- 7 -
CW
P c/w UC8 Client
W
iring Schematic
MARKETING SE
RVICES 27.2.20 Revision A
CWP Unit
12
B2
A2
0V
12V
B
A
GND
SA
T-3
UC8
UC8
UC8
24
B
A
24C
TZ
T-100*
Room T/stat Options
E
N
L1
Power Supply 1Ø (2 core+E)
Exte
rnal
Pr
otection
Isolator
On
0V
Optional
Remote On/O
ff
(remove link if used)
Optional
W
ater Flow
Verfication
swit
ch
(normally open)
(remove link if used)
IN#1
link
D1
SC
UC8
Optional
Condensate Drain Tray float switch
(normally closed)
(remove link if used)
Optional
Communicating BMS Cont
roller
Modbus
RTU
B1
A1
0V
B
A
REF
Control - shielded
twin twisted pair
4 co
re
link
Control - shielded
twin twisted pair
4 co
re
* F
or all C
WP models set
TZT
-100
DIP swit
ches 2 & 4 t
o ON,
DIP3 t
o OFF
.
UC8 (AUX/SRB)
Optional
Run Status
UC8 (FLT/FRB)
Optional
External Fault Alarm
N/O
C
N/C
N/O
C
N/C
IN#2
UC8
Optional External Water Circulating Pump
CN42a
UC8
(LOW)
N2