{"product_id":"ge-he693dac420-series-90-30-isolated-analog-output-module","title":"GE HE693DAC420 Series 90-30 Isolated Analog Output Module","description":"\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eThe \u003c\/span\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eGE HE693DAC420\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e, also cataloged as the \u003c\/span\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eHE693DAC420\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Isolated Analog Current Output Module, operates as a dedicated hardware component for converting digital controller commands into 4-20 mA or 0-20 mA current loops within Series 90-30 PLC systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHE693DAC420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE \/ GE Fanuc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e90 mA @ 5 VDC \/ 120 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e4 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA or 0-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e14 bits (13 bits plus sign D\/A resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500 VAC (RMS) Channel-to-Channel and Channel-to-Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eExternal 24 VDC User-Supplied Loop Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Surge on Power-up\u003c\/td\u003e\n\u003ctd\u003e250 mA for 10 ms @ 5 VDC \/ 900 mA for 30 ms @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Impedance\u003c\/td\u003e\n\u003ctd\u003eLess than or equal to 1.1 kohm @ 24 V Loop Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Linearity Error\u003c\/td\u003e\n\u003ctd\u003e0.10% Full Scale (4-20 mA) \/ 0.15% Full Scale (0-20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe HE693DAC420 module integrates into the Series 90-30 backplane to execute deterministic data updates from the main CPU card. High channel-to-channel and channel-to-ground isolation limits electrical noise propagation across the backplane bus interface, preserving communication velocity across expanded sub-rack configurations. Digital-to-analog processing pathways maintain firmware flash compatibility across standard Series 90-30 rack backplanes while providing stable current outputs under dynamic load resistance variations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the HE693DAC420 require an external power source to drive the 4-20 mA loops?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The module relies on an external 24 VDC user-supplied power source to energize the isolated output loops in addition to the 5 VDC backplane logic draw.\u003c\/p\u003e\n\u003cp\u003eQ: Can the HE693DAC420 module be installed or removed from the Series 90-30 rack while backplane power is active?\u003c\/p\u003e\n\u003cp\u003eA: No. Power to the Series 90-30 rack must be completely isolated prior to inserting or removing the module to prevent electrical damage to backplane bus pins and internal D\/A converter circuitry.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDe-energize the Series 90-30 rack power supply and isolate external 24 VDC loop power before mounting or wiring the module.\u003c\/li\u003e\n\u003cli\u003eSlide the HE693DAC420 module firmly into the designated rack slot until the top and bottom retaining clips latch into the backplane baseplate.\u003c\/li\u003e\n\u003cli\u003eWire the external 24 VDC field power supply to the terminal connector, maintaining correct polarity to support the internal isolation circuitry.\u003c\/li\u003e\n\u003cli\u003eRoute 4-20 mA field current loop wiring using twisted-pair shielded cables to prevent inductive noise pickup from adjacent power lines.\u003c\/li\u003e\n\u003cli\u003eGround all cable shields at a single Earth ground terminal near the panel entrance to avoid establishing ground loop currents.\u003c\/li\u003e\n\u003cli\u003eVerify that maximum loop resistance on each output channel does not exceed 1.1 kohms under 24 VDC operation before powering up the system.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53271430070581,"sku":"HE693DAC420","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/HE693DAC420.png?v=1786498802","url":"https:\/\/www.5gplc.com\/products\/ge-he693dac420-series-90-30-isolated-analog-output-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}