Data Aire’s dap4 Modbus TCP/IP
Document:600‐000‐961version4.08
Point
IndexDescriptionRead/
WriteVariableNameData
Type
Modbus
TCP/IP
17 Current minute R CURRENT_MINUTE I 35018
18 Current hour R CURRENT_HOUR I 35019
19 Current day R CURRENT_DAY I 35020
20 Current month R CURRENT_MONTH I 35021
21 Current year R CURRENT_YEAR I 35022
22 Firestat setpoint R/W Firestat_SP I 45023
23 Humidity High limit alarm R/W Hum_Hi_SP I 45024
24 Return air temp High alarm limit R/W Ret_Air_Hi_SP I 45025
25 Humidity low limit alarm R/W Hum_Lo_SP I 45026
26 Return air temp Low alarm limit R/W Ret_Air_Lo_SP I 45027
27 Humidity deadband R/W Hum_deadband I 45028
28 humidity setpoint R/W Hum_setpoint I 45029
29 Time before the system starts up R/W Start_dly I 45030
30 Optional Alarm 1 Delay R Del I 35031
31 Optional Alarm 2 Delay R Del I 35032
32 Optional Alarm 3 Delay R Del I 35033
33 Message on optional alarm screen, some also add function R Alarm1_txt I 35034
34 Message on optional alarm screen, some also add function R Alarm2_txt I 35035
35 Message on optional alarm screen, some also add function R Alarm3_txt I 35036
36 Message on optional alarm screen, some also add function R Alarm4_txt I 35037
37 Comps 0=none, 1=one, 2=one+UL, 3=two, 4=two+UL, 5=Four/two circuit R Comp_sel I 35038
38 0=none, 1= comp limited, 2=twocomp limited, 3= comp unlimited,
4=twocomp unlimited R Dehum_mode I 35039
39 0=None, 1=one, 2=one elect, 3=two, 4=three, 5=three elect R Reheat_sel I 35040
40 0=none, 1=comp mod, 2=comp non, 3= comf mod, 4= conf non mod R Hum_sel I 35041
41 Custom message on alarm R Alm_Contact_msg I 35042
42 0= start wo/alarm, 1= start w/alarm, 2= requires reset of alarm R PowerUp_sel I 35043
43 0=None, 1=short beeps, 2=long beep, 3=Constant R Buzzer_Select I 35044
44 Chilled water valve open percentage R CW_disp I 35045
45 Chilled Water Utilization Over Last Hour - This applies to Chilled water or
Energy saver units. R WtrVlv_duty I 35046
46 Humidifier Runtime - high R Hum_Hours_H I 35047
47 Humidifier Runtime - low R Hum_Hours_L I 35048
48 Blower Runtime - high R Blower_Hours_H I 35049
49 Blower Runtime - low R Blower_Hours_L I 35050
50 Optional Alarm 4 Delay R Del I 35051
51 0= no comp assist, 1=one comp assist, 2= two comp assist, 3... 4... R Assist_sel I 35052
52 Water valve type 0=none, 1=chill, 2=Engy, 3=Aux chill, 4=Disc Reg R WtrVlv_sel I 35053
53 Water valve voltage 0= 0-10, 1=2-10, 2=7-10, 3=6-9, 4=4-7 R WtrVlv_Volts_sel I 35054
54 Modulating humidifier percentage* R Hum_Volts I 35055
