37
P/N 032498h
Appendix B: Installation Worksheet
(continued)
Job Name:
HVAC system type:
Table 21: Advanced Configuration Parameters for the SMC55-HWQS
(continued)
Applicable
Systems
Advanced
Configuration
Parameter
Name
Description
Default Value
Range
Value to
be Set
2-pipe FCU
40A
Pipe Temperature
for Changeover to
Heat Mode
Pipe temperature that designates heating
mode when using a 2-pipe system with a
changeover sensor on the pipe.
82° F
75 – 99
41A
Pipe Temperature
for Changeover to
Cool Mode
Pipe temperature that designates heating
mode when using a 2-pipe system with a
changeover sensor on the pipe.
60° F
32 – 70
42A
Enable Purge
Function
Turns the valve on if left dormant to refresh
pipe temperature; 0: Disabled; 1: Enabled
1: Enabled
0 – 1
43A
Purge Valve
On-Time
Number of minutes to leave the valve on during
a purge. 0: Disabled
2 minutes
0 – 60
44A
Purge Valve
Off-Time
Hours to leave the valve off between purges 0:
Disabled
2 hours
0.5 – 99.5 (hours)
0–10 V
-
FCU
50A
Proportional Fan
Minimum
The lowest percent output to apply for fan
speed. This determines the low end-point of
the fan being on. If at any time the fan output is
0% (Off), the valves will also close at 0%.
10%
0 – 100
51A
Proportional Fan
Low Speed
The % output to apply when the manual fan-
speed is set to Medium.
20%
0 – 100
52A
Proportional Fan
Medium Speed
The % output to apply when the manual fan-
speed is set to Medium.
60%
0 – 100
53A
Proportional Fan
High Speed
The % output to apply when the manual fan-
speed is set to High.
100%
0 – 100
54A
Minimum Valve
Percent Open
The lowest % output to apply for valve
opening. This determines the low end-point of
the straight-line curve for valve opening.
10%
0 – 100
55A
Valve Fully Open
Differential
The temperature offset from deadband at
which the valve is fully open (100% opening).
1° F
.1 – 10.0
56A
Non-proportional
Analog output
Enable 0–10 V
-
outputs for non-proportional
fan and valves.
True (1)
0: disabled
1: enabled
Floating Point
Valves
60A
Enable Floating
Point
0: Disabled, 1: Enabled
(overrides basic valve configuration).
0: Disabled
0 – 1
61A
Actuator Running
Time
Actuator Running Time for Floating Point
control.
150 seconds
1 – 999
Heat
Pump
1
and
Conventional
70A
Minimum
Compressor Run
Time (MCRT)
Minimum run time for compressor.
0 minutes
0 – 99 minutes
71A
Minimum
Compressor Off
Time (MCOT)
Minimum off time for compressor.
5 minutes
0 – 99 minutes
72A
Heat stage 1 delay
(WOD)
Minimum off time for W
1
(conventional heat
stage 1).
3 minutes
0 – 99 minutes
74A
Heat Stage 1
(Y
1
/W
1
) On
°F below setpoint to turn stage on.
1° F
1° F – 10° F
75A
Heat Stage 1
(Y
1
/ W
1
) Off
°F above setpoint to turn stage off.
1° F
1° F – 10° F
Heat Pump
2
76A
Heat Compressor
Stage 2 (Y
2
) On
°F below setpoint to turn stage on.
2° F
1° F – 10° F
77A
Heat Compressor
Stage 2 (Y
2
) Off
°F above setpoint to turn stage off.
0° F
1° F – 10° F
Continued on next page...
1
Included with SMC55-RESI version 7302 or newer and HomeWorks Palladiom Thermostat version 1.10 or newer.
2
Included with SMC55-HWQS version 7420 or newer, SMC55-RESI version 7302 or newer and HomeWorks Palladiom Thermostat version 1.10 or newer.
