ProMinent DULCOPOOL Pro Montage- Und Betriebsanleitung Seite 164

Installation and assembly
Middle, lower row
Tab. 4: Legend: middle, lower row
Legend:
AO2+4
RS485
DI2+4
RO2
"Analogue outputs, dig‐
ital inputs, supply"
24
Fig. 10: Middle, lower row
Analogue output 1 and 3, e.g. write output 0/4 ... 20 mA
Modbus RTU
Digital output 1 and 3, e.g. metering pump control
Relay output 2, potential-free, e.g. metering pump control, N/O
AO2 27
28
AO4 29
30
RS485 31
32
DI2 33
34
35
DI4 36
37
38
R02 39
40
(+) e.g. measured value output 0/4 ... 20 mA
(-)
(+) e.g. measured value output 0/4 ... 20 mA
(-)
A
B
(+) e.g. level switch
SW
(-)
(+) e.g. level switch
SW
(-)
COM
NO
A3861