The Omron E5CC-CX3A5M-004, also cataloged as the E5CC Digital Temperature Controller, operates as a dedicated hardware component for closed-loop thermal process evaluation and analog current control execution within Modbus RS-485 network architectures.

Model Number Decoding & Parameter Index

• E5CC: Panel-mount enclosure standard (48 x 48 mm panel size DIN 1/16)
• CX: Control Output 1 linear current output (4-20 mA / 0-20 mA DC), Control Output 2 none
• 3: 3 auxiliary relay alarm outputs (sharing one common terminal)
• A: Operating line power voltage rating of 100 to 240 VAC
• 5: Wiring terminal block layout with protective cover and screw terminals
• M: Universal input processing (thermocouple, RTD, analog DC voltage, or linear DC current)
• 004: Option configuration set including RS-485 serial communication port and 2 discrete event inputs

Technical & Electrical Specifications

Deterministic Industrial Logic & Communication Integration

The controller features high-speed 50-ms sampling cycles to deliver rapid closed-loop response over serial RS-485 multi-drop networks. Interfacing directly with programmable logic controllers via standard industrial communication drivers, the device maintains firmware flash compatibility to preserve control parameter structures across high-density I/O panel layouts. Isolated output drivers protect internal signal processing microprocessors from ground loop transients across analog field wiring.

Kit Components & Package Contents

• 1 x Omron E5CC-CX3A5M-004 Digital Process Controller
• 1 x Terminal Cover Assembly (Pre-mounted)
• 2 x Panel Mounting Adapter Brackets
• 1 x Instruction Manual & Panel Cutout Sheet

Cabinet Mounting & Electrical Wiring Guidelines

• Panel Cutout & Insertion

  Prepare a standard 45 x 45 mm square panel cutout. Insert the housing from the front panel and tighten the side mounting brackets until securely seated against the rubber gasket.

• Screw Terminal Connections

  Connect wiring to the rear screw terminals using M3 crimp lugs. Apply a tightening torque between 0.43 and 0.58 N.m to prevent terminal block thread deformation.

• Communication Line Shielding

  Use twisted-pair shielded cables for the RS-485 bus lines. Daisy-chain multiple devices and terminate both ends of the RS-485 network segment with 120-ohm matching resistors.

Technical FAQs & Engineering Support

• What type of primary control output does the E5CC-CX3A5M-004 supply?

  The unit provides a linear DC current output (typically configured for 4-20 mA DC) with a maximum load impedance of 500 ohms.

• What communication protocol is supported over the RS-485 port?

  The integrated RS-485 port supports standard Modbus-RTU as well as Omron CompoWay/F serial communication protocols.

• How many auxiliary alarm outputs are available on this specific model?

  This model contains 3 auxiliary relay outputs configured with one shared common terminal, rated for 250 VAC at 2 A resistive load.

• What sensor types can be wired into the universal input terminals?

  The universal input accepts standard thermocouples, Pt100/JPt100 RTD sensors, 4-20 mA analog signals, and 0-10 V DC voltage inputs.

• What is the purpose of the two discrete event inputs?

  The two event inputs accept external contact signals to switch set points, start/stop operation, or trigger auto-tuning modes remotely.

• Can the terminal block cover be removed during installation?

  Yes, the protective terminal cover is removable to facilitate wire crimp lug placement and can be snapped back on for safety compliance.

• What supply voltage range is required to power the controller?

  The unit operates on an AC power feed ranging from 100 to 240 VAC at 50/60 Hz (allowable range: 85% to 110% rated voltage).

• What sampling rate does the internal analog processing circuit maintain?

  The internal sampling period for universal sensor signal processing operates at a fixed 50-ms updating cycle rate.