Dionex ERS 500 Manual

The Dionex ERS 500 is an advanced electrolytic regenerant suppressor designed for ion chromatography systems. It features automatic regeneration, continuous operation capability, digital display, multiple operating modes, self-diagnostic functions, and compatibility with various Dionex chromatography systems. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Digital control panel, Regeneration chamber, Flow connectors, Power supply unit, Status indicators, Communication ports.

Feature	Description
Digital display	Real-time monitoring of operating parameters
Automatic regeneration	Continuous operation without manual intervention
Multiple operating modes	Standard, High-capacity, and Custom modes
Self-diagnostic functions	Automatic error detection and reporting
Communication ports	RS-232 and USB for system integration
Status indicators	LED indicators for power, operation, and error states
Flow connectors	Standard 1/16" PEEK fittings
Power input	100-240V AC, 50/60Hz universal input
Regeneration chamber	Electrolytic membrane design for efficient operation
Control buttons	Power, Mode selection, Reset, and Menu navigation

Installation

Unpack and inspect contents. Place on stable laboratory surface near chromatography system.

1. Position unit: Ensure adequate ventilation and access to power outlet.
2. Connect to chromatography system: Use appropriate tubing and fittings.
3. Connect power: Use provided power cord to AC outlet.
4. Initialize system: Power on and allow system to complete self-test.

WARNING! Unit contains electrical components; avoid exposure to liquids. Ensure proper grounding.

First-Time Setup

Power on unit; follow initialization procedure.

1. System initialization: Allow automatic self-test to complete.
2. Configure operating parameters: Set flow rate, regeneration mode, and operating limits.
3. Connect to chromatography system: Verify proper fluid connections.
4. Test operation: Run diagnostic cycle to verify proper function.
5. Calibrate if required: Follow manufacturer's calibration procedure.

CAUTION! Ensure all connections are secure before applying power or fluid flow.

Specifications

• Model: Dionex ERS 500 Electrolytic Regenerant Suppressor
• Flow Rate Range: 0.1 - 5.0 mL/min
• Operating Pressure: Up to 3000 psi (207 bar)
• Suppression Capacity: >300 μeq/min
• Electrical Requirements: 100-240V AC, 50/60Hz
• Communication: RS-232, USB 2.0
• Dimensions: Standard benchtop unit
• Weight: Approximately 8 kg
• Operating Temperature: 15-35°C
• Humidity Range: 20-80% non-condensing

Controls and Settings

Access control panel for all operational settings. Front Panel: POWER, MODE, MENU, ENTER, UP/DOWN arrows.

Display Information: Current mode, flow rate, pressure, status indicators, error messages.

Operating Modes: STANDARD (default), HIGH-CAPACITY, CUSTOM. Settings: Flow rate limits, pressure limits, regeneration timing, communication parameters. Diagnostic: Self-test routines, error logging, performance monitoring.

Connecting to Chromatography System

Fluid connections: Inlet from eluent source, outlet to detector. Electrical: Power input, communication cables.

1. Turn off all equipment before making connections.
2. Connect fluid lines: Use appropriate tubing and ensure leak-free connections.
3. Connect communication cables: For system integration and remote control.
4. Verify connections: Check all fittings and cables before powering on.

Tip: Use manufacturer-recommended tubing and fittings for optimal performance.

Operating Procedures

Standard operation with automatic regeneration capability.

1. Power on: Press POWER button; wait for initialization.
2. Select operating mode: Choose STANDARD, HIGH-CAPACITY, or CUSTOM.
3. Start flow: Begin chromatography run; suppressor operates automatically.
4. Monitor operation: Watch display for status and any error messages.
5. Shutdown: Follow proper shutdown procedure when analysis complete.
6. Maintenance: Perform regular maintenance as scheduled.

WARNING! Do not exceed maximum operating pressure. Monitor for leaks during operation.

Maintenance

Regular maintenance ensures optimal performance and longevity.

1. Daily: Visual inspection for leaks, check display readings.
2. Weekly: Performance verification, check fluid connections.
3. Monthly: Regeneration chamber inspection, system calibration.
4. As needed: Replacement of consumables, major service.

Maintenance logs should be kept for quality control purposes.

Care & Cleaning

Power off and disconnect from system before cleaning. Use mild laboratory detergent and deionized water for exterior surfaces.

CAUTION! Do not use abrasive cleaners or solvents. Avoid liquid contact with electrical components.

Regulatory Information

CE marked: Complies with European Union safety standards. UL listed: Meets North American safety requirements. FCC Part 15: Class A digital device. Copyright © 2024 Thermo Fisher Scientific. For technical support, visit www.thermofisher.com or contact 1-800-532-4752.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power connection	Check power cord connection; verify outlet function.
High backpressure	Blockage in system	Check for obstructions; flush system with appropriate solvent.
Poor suppression	Exhausted regenerant	Check regeneration status; replace if necessary.
Communication error	Cable/port issues	Verify cable connections; check communication settings.
Error messages	Various system faults	Refer to error code in manual; contact support if unresolved.

Reset: Power cycle unit; use reset function in menu if available.

Service: 1-800-532-4752; www.thermofisher.com