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<br />City of Arden Hills, MN – 25X.137753 LIFT STATION CONTROL SYSTEM <br />January 2026 PAGE 26 90 04-16 <br />©2026 Design Tree Engineering, Inc All Rights Reserved <br />H. Communications port, cards, software, programming, and all required appurtenances for a complete <br />and operating system. <br />I. Minimum of 2-spare digital inputs (each type used), 2-spare digital outputs (each type used), and 1- <br />analog input. <br />J. Provide communications ports/modules for a data connection to allow for remote monitoring and <br />programming. <br />K. Minimum of 2 or 15% of the following spare inputs and outputs shall be provided: <br />1. Digital inputs (each type used) <br />2. Digital outputs (each type used) <br />3. Analog input (each type used) <br />4. Analog output (each type used) <br />L. Approved Manufacturer: <br />1. Allen Bradley Micrologix 1400 <br />2. Allen Bradley Compactlogix <br />3. Allen Bradley Micro800 series <br /> OPERATOR INTERFACE (PROVIDED UNDER ALTERNATE 3) <br />A. Color touchscreen display. <br />B. Minimum size: 10” (measured diagonally) <br />C. Manufacturer’s latest firmware and software for each OIT. <br />D. Program files shall be free of any locks, passwords, or restrictions as they are to become the sole <br />property of the Owner at project completion. <br />E. Rated for high visibility in direct sunlight. If it is determined by Owner, Owner Representative, or <br />Engineer that the unit is difficult to read under sunlight, Contractor shall replace the unit at no <br />additional cost or modification of the schedule. <br />F. Approved Manufacturer: <br />1. Allen Bradley Panelview Plus 7 <br />2. Or equal from Maple System Industrial Touchscreen <br /> FUSE TERMINALS <br />A. DIN rail mounted, touch safe, modular type. <br />B. 250V RMS, amp rating as required for application. <br />C. Use ¼” x 1 ¼” standard fuses sized according to application. <br />D. Blown fuse indicator light. <br />E. Manufacturer/Model: <br />1. Allen Bradley <br />2. Phoenix Contact <br />3. Or Equal <br /> SERVICE SURGE PROTECTION DEVICE <br />A. Type 1 surge protection device, UL 1449 4th edition