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Other specifications and dimensions
Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-part, ABS plastic
Overall dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163mm x110mm x 52mm
Installation aperture dimen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157mm x 106mm x 31mm
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Full graphic display, 128 x 128 pixels
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Multicolour red/green
Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 entry keys
Temperature resistance table for Pt1000 sensors
°C
0
10
Ω
1000
1039
TERMINAL CONNECTION DIAGRAM
The polarity of the sensors is freely selectable.
Relay connection changes depending on the additional functions selected.
Connection of sensor earths (1-6) via terminal block sensor (-).
VFS sensor has to be connected to the socket on the circuit board.
Sensor 2 / Cold water: If no sensor is connected, a temperature of 10° C is set.
CAN CAN
+
S6
V2
Control circuit, max. 12 VAC / DC
Terminal:
Connection for:
S1
Recirculation (optional)
Cold water (optional, see box be-
S2
low)
S3
Primary flow (opt.)
S4
Storage top (opt.)
S5
Storage middle (opt.)
V1
0-10V/PWM signal primary pump
V2
0-10V/PWM signal (optional)
S6
Primary outlet (optional)
-
Terminal connection sensor -
VFS1
Warm water tap
VFS2
Optional
20
30
1077
1116
SENSOR TERMINALS
max. 12V
VFS2
VFS1
V1
S5
S4
S3
S2
40
50
60
1155
1194
1232
S1
-
PELV
Power circuit, 230 VAC 50-60 Hz
Terminal:
L
N
R1
R2
R3
R3I
The PE (ground) protection wire must be connected to
the metallic PE terminal!
14
70
80
90
1270
1308
1347
POWER TERMINALS
230 VAC
R3
R3I R2
R1
L
N
Connection for:
Live, phase L
Neutral, phase N
Primary pump (opt.)
Relay 2
Relay 3 (normally open)
Relay 3 (normally open)
100
1385
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