52
Table 52-1. BACnet Variable List
BACnet data type address description Value / (unit) attribute
1Fill valve status 0:off 1:on
2Drain valve status 0:off 1:on
3contactor 1 status 0:off 1:on
4contactor 2 status 0:off 1:on
5contactor 3 status 0:off 1:on
6contactor 4 status 0:off 1:on
8Network control 0:Local 1:Remote
1comm type 0:485 1:PSP
2Sensor select 0:Humidistat 1:RH sensor
3High limit sensor select 0:not use 1:use
4Outside temperature 0:not use 1:use
5Network enable 0:disable 1:enable
6Modulating Fill enable 0:enable 1:disable
1Desired RH / Demand (%)
2Steam Output (kg/hr)
3Water level 0:low 1:normal 2:high 3:exception
4 Run status
0:Idle 1:Steam gen. 2:Cycle drain 3:End of season drain 4:Bed dring 5:Failure 6:Drain 7:heat 8:Manual drain
9:Fill 10: Test 11: Manual stop 12: Empty drain
5 Bed life(hours)
6 Bed life(Minutes)
7 Run Time (hours)
8 Run Time (Minutes)
9 Drain Freq (hours)
10 Drain Freq (Minutes)
11 Idle Time (hours)
12 Idle Time (Minutes)
13 RH / Demand (Analog input)(%)
14 Duct value (%)
15 Outside temperature(
)
16 Water temperature(
)
17 Heat temperature(
)
18 Failure
1:Over temperature 2:High humidity/sail switch circuit is open 3:Illegal level switch state 4:Unit have reached
100% of bed life 5:Fill time out to low level 6:Water level dropped below level during normal run 7:Fill time
out from low to high level
19 Contactor number 1,2,3,4
20 Heating Element Power 0:1000W 1:3000 2:5000W 3:6650W 4:8000W
1Language Select 0:English 1:Chinese
2Set RH / Demand (%)
3Duct High Limit set point (%)
4Outside temp. high set point (
)
5Outside temp. low set point (
)
6Outside RH low set point (%)
7Run mode 0:Steam Gen 1:Manual Drain 2:Manual Fill 3:Unit stop
8AQUASTAT (
)
9Bed Life
0:500hours 1:750hours 2:1000hours 3:1250hours 4:1500hours 5:1750hours 6:2000hours 7:2250hours
8:2500hours 9:3000hours 10:No bed
10 Drain Cycle 0:6hours 1:12hours 2:24hours 3:48hours 4:96hours 5:Real time drain
11 Drain duration 0:1Minutes 1:5Minutes 2:10Minutes
12 Signal type 0:0-10V 1:0-5V 2:1.9-3.9V 3:4-20mA
13 PID_DIV
14 PID_PB
15 PID_SI (second)
16 PID_DG
17 Modulating Fill Cycle (second)
18 Modulating Fill duration (second)
19 Water temp. compensate (
)
20 Themocouple compensate (
)
analog ouput
BACNet variants list
binary input
binary output
Analog input
read only
read / write
read only
read / write