Maintenance Menu - Elsteam EHPN Series Operating And Maintenance Manual

8.2.2 Maintenance menu

To access the maintenance menu:
The following is a table with the labels shown on the display and their description:
Top line Bottom line
S2 Sensor S2 value
S3 Sensor S3 value
CU CV input status.
OI 0/1 input status
SO S0 input status
Branch 1 solenoid
oEU1
valve output status
Branch 2 solenoid
oEU2
valve output status
Branch 3 solenoid
oEU3
valve output status
Branch 3 solenoid
oEUi
valve output status
Branch 3 solenoid
oEUo
valve output status
General alarm output
oAL
status
924EHPNE4.01 - EHPN series humidifiers
3 s
Fig. 63. Maintenance menu
Description
Displays the value read by sensor S2 if it is connected.
Displays the value read by sensor S3 if it is connected.
Displays the status of the CV digital input (fan enable) if it is connected.
OFF=CV input closed;
On=CV input open.
Displays the status of the 0/1digitalinput(remoteON/OFF)ifitisconnected.
OFF=0/1 input closed;
On=0/1 input open.
Displays the status of the S0 digital input (remote humidistat enable) if it is connected.
OFF=S0 input closed;
On=S0 input open.
Displays the status of the branch 1 solenoid valve output.
OFF=Branch1solenoidvalveoutputOFF;
ON=Branch1solenoidvalveoutputON.
Displays the status of the branch 2 solenoid valve output.
OFF=Branch2solenoidvalveoutputOFF;
ON=Branch2solenoidvalveoutputON.
Displays the status of the branch 3 solenoid valve output.
OFF=Branch3solenoidvalveoutputOFF;
ON=Branch3solenoidvalveoutputON.
Displays the status of the inlet solenoid valve output.
OFF=InletsolenoidvalveoutputOFF;
ON=InletsolenoidvalveoutputON.
Displays the status of the outlet solenoid valve output.
OFF=OutletsolenoidvalveoutputOFF;
ON=OutletsolenoidvalveoutputON.
Displays the status of the general alarm output.
OFF=GeneralalarmoutputOFF;
ON=GeneralalarmoutputON.
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