PECO T8168B-2 BACnet Proportional Thermostat Installation Guide
Typical ON-OFF Operation
Typical Three-Wire Floating Operation
24 VAC 1 (UNSWITCHED)
24 VAC 1 (UNSWITCHED)
24
24
24VAC
XFMR
24VAC
XFMR
24 VAC 2
24 VAC 2
24
24
24 VAC 2
24 VAC 2
24
24
COOL STAGE1
HEAT STAGE 1
COOL OPEN
HEAT OPEN
Y1
W1
Y2
Y1
W1
Y2
COOL STAGE 2
OR FAN MED
COOL STAGE 2
OR FAN MED
HEAT STAGE 2
FAN HI
HEAT CLOSE
FAN HI
W2
G
W2
G
FAN LO
OR DAMPER
FAN LO
OR DAMPER
G1
YD
WD
GD
G1
YD
WD
GD
0-10 VDC OR
4-20 mA COOL
0-10 VDC OR
4-20 mA COOL
0-10 VDC OR
4-20 mA HEAT
0-10 VDC OR
4-20 mA HEAT
0-10 VDC OR
4-20 mA FAN
0-10 VDC OR
4-20 mA FAN
OPTIONAL REMOTE PROBE
OPTIONAL PIPE SENSOR
OPTIONAL REMOTE PROBE
OPTIONAL PIPE SENSOR
S1
S2
SC
S1
S2
SC
DC / SENSOR COMMON
RS485A (-)
DC / SENSOR COMMON
RS485A (-)
4A
4B
4C
4A
4B
4C
RS485B (+)
RS485B (+)
RS485 COMMON
RS485 COMMON
BACnet® Communication
The T8168B-2 Thermostat is equipped with BACnet® IP or MS/TP wired Connections.
More detailed information is available using the QR code provided
BACnet® IP Communication
This thermostat will broadcast a Wi-Fi network on power up. From your device Wi-Fi The network will
appear as “T8168 #####”. Select this network and enter Password: 12345678, then press connect. Next
Sign-In to open the BACnet Configuration Page at IP Address 10.10.0.1 on the T8168XXXX network.
More information is available on our website.
MS/TP Wired Connections
Recommended wiring specification
22 -24 AWG Shielded twisted pair, Low Capacitiance
Installation
1. Care must be taken to ensure that the communication wiring does not touch the Shield/Ground.
2. Do not connect the Shield/Ground to earth ground or the controllers power ground.
3. Care should be taken to assure that polairty is maintained for all connections with shared power
4. This controller does not have an EOL termination or biasing.
- 4A
+ 4B
5. Terminal 4A is Negative, 4B is positive and 4C is ground
6. When complete this thermostat will be part of a system that is not controlled by PECO.
Follow system equipment specifications for approporate installation.
Shield 4C
Visit: pecocontrolsystems.com for additional information.
© COPYRIGHT 2024 PECO, INC. ALL RIGHTS RESERVED.
P/N 74599 3220-2406 REV 00
8
| General | Details |
|---|---|
| Name | PECO T8168B-2 BACnet Proportional Thermostat Installation Guide |
| Make | PECO |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.42 MB |
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