{"product_id":"honeywell-tc-oah061-dcs-control-module-0-21ma-range","title":"Honeywell TC-OAH061 DCS Control Module 0-21mA Range","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell TC-OAH061\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-performance analog output interface within the Experion Process Knowledge System (PKS) and associated Distributed Control Systems (DCS). This module converts digital control commands into precise 0 to 21.0 mA analog signals to drive critical field actuators, including control valves, variable speed pumps, and heavy-duty drives. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new and original\u003c\/strong\u003e, ensuring the sub-millisecond signal accuracy required for tight process loop control in volatile industrial environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTC-OAH061\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIsolated Analog Output (AO)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6 Galvanically Isolated Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 21.0 mA (Supports 4-20 mA standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13 Bits across 21 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCalibrated Accuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBetter than ±0.1% at 25°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Update Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25 ms (all channels)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2546 VDC (Channel-to-Channel \u0026amp; User-to-System)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRFI Immunity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 2.0% error at 10 V\/m (27 to 1000 MHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.7 W Maximum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Block\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTC-TBNH (20-position)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Galvanic Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe TC-OAH061 features individual channel-to-channel isolation tested at 2546 VDC. This prevents ground loops and ensures that a fault on one field device does not propagate to adjacent channels or the backplane, maintaining overall system integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Process Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a 25 ms update rate for all channels simultaneously, this module facilitates real-time control of fast-acting valves. This speed minimizes overshoot and oscillation in high-pressure or high-flow loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Signal Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated RFI immunity shields the module from electromagnetic interference common in motor control centers and turbine halls. Even in environments with 10 V\/m field strength, the module maintains an error rate below 2.0%.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Efficiency Thermal Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDespite driving six independent current loops, the module dissipates only 6.7 W of power. This low thermal footprint prevents heat buildup in high-density DCS cabinets, extending the service life of neighboring electronic components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swap Functionality:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMaintenance teams can replace the TC-OAH061 without powering down the system rack, significantly reducing Mean Time to Repair (MTTR) and eliminating unnecessary production downtime.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the TC-OAH061 require a specific terminal block for wiring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, this module utilizes the TC-TBNH 20-position terminal block. Ensure the terminal block is correctly seated to maintain the 2546 VDC isolation rating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I configure individual channels for different current ranges?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The module supports a global hardware range of 0 to 21.0 mA. You can scale this within your Experion PKS software to standard 4-20 mA or 0-20 mA increments depending on your actuator requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the module handle output overvoltage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The TC-OAH061 includes continuous overvoltage protection rated at 24 VAC\/VDC at room temperature. This protects the internal 13-bit DAC from back-EMF or accidental cross-wiring in the field.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this unit new or refurbished stock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Every TC-OAH061 we provide is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new and factory-sealed\u003c\/strong\u003e. We do not sell refurbished or \"new-old-stock\" parts for mission-critical Experion PKS applications.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44164501176419,"sku":"TC-OAHO61","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/362_0751b199-280e-4753-841b-c0a5d87a91b6.jpg?v=1778035146","url":"https:\/\/www.autocontrolglobal.com\/products\/honeywell-tc-oah061-dcs-control-module-0-21ma-range","provider":"AutoControl Global","version":"1.0","type":"link"}