Conductors - Grundfos CU 401 Instrucciones De Instalación Y Operación

GENIbus input
Terminal designation
A
Y
B
Analog inputs
Terminal designation
AI1_U
AI1_I
+24 V
0 V
+10 V
0 V (screen)
AI2_U
AI2_I
+24 V
0 V
Digital inputs
Terminal designation
DI1
DI2
DI3
DI4
DI5
DI6
6 x 0 V
RS-232 input
Pin number Description
2 RxD
3 TxD
5 GND
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Description
+ RS-485
Reference 0 V (screen)
– RS-485
Description
Analog input (voltage)
Analog input (current)
Supply for external trans-
ducer, max. 25 mA
Supply for potentiometer,
min. 5 kΩ (+10 V)
Analog input (voltage)
Analog input (current)
Supply for external trans-
ducer, max. 25 mA
Description
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Common zero point
0 modem cable for
PC 9-pole Sub-D
3 to 2
2 to 3
5 to 5
Relay outputs
Terminal designation
DO1_NC
DO1_NO
DO1_C
DO2_NC
DO2_NO
DO2_C
Changeover relay:
Operator display (OD 401)
Terminal designation
+
A
–
B
Anybus (9-pole Sub-D)
Pin number
1
2
3
4
5
6
7
8
9

5.4 Conductors

Rigid conductors
Flexible conductors
without insulated ferrule
Conductor size
(American measurement)
Flexible conductors
with insulated ferrule.
With/without plastic collar
Description
Relay contact
Relay contact
Relay contact - common
Relay contact
Relay contact
Relay contact - common
1 2 3
NC NO C
Description
24 V supply for OD 401,
max. 500 mA
+ RS-485
0 V (screen)
– RS-485
RS-232
DCD
TxD
RxD
DTE
GND
DCE
CTS
RTS
(RI)
2
0.2-2.5 mm
24-12 AWG
2
0.2-1.5 mm
11