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Electronic Controls - Electronic Control Units (ECU)

EPEC-3724

Epec 3724 Control Unit is a medium-sized unit with 24 inputs and 28 outputs.

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Overview

Description

Epec 3724 Control Unit has an optimized number of both input and output pins to be used for numerous roles in the control system. The total number of I/O pins is 52, and the I/O solution is based on the same proven in use combination as in the previous 2024 control unit. This product is our all-time favourite and a real multipurpose controller for distributed control systems.

Processor:
  • 16/32 bit CPU
Flash memory:
  • 1.6 MB
RAM:
  • 1024 kB (external)
  • 138 kB (internal)
CAN ports:
  • 2
I/O:
  • 52 24 inputs, 28 outputs
IP class:
  • IP67
Temperature:
  • -40 to +85 °C (-40 to +185 °F)
Connectors:
  • 3 x AMP23, 1 x AMP8
Programming:
  • CODESYS version: 2.3
Supported CAN protocols:
  • CANopen
  • SAE J1939
  • ISOBUS
EPEC-3724_dim1(2025-04-23) EPEC-3724_dim2(2025-04-23)
Symbol/Name
Explanation
CE
This product complies with the requirements set in the CE Standard.
E17
This product is certified with normal automotive (E17) EMC (electromagnetic compatibility) standards.
RoHS2
This product complies with the RoHS directive (The Restriction of the use of certain Hazardous Substances in Electrical and Electronic Equipment).
AEF HW conformance*
This product has passed AEF HW conformance tests

* Only for ISOBUS product version E30E3724-21

Ordering code
4002957
4002958
4002959
4002960
4002961
EPEC model
E30B3724-01
E30B3724-02
E30B3724-03
E30B3724-21
E30E3724-21
CAN ports
2
2
2
2
2
5 V ref
2
2
2
2
2
12 V ref
2
2
2
2
2
PWM / DO / DI (pull-down)
24
24
24
24
24
FB / AI (1 A)
4
4
4
—
—
FB / AI (2 A)
—
—
—
4
4
AI / DI (0-5 V / 0-22 mA, 2,2 kΩ +5 V /220 Ω GND)
2
—
4
2
2
AI / DI (0-5 V / 0-22 mA, 82 kΩ GND /220 Ω GND)
6
—
4
6
6
AI / DI (0-5 V / 0-22 mA, 41 kΩ +2,5 V / 220 Ω GND)
—
8
—
—
—
DI / DO_GND
4
4
4
4
4
DI / PI (pull-down)
8
8
8
8
8
DI
4
4
4
4
4
AUX OUT
1
1
1
1
1
ISObus license
no
no
no
no
yes

Connector: Part No. 4002863

Backshell: Part NO. 4002866

MCP receptacle 1.5K: Part NO. 4002868

Wire seal: Part NO. 4002870

Cavity plug: Part NO. 4002872

CoDeSys 3.5 Programming Software: Available for free download from the HydraForce Electronics Portal.

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