Water Circulation Pump Control Measures cool water return temperature Measures cool water and return water temperature Cool Water Circulation Pump Ice Water Circulation Pump lce water Water inlet Cool water Figure1: Multi-Pump Control M RST Variable Frequency Control of Pumps M1 MC2 M2 M3 MC3 M4 Circulation Control Figure 2:
Fixed Amount and Circulation Control MC4 Features ► LCD keypad - An easy-to-use text panel with TP Editor software allows users to customize the main page screen ► Quick setting functions to support self-defined parameter groups and parameter duplication for fast and easy installation ► Modular design for flexible extension and easy maintenance ► High-speed communications include BACnet and Modbus. Optional communication cards are available upon purchase: PROFIBUS DP, PROFINET , DeviceNet, Modbus TCP, EtherNet/IP, CANopen and BACnet IP ► Extended life cycle ► Enhanced conformal coating on PCBs for superior durability in critical environments ► Fire mode and bypass functions:
continuous pressure to extract smoke when emergencies occur ► Various modes for fans/pump applications including PID control, sleep/wake up functions, flying start and skip frequency ► Multi-pumps synchronous control of up to 8 motors at one time and provides fixed amount and fixed time circulation control ► Built-in 10 K steps PLC programming capacity and Real Time Clock (RTC) 3 CP2000