Esquema De Bloques - Grundfos IO 401 Montage- Und Betriebsanleitung

11. Esquema de bloques

24 V
25 mA
Voltage
Analog
Current
input
Ref/0 V
DI 1
DI 2
DI 3
DI 4
Digital
DI 5
inputs
Ref/0 V
Pt+
Pt100/
Pt1000
Pt-
Pt compensation
2x4.7 k
T 6
PTC
T 7
Thermal switch
T
Pump
control DO 6
relay (NO)
Phase
1
sequence
detetction 2
from
3
FB 101
64
IO 401
RIV
50 VAC
120 k
830 k
250
5x4.7 k
24 V
MUX
Relay circuit
RIV
400 VAC
Above line: One of two channels
Below line: One only
Adaption
Power
supply
RIV
24 V
50 VAC
0V
Opto
isolation
RIV 50 VAC
A/D
Converter
MUX
MUX
RIV
400 VAC
12 V
Opto
isolation
RIV
400 VAC
CPU