Re-Verber-Ray DX3-20-50 Insert Manual page 9

DX3 Series
Figure 2.3 • Alternative Wiring Diagrams
A. TP-351A Ladder Diagram - Internal Relay Option (24VAO)
Relay
L1 120VAC
24VAC
Thermostat
Terminal
B. TP-351A Block Diagram - Internal Relay Option (24VAO)
Relay
Thermostat
Terminal
24VAC
L1
120VAC
N
BK
BK
Pressure Switch
BK
BK
W
BR
Igniter
Terminal Block
BK
BK
BK
BK
BK
W
Blower
Gas Valve
Blower
BK
BK
BK
O
R
W
IGNITION MODULE
BK O
Pressure Switch
BK
W
Indicator Lights
BK
9
2.0 Installation • Wiring
BK
BK
Indicator Lights
BK
Gas Valve
W
G
Burner
Igniter
BK
Ignition Module
Probe
SIC1
Line1
TH
W
Neutral
Valve
R
Neutral
W
G Ground
N
Flame
Rod
BR