Control Circuit Terminal Functions - Saftronics VG520P4 Technical Manual

Chapter 3: Wiring
3.5.2

Control Circuit Terminal Functions

The functions of the control circuit terminals are shown in Table 3.9. Use the appropriate terminals for the correct
purposes.
Type No. Signal Name
1 Forward run/stop command
2 Reverse run/stop command
3 External fault input
4 Fault Reset
Sequence
Multi-step speed reference 1
5
input
(Master/auxiliary switch)
signals
6 Multi-step speed reference 2
7 Jog frequency reference
8
External baseblock
11 Sequence input common
15 15 V power output
− 15 V power output
33
Master speed frequence
Analog 13
reference
input
signals
16 Multi-function analog input
17 Control common
Shield wire, optional ground
12
line connection point
9
Running signal (1 NO contact)
10
Zero Speed detection
25
Sequence
26 Speed agree detection
output
Open-collector output
signals
27
common
18
19
Fault output signal (SPDT)
20
21 Frequency output
Analog
output 22 Common
signals
23
Current monitor
* When driving an inductive load, such as a relay coil, always insert a flywheel diode as shown in Figure 3.18.
Firmware – S1043
Revision: 2 (9/98)
Table 3.9 Control Circuit Terminals
Function
Forward run when CLOSED; stopped when OPEN.
Reverse run when CLOSED; stopped when OPEN.
Fault when CLOSED;
normal when OPEN
Reset when CLOSED.
Auxiliary frequency
reference when
CLOSED.
Multi-step Setting 2
when CLOSED.
Jog run when CLOSED.
Inverter output stopped
when CLOSED.
15 V power supply for analog reference
− 15 V power supply for analog references
− 10 to 10 V/−100% to 100%
0 to 10 V/100%
4 to 20 mA/100%, −10 to +10 V/−100% to 100%
0 to +10 V/100%
− 10 to 10 V/−100% to
100%
0 to 10 V/100%
Operating when CLOSED
Zero level (b2-01) or below
when CLOSED
Within ±2 Hz of set
frequency when CLOSED
Fault when CLOSED across 18 and 20
Fault when OPEN across 19 and 20
0 to 10 V/100% frequency
5 V/Inverter's rated current
Figure 3.18 Flywheel Diode Connection
40
Multi-function contact inputs
(Command signals can be
selected by Setting H1-01 to
H1-06.)
−
Auxiliary analog input (H3-05)
−
−
Multi-function outputs
−
Multi-function analog
monitor 1
(H4-01, H4-02)
−
Multi-function analog
monitor 2
(H4-04m H4-05)
Signal Level
24 VDC, 8 mA Photocoupler
isolation
15 V
(Maximum current: 20 mA)
− 15 V
(Maximum current: 20 mA)
−10 to 10 V (20 kΩ),
0 to 10 V (20 kΩ)
4 to 20 mA (250 Ω)
−10 to 10 V (20 kΩ),
0 to 10 V (20 kΩ)
−
−
Dry contacts
Contact capacity:
1 A maximum at 250 VAC
1 A maximum at 30 VDC
Open-collector output
50 mA maximum at 48 V*
Dry contacts
Contact capacity:
1 A maximum at 250 VAC
1 A maximum at 30 VDC
0 to ±10 V maximum ±5%
2 mA maximum
© Saftronics, Inc.