{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"E5DC-QX2ASM-002","brand":"Omron","brandSlug":"omron","productSlug":"E5DC-QX2ASM-002","canonicalUrl":"https://aoctrl.com/omron/E5DC-QX2ASM-002","factsUrl":"https://aoctrl.com/api/mcp/products/E5DC-QX2ASM-002","rawCanonicalId":null},"summary":{"shortDescription":"Omron E5DC series, Process/Temperature Controller, E5DC-QX2ASM-002, DIN Rail mount, PID control, dual relay and voltage outputs, RS-485 Modbus.","salesMarkdown":"The E5DC-QX2ASM-002: Tuning the loop? The PID is solid for most thermal processes, but if you're chasing fast dead times, the relay outputs impose a fixed cycle time. The voltage output for an external SSR gives you a time-proportioned DC signal — pair it with a solid-state contactor if you need smooth, low-noise control for resistive heaters. Housing on a DIN rail inside a dry enclosure (IP20) means it lives in the cabinet, not on the panel door. RS-485 with Modbus gives you access to SP, PV, and tuning registers from the PLC or HMI — no need for local menu diving once the loop is set. ## DIN Rail vs Panel Mount The closest functional sibling is the panel-mount E5CC-CX2ASM-804. It shares the same voltage supply, sensor input range, and PID control, but replaces the second relay with an analog output (4-20mA). If the load needs a modulating analog signal — say a valve or a transducer — the E5CC covers that, but you lose the dedicated voltage output for an external SSR and move from DIN rail to a 45 mm square panel cutout. The E5DC is the right call when you're wiring into a DIN rail backplane inside a dry cabinet and driving a contactor or SSR with the voltage output.","metaTitle":"Omron E5DC-QX2ASM-002 DIN Rail Temp Controller, PID, RS-485","metaDescription":"Omron E5DC-QX2ASM-002 DIN Rail temperature/process controller with PID, dual relay outputs, voltage for external SSR, and RS-485 Modbus. Input range -200°C~2300°C. Active productio","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Process / Temperature Controllers"],"specifications":{"Type":"Process, Temperature Controller (RTD, Type B, E, J, K, L, N, PLII, R, S, T, U, W)","title":"E5DC-QX2ASM-002","Series":"E5DC","Weight":"0.265 lb (120.2 g)","Package":"Bulk","Input Range":"-200°C ~ 2300°C, 0 ~ 20mA, 0 ~ 10VDC","Output Type":"Relay (2), Voltage (External SSR)","description":"CONTROL TEMP/PROC RELAY/VOLT OUT","Display Type":"LCD - Dual Color Characters, Backlight","Mounting Type":"DIN Rail","Communications":"RS-485 (CompoWay/F, Modbus)","Control Method":"On/Off, Proportional (PID)","lifecycle_stage":"current","Voltage - Supply":"100 ~ 240VAC","Termination Style":"Screw Terminal","Ingress Protection":"IP20","Operating Temperature":"-10°C~55°C","Display Characters - Height":"0.334\" (8.50mm), 0.314\" (8.00mm)","Number of Characters Per Row":"4, 4"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/c6d2565f7c49acd020a74c22dc4212b3.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest functional alternative to this part?","answer":"The panel-mount E5CC-CX2ASM-804 is functionally similar with the same sensor input range and PID control, but it offers an analog output (4-20mA) instead of the E5DC's second relay and voltage for external SSR. Note the mounting difference: the E5CC requires a 45 mm square panel cutout, while the E5DC clips onto a DIN rail."},{"question":"Will the E5DC-QX2ASM-002 drop into a panel designed for an E5CC-CX2ASM-804?","answer":"No. The E5DC is DIN Rail mounted, while the E5CC is panel mounted with a 45 mm square cutout. They are physically incompatible without rework of the enclosure. Wiring and I/O functionality also differ (voltage SSR vs analog output)."},{"question":"What type of controller is the E5DC-QX2ASM-002?","answer":"It is a Process, Temperature Controller supporting RTD and multiple thermocouple types (B, E, J, K, L, N, PLII, R, S, T, U, W)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/omron/E5DC-QX2ASM-002","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/omron/E5DC-QX2ASM-002 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}