Omron Technical Resources

Datasheets, selection guides, wiring diagrams, and integration documentation. All downloadable.

Product Datasheets

PDF · 2.4 MB

Digital Thermostat Series DT-200

Complete specifications, wiring diagrams, and mounting instructions for the DT-200 programmable thermostat range. Covers all supply voltage variants (24V, 110V, 230V).

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PDF · 3.1 MB

Electronic Expansion Valve EEV-500

Performance curves, refrigerant compatibility chart (R-410A, R-134a, R-290, R-744), dimensional drawings, and superheat control specifications.

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PDF · 1.8 MB

Solenoid Valve Series SV-300

Flow coefficients (Cv/Kv), pressure ratings, coil voltage options, and material specifications for direct-acting and pilot-operated configurations.

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Selection Guides

PDF · 5.2 MB

Expansion Valve Selection Guide

Step-by-step methodology for selecting TXV and EEV valves based on cooling capacity, refrigerant type, evaporating temperature, and superheat requirements.

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PDF · 4.0 MB

Temperature Sensor Cross-Reference

Cross-reference table mapping Omron sensor part numbers to common OEM equivalents. Covers NTC, PT100, PT1000, and RTD sensor types across all temperature ranges.

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PDF · 3.6 MB

BMS Integration Handbook

Protocol-by-protocol integration guide for connecting Omron controllers to Modbus RTU, Modbus TCP, BACnet IP, and BACnet MS/TP building management systems.

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Technical Notes

Application Note

Superheat Control with EEV in CO2 Transcritical Systems

Technical guidance on applying electronic expansion valves in R-744 (CO2) transcritical refrigeration systems, including high-side pressure management and flash gas bypass strategies.

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Application Note

Pressure Transducer Installation Best Practices

Recommendations for mounting position, vibration isolation, cable routing, and signal conditioning to achieve optimal accuracy in HVAC and refrigeration pressure measurement applications.

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