en Appendix
100 WILO SE 2018-12
Terminal diagram EC-L3...
23 24 25 26 27 28 29
30
31 32 33 34 35 36 37 38 39 40
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
41 42 43 44 45 46 47 48 49 50 51 52 53 54
55 56 57 58 59 60 61 62 63 64 65 66 67 68
75 76 77 78 79 80 81 82
4-20 mA
In
1 2
1
1
off
!
1
+
2
on
2
on
1
2 3
3
1 2 3
!
2 3
0-10 V
1 2 3
24 V
Terminal Function Terminal Function
1/2
Output: Power output 33/34 Input: “All pumps off” float switch
3/4
Output: Individual run signal pump 1 35/36 Input: “Pump 1 on” float switch
5/6
Output: Individual run signal pump 2 37/38 Input: “Pump 2 on” float switch
7/8
Output: Individual run signal pump 3 39/40 Input: “High water” float switch
11/12
Output: Individual fault signal pump 1 41/42 Input: Level sensor 4–20 mA
13/14
Output: Individual fault signal pump 2 47/48 Output: Analogue output for displaying the actual level
value
15/16
Output: Individual fault signal pump 3 63/64 Input: Leakage detection pump 1
17/18/19
Output: Collective run signal 65/66 Input: Leakage detection pump 2
20/21/22
Output: Collective fault signal 67/68 Input: Leakage detection pump 3
23/24
Input: Thermal winding monitor pump 1 75/76 Input: “Dry-running protection” float switch (ex-mode)
25/26
Input: Thermal winding monitor pump 2 77/78 Input: Thermal winding monitor pump 1 (ex-mode)
27/28
Input: Thermal winding monitor pump 3 79/80 Input: Thermal winding monitor pump 2 (ex-mode)
29/30
Input: Extern OFF 81/82 Input: Thermal winding monitor pump 3 (ex-mode)
31/32
Input: “Dry-running protection” float switch
13.5 ModBus: Data types
Data type Description
INT16
Integers in the range from -32768 to 32767.
The number range actually used for a data point may be different.
UINT16
Unsigned integers in the range from 0 to 65535.
The number range actually used for a data point may be different.
ENUM
Is a list. Only values listed in the parameters can be set.
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