Tjernlund CPC-2 Constant Pressure Controller (Discontinued) User Manual Page 15

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12
J7 J8 J9 J10
SWITCH OR
DRY CONTACTS
GAS PRESSURE
1 2 21 2 31 4
WIRE PER APPROPRIATE DRY CONTACT
APPLIANCE #2 INTERLOCK
OR 18-130 VAC DIAGRAM
APPLIANCE INTERLOCK PORTION OF CPC-2 CONTROLLER
FIGURE 8819012c 1/17/01
24 VDC BOARD-GENERATED POWER.
LEGEND:
APPLIANCE INTERLOCK
TERMINAL STRIP(S)
ONLY APPLIANCES INTERLOCKED INTO THE 18-130 VAC APPLIANCE POSITION (J8 OR J10) WILL RESPOND TO
SYSTEM FAULTS. ANY APPLIANCE WHICH ACTIVATES THE CPC-2 THROUGH THE DRY CONTACT TERMINALS MUST ADD
DRY CONTACT JUMPER MUST BE INSTALLED AT HDR11 OR HDR 13 FOR DRY CONTACT APPLIANCE INTERLOCK.2.
AUXILIARY SPILL SWITCHES. SPILL SWITCHES MUST BE WIRED INTO APPLIANCE ECO. 30 MILLIVOLT WATER HEATERS
NOTES:
1.
31 2 4
HDR10 HDR12
HDR13HDR11
APPL. 1 APPLIANCE 1 APPLIANCE 2APPL. 2
MILLIVOLT
30 MILLIVOLT WATER HEATERS REQUIRE
WIRE SPILL SWITCHES IN SERIES WITH ECO.
950-0470 THERMOCOUPLE JUNCTION ADAPTER.
DO NOT SUPPLY POWER!
REQUIRE 950-0470 THERMOCOUPLE JUNCTION ADAPTER ALONG WITH SPILL SWITCH(ES).
3. DO NOT USE APPLIANCE INTERLOCK TERMINAL STRIP J8 OR J10 IF USING DRY CONTACT INTERLOCK FOR THAT APPLIANCE.
APPLIANCE
CONTACT
#1 DRY
JUMPER
WARNING:
CPC-2 DRY CONTACT APPLIANCE INTERLOCK
J7 J8 J9 J10
BLACKWHITE
BURNER
MOTOR
OPTIONAL OIL VALVE
IGNITION TRANSFORMER
L2 OR B2
L1 OR B1
BLACK
ORANGE
WHITE
T
T
F
F
B
O
W
THERMOSTAT
1 2 1 2 3 4 21 2 31 4
WIRE PER APPROPRIATE DRY CONTACT
APPLIANCE #2 INTERLOCK
OR 18-130 VAC DIAGRAM
APPLIANCE INTERLOCK PORTION OF CPC-2 CONTROLLER
FIGURE 8819012d 1/17/01
115 VAC
LEGEND:
APPLIANCE INTERLOCK
TERMINAL STRIP(S)
BE REMOVED WHEN USING APPLIANCE INTERLOCK TERMINAL STRIP
TERMINAL 3 & 4 CONTACTS ARE RATED FOR 1 HP @ 120 VAC.2.
J8 OR J10.
NOTES:
1.
HDR10 HDR12
HDR13HDR11
APPL. 1 APPLIANCE 1 APPLIANCE 2APPL. 2
IMPORTANT: DRY CONTACT JUMPER AT (HDR11 OR HDR13) MUST
CPC-2 APPLIANCE INTERLOCK WITH OIL-FIRED EQUIPMENT
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