Vacon 100 flow Applications Manual

10.16.4 FEEDBACK SENSOR CONNECTION IN A MULTI-PUMP SYSTEM
You get the best precision and redundancy in the Multi-pump system when you use feedback
sensors for each drive.
4
5
6
7
4
5
6
7
4
5
6
7
-
+
-
+
-
+
Actual value
(0)4..20mA
Actual value
(0)4..20mA
Actual value
(0)4..20mA
Drive 1: Standard I/O Board
Drive 2: Standard I/O Board
Drive 3: Standard I/O Board
Terminal Signal
Terminal Signal
Terminal Signal
A12+
A12-
24V
out
GND
Analogue input 2+
Analogue input 2-
24V auxiliary voltage
I/O ground
A12+
A12-
24V
out
GND
Analogue input 2+
Analogue input 2-
24V auxiliary voltage
I/O ground
A12+
A12-
24V
out
GND
Analogue input 2+
Analogue input 2-
24V auxiliary voltage
I/O ground
Fig. 95: Wiring of the feedback sensors for each drive
You can also use the same sensor for all the drives. The sensor (transducer) can be supplied
by an external 24V power supply or from the control board the drive.
PARAMETER DESCRIPTIONS VACON · 329
LOCAL CONTACTS: HTTP://DRIVES.DANFOSS.COM/DANFOSS-DRIVES/LOCAL-CONTACTS/
10

Vacon 100 flow Specifications

General

Protection class	IP20
Communication interface	RS-485
Operating temperature	-10°C to +50°C
Storage temperature	-40°C to +70°C
Ambient temperature	-10°C to +40°C
Control method	Sensorless vector control
Communication protocols	CANopen
Approvals	CE, UL
I/O	2 analog inputs
Protection features	Overcurrent, overvoltage, undervoltage, overtemperature
Frequency range	0 Hz to 400 Hz
Humidity	5% to 95%, non-condensing
Voltage range	208-240 V