RT-SVD03L-EN
103
Table 71.
ReliaTel
™
™
and UCP wiring locations
Sensor
3 to 25 ton packaged
rooftops *CD/*CH/
*SC/*HC
3 to 25 ton
split
system
units TTA/
TWA
27.5 to 50 ton
packaged rooftops
YC*/TC*/TE*
UCP
control
LTB
ReliaTel™
Control J6
ReliaTel™
Control J6
ReliaTel™
Control J6
Remote Sensor input
(a)
S2
Optional remote sensor
Remote Sensor Input
S1
Optional remote sensor
24 VAC Input
(b)
14
14
(c)
14
14
14
14
Communications
12
12
12
12
12
12
Common
(d)
11
11
11
11
11
11
Service Status (UCM Input)
10
10
10
10
10
10
System Status (On/Off Input)
9
9
9
9
9
9
Cool Status (UCM Input)
8
8
8
8
8
8
Heat Status (UCM Input)
7
7
7
7
7
7
Aux Relay (Closed -
Unoccupied)
A3
The auxiliary relay on the sensor is form C, rated for 1.25 A at 30
Vac. It is energized during occupied periods.
Aux Relay (Common)
A2
Aux Relay (Closed - Occupied)
A1
Note:
LTB and LTB1 refer to low-voltage terminal boards with numbers 1–20 and two test terminals.
(a)
Connect an optional remote sensor (p/n BAYSENS017) to terminals S1 and S2. Connect the shield wire (drain wire) from the shielded cable to terminal 11.
(b)
Connect the 24 Vac power supply from the unit controller to terminals 11 and 14.
(c)
Use terminal 15 on older 3 to 25 ton Voyager™ units with low-voltage terminal boards numbered 1–18 with two test terminals.
(d)
Data communication between the unit controller and the sensor is accomplished by a serial link connected at terminal 12.
Table 72.
Error codes
E1
Heat failure
Indicates that there is an error in the
heating system.
E2
Cool failure
Indicates that there is an error in the
cooling system.
E3
Test mode
Indicates that the system is operating in
test mode.
E4
Fan failure
Indicates that a fan failure has occurred
and service is required.
Notes:
1
.
On the display, error codes toggle with the clock.
2
.
An error code indicates that technical assistance may be
required.
BAYSENS135* Non-Programmable Zone
Sensor
Figure 62.
BAYSENS135*
.
Temperature
Fan settings
System settings
Occupancy indicator/
Error code
Keypad
Summary of Contents for ReliaTel
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