Configurations; Single-Branch Or Room Mode - Elsteam EHPN Series Operating And Maintenance Manual

6.6 Configurations

Tostartuphumidityproduction,contactsCV and 0/1 must be closed in all the configurations below.
NOTE:ForVDI6022-1compliance,connectiontoventilationconsentismandatory.IncaseoflackofventilationintheAHU,the
humidifier must be in the STOP state.

6.6.1 Single-branch or room mode

Inthisoperatingmode,theregulatorisonthepumpunit.
ON/OFF connection with humidistat or external contact (CFGp = 0-1)
Configuration
P25=0
CFGp=0-1
CV
Fig. 35. ON/OFF connection with humidistat or external contact (CFGp = 0-1)
Humidity sensor connection (CFGp = HUM)
Parameter configuration
P25=0
CFGp=HUM
P7=0-10
P7=0-5
P7=0.20
P7=4.20
P7=520
EVHTP520 humidity sensor connection (CFGp = HUM)
Parameter configuration
P25=0
CFGp=HUM
P7=E520
924EHPNE4.01 - EHPN series humidifiers
PUMP UNIT BOARD
S3 input
29 = Sensor signal input
30 = Sensor power supply
Fig. 36. Humidity sensor connection (CFGp = HUM)
28 = GND
29 = V+
Fig. 37. EVHTP520 humidity sensor connection ( CFGp=HUM)
ON/OFF
0/1
CV S0 S1
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
0/1
CV S0
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
PUMP UNIT BOARD
0/1
CV S0 S1
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
PUMP UNIT BOARD
| 49 | Electrical connections |
S2 S3 HMI
DP2
RH
S1 S2 S3
EVHTP20
S2 S3
HMI
DP2
HMI
DP2
02/2024