Installation Instructions
4
SCALE 1 :
1
Thermostat
Connect directly to
R
terminal on backplate
IMPORTANT NOTE:
If a duct sensor is
connected to this
thermostat it is
suggested that the fan
be programmed for
continuous operation
(Setup Step 16, page 18
of the Owner’s Manual)
Generic relay board
24vac
24 volt
water
valves
Dry Contact
Duct Sensor
ACCDSEN
Wiring Diagram
4-Pipe, Low Voltage Valves, Duct
Temperature Sensor & Dry Contact
RS
R
G
Y1
G3
W1
G2
C
H20
CK1
R
C
H
C
G
G2(W)
G3(Y)
COM
R
C
RS
RS
GND
Summary of Contents for EXPLORER Mini T2100
Page 40: ...P N 88 1193 09 05 19 ...