| Name |
SNVT type |
in/ out |
normal connection |
| nciNetConfig | SNVT_config_src | in | when set TRUE disables inbuilt binding |
| nciLocation | SNVT_str_asc | in | node label string.. application updates it when address changed |
| nviConfigPara | single byte parameter number | in | used to read config parameter, node replies
with data in SeaChange data structure |
| nviConfigData | SeaChange data structure | in | writes new config parameter data |
| nviHeatTrim | SNVT_lev_cont | in | heat demand from AHU Controller |
| nviCoolTrim | SNVT_lev_cont | in | cool demand from AHU Controller |
| nviAhuData | SeaChange structure ahu_op | in | Data from AHU |
| NV_RT_Clock | SNVT_date_time | in | connected to nvoClock on Boiler controller |
| NV_day_of_week | SNVT_date_day | in | connected to nvoDayofWeek on Boiler controller |
| NV_outside_temp | SNVT_temp | in | connected to nvoOutsideTemp on Boiler Controller |
| NV_boiler_temp | SNVT_temp | in | connected to nvoBoilerTemp on Boiler Controller |
| nviInstallZone | SNVT_lev_cont | in | used to display installed zone number |
| nviOutsideTemp | SNVT_temp_p | in | Outside temperature connected to optional networked sensor |
| nviOutsideRH | SNVT_lev_cont | in | Outside RH connected to optional networked sensor |
| nvoMeasuredTemp | SNVT_temp_p * | out | current measured temperature |
| nvoEffectSetPt | SNVT_temp_p | out | current setpoint |
| nvoHeatOutput | SNVT_lev_percent * | out | Heating Demand |
| nvoCoolOutput | SNVT_lev_percent * | out | Cooling Demand |
| nviHeatOutput | SNVT_lev_percent | in | Heating Demand |
| nviCoolOutput | SNVT_lev_percent | in | Cooling Demand |
| nviOccSetpoint | SNVT_temp_p | in | Occupied setpoint, changes EEPROM value so update rate needs to be carefully considered |
| nvoOccSetpoint | SNVT_temp_p | out | current Occupied setpoint |
| nvoCurrentOp | SNVT_lev_percent | out | current output level or valve position |
| nvoDigIn | single byte | out poll |
Eight status signals, one per bit interlock A; interlock B; interlock C; interlock D; occupied; spare;
spare; spare |
| nvoSwitch | single byte | out poll |
Status of eight switches one per bit Automatic; Override; spare; spare; spare; spare; spare; Config mode |
| nviSwitch | single byte | in | Writes to eight switches one per bit as above |
| nviPlotRequest | SeaChange plot request | in | proprietory data structure |
| nciSndHrtBt | SNVT_time_sec | in | heartbeat setting for update time of SNVT values marked with a * |