Barber Colman TP-81xx Thermostats Replacement Applications
57
CTE-5202 Applications Guide, AN0912A Rev. D
TP-8124/8125 Replacement with One or No MP-52xx Actuators
Select
Sequence
3
~
T
T
AI1
AO
1
AO
2
CTE-5202
Thermostat
Red
(+20 VDC)
Yello
w (IV1)
Blue (Common)
(Tape Red Leads
if Present)
Red
(+20 VDC)
Controlled Device
with
Power Supply
Yello
w (IV1)
Blue (Common)
Red
(+20 VDC)
Controlled Device
with
Power Supply
Yello
w (IV–)
Blue (Common)
MP-52xx Series
Actuator (or Other
Controlled Device
with Power Supply)
Red
(+20 VDC)
Controlled Device
with
Power Supply
Yello
w (IV–)
Blue (Common)
(Tape Red Leads
if Present)
CTE-5202 thermostats can replace TP-8101/8102/8103
thermostats and use the 20 VDC supplied by a
controlled device.
(For more information, see the
manufacturer’s installation guide for the controlled
devices.)
CAUTION
Never connect together the red leads (or +20
VDC terminals) of controlled devices with
internal power supplies (with the exception of
MP-52xx actuators).
AO2 MAX
AO2 MIN
AO2 (RA)
AO1 (DA)
AO1 MIN
AO1 MAX
Cooling
Setpoint
Heating
Setpoint
Temp.
Increasing
2° F
2° F
Select Sequence
3
(from the CTE-5202
SYSTEM