WEG CFW-11 User Manual page 47

Installation and Connection
Connector XC1
CW
≥5 kΩ
CCW
rpm
3
amp
3-26 | CFW-11
Factory Default Function
1 +REF Positive reference for
potentiometer
2 AI1+ Analog input 1:
speed reference (remote)
3 AI1-
4 REF- Negative reference for
potentiometer
5 AI2+ Analog input 2:
no function
6 AI2-
7 AO1 Analog output 1:
speed
8 AGND Reference (0 V) for the analog
(24 V) outputs
9 AO2 Analog output 2:
motor current
10 AGND Reference (0 V) for the analog
(24 V) outputs
11 DGND * Reference (0 V) for the 24 Vdc
power supply
12 COM Common point of the digital
inputs
13 24 Vdc 24 Vdc power supply
14 COM Common point of the digital
inputs
15 DI1 Digital input 1:
Start/Stop
16 DI2 Digital input 2:
direction of rotation (remote)
17 DI3 Digital input 3:
no function
18 DI4 Digital input 4:
no function
19 DI5 Digital input 5:
Jog (remote)
20 DI6 Digital input 6:
2 ramp
nd
21 NC1 Digital output 1 DO1 (RL1):
no fault
22 C1
23 NO1
24 NC2 Digital output 2 DO2 (RL2): N
> N - Speed > P0288
25 C2
X
26 NO2
27 NC3 Digital output 3 DO3 (RL3):
N* > N - Speed reference >
28 C3
X
P0288
29 NO3
(a) Digital inputs working as "Active High"
Specifications
Output voltage:+5.4 V, ±5 %
Maximum output current: 2 mA
Differential
Resolution: 12 bits
Signal: 0 to 10 V (R = 400 kΩ) / 0 to 20 mA / 4 to 20 mA (R
IN
Maximum voltage: ±30 V
Output voltage: -4.7 V, ±5 %
Maximum output current: 2 mA
Differential
Resolution: 11 bits + signal
Signal: 0 to ±10 V (R = 400 kΩ) / 0 to 20 mA / 4 to 20 mA (R
IN
Maximum voltage: ±30 V
Galvanic Isolation
Resolution: 11 bits
Signal: 0 to 10 V (R ≥ 10 kΩ) / 0 to 20 mA / 4 to 20 mA (R
L
Protected against short-circuit
Connected to the ground (frame) through an impedance: 940 Ω resistor
in parallel with a 22 nF capacitor. Same reference as the one of DGND *
Galvanic Isolation
Resolution: 11 bits
Signal: 0 to 10 V (R ≥ 10 kΩ) / 0 to 20 mA / 4 to 20 mA (R
L
Protected against short-circuit
Connected to the ground (frame) through an impedance: 940 Ω resistor
in parallel with a 22 nF capacitor. Same reference as the one of DGND *
Connected to the ground (frame) through an impedance: 940 Ω resistor
in parallel with a 22 nF capacitor. Same reference as the one of AGND (24 V)
24 Vdc power supply, ±8 %
Capacity: 500 mA
Note: In the models with the 24 Vdc external control power supply
(CFW11...O...W...) pin 13 o XC1 is considered na input, that is, the user must
provide a supply for the inverter (for further details refer to
External Control Power Supply on page 7-2
models this terminal is an output, i.e., the user has a 24 Vdc power supply
available there
6 isolated digital inputs
High level ≥ 18 V
Low level ≤ 3 V
Maximum input voltage = 30 V
Input current: 11 mA @ 24 Vdc
Contact rating:
Maximum voltage: 240 Vac
Maximum current: 1 A
NC - normally closed contact
C - common
NO - normally open contact
= 500 Ω)
IN
= 500 Ω)
IN
≤ 500 Ω)
L
≤ 500 Ω)
L
Item 7.1.5 24 Vdc
for more details). In all the other