SLX9000 Adjustable Frequency Drives User Manual
MN04003020E
For more information visit: www.eaton.com 4-5
January 2009
Table 4-4: Control Input/Output Terminal Signals, MF4 – MF6 460V
Terminal Signal Description
1 +10 V
ref
Reference voltage Maximum current 10 mA
2 AI1+ Analog input, voltage
(MF4 and larger: voltage or
current)
MF4 – MF6: Selection V or mA with jumper
block X8 (see Page 4-3):
Default: 0 – 10V (Ri = 200 kΩ)
0 – 20 mA (Ri = 250W)
3 AI1- Analog input common Differential input if not connected to ground;
Allows ±20V differential mode voltage to GND
4 AI2+ Analog input, voltage or
current
Selection V or mA with jumper block X13
(MF4 – MF6)
Default: 0 – 20mA (Ri = 250 Ω)
0 – 10V (Ri = 200 kΩ)
5 AI2- Analog input common Differential input;
Allows ±20V differential mode voltage to GND
6 24 V
out
24V auxiliary output voltage ±10%, maximum current 100 mA
7 GND I/O ground Ground for reference and controls
8 DIN1 Digital input 1 R
i
= min. 5 kΩ
9 DIN2 Digital input 2
10 DIN3 Digital input 3
11 GND I/O ground Ground for reference and controls
18 AO1+ Analog signal (+output) Output signal range:
Current 0(4) – 20 mA, R
L
max 500Ω or
19 AO1-/GND Analog output common
A RS-485 Serial bus Differential receiver/transmitter, bus
impedance 120Ω
B RS-485 Serial bus Differential receiver/transmitter, bus
impedance 120Ω
30 +24V 24V auxiliary input voltage Control power supply backup
21 RO1/1 Relay output 1 Switching capacity: 24V DC/8A
250V AC/8A
125V DC/.4A
Relay output terminals are galvanically
isolated from the I/O ground
22 RO1/2
23 RO1/3
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