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22
EB 5757 EN
Operation
1)
OG YE
RD BN BK
GN
+5V GND
Pt
Pt
GND
In2
In1
230V, 50Hz
L
N
L´
BN BU BK
1)
Water flow sensor
(WSS)
2)
Flow switch
OG
Orange
YE
Yellow
RD
Red
BN
Brown
GN Green
BK
Black
BU
Blue
Operation with Pt 1000 sensor and water flow sensor
(switching output L´ as pump output)
Information on connection of water flow sensor. See Fig. 7
BE1
+5V GND
Pt
Pt
GND
In2
In1
OG YE
RD BN
BK GN
BN BU
BK
230V,50Hz
L
N
L´
Operation with Pt 1000 sensor and set point guided by current input
(switching output L´ as pump output)
+ 0(4)...20mA –
+5V GND
Pt
Pt
GND
In2
In1
OG YE
RD BN
BK GN
BN BU
BK
230V,50Hz
L
N
L´
Operation with current input (actual value)
(switching output L´ as pump output)
The gray shaded terminal L´ only exists in the version with switching output (firmware
version 2.0x/2.1x).
Fig. 6:
Electrical connections (part 2)
Note:
Terminals at point of installation not included in the
scope of delivery.
DANGER
!
Live wires
DANGER
!
Live wires
DANGER
!
Live wires