beautypg.com

Eaton Electrical SPI9000 User Manual

Page 48

background image

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