User's Manual

EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE
EN2B-0285GE51 R0909
23
Table 14. Output assignments of Excel 10 W7754 FCU Controller for various actuator types
OUT1 OUT2
output type stage
19 20 21 22
floating -- close open close open
0 -- OFF -- OFF
1-stage
1 -- ON -- ON
0 OFF OFF OFF OFF
1 OFF ON OFF ON
2-stage
2 ON OFF ON OFF
0 OFF OFF OFF OFF
1 OFF ON OFF ON
2 ON OFF ON OFF
3-stage
3 ON ON ON ON
PWM -- -- PWM -- PWM
thermal -- -- ON/OFF -- ON/OFF
LONWORKS Termination
One or two LONWORKS terminations are required, depending
on the given LonWorks bus layout.
Double termination is required only when the network is a
daisy-chain configuration and the total wire length is greater
than 1640 ft (500 m). The max. lengths described in Step 2
must be adhered to for either a daisy chain or free topology
L
ONWORKS layout. See Fig. 17 for connection details for a
doubly terminated bus. See Fig. 18 for connection details for
a singly terminated bus.
Two different L
ONWORKS termination modules are available:
• L
ONWORKS termination module, order no.: 209541B
• L
ONWORKS connection / termination module (mountable
on DIN rails and in fuse boxes), order no.: XAL-Term
3
4
L
O
N
H
o
n
e
y
we
l
l
X
A
L
-
T
e
r
m
L
O
N
removable screw-type
3-pole terminal block
1
5
3
4
06
shield shield
LON
Ter min ation
FTT/LPT Bus
FTT/LPT Free
Park Position
plug-in
jumper
Fig. 16. L
ONWORKS connection and termination module
NOTE: The Q7750A Zone Manager has an internal ter-
mination circuit, although jumpers are required at the
terminal block to connect it. See form number 95-
7509 for details.
Fig. 17. Termination Module connections for a doubly-
terminated FTT network
Fig. 18. Termination Module connections for a singly-
terminated FTT network