Robertshaw Deluxe Programmable User Manual

Page 15

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WIRING DIAGRAM – 300-225

15

Note 1: If jumper removed, a sep-
arate transformer must be used to
power the loads.

Note 2: This thermostat may be
used with 24 Volt DC. The nega-
tive side of the DC supply must be
wired to the 24V (C) terminal.

300-225

RS2

RS1

RS+V

W1

Y1

G

R

24V

24V(c)

4 events

2 events

Smart fan OFF

ON

4 min. (on/off)

2 min. (on/off)

Unlocked

Locked

Electric

Gas

1

2

3

4

5

W

Y

G

HEAT STAGE #1

COOL STAGE #1

FAN

COMMON

24 VAC
Transformer

Line
Voltage

Note 1

{

Note 2

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