{"product_id":"yokogawa-aep7d-20-power-supply-bus-unit","title":"Yokogawa AEP7D-20 Power Supply Bus Unit","description":"\u003cp\u003eConfigured for digital output execution in Yokogawa control systems, the \u003cstrong\u003eYokogawa AEP7D-20\u003c\/strong\u003e (\u003cstrong\u003eAEP7D\u003c\/strong\u003e Power Supply Bus Unit) provides direct physical\/electrical execution.\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\u003eAEP7D-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eDC Bus Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003eAdjustable 0–21 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e0–20 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Power\u003c\/td\u003e\n\u003ctd\u003e420 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Regulation Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-(0.1% of set value + 20 mV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Regulation Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-(0.3% of set value + 10 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple \u0026amp; Noise\u003c\/td\u003e\n\u003ctd\u003eLess than or equal to 5 mVrms \/ 20 mVp-p\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eInternally optimized low thermal footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard rack-width module depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Loop Diagnostics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Power Distribution Matrix:\u003c\/strong\u003e The hardware routes high-current DC power across dedicated internal pathways to safely energize multiple downstream control and I\/O modules simultaneously.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Voltage Tracking:\u003c\/strong\u003e Integrated feedback networks maintain voltage regulation accuracy within strict tolerances, preventing transient drops from interrupting measurement electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Load Suppression:\u003c\/strong\u003e Filtering architecture controls internal ripple and noise under maximum load to protect adjacent communication buses from electrical cross-talk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What action should be taken if the output ripple exceeds the specified 5 mVrms threshold? A: Check for loose physical cable terminations on the bus output and verify that external inductive line filters are properly grounded to the system rack frame.\u003c\/p\u003e\n\u003cp\u003eQ: Can the AEP7D-20 output voltage be tuned while installed inside a live control cabinet? A: Yes, the adjustable 0–21 VDC output range can be calibrated during continuous operation via the dedicated adjustment potentiometers accessible on the hardware interface.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the unit securely within the system rack or control cabinet frame to ensure unobstructed vertical airflow for natural convection cooling.\u003c\/li\u003e\n\u003cli\u003eAll high-current output lines carrying up to 20 A must use heavy-gauge stranded conductors rated for the maximum thermal load capacity of the cabinet environment.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis ground terminal is bonded to the main cabinet earth bar using a low-impedance copper strap to mitigate high-frequency noise.\u003c\/li\u003e\n\u003cli\u003eIsolate sensitive signal cabling from the primary DC bus routing tracks by a minimum physical distance of 100 mm to eliminate field-induced interference.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45238664003699,"sku":"AEP7D-20","price":233.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.dcssupplier.com\/ar\/products\/yokogawa-aep7d-20-power-supply-bus-unit","provider":"DcsSupplier Limited","version":"1.0","type":"link"}