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2604–2704 Melt Pressure Controllers. 26/2704MP-Available Nov 2001 Application specific version Functionally replaces 818MPC & 942S Compatible with standard 26/2704 Pre-configured clone file “2704MP” Custom order code User Screens provide ease of operation Sales documentation
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2604–2704 Melt Pressure Controllers 26/2704MP-Available Nov 2001 • Application specific version • Functionally replaces 818MPC & 942S • Compatible with standard 26/2704 • Pre-configured clone file • “2704MP” Custom order code • User Screens provide ease of operation • Sales documentation • Melt Pressure user manual Ideal for • Extrusion melt pressure • Photographic film • Solid extrusion • Wire coating • Multi layer packaging
Plastics Extruder Post - Screen Control OP As screen get clogged with foreign material a differential pressure is created Pre - Screen P2 P1 Feed Hopper To Die Extruder Motor Screen Nozzle Increase in extruder speed produces increase in nozzle pressure
26/2704MP Main Features • Single loopMelt Pressure control • Two Melt Pressure strain gauge inputs • Screen blockage alarm • Simple User Calibration • Pressure Alarms
26/2704MP User Calibration • Simple user calibration • Pre-configured user screens • Uses transducer scaling blocks • Compatible with 4 or 6 wire transducers
Melt Pressure Hardware • One or two melt pressure inputs • One or two transducer power supplies • 4-20mA Control output • 0-10V Track input for Start Up • Pressure Alarms -Hi & Hi-Hi -Low • Screen Alarm -Blockage • Digital inputs -Manual select -Track select -Alarm Ack
26/2704MP Clone Files • Included in V4.10 itools CD • Requires V5.00 firmware