ES2051

Summary

Product identification

• Model: ES2050 (wall mounting), ES2051 (panel mounting)
• Product Line: EWS
• Application: Automatic monitoring and control of softener plants, suitable for single and double column installations in alternating and parallel circuits.

Features

User Interface

• Monochrome LCD display (16x2 characters)
• Control via six keys
• Six LEDs for process and alarm indication
• Supported languages: English, French, German, Dutch, Spanish, and Italian

Inputs

• 4x Input for potential-free switch

Outputs

• 6x Relay output (powered)
• 5x Relay output (dry contact)

Memory

• Configuration is stored in non-volatile memory, unaffected by power loss.

Enclosure

• ES2050: Wall mounting, IP65
• ES2051: Panel mounting, IP42

Power Supply Options

• 24 VAC input / 24 VAC output
• 115 VAC input / 115 VAC output
• 230 VAC input / 230 VAC output
• 115 VAC input / 24 VAC output
• 230 VAC input / 24 VAC output
• 240 VAC input / 24 VAC output

Function Table

• Relay Outputs: Control valves (2x), Additional program, Transport pump, Regeneration, Alarm
• Digital Inputs: Water meter, Regeneration wait, Flow pulse, Level switch storage, Level switch chemicals, Regeneration start

Ordering Information

• Wall mounted: ES2050 + power supply option
• Panel mounted: ES2051 + power supply option

Power Supply Codes:

• 24V (24 VAC / 24 VAC)
• 115V (115 VAC / 115 VAC)
• 230V (230 VAC / 230 VAC)
• 115/24V (115 VAC / 24 VAC) - only for ES2050
• 230/24V (230 VAC / 24 VAC) - only for ES2050
• 240/24V (240 VAC / 24 VAC) - only for ES2050

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Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror