Eaton HFX Series - Block Diagram

EATON HFX Product Family Installation and Operation Manual E-ELCL-II002-E2 July 2019 39
21.1 Block Diagram
HFX Product Family
HFX12m
Output Power
I/O System (6 Inputs/
6 Outputs)
Controller Power
Programming
Interface
CAN Bus
(J1939/CANopen)
Analog/Digital
Inputs
(0..5V, 0..10V, 0..34V,
0..22mA, Thermistor, Digital High/
Low Side, Variable Reluctance*)
Frequency/Digital
Inputs
(Digital High/Low Side,
Variable Reluctance*)
PWM/Digital
Outputs - 2A
(Current
Feedback, Digital High Side)
PWM/Digital
Outputs - 4A
(Current
Feedback, Digital High/
Low Side)
Sensor Power
Supply 1
*Note: Only FREQ1 & FREQ2 support variable reluctance type sensors inputs
SENS_PWR+ 30A
SENS_PWR- 20A
22A CAN1_H
12A CAN1_L
4P CAN1_H
5P CAN1_L
13A CAN2_H
23A CAN2_L
14A CAN3_H
24A CAN3_L
1P USB_GND
2P USB_D-
3P USB_D+
6P USB_+5V
21A INPUT_1
11A INPUT_2
33A INPUT_3
34A INPUT_4
36A FREQ1_POS
37A FREQ1_NEG
38A FREQ2_POS
39A FREQ2_NEG
26A Sleep
16A IGN
6A VBATT+
PWM1_4A 1A
PWM2_4A 35A
10A Load_PWR+
19A Load_PWR+
9A Load_PWR+
Load_PWR- 28A
Load_PWR- 29A
Load_PWR- 18A
VBATT- 7A
PWM1_2A 2A
PWM2_2A 3A
PWM3_2A 4A
PWM4_2A 5A