Quest Controls BACnet TStat User Manual - page 5
BACnet T‐Stat User’s Manual Rev 1.1, 7/28/11
Page | 4
4. Mount the Plate ‐ Dress the wires through the center window on the back plate and install
mounting screws. Tighten screws to ensure the plate is mounted securely, but do not over
tighten and warp the back plate.
2.2 Wiring
1. Terminate the Wire Connections – Cut off excess wire, dress wire flush to the back panel and
strip 1/4” of insulation to expose conductor. Insert and tighten using the Wire Terminations
diagram.
2. Connection Descriptions:
ZONE +
For mounting a remote temperature sensor, set Jumper
ZONE –
J1/2 to top & middle and SENS SPOT to off on front panel
SUPPLY +
Supply Duct temperature sensor
SUPPLY –
FAN P +
FAN Proof of Run current transducer
FAN P –
MA +
24 mA input for optional sensor
MA 24/‐
“On future models”
D IN +
Digital input for optional input
D IN –
“On future models”
AOP +
Analog output for additional control
AOP –
“On future models”
BUS D0‐
Bus Wire from Quest BACnet Router and then on to
BUS D1+
additional T‐Stats
BUS C
R
24VAC power ‐ red
C
24VAC common ‐ black
FAN G
Fan Control – green
COOL Y1
Call for Cool, stage 1 ‐ yellow
COOL Y2
Call for Cool, stage 2 – Blue/Orange
HEAT
W1/B
Call for Heat, stage 1 ‐ white
HEAT W2
Call for Heat, stage 2 – Varies
0
Heat Pump Reversing Valve ‐ orange
Figure 2 ‐ Connection Descriptions