Modine Manufacturing Airedale ClassMate CMD - Typical BMS - EMS - BAS System Variables

30
MODINE CONTROLS SYSTEM MANUAL
ClassMate and SchoolMate Models
AIR74-525.1
Typical BMS - EMS - BAS System Variables
Carel Side BMS Side
Carel
Index
Description
Read/
Write
Variable Name
Data
Type
BACNet Lon Name SNVT
1 Return Air Temperature Sensor R ra_temp A AV1 nvora_temp temp_p
2 Indoor Coil Temperature Sensor R indoor_coil_temp A AV2 nvoid_coil_temp temp_p
3 Outdoor Coil Temperature Sensor R oa_coil_temp A AV3 nvooa_coil_temp temp_p
4 Supply Air Temperature Sensor R sa_temp A AV4 nvosa_temp temp_p
5 Outside Air Humidity Sensor R oa_humidity A AV5 nvooa_humidity lev_percent
6 Outside Air Temperature Sensor R oa_temp A AV6 nvooa_temp temp_p
7 Liquid Line Pressure R ll_pressure A AV7 nvoll_pressure count
8 Control Temperature R cntrl_sensor A AV8 nvocntrl_sensor temp_p
10
Cooling Temperature Setpoint
from Keypad
R/W pco_temp_setpt A AV9 nvo/nvipco_temp_setp temp_p
11
Heat Setpoint Offset from Cooling
Setpoint
R/W ht_offset A AV10 nvo/nviht_offset temp_p
12
Heating Setpoint = Cooling
Setpoint Minus Heating Diff
R main_ht_sp A AV11 nvomain_ht_sp temp_p
13 TH-Tune Temperature Setpoint R/W ThTune_1_Temperature_setpoint A AV12 nvo/nviThTune_Setp_T temp_p
14 pAD Temperature Setpoint R/W pAD_Setp_Temp A AV13 nvo/nvipAD_Setp_T temp_p
15 Unoccupied Cooling Setpoint R/W Unocc_clg_setp A AV14 nvo/nviUnoc_clg_setp temp_p
16 Unoccupied Heating Setpoint R/W Unocc_ht_setp A AV15 nvo/nviUnoc_ht_setp temp_p
17 Standby Cooling Setpoint R/W standby_clg_setp A AV16 nvo/nviStby_clg_setp temp_p
18 Standby Heating Setpoint R/W standby_ht_setp A AV17 nvo/nviStby_ht_setp temp_p
19
Low Limit for Economizer to be
Enabled
R/W ec_low_limit A AV18 nvo/nviEcon_low_stpt temp_p
20 Actual Control Cooling Setpoint R Cntrl_set A AV19 nvoCntrl_setp temp_p
21 Geo Water Out R geo_water_out_temp A AV20
nvogeo_water)out temp_p
22
Set Maximum Temperature for
PAD
R/W SetMax_Temp A AV21 nvo/nviSetMax_Temp temp_p
23
Set Minimum Temperature for
PAD
R/W SetMin_Temp A AV22 nvo/nviSetMin_Temp temp_p
24 Economizer Setpoint R/W ec_oa_set A AV23 nvoec_oa_set temp_p
30 Economizer Supply Low Limit R/W ec_sa_ll_bd_BMS A AV24
1 Space CO2 Level R co2_sensor_disp I AV1001 nvoco2_level count
2 CO2 Maximum Setpoint R/W ec_co2_max I AV1002 nvo/nviCO2_max_stpt NotSet
3 Control Humidity R cntrl_h_sensor I AV1003 nvocntrl_h_sen lev_percent
4 Humidity Setpoint from Keypad R/W pco_hum_setpt I AV1004 nvo/nvipco_setp_h lev_percent
5 pAD Humidity Setpoint R/W pAD_Setp_Humid I AV1005 nvo/nvipAD_setp_h lev_percent
6 TH-Tune Humidity Setpoint R/W ThTune_1_Humidity_setpoint I AV1006 nvo/nviThTune_setp_h NotSet
7 Economizer Damper Position R econ_disp I AV1007 nvoecon_disp lev_percent
8 Inside Humidity Sensor R inside_humidity I AV1008 nvoinside_hum lev_percent
9 Hot Water Valve Position R hot_water_valve-Disp I AV1009 nvoHw_Valve_disp lev_percent
10 Ventilation Fan CFM Rate R cfm_vent_rate_disp I AV1010 nvoERM_CFM count
11 CO2 Minimum Set Point R/W ec_co2_min I AV1011 nvo/nviCO2_min_stpt temp
12 CO2 Damper Max Position R/W ec_damper_max_co2 I AV1012 nvo/nviec_max_co2 lev_percent
80 Current Day R CURRENT_DAY I AV1013
81 Current Month R CURRENT_MONTH I AV1014
82 Current Year R CURRENT_YEAR I AV1015