Model 328 • LCD Display, Loop Powered Features Versatile Improved personnel safety for hazardous places such as sewers, pump pits, covered lagoons, etc. Easy pushbutton setup Suitable for most flumes, and weirs Description The Delta Controls Model 328 Display is a 4-20 mA loop powered, 3.5 digit LCD process variable display. This display has voltage spike protection and is supplied pre-calibrated at 0% to 100% and may be field calibrated to engineering units. The reading may be set from 0.0 mA at 4.0 mA up to 19.99 mA at 20 mA. Decimal point position may be changed by a plug setting on display body's front. The 328 display is a three inch integral potted plug- in module for use in rough services and withstands corrosive environments and vibration. Model 328 Specifications Input (Isolated): Max Voltage Drop: Flow Elements Supported: Linearization Curve: Accuracy: Indication: Calibration Entry: Memory Protection: Wiring Connections: Ambient Temp Range (Basic Unit): Certifications: Explosion-proof Housing Option: Third Party Listed by CSA NRTL/C (USA and Canada) Class I, Groups B, C and D; Class II, Groups E, F and G; Class III; Encl 4X 4-20 mA 7 V Parshall flume, rectangular weir, Cipolletti (trapezoidal) weir, V-notch weir, Palmer-Bowlus flume, and others (Kp-Kh*H)*HKe > 0.125% FS Flow rate, total flow, input current 4 pushbutton entry switches Non-volatile #6 terminal posts, banana plug -10 °F to +150 °F (-23 °C to 66 °C) 248 | Pump Controllers & Accessories > Model 328 | deltacnt.com