Grundfos NBE Series - Page 19

NC
C1
NO
NC
C2
NO
RJ45
DI3
24V AI2
5V
TX RX
DI4
PT2
PT1
LT1
LT2
S24 ST1 ST2
AO1
AI3
DI2
OFF ON
A
Y B
AI1
DI1
24V
5V
TM082862
Terminal Type Function
NC Normally closed contact
Signal relay 1: LIVE or SELVC1 Common
NO Normally open contact
NC Normally closed contact
Signal relay 2: SELV onlyC2 Common
NO Normally open contact
RJ45 Ethernet Ethernet communication
GND GND Signal ground
DI3 DI3/OC1
Digital input/output, configurable
Open collector: Maximum 24 V resistive or inductive
24V +24 V Power supply
AI2 AI2
Analog input:
• 0-20 mA or 4-20 mA
• 0.5 - 3.5 V, 0-5 V or 0-10 V.
5V +5 V Power supply to a potentiometer or sensor
GND GND Signal ground
TX GDS TX Grundfos Digital Sensor output
RX GDS RX Grundfos Digital Sensor input
GND GND Signal ground
DI4 DI4/OC2
Digital input/output, configurable
Open collector: Maximum 24 V resistive or inductive
PT2 Pt100/1000 input 2 Pt100/1000 sensor input 2
PT1 Pt100/1000 input 1 Pt100/1000 sensor input 1
LT1 LiqTec sensor input 1
LiqTec sensor input 1
White conductor
19
English (US)