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80
Remote Switch — Off (RMI.L)
The remote switch is set for normally open when off. If a field-
supplied control switch is used that is normally closed for an
off signal, change this variable to closed.
Economizer Switch — No (ECS.L)
The economizer switch is set for normally open when low. If a
field-supplied economizer switch is used that is normally
closed when low, change this variable to closed.
Fan Status Switch — Off (SFS.L)
The fan status switch input is set for normally open for off. If a
field-supplied fan status switch is used that is normally closed,
change this variable to closed.
Demand Limit Switch 1 — Off (DL1.L)
The demand limit switch no. 1 input is set for normally open
for off. If a field-supplied demand limit switch is used that is
normally closed, change this variable to closed.
Demand Limit Switch 2/Dehumidify — Off (DL2.L)
The demand limit switch no. 2 input is set for normally open
for off. If a field-supplied demand limit switch is used that is
normally closed, change this variable to closed.
IAQ Discrete Input — Low (IAQ.L)
The IAQ discrete input is set for normally open when low. If a
field-supplied IAQ discrete input is used that is normally
closed, change this variable to closed.
Fire Shutdown — Off (FSD.L)
The fire shutdown input is set for normally open when off. If a
field-supplied fire shutdown input is used that is normally
closed, change this variable to closed.
Pressurization Switch — Off (PRS.L)
The pressurization input is set for normally open when off. If a
field-supplied pressurization input is used that is normally
closed, change this variable to closed.
Evacuation Switch — Off (EVC.L)
The evacuation input is set for normally open when off. If a
field-supplied evacuation input is used that is normally closed,
change this variable to closed.
Smoke Purge — Off (PRG.L)
The smoke purge input is set for normally open when off. If a
field-supplied smoke purge input is used that is normally
closed, change this variable to closed.
Display Configuration
The
DISP
submenu is used to configure the local display set-
tings. A list is shown in Table 74.
Test Display LEDs (TEST)
This is used to test the operation of the
Comfort
Link display.
Metric Display (METR)
This variable is used to change the display from English units
to Metric units.
Language Selection (LANG)
This variable is used to change the language of the
Com-
fort
Link display. At this time, only English is available.
Password Enable (PAS.E)
This variable enables or disables the use of a password. The
password is used to restrict use of the control to change config-
urations.
Service Password (PASS)
This variable is the 4-digit numeric password that is required if
enabled.
Remote Control Switch Input
The remote switch input is located on the ECB-1 board and
connected to TB6 terminals 1 and 3. The switch can be used
for several remote control functions. See Table 75.
Remote Input State (Inputs
GEN.I
REMT)
This is the actual real time state of the remote input.
Table 72 — Sensor Trim Configuration
Table 73 — Switch Logic Configuration
ITEM
EXPANSION
RANGE
UNITS
POINT
DEFAULT
SAT.T
Air Temp Lvg SF Trim
-10 to 10
^F
SAT_TRIM
0
RAT.T
RAT Trim
-10 to 10
^F
RAT_TRIM
0
OAT.T
OAT Trim
-10 to 10
^F
OAT_TRIM
0
SPT.T
SPT Trim
-10 to 10
^F
SPT_TRIM
0
CTA.T
Cir A Sat.Cond.Temp Trim
-30 to 30
^F
SCTATRIM
0
CTB.T
Cir B Sat.Cond.Temp Trim
-30 to 30
^F
SCTBTRIM
0
SP.A.T
Suct.Press.Circ.A Trim
-50 to 50
PSIG
SPA_TRIM
0
SP.B.T
Suct.Press.Circ.B Trim
-50 to 50
PSIG
SPB_TRIM
0
DP.A.T
Dis.Press.Circ.A Trim
-50 to 50
PSIG
DPA_TRIM
0
DP.B.T
Dis.Press.Circ.B Trim
-50 to 50
PSIG
DPB_TRIM
0
ITEM
EXPANSION
RANGE
CCN POINT
DEFAULT
SW.LG
SWITCH LOGIC: NO / NC
FTS.L
Filter Status Inpt-Clean
Open/Close
FLTSLOGC
Open
IGC.L
IGC Feedback - Off
Open/Close
GASFANLG
Open
RMI.L
RemSw Off-Unoc-Strt-NoOv
Open/Close
RMTINLOG
Open
ECS.L
Economizer Switch - No
Open/Close
ECOSWLOG
Open
SFS.L
Fan Status Sw. - Off
Open/Close
SFSLOGIC
Open
DL1.L
Dmd.Lmt.Sw.1 - Off
Open/Close
DMD_SW1L
Open
DL2.L
Dmd.Lmt.2 Dehumid - Off
Open/Close
DMD_SW2L
Open
IAQ.L
IAQ Disc.Input - Low
Open/Close
IAQINLOG
Open
FSD.L
Fire Shutdown - Off
Open/Close
FSDLOGIC
Open
PRS.L
Pressurization Sw. - Off
Open/Close
PRESLOGC
Open
EVC.L
Evacuation Sw. - Off
Open/Close
EVACLOGC
Open
PRG.L
Smoke Purge Sw. - Off
Open/Close
PURGLOGC
Open
Summary of Contents for WEATHERMAKER 48A2020
Page 112: ...112 Fig 20 Typical Main Control Box Wiring Schematic 48 50A Units ...
Page 113: ...113 Fig 21 Typical Auxiliary Control Box Wiring Schematic ...
Page 114: ...114 Fig 22 Typical 2 Stage Gas Heat Wiring Schematic Size 060 Units Shown ...
Page 115: ...115 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown TO NEXT PAGE ...
Page 116: ...116 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown cont ...
Page 117: ...117 Fig 24 Typical Electric Heat Control Schematic 50 Series Size 060 Units Shown ...
Page 118: ...118 Fig 25 Typical Controls Option Wiring Schematic SW1 SW2 OR DEHUMIDIFY SWITCH ...
Page 119: ...119 Fig 26 Typical Power Schematic 48 50A2 A3 A4 A5 060 Unit Shown ...
Page 120: ...120 Fig 27 Typical Power Schematic of Greenspeed Low Ambient Option 48 50A 060 Unit Shown ...
Page 121: ...121 Fig 28 Typical Small Chassis Component Location Size 020 035 Units ...
Page 122: ...122 Fig 29 Typical Large Chassis Component Locations Size 040 060 Units ...
Page 185: ...185 APPENDIX C VFD INFORMATION cont Fig F Internal Enclosure Fan Replacement A48 7716 ...