Mechanical design
Thermostat appearnce
DOWN BUTTON
FAN BUTTON
Function
Temperature display
The displayed temperature can be set to acquired room
temperature or setpoint. The setting can be made during
Installer Set-Up process.
Keypad lock
Keypad lock can be set in ISU with default status is all
keys available. You may change into all buttons locked
out.
Ventilation mode
Press mode button to enter ventilation mode. In
ventilation mode, no output for valve while the fan will
operate according to selected fan speed.
Technical specification
Power supply
T6811DP08: 110(+20%,-10%)VAC
T6812DP08: 220(+/-10%)VAC
Frequency
50/60Hz
Input Current
4(2)A
Control algorithm
PI, On/off output
Accuracy
+/-1
Rating capacity
220V: 4(2)A for fan load, 2(1)A for
zone valve;
110V: 4(2)A for fan load, 2(1)A for
zone valve
Cycle times
100,000
Setpoint range
10~32
Installation
Installed on 86×86mm junction
box or US2×4 inch.
Protection Class
IP20
Environmental
Operation temperature -18~49
Conditions
Shipping temperature -35~65
Relative humidity 5~90%
Action Type
Action Type 1
Maximum
155
Temperature
for Relay Wiring
APH07CH04 - R2000EN
2
UP BUTTON
MODE BUTTON
POWER BUTTON
o
o
C at 21
C
o
C
o
C
o
C
Terminal Designations
Terminal
L
Ch/Cc
W/Y
N
Gl
Gm
Gh
Wiring diagrams
Typical wiring for ON/OFF control in 2 pipes Heat/Cool/
1H1C (VC4013)
Typical wiring for ON/OFF control in 2 pipes Heat/Cool/
1H1C (VC6013)
o
C
Description
Line Voltage Power
Heating close/Cooling close
Heating open/Cooling open
Line Voltage Ground
Low speed fan
Medium speed fan
High speed fan