Johnson Controls TC-8902 User manual

P/N 24-85784-62
TC-8902 and TC-8907 Controllers Units
INSTALLATION INSTRUCTIONS
Mounting
1. Remove the base of the module from the cover by
inserting a pointed tool (a special tool, Ordering
Code TM-9100-8900, is available from Johnson
Controls) into the small hole at the center top of the
cover
2. While pressing down gently, prise the base away
from the cover.
3. As the two parts separate, remove the tool and
continue to pull the cover away from the base until
the cover is in free.
4. Mount the base on the wall to cover the electrical
output and secure with at least two screws.
Front description TC-8902/7 Controllers Units
LED Status Mode Status
on occupied
blinking stand-by
off window open
Supply 24 VAC ± 15% 50/60Hz
TC-8902 Output 0…10V 10mA max.
TC-8907 Output 0…13V 0.1mA max.
Ambient operating temp. 0…50°C
Humidity 10…95% not condensing
CE Compliance EMC(89/336 EEC) according to standard EM50081-1 EM50082-1
33
80
80
Set point adjustment
Mode status LED
Dir/Rev switch
Factory set in
RA
pos
i
t
i
o
n
Sensor recalibration
Standby/Comfort
Push button
Auto/OFF/3-Speed
Fan Override Ad
j
uster
Auto/OFF/ON
Fan Override Ad
j
uster
TC-8902
TC-8907
RA
DA
-1K +1K

2 TC-8902/7
P/N 24-85784-62
Back description TC-8902 and TC-8907
TC-8902-XXXX-WK TC-8907-XXXX-WK
TC-8900 Dimensions
TC-8902/7 Separate Connectors
1234176 7 8 9101112 12 3 4 5 6 17 8 9 10 1112
2-pipe system 4-pipe system
RA
PB DA PB
14
K14
K
02
DB
K
1
2323
0.2
0.8 1.4
2
RA
DIFF DA DIFF
KK
DB
K
0
1
2
0.2
0.8 1.4
2
PB:Proportional band
DB: Dead band DIFF:Differential On/Off control DB: Dead band

TC-8902/7 3
P/N 24-85784-62
Wiring diagrams:
TC-8902-1xxx-WK and TC-8907-1xxx-WK (2-pipe system)
TC-8902-2xxx-WK and TC-8907-2xxx-WK (4-pipe system)
TC-8902-1xxx-WK and TC-8907-1xxx-WK
1234 617 8 9 10 117
Built-in sensor
(TC-8907-1xx1-WK)
(TC-8902-1xx2-WK)
Remote Sensor
(TC-8907-1xx2-WK)
(TC-8902-1xx2-WK)
OR
12
RAOutput
SignalCom
FANoverriide
15VDC
34 65 17
12 3456 17 89
10 11 12
Built-in sensor
(TC-8907-1xx1-WK)
(TC-8902-1xx2-WK)
Remote Sensor
(TC-8907-1xx2-WK)
(TC-8902-1xx2-WK)
OR
TC-8902-2xxx-WK and TC-8907-2xxxWK
RAOutput
SignalCom
FANoverriide
15VDC
DAOutput
34
5617
Note:
Window Jumper factory set.
Remove when window input is used.
89

4 TC-8902/7
P/N 24-85784-62
Note: