Data Sheet Liquitron™ DP5000 Series pH Controller Cooling Water Waste Neutralization Process Control Environmental Metal Finishing The DP5000 is a dual channel pH Controller providing either relay or proportional pulse outputs to drive chemical metering pumps. A custom backlit display provides constant information regarding controller conditions. High and low alarm points, delay and limit timers, and other programmable features make the DP5000 the most adaptive pH controller available. Features Display Items • Custom Backlit LCD • Current pH Value • Temperature Reading • Current mA Output Level • High and Low Set Points • Current Pump Speed • Proportional Pulse or Relay Output Both Standard • Temperature • Limit Timers for Each Output • Timer Settings and Readings • pH Programmable Response Delay • Alarm Conditions • Single and Dual Point Calibration • 0–14 pH Scale • UL CUL CE - Certified 8 Post Office Square Acton, MA 01720 USA TEL: (978) 263-9800 FAX: (978) 264-9172 http://www.Imipumps.com Replaces same of Rev. D 4/99 1739. E 12/99

Enclosure NEMA 12X Type (prewired version) Hard wiring makes the unit suitable for NEMA 4X applications. Material (housing) Flame retardant, molded TPE Material (cover) Clear molded polycarbonate, padlockable Environment 32° F to 122° F (0° C to 50° C) 0 to 95% (non-condensing) relative humidity Hardware 115 VAC proportional units provided with a 6 ft (2m) grounded power cord & plug and two (2) 10 ft (3m) output cables for direct connection to Series 7 and 9 LMI pumps. 115 VAC On/Off units provided with 6 ft (2 m) grounded power cord & plug and two (2) 1 ft (30 cm) output power cords with grounded...