ref | Description | default | range | |
C1 | SACT | sensor action 0 use local sensor unless remote sensor connected see use of nviRemoteTemp for Open systems 1 average valid sensor values 2 maximum of valid sensor values 3 minimum of valid sensor values |
0 | 0 to 3 |
C2 | HPRD | heating valve period or minimum on time | depends on driver type | 1 to 60 secs/10 |
C3 | HDLY | Interlock delay negative value delays fan (or pump) after heating starts positive value cause run on of fan after heating shuts down |
0 | -30.0 to 30.0 minutes |
C4 | MIND | Minimum demand | 4 | 0 to 100 |
C5 | MNFA | Minimum Fresh Air | 0 | -100 to 100 % |
C6 | MXAQ | maximum Fresh Air when Air Quality reading equal to or greater than this value | 80 | 0 to 100% |
C7 | MNAQ | minimum value for Air Quality overide | 20 | 0 to 100% |
C8 | DMPC | percentage of the AHU heating and cooling demand which is used to modulte the dampers. Zero disables this feature. | 0 | 0 to 100% |
C9 | ALRM | alarm mode 0 ignore alarms 1 report alarms 2 report alarms, shut down all outputs on alarm 3 report alarms, shut down all outputs on STOP alarm or sensor fail alarm |
1 | 0 to 3 |
C10 | ALST | not used | 0 | 0 to 1 |
C11 | MXVA* | Maximum voltage channel A | 10.0 | 0.0 to 10.0 volt |
C12 | MNVA* | Minimum voltage channel A | 0.0 | 0.0 to 10.0 volt |
C13 | MXVB* | Maximum voltage channel B | 10.0 | 0.0 to 10.0 volt |
C14 | MNVB* | Minimum voltage channel B | 0.0 | 0.0 to 10.0 volt |
ref | Description | default | range | |
INPUTS | ||||
I1 (C30) | FRST | Frost | 0 to 1 | |
I2 (C31) | OCCD | AHU Occupied | 0 to 1 | |
I3 (C32) | OSRT | Optimum Start not used | 0 to 1 | |
I5 (C34) | COOL | Cool mode | ||
I6 (C35) | RLYA | relay A | 0 to 1 | |
I7 (C36) | RLYB | relay B | 0 to 1 | |
I8 (C37) | RLYC | relay C | 0 to 1 | |
SWITCHES | ||||
W1 (C38) |
AUTO | Controller in automatic control | ||
W2 (C39) |
OVRD | Override W1 and W2 used together with Doorway Auto/manual dialog box |
||
SENSORS | ||||
S1 (C50) | TEMP | Mixed Air temperature | 0 to 95 deg C | |
S2 (C51) | HCOP | Controller output | -100 to 100 | |
S3 (C52) | REQD | Controller current setpoint | 0 to 95 deg C | |
S4 (C53) | AIRQ | Air Quality sensor value | 0 to 100 | |
S5 (C54) | POSN | Demand to damper | 0 to 100 | |
KNOBS | ||||
K1 | MNFA | Minimum Fresh Air | 0 | -100 to 100 % |
K2 | MXAQ | maximum Fresh Air when Air Quality reading equal to or greater than this value | 80 | 0 to 100% |
K3 | MNAQ | minimum value for Air Quality overide | 20 | 0 to 100% |
ref | Description | default | range | |
C70 | UNDH | sets very Low muzzy level for heating loop | 6.0 | 10 to 200 |
C71 | OVRH | sets very High muzzy level for heating loop | 6.0 | 10 to 200 |
C72 | DBBH | deadband sets limit for OK band for heating loop | 2.0 | 10 to 200 |
C73 | RCGH | max rate of change heating | 1 to 250 | |
C74 | GN H | gain heating | 20 | 1 to 250 |
C75 | UNDC | sets very Low muzzy level for cooling loop | 6.0 | 10 to 200 |
C76 | OVRC | sets very High muzzy level for cooling loop | 6.0 | 10 to 200 |
C77 | DBBC | deadband sets limit for OK band for cooling loop | 2.0 | 10 to 200 |
C78 | RCGC | max rate of change cooling | 1 to 250 | |
C79 | GN C | gain cooling | 20 | 1 to 250 |
ref | Description | default | range | |
C130 | PN A | config variable number for channel A | 51 | 0 to 255 |
C131 | PT A | period code for plot A | 1 | 1 to 4 |
C132 | PN B | config variable number for channel B | 52 | 0 to 255 |
C133 | PT B | period code for plot B | 1 | 1 to 4 |
ref | Description | default | range | |
C150 | HTYP | Channel 1 (heating) driver type | 1 | 0 to 9 |
C151 | HSTG | Channel 1 number of stages | 2 | 0 to 8 |
C152 | CTYP | Channel 2 (cooling) driver type | 1 | 0 to 9 |
C153 | CSTG | Channel 2 number of stages | 0 | 0 to 8 |
C154 | FTYP | not used | 0 to 7 | |
C155 | FSTG | not used | 0 to 5 |