3.2 Cable connections
Before connecting, remove the upper part of the computing unit. Effect the connections as follows:
3.2.1 Main connection board of the computing unit
Terminal
Type of connection
1,2
Hot temperature sensor, twin conductor technology
1,2 and 5,6
Heat sensor, four conductor technology
3,4
Hot temperature sensor, twin conductor technology
3,4 and 7,8
Hot sensor, four conductor technology
10
(+) pulse input flow sensor 440/449 (white cable)
11
(-) pulse input flow sensor 440/449 (green cable)
9
(3.6 V) supply flow sensor 440/449 (brown cable)
50
(+) pulse input, additional meter 1
51
(-) pulse input, additional meter 1
52
(+) pulse input, additional meter 2
53
(-) pulse input, additional meter 2
16
(+) Open-Collector-Output 1
17
(-) Open-Collector-Outputs 1 + 2
18
(+) Open-Collector-Output 2
24
M-Bus (module fitted ex-works), connect nothing on top!
25
M-Bus (module fitted ex-works), connect nothing on top!
3.2.2 Heat pump Module
Terminal
Type of connection
124,125
M-Bus
54,55
(+,-) pulse input, additional meter IN3
56,57
(+,-) pulse input, additional meter IN4
58,59
(+,-) pulse input, additional meter IN5
60,61
(+,-) pulse input, additional meter IN6
78,79
Temperature sensor optional
Important: the screened cables must generally be earthed with the tension relief
Earthing
Make sure that all the earthing connection points (external power supply) of the system are
equipotential.
Voltage supply modules
The voltage supply module is connected by means of a cable to the main connection board of the
Superstatic 470/479 computing unit.
0470P004 Manual Superstatic 470 SPF 02-03-2015
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