Doorway / InSite Code
|
Label
|
Description
|
Units
|
Default Value
|
Range
|
C1
|
SPAH
|
Occupied Setpoint
|
Deg C
|
20
|
10.0 - 55.0
|
C2
|
SPDB
|
Setpoint Deadband
|
Deg C
|
1
|
0 to 10.0
|
C3
|
SPTR
|
Setpoint Trim; is added to the Occupied Setpoint (C1) to produce the
working setpoint, used when setpoint is slaved from a Zone Controller
|
Deg C
|
0
|
-10.0 to 10.0
|
C4
|
SPTY
|
Setpoint Type; used to select mode of control :
FRE Type:-
3: Constant Supply Temp; setpoint = C1 / K1 .
4: Constant Supply Temp; setpoint slaved from a Zone Controller
RET Type:-
0: Constant Return Temp using Cascade (aka Reset) control; setpoint =
C1/K1
1: Constant Return Temp using Cascade (aka Reset) control; setpoint slaved
from a Zone Controller
6: Constant Return Temp only (no Cascade/Reset control); setpoint = C1/K1
7: Constant Return Temp only (no Cascade/Reset control); setpoint slaved
from a Zone Controller
SUP Type:-
2: Variable Supply Temp based on heat/cool demands from one or more Zones/Terminal
Units
5: Variable Supply Temp; supply setpoint slaved from another AHU
|
-
|
Depends on type
|
0 to 7
|
C5
|
SPFR
|
Frost Protection Setpoint; opens valves to 50% if OAT< SPFR
|
Deg C
|
10
|
0 to 20.0
|
C6
|
INMD
|
Input Mode; decides influence of external Volt Free Contact
0: Normal operation, external signal ignored
1: Occupied is External AND normal occupation
(window contact or contact used to stop AHU)
2: Occupied is External OR normal occupation
(Occupancy extension switch for outside normal hours)
3: Occupation controlled by external signal only
|
-
|
0
|
0 to 3
|
C7
|
MAXS
|
Maximum supply air setpoint
|
Deg C
|
30
|
2 to 80
|
C8
|
MINS
|
Minimum supply air setpoint
|
Deg C
|
10
|
0 to 50
|
C9
|
CUTS
|
Supply Air safety cutoff;
0: This feature inactive; AHU will not shut down
>0: If Supply Air falls below this value, AHU will shut down
|
Deg C
|
4
|
0 to 20
|
C10
|
NTCL
|
Night Cooldown Setpoint; if Return Air sensor fitted, can be used to
pre-cool the building using free cooling at night:
0: Night Cooling disabled
>0: value used as Night Cooldown Setpoint
|
Deg C
|
0
|
0.0 to 25.0
|
C11
|
MIND
|
Minimum Demand necessary to run the AHU; (SUP version only)
0: AHU will run if any Zone is in Occupation or Warm-Up
(used for plants that are supplying Fresh Air)
>0: AHU will only run if max Zone demand is higher than MIND
(used for plants not supplying Fresh Air)
Not used, set to 0 in this application (FRE and RET versions only)
|
%
|
0
|
0 to 10
|
C12
|
MRUN
|
Minimum Run Time for AHU
|
Mins
|
5
|
0 to 20
|
C13
|
HPRD
|
Heating Valve Stroke Time (for Wet Coils) or Minimum-On Time for Electric
Heater
|
Secs/10
|
18
|
2 to 60
|
C14
|
CPRD
|
Cooling Valve Stroke Time (for Wet Coils) or Minimum-On Time for Electric
Cooling stage
|
Secs/10
|
18
|
2 to 60
|
C15
|
SFRT
|
Supply First; used to ensure positive pressurisation of building:
0 : Extract Fan starts before Supply Fan
1 : Supply Fan starts before Extract Fan
|
-
|
1
|
0 to 1
|
C16
|
OCCO
|
Occupancy Only; (FRE and RET versions only)
0 : AHU Runs in Warm-Up, Occupation and Fabric Protection
1: AHU Runs in Occupation only
Not used, set to 1in this application (SUP version only)
|
-
|
1
|
0 to 1
|
C17
|
RTRY
|
Retry Delay after fan failure has shut down AHU (before AHU restarts)
|
Hours
|
0
|
0 to 24
|
C18
|
HTSC
|
Heat Source; defines source of heat for Heater Battery:
0: for Electric Battery or non-SeaChange Boiler plant
1-20: to indicate source of heat (Boiler, Secondary Circuit
Controller etc.), set automatically during registration
|
-
|
1
|
0 to 20
|
C19
|
CLSC
|
Cool Source;
0: for Electric Battery or non-SeaChange cooling plant,
1-20: to indicate source of cooling (Chiller etc.)
|
-
|
0
|
0 to 20
|
C20
|
OCDS
|
Occupancy Destination; Occupancy demand signal “pointer” points
to other AHUs or
other controllers:
0: feature is inactive
51-100 : will send Occupancy Status to AHU 1 - 50
(for AHU 1, set to 51, AHU2, set to 52 etc.)
101-200: will send Occupancy Status to Zones 1-100
(for Zone 1, set to 101, Zone 2, set to 102 etc.)
|
-
|
0
|
0 to 255
|
C21
|
HTCT
|
CT demand to Heat Source when in heating
|
Deg C
|
70
|
10 to 100
|
C22
|
CLCT
|
CT demand to Cool Source when in cooling
|
Deg C
|
10
|
0 to 30
|
C23
|
HTSG
|
Number of Heating Stages (not used if wet heating battery)
|
-
|
2
|
1 to 5
|
C24
|
CSTG
|
Number of Cooling Stages (not used if wet cooling battery)
|
-
|
2
|
1 to 5
|
C25
|
HCOK
|
Heat/Cool OK;
1: allows heating and cooling to run simultaneously for closer
control when using staged DX battery with modulating
heating coil (not to be set when using DeHum control)
0: simultaneous heating and cooling not allowed (unless
DeHum control is enabled using RHSP)
|
-
|
0
|
0 to 1
|
C26
|
ALRM
|
Alarm Mode:
0: Ignore Alarms
1: Report Alarms to supervisor
(Fan Failure, Filter Blocked, Danger of Freezing, Outside Temperature
sensor fault)
2: Report Alarms, shut down all outputs on STOP Alarm
3: as 2) above, and shut down TP or Staged outputs on Fan Failure
|
-
|
0
|
0 to 3
|
C27
|
ALST
|
Alarm State: State of inputs for Fan Failure/Filter Blocked:
0: Contact Opening generates alarm
1: Contact Closure generates alarm
|
-
|
0
|
0 to 1
|
C28
|
MANL
|
Manual level from Doorway or InSite
|
%
|
0
|
-100 to 100
|
C29
|
ADLY
|
Alarm delay (non system master only)
provides a grace time between
the Fan Fail alarm occuring and the AHU being shut down, Usually used
for FanFail alarm when the fan is interlocked with inlet dampers which
have a long travel time.
|
seconds
|
20
|
10 to 250
|
C29
|
DOMN
|
Own Domain (system master only)
|
|
0
|
0 to 8
|
Doorway / InSite Code
|
Label
|
Description
|
Units
|
Default Value
|
Range
|
I1 (C30)
|
INPA
|
Input A (fan fail) input status (Contact Closure = 1)
|
-
|
-
|
0 to 1
|
I2 (C31)
|
INPB
|
Input B (filter blocked) input status (Contact Closure = 1)
|
-
|
-
|
0 to 1
|
I3 (C32)
|
RLYA
|
Heating relay 1 status
|
-
|
-
|
0 to 1
|
I4 (C33)
|
RLYB
|
Heating relay 2 status
|
-
|
-
|
0 to 1
|
I5 (C34)
|
RLYC
|
Cooling relay 1 status
|
-
|
-
|
0 to 1
|
I6 (C35)
|
RLYD
|
Cooling relay 2 status
|
-
|
-
|
0 to 1
|
I7 (C36)
|
SFAN
|
Supply Fan status
|
-
|
-
|
0 to 1
|
I8 (C37)
|
EFAN
|
Extract Fan Status
|
-
|
-
|
0 to 1
|
W1 (C38)
|
AUTO
|
Automatic/Manual Status
|
-
|
-
|
0 to 1
|
W2 (C39)
|
OVRD
|
Override
|
-
|
-
|
0 to 1
|
W3 (C40)
|
RSET
|
Reset AHU after Fan failure shutdown (auto resetting after use)
|
-
|
-
|
0 to 1
|
W4 (C41)
|
DHDM
|
Enable dehumidification demand from the Humidity Controller
|
-
|
0
|
0 to 1
|
W5 (C42)
|
HAND
|
Manual Hand from Doorway or InSite
|
-
|
0
|
0 to 1
|
W6 (C43)
|
TWOP
|
Enable Two Pipe mode (non system master only)
|
-
|
0
|
0 to 1
|
W6 (C43)
|
RPLN
|
Replace missing node (system master only)
|
-
|
1
|
0 to 1
|
W7 (C44)
|
SERV
|
Remote initiation of service pin message (SeaChange diagnostic use)
|
-
|
-
|
0 to 1
|
W8 (C45)
|
CGST
|
Configuration mode status
|
-
|
-
|
0 to 1
|
|
|
W1 and W2 used together with Doorway Auto/Manual dialog box
|
|
|
|
S1* (C50)
|
SPLA
|
Supply Air Temperature
|
Deg C
|
-
|
0 to 80
|
S2* (C51)
|
RTNA
|
Return Air Temperature
|
Deg C
|
-
|
0 to 80
|
S3* (C52)
|
HCOP
|
Heat / Cool output to Batteries
|
%
|
-
|
-100 to 100
|
S4 (C53)
|
INCL
|
Inter-coil temperature (not used in this application)
|
Deg C
|
-
|
0 to 50
|
S5 (C54)
|
OUTS
|
Outside Temperature (locally wired or via network)
|
Deg C
|
-
|
-30 to 35
|
S6 (C55)
|
SPSL
|
Current Supply temperature Setpoint
|
Deg C
|
-
|
5 to 30
|
S7 (C56)
|
SPRT
|
Current Return Temperature Setpoint
|
Deg C
|
-
|
5 to 30
|
S8 (C57)
|
SPLH
|
Supply Air Humidity
|
%
|
-
|
0 to100
|
S9 (C58)
|
RTNH
|
Return Air Humidity
|
%
|
-
|
0 to100
|
S10.(C59)
|
OUTH
|
Outside Air Humidity
|
%
|
-
|
0 to100
|
K1 (C60)
|
SPOC
|
Occupied Setpoint
|
Deg C
|
20
|
2 to 55
|
K2 (C61)
|
SPFR
|
Frost Protection Setpoint
|
Deg C
|
0
|
2 to 55
|
K3 (C62)
|
SPSV
|
Supervised Setpoint from Zone Controller (overrides C60)
|
Deg C
|
0
|
0 - 60
|
K4 (C63)
|
SPTR
|
Setpoint Trim; added to C62 to form current setpoint
|
Deg C
|
0
|
-10 to 10
|
K5 (C64)
|
RHSP
|
RH Setpoint for Return Air Humidity;
0: Disables Dehumidification
10 - 100: forms setpoint for Dehum control
|
%
|
0
|
10 to 100
|
K6 (C65)
|
RHDB
|
RH deadband for Dehumidification
|
%
|
5
|
2 to 50
|
|
|
Engineering Parameters; only accessible via Doorway and InSite
|
|
|
|
C90
|
NOAL
|
No Alarms; all alarms cleared when set to 1
|
-
|
-
|
0 to 1
|
C91
|
FANF
|
Fan Failure Alarm current (when set to 1)
|
-
|
-
|
0 to 1
|
C92
|
FLTF
|
Filter Blocked Alarm current (when set to 1)
|
-
|
-
|
0 to 1
|
C93
|
FREZ
|
Danger of Freezing Alarm current (when set to 1)
|
-
|
-
|
0 to 1
|
C94
|
OUTF
|
No Outside Temperature Available Alarm current (when set to 1)
|
-
|
-
|
0 to 1
|
C95
|
SUPF
|
Supply Sensor Failed (when set to 1)
|
-
|
-
|
0 to 1
|
C96
|
STOP
|
Controller shut down due to System Stop Alarm received (when set to
1)
|
-
|
-
|
0 to 1
|
|
|
These parameters are factory set; refer to SeaChange for special applications
before changing these settings
|
|
|
|
C154
|
HRMN
|
Heating Driver input rescale minimum
|
%
|
0
|
0 to 100
|
C155
|
HRMX
|
Heating Driver input rescale maximum
|
%
|
100
|
0 to 100
|
C156
|
CRMN
|
Cooling Driver input rescale minimum
|
%
|
0
|
0 to 100
|
C157
|
CRMX
|
Cooling Driver input rescale maximum
|
%
|
100
|
0 to 100
|
C160
|
HDMD
|
Heating Demand from Return Loop to SupplySetpoint calculation
|
%
|
-
|
0 to 100
|
C161
|
CDMD
|
Cooling Demand from Return Loop to Supply Setpoint calculation
|
%
|
-
|
0 to 100
|
C162
|
HOUT
|
Heating Demand from Supply Loop to Driver and sub modules
|
%
|
-
|
0 to 100
|
C163
|
COUT
|
Cooling Demand from Supply Loop to Driver and sub modules
|
%
|
-
|
0 to 100
|
C164
|
HDRV
|
Heating Demand to output Driver after rescaling
|
%
|
-
|
0 to 100
|
C165
|
COUT
|
Cooling Demand to output Driver after rescaling
|
%
|
-
|
0 to 100
|
C166
|
DHOF
|
Dehumidification Offset from
Humidity Controller
|
%
|
-
|
0 to 140
|
C180
|
HFLW
|
Heating (cooling) medium temperature
from Heat/Cool source, used for two pipe selection and start up interlocks
|
-
|
-
|
0 to 140
|
C181
|
SILK
|
start up interlock
|
-
|
-
|
0 to 1
|
C182
|
DHON
|
de humidification on
|
-
|
-
|
0 to 1
|
|
|
* 24 hour plots available for these values by default
|
|
|
|
|
|
Plotting interval and plotted variable changeable via Doorway or InSite
|
|
|
|
