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Information and daily setup screens
Airtec HydroSens
< AHU >
Software V. 1.00
Status OK
- Software type/version and system status.
< AHU Overview >
°-1- °-2- °-3-
Step X X X
Control % XXX XXX XXX
Room %RH XXX XXX XXX
Setpoint XX XX XX
Duct %RH XXX XXX XXX
Setpoint XX XX XX
- Step, control %, room and duct %RH/setpoint.
To change setpoints, enter password.
< System >
Operation, hours XXXXXX
Pump, hours XXXXXX
Oil, hours XXXXXX
Reset Service Yes
Pressure, Bar XX.X
Inverter, Amps XX.X
Show Service popup Yes
- Hours, pressure and amps.
User password can:
- reset service (incl. oil hours).
Maintenance password can also:
- edit pump and oil hours.
- enable/disable service popup .
Shared User and Maintenance setup Screens
Valve Hours
D1.1 XXXXXX D3.1 XXXXXX
D1.2 XXXXXX D3.2 XXXXXX
D1.3 XXXXXX D3.3 XXXXXX
D2.1 XXXXXX
D2.2 XXXXXX
D2.3 XXXXXX
- Valve hours.
User password:
- read only.
Maintenance password:
- edit valve hours.
Flow Limit
D1.1 XX.X D3.1 XX.X
D1.2 XX.X D3.2 XX.X
D1.3 XX.X D3.3 XX.X
D2.1 XX.X
D2.2 XX.X
D2.3 XX.X LowFlow XX.X
- Flow limit for all valves and LowFlow.
Read only, value is automaticly stored during flow test.
Flow Test & Setup
Test Duct X.X Yes
Hysteresis, Hz XX.X
Inverter Freq, Hz XX.X
LowFlow Installed Yes
Alarm Delay, Sec. XX
Alarm On
- Flow test, hysteresis, inverter Hz, flow alarm & delay
User password can:
- run flow test (select duct/valve and change No to Yes).
- edit hysteresis.
Maintenance password can also:
- enable/disable LowFlow installed.
- set flow alarm delay.
- turn flow alarm off. After 1 hour it turns on again
Maintenance setup screens
AHU Control Setup
AHU 1 0-100%
AHU 2 Room %RH
AHU 3 Off
Offset %RH ± Room/Duct
AHU 1 -X/-X
AHU 2 -X/-X
AHU 3 -X/-X
- Setup of control method and sensor offset
Control methods:
- Off
Deactiveated.
- 0-100%
External controlsignal 0-10 V DC.
- Room %RH
Room humidification sensor 0-10 V DC.
Sensor Offset
± 9 %RH.
PI Gain and time
Room
P gain xxx
I time xxx
Duct
P gain xxx
I time xxx
- Reaction setup
P gain
How much it reacts (1-255).
the higher the number the more it reacts.
I time
How fast it reacts (1-255).
the lower the number the faster it reacts.
Alarm %RH & Hysteresis
Low limit, %RH XX
High limit, %RH XXX
Duct 1, %RH XX
Duct 2, %RH XX
Duct 3, %RH XX
Hysteresis Downstep X
- %RH alarm limits and downstep hysteresis.
%RH alarm limits:
- Low limit
Room low limit (default 10).
- High limit
Room high limit (default 80).
-Duct X
Duct max. limit (default 88).
Hysteresis
Delayed stepdown in % control signal.
Alarm Out NC
External Alarm NC
Alarm Delay, Sec. XX
Enable 2nd PLC Yes
Valve Pause, Sec. XX
Hygiene Rinse
Rinse time, Sec. XX
Hours between XX
- Setup alarm out, 2
nd
PLC, valve pause and rinse
- Alarm Out
Normaly Closed/Open.
- External Alarm IN Normaly Closed/Open.
- Ext. Alarm Delay Sec. before alarm.
- 2nd PLC
Installed Y/N (AHU 3).
- Valve pause
Sec. between stop and start.
Hygiene Rinse:
- Rinse time
Length of hygiene rinse (sec.).
- Hours between Hours between hygiene rinse
SDcard
Backup SDcard Yes
- Setup SDcard fault message
(from V.2.40)
Backup SDcard
- Yes
Enables the SDcard fault screen.
- No
Disables the SDcard fault screen, but
backup is still done if a SDcard is present.
Adjust By-Pass
Adjust By-Pass Yes
Pressure, Bar XX.X
- Pressure and adjusting by-pass.
Before adjusting, make sure one valve is open!
Adjust by-pass:
- change ”No” to ”Yes” (resets to ”No” after 30 sec.).
- adjust by-pass.
- return to ”No”.
- lock by-pass position.
Alarm screens
Temprature pump° A
Modbus Fault° L
Inverter Fault° A
Pressure Alarm R
High Flow/No Water M
High %RH in Room 1 2 3
Low %RH in Room 1 2 3
High %RH in Duct 1 2 3
- Alarm screen.
Here you can see the active alarms - see troubleshooting.
-if the ° is shown at the first three, the fault is still activ.
Goto alarm screen, > 2 sec.
Reset alarms
Alarm Log
Power XXXXX
Temperature Pump XXXXX
Modbus Fault XXXXX
Inverter Fault XXXXX
High Pressure XXXXX
Max. Pressure, Bar XXX.X
Reset Press -F6-
- Alarm log screen 1.
Info about how many times an alarm has appeared.
Maintenance password:
- reset log
Alarm Log
High Flow XXXXX
High Flow/No Water XXXXX
High %RH in Room XXXXX
Low %RH in Room XXXXX
High %RH in Duct XXXXX
Reset Press -F6-
- Alarm log screen 2.
Info about how many times an alarm has appeared
Maintenance password:
- reset log
Password, service and SDcard fault screen
Password
0000
Press OK
- Setup alarm out, 2
nd
PLC, valve pause and rinse.
Goto password screen, > 2 sec.
Enter password.
Service
- Time for service.
Appears the first time, when the pump has run for 300 h.
It reappears for every time the pump has run for 2000 hours or
half a year, depending on what comes first.
When leaving the screen it reappears after two days, until
”Reset Service”.
SDcard Not Present/
Fault SDcard
Fault Code: x
- SDcard not present or fault SDcard
(from V.2.40).
Missing SDcard or fault in read/write on SDcard:
Fault Code 1:
SDcard not present.
Fault Code 2:
Datafile on SDcard is full.
Fault Code 3:
SDcard is broken/full/read only.
201218
