal connection
J20 Gas inlet connection
J21 Program-controlled pump connection
J40 Fan connection
J36 Controller display connection
JP2 Flame probe and hot surface igniter connection
JP3 Temperature sensor T
2
connection
JP4 Dummy connection
JP5 Temperature sensor T
1
connection
JP6 Selection resistor and pressure switch connection
JP8 Extra ON mode switch connection
F1 Fuse
(T 3.15 A - 250 V)
F3 Fuse
(T 3.15 A - 250 V)