Samson 3222/5757 - Manual (Page 12)

The default setting (WE) is configured for an
application with a Pt 1000 flow temperature
sensor and water flowmeter (see Fig. 3).
4.3 Type 5724/5725 Controller
with Electric Actuator
Domestic hot water heating in instanta-
neous heating system:
The electric wiring
options are the same as for the Type 5757
Controller with Electric Actuator, (see
section 4.2). In addition, the pump control
output can be configured as a fault alarm
output.
The default setting (WE) is configured for an
application of the electric actuator with a
Pt 1000 flow temperature sensor, water
flowmeter and pump control output (see
Fig. 4).
Note!
Refer to the appendix of these instructions
for other possible circuits with the necessary
configuration settings or refer to the Mount-
ing and Operating Instructions
EB 5757-7 EN, EB 5757 EN and
EB 5724 EN of the corresponding controller
with electric actuator.
12
EB 5766 EN
Electrical connections
or ye rd br blk gr br bl blk
3 4 6 5 2 1 L L´ N
230 V, 50 Hz
VS
Pt 1000 Pt 1000 Pt 1000
AS RüS
Fig. 2 · Wiring of Type 5757-7 (default)
* Caution! Live wires!
or ye rd br gr blk
230V, 50Hz
Pt 1000
5V GND L N
1)
Fig. 3 · Wiring of Type 5757 (default)
1)
L L1 N 5V IN S1 S2
230V, 50Hz
3)
4)
Pt 1000
S1
Fig. 4 · Wiring of Type 5724/5725 (default)
*
blk black
bl blue
br brown gr green
or orange rd red
ye yellow
1) Water flowmeter
3) Pump control output or fault alarm output
4) Electromagnet, Type 5725 only