WEG CFW-11 User Manual page 48

Connector XC1
CW
1
2
3
≥5 kΩ
4
CCW
5
6
7
rpm
8 AGND
9
amp
10 AGND
(24 V )
11 DGND * Reference (0 V) for the 24 Vdc
12
13 24 Vdc 24 Vdc power supply
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Factory Default Function
+REF Positive reference for
potentiometer
AI1+ Analog input 1:
speed reference (remote)
AI1-
REF- Negative reference for
potentiometer
AI2+ Analog input 2:
no function
AI2-
AO1 Analog output 1:
speed
Reference (0 V) for the analog
(24 V) outputs
AO2 Analog output 2:
motor current
Reference (0 V) for the analog
outputs
power supply
COM Common point of the digital
inputs
COM Common point of the digital
inputs
DI1 Digital input 1:
Start/Stop
DI2 Digital input 2:
direction of rotation (remote)
DI3 Digital input 3:
no function
DI4 Digital input 4:
no function
DI5 Digital input 5:
Jog (remote)
DI6 Digital input 6:
2 nd ramp
NC1 Digital output 1 DO1 (RL1):
no fault
C1
NO1
NC2 Digital output 2 DO2 (RL2):
N > N - Speed > P0288
C2
X
NO2
NC3 Digital output 3 DO3 (RL3):
N* > N - Speed reference
C3
X
> P0288
NO3
(b) Digital inputs working as "active low"
Figure 3.19 - (a) and (b) - Signals at connector XC1
Installation and Connection
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
24 Vdc External Control Power Supply on page 7-2
all the other 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
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
3
Item 7.1.5
for more details). In
CFW-11 | 3-27