DHW Controller
with 3 x Triac Outputs

Feature
Notes		 Configuration Tables Data Sheet D2
(282kb PDF) s/w version 4c1		 Wiring History

Configuration Tables

Latest released version is 4c1
Document last updated 01/11/2001
Recent features not included on Data sheet are in RED text

Configuration Parameters

Doorway / InSite Code Label Description Units Default Value Range
C1 SACT Sensor Action
0: Use ’temp’ sensor for control, input 3-4 for high limit/VFC
1: Use average of valid sensor values (INMD = 0)
2: Use maximum of valid sensor values (INMD = 0)
3: Use minimum of valid sensor values (INMD = 0)		 - 0 0 to 3
C2 SCAL Sensor Calibration Deg C 0 -5 to 5
C3 SPMD Midpoint of Setpoint Adjustment Deg C 55 10 to 95
C4 SPRG Setpoint Adjustment Range Deg C 25 0 to 50
C5 SPTY Setpoint Type
0: Setpoint set locally on parameter K1, occupancy supervised from a master Zone Controller using Time Schedule supervision
1: Setpoint (and occupancy) supervised from master Zone Controller using Setpoint Supervision
2: Setpoint set locally on parameter K1, occupancy controlled by multiple zone controllers using Occupancy Demand		 - 1 0 to 2
C6 SUMR Summer Immersion Heater Temperature
Immersion enabled if LOFL allows and Outside temp > SUMR 		Deg C 15 0 to 30
C7 LOFL Low Flow (used with SUMR)
Immersion enabled if SUMR allows and Boiler flow < LOFL 		Deg C 30 10 to 70
C8 VMDE

DHW Control Valve Mode
0: DHW Valve closed until boiler flow temp > DHW temp
1: Boiler flow temp ignored
2: DHW heated from VT circuit (set HTSC Heat Source to 0)

 - 1  
C9 XHRS Hours Extension when Override set from Dooway / InSite - 1 0 to 8
C10 FRSE Fabric/Frost Rise Deg C 0 0 to 10
C11 INMD

Input Mode for input terminals 3 and 4
0: Additional temperature input for max, min, ave using SACT
1: External occupation (input linked = Occupied) AND
with internal Occupation
2: External occupation (input linked = Occupied) OR
with internal Occupation
3: External Occupation signal only
4: Alarm input
5: Pump Alarm

- 0 0 to 5
C12 MIND Minimum Demand for occupation output to operate
0: When demand drops to zero, pump continues to run
MIND > 1: When demand drops to zero, pump stops 		- 0 0 to 10
C13 OCCO Occupied Only (select Optimum Start or Occupation Switch operation)
0: Occupancy starts at Optimum Start time
1: Occupancy starts at Occupation Start time 		- 0 0 to 1
C14 HPRD Heating Driver Stroke/Minimum On Time Secs/10 Depends on driver 1 to 240
C15 HDLY Heating Interlock Delay Mins 0 -30 to 30
C16 CPRD Electric Heating Minimum on Time Secs/10 Depends on driver 1 to 240
C17 CDLY

Immersion Heater Interlock Delay
Negative value delays pump after immersion heater starts
Positive value runs pump on after immersion heater stops

Mins 0 -30 to 30
C18 FRPT

Frost Protection Mode
0: No action
1: Open DHW valve 50%
2: Open DHW valve and run pump

 - 0 0 to 2
C19 MANL Manual Level, set by Doorway and InSite % 0 0 to 100
C20 STAT Thermostatic control mode
0: Normal Fuzzy Logic Control
1: Thermostatic action with +/- 4 Deg C deadband		 - 0 0 or 1
C21 AJST Adjust Start Time. Offsets DHW start from supervising zone Hrs 0.0 -10 to 10
C22 AJSP Adjust Stop Time. Offsets DHW stop from supervising zone Hrs 0.0 -10 to 10
C23 ALRM Alarm Mode
0: Ignore alarms
1: Report all alarms to Doorway/InSite,
no control action, no flashing Temp indicator
2: Report all alarms, shut down all outputs on alarm
3: Report all alarms, shut down on STOP alarm or local alarm
4: Report all alarms, shut down on STOP alarm only		 - 0 0 to 4
C24 ALST

Alarm report sense
0: Alarm if input = 0 (contact open), pump running if input = 1 (closed)
1: Alarm if input = 1 (contact closed), pump running if input = 0 (open)

 - 0 0 to 1
C25 HTSC Heat source - 1 0 to 8255
C26 OCDS Occupation Destination - 0 0 to 8255
C27 HTCT Heating Demand sent as CT Deg C 70 0 to 100

 

Monitoring Parameters

Doorway / InSite Code Label Description Units Default Value Range
I1 (C30) FRST Frost Protection Mode (SPNO violated) - - 0 to 1
I2 (C31) OCC Occupied - - 0 to 1
I3 (C32) OSRT Optimum Start in Operation - - 0 to 1
I4 (C33) EXTI External Input State - - 0 to 1
I5 (C34) HILM DHW High Limit exceeded - - 0 to 1
I6 (C35) RLYA Triac A Status - - 0 to 1
I7 (C36) RLYB Triac B Status - - 0 to 1
I8 (C37) RLYC Triac C Status - - 0 to 1
W1 (C38) AUTO Automatic/Manual Status - - 0 to 1
W2 (C39) OVRD Override - - 0 to 1
W5 (C42) HAND Manual Hand; use with MANL to set output level - 0 0 to 1
W6 (C43) POT not used in this application - 0 0 to 1
W7 (C44) SERV Service Pin Msg (to Doorway +InSite, self resetting) - - 0 to 1
W8 (C45) CGST Configuration Mode Status - - 0 to 1
S1* (C50) HWT Hot Water Temperature Deg C - 0 to 95
S2* (C51) DMND Control Demand % - 0 to 100
S3 (C52) HWSP Hot Water Setpoint Deg C - 10 to 95
S4 (C53) HTOP Heating Output to actuator % - 0 to 100
S5 (C54) OPST Optimum Start Time hours - 0 to 24
S6 (C55) OPOK Optimum Start Completion hours - 0 to 24
S7 (C56) HWT2 Hot Water Top Temperature Deg C - 0 to 95
K1 (C60) SPOC Occupation Setpoint Deg C 55 10 to 95
K2 (C61) SPNO Non-Occupation Setpoint Deg C 10 5 to 95
K3 (C62) SPSV Supervised Setpoint from Master Controller Deg C - 0 to 95
K4 (C63) SPMX Maximum Temperature high limit Deg C 0 0 to 95
K5 (C64) MXOS Maximum Optimum Start time hours 6 1 to 24
K6 (C65) MXOF Maximum Optimum Stop time hours 2 0 to 4
    Engineering Parameters; only accessible via Doorway and InSite      
C83 MANL Used with W5 HAND to position VT Valve manually % 0 0 to 100
C90 NOAL No Alarms; all alarms cleared when set to 1     0 or 1
C91 SENF Sensor Failed (when set to 1)     0 or 1
C92 RPVF not used in this application     0 or 1
C93 EXTN Volt-Free Contact alarm (when set to 1)     0 or 1
C94 PMPF Pump Failed (when set to 1)     0 or 1
C95 STOP STOP alarm received (when set to 1)     0 or 1
C160 OPST Optimum Start time hours - 0 to 24
C161 OPOK Optimum Start Completion hours - 0 to 24
C162 MXOS Maximum Optimum Start time hours 6 1 to 24
C163 MXOF Maximum Optimum Stop time hours 2 0 to 4
C164 OPTE Optimum start Error allowed Deg C 1 0.5 to 5
C180 DI A Input 3-4 digital status - - 0 or 1
C181 DI B Input 5-6 digital status - - 0 or 1
    * 24 hour plots available for these values by default      
    Plotting interval and plotted variable changeable via Doorway or InSite      

 

 

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