W7752D,E,F,G FAN COIL UNIT CONTROLLERS − INSTALLATION INSTRUCTIONS
Manufactured for and on behalf of the Environmental and Combustion Controls Division of Honeywell Technologies Sàrl, Rolle, Z.A. La Pièce 16, Switzerland by its Authorized Representative:
Automation and Control Solutions
Honeywell GmbH
Böblinger Strasse 17
71101 Schönaich / Germany
Phone: (49) 7031 63701
Fax: (49) 7031 637493
http://ecc.emea.honeywell.com
Subject to change without notice. Printed in Germany
EN0B-0250GE51 R0111B
D
G
N
D
D
I
G
I
T
A
L
I
N
P
U
T
LED
SETPOINT
FAN / BYPASS
TEMP SENSOR
AGND
LonWorks BUS IN
LonWorks BUS IN
LonWorks BUS OUT
LonWorks BUS OUT
OUT 1 COM
OUT 1 OPEN
OUT 1 CLOSE
OUT 2 COM
OUT 2 OPEN
OUT 2 CLOSE
RELAY COM
RELAY 1
RELAY 2
RELAY 3
SUPPLY VOLT
SUPPLY VOLT
PWR RELAY IN (D,F MODELS, ONLY)
PWR RELAY OUT (D,F MODELS, ONLY)
W7752 FAN COIL UNIT CONTROLLER
WALL MODULE
CONNECTIONS
L
ON
W
ORKS
NETWORK IN
L
ON
W
ORKS
NETWORK OUT
OCCUPANCY SENSOR
CHANGEOVER CONTACT
AIRFLOW CONTACT
WINDOW CONTACT
MOTION SENSOR
OPEN
OPEN
CLOSE
CLOSE
COM
COM
HI
MED
LO
HEAT
COOL
REHEAT
RETURN
POWER MAINS
L
N
FAN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
4A
0.5A
16A
Fig. 6. Input/output details
Table 1. Output assignments for various actuator types
output type Out 1 terminal Out 2 terminal
13 14 15 16 17 18
floating 24 Vac open close 24 Vac open close
1-stage 24 Vac ON/OFF — 24 Vac ON/OFF —
2-stage 24 Vac stage 1 stage 2 24 Vac stage 1 stage 2
3-stage 24 Vac stage 1 stage 2 24 Vac stage 1 stage 2
stage 3 stage 3
PWM 24 Vac PWM — 24 Vac PWM —
thermal 24 Vac ON/OFF — 24 Vac ON/OFF —
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