Installation manual
M-WRG-S/Z-S, M-WRG-S/Z-24,
M-WRG-S/Z-EIB, M-WRG-S/Z-KNX (-F, -FC)
- 18 -
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
[email protected] · www.meltem.com
VENTILATION THE RIGHT WAY
V E N T I L AT I O N & H E AT R E C O V E R Y
BCD A to 03 / BN B to 04 / RD C to 05 / OG D to 06 / YE Function
B
Ventilation level: 10
C
Supply air
VL: 01
Extract air
VL: 05
D
Supply air
VL: 01
Extract air
VL: 10
E
Supply air
VL: 05
Extract air
VL: 01
F
Supply air
VL: 10
Extract air
VL: 01
Table 8: Input assignment (BCD encoding) for M-WRG-S/Z-EIB ventilation unit
8.3.2.2 Output assignment (processed by the EIB interface)
Output
State
Function
A1 to 07
Wire colour:
__________
0 V
Operation with 3-way stepping switch on ventilation unit
+5 VDC
Ventilation unit is controlled via building control system
A2 to 08
Wire colour:
__________
0 V
Frost protection inactive
+5 VDC
Frost protection active
Table 9: Output assignment for the M-WRG-S/Z-EIB ventilation unit
8.3.2.3 Circuit diagram for wiring without feedback
Fig. 10: Circuit diagram for wiring the M-WRG-S/Z-EIB ventilation unit without feedback
A1 A2
comm LEDs K
comm Schalter (+)
6119/40
03
01 02
10
04 05 06 07 08 09
BCD IN E1
BCD IN E2
BCD IN E3
BCD IN E4
6
D
5
C
4
B
3
A
2
+
1
-
YE
OG
RD
BN
GY
BK
-
GY
+
RD
0 V
+5 VDC
Board in M-WRG-S/Z-EIB ventilation unit
EIB universal inter-
face with four inputs/
outputs
Terminals for
control cable
(EIB bus cable)
