Eaton Electrical SPI9000 User Manual
Page 48
SPI9000 Inverter Unit FI9 – FI14 User Manual
4-6
For more information visit: www.EatonElectrical.com
MN04004002E
September 2006
Table 4-2: Control I/O Terminal Signals on Option Board A9
Terminal
Signal
Technical Information
1
+10 Vref
Reference voltage
Maximum current 10 mA
2
AI1+
Analog input,
voltage or current
Selection V or mA with jumper block X1 (see
Page 4-8)
Default: 0 to +10V (Ri = 200 kΩ)
(-10V to +10V Joy-stick control, selected
with a jumper)
0 to 20 mA (Ri = 250 Ω)
Differential input if not connected to ground;
Allows ±20V differential mode voltage to
GND
3
GND/AI1–
Analog input common
4
AI2+
Analog input,
voltage or current
Selection V or mA with jumper block X1 (see
Page 4-8):
Default: 0 to 20 mA (Ri = 250 Ω)
0 to +10V (Ri = 200 kΩ)
(10V to +10V Joy-stick control, selected with
a jumper)
Differential input if not connected to ground;
Allows ±20V differential mode voltage to
GND
5
GND/AI2–
Analog input common
6
24 Vout
(bidirectional)
24V auxiliary voltage
±15%; maximum current 250 mA all boards
total; 150 mA from single board. Can also be
used as external power backup for the
control unit (and fieldbus).
7
GND
I/O ground
Ground for reference and controls
8
DIN1
Digital input 1
R
i
= min. 5kΩ
18 – 30V = “1”
9
DIN2
Digital input 2
10
DIN3
Digital input 3
11
CMA
Digital input common A for
DIN1, DIN2 and DIN3.
Must be connected to GND or 24V of I/O
terminal or to external 24V or GND
Selection with jumper block X3 (see
Page 4-8)
12
24 Vout
(bidirectional)
24V auxiliary voltage
Same as terminal #6
13
GND
I/O ground
Same as terminal #7
14
DIN4
Digital input 4
R
i
= min. 5kΩ
18 – 30V = “1”
15
DIN5
Digital input 5
16
DIN6
Digital input 6
17
CMB
Digital input common B for
DIN4, DIN5 and DIN6
Must be connected to GND or 24V of I/O
terminal or to external 24V or GND
Selection with jumper block X3 (see
Page 4-8)
18
AO1+
Analog signal (+output)
Output signal range:
Current 0(4) – 20 mA, R
L
max. 500Ω or
Voltage 0 – 10V, R
L
>1kΩ
Selection with jumper block X3 (see
Page 4-8)
19
AO1-
Analog output common
20
DO1
Open collector output
Maximum U
in
= 48V DC
Maximum current = 50 mA