Specifications

45
5.9 Electrical Installation
A1 control or sensor signal Y
(signaltypesetviacontrolsoftware)
A2 control or sensor signal Z (air supply limit signal)
(signaltypesetviacontrolsoftware)
A3 Output 24 Vdc (JP4) or 5 Vdc (JP3)
B1 Safety high limit humidistat (building side)
B2 Flowcontrol(buildingside)
B3 Ventilationinterlock(buildingside)
F1 ExternalFuse(10A,slow-acting,buildingside)
220...240VACpowersupply
F2 Fuse(6A,fast-acting)24VACpowersupply
H1 Remote operating and fault indication
J1 Cable bridge (if no monitoring devices are connect ed)
JP3 Jumper(tosetoutputA3to5Vdcmax.500mA)
JP4 Jumper(tosetoutputA3to24Vdcmax.150mA)
K1 Externalsafetyloop(24Vac)
Q Externalserviceswitchorplug-typeconnector
RJ45 Communication interface (for detailed informations
refer to the separate documentation)
S1 Fulltankblowdown(24Vac)
Wiringdiagram
1 2 3 4 5 6 7 8
J1
A2
Z
A1
Y
K1
B1B2B3
F2
0…10 mADC
2…20 mADC
0…20 mADC
4…20 mADC
0…10 VDC
2…10 VDC
0…5 VDC
1…5 VDC
24VAC “Hot”
24VAC “COM”
F1
100mA
Unit ONSteamServiceError
1 2 3 4 5 6 7 8 9 10
H1
L1NPE
220...230V/50...60Hz
L1 N PE
A3
S1
JP3: 5 Vdc, max. 500 mA
JP4: 24 Vdc, max.150 mA
24 Vac
SL
CH1 CH2
+5 Vdc
FTBD
GND GND
J13-Feedback
JP4
JP3
J10-Modul
J1-RJ45
J2-Driver Board 1
J3 J4-Driver Board 2
J4
PMW1
J19
Float
J6
PMW2
J8
PMW3
J16
Drain
J15
Fill
Driver
Board 1
Control
Board
J18
24VAC
J17
24VAC
J5-Ign4J3-A/P J7-Ign5 J9-Ign6
J2a-RS485J1-CPU Board
J14
Blower
J13-FeedbackJ10-Modul
Driver
Board 2
J2a-RS485J1-CPU Board
F1
Q
RJ45