Functions Of The Leds - Grundfos PC Tool Link Installation And Operating Instructions Manual

4.1 Functions of the LEDs

Illustration
PC
Data
1
USB
PC
Data
2
USB
PC
Data
3
USB
PC
Data
4
USB
PC
Data
5
USB
2
PC
1
Data
6
USB
PC
1
Data
USB
7
2
2
PC
1
Data
8
USB
4
Description
PC Tool Link
Grundfos Unit
The orange LED is flashing when the PC communicates with PC Tool Link.
Data RS232
Otherwise, the LED is off.
TTL
GENIbus
(RS485)
Power
PC Tool Link
Grundfos Unit
Data RS232
The two red LEDs indicate communication to and from the PC.
TTL
GENIbus
(RS485)
Power
PC Tool Link
Grundfos Unit
Data RS232
The two red LEDs indicate communication to and from the Grundfos product.
TTL
GENIbus
(RS485)
Power
PC Tool Link
The three yellow LEDs indicate whether an RS-485 or TTL cable is
Grundfos Unit
connected. RS 232 is currently not in use.
Data RS232
The RS-485 LED is on when the RS-485 cable is connected to PC Tool Link.
TTL
The TTL LED is on when the TTL cable is connected to both PC Tool Link
GENIbus
(RS485)
and the Grundfos product.
Power
PC Tool Link
Grundfos Unit
Data RS232
The green LED indicates that PC Tool Link is powered.
TTL
GENIbus
(RS485)
Power
3
PC Tool Link
Grundfos Unit
The orange LED (pos. 1) and the four red LEDs (pos. 2 and 3) are flashing
Data RS232 while the PC communicates with the Grundfos product.
TTL
GENIbus
(RS485)
Power
PC Tool Link
Grundfos Unit
Data RS232
When the orange LED (pos. 1) and the two red LEDs (pos. 2 and 3) are
TTL
flashing, data is transmitted from the PC to the Grundfos product.
GENIbus
(RS485)
Power
3
3
PC Tool Link
Grundfos Unit
When the orange LED (pos. 1) and the two red LEDs (pos. 2 and 3) are
Data RS232
flashing, data is transmitted from the Grundfos product to the PC.
TTL
GENIbus
(RS485)
Power