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• Uses Echelon® LonWorks® protocol.
• W7751B,D,F use Free Topology Transceiver (FTT) networks and are compliant with VAV device object type number 8010 functional LonMark® profile.
• Energy saving setpoint reset for electrical demand limit control.
• Actuator included with W7751H mounts directly onto VAV box damper shaft and has up to 35 lb. in. torque, 90 degrees stroke, and 90 sec.
• Timing at 60 Hz.
• High speed 78 kilobit communications network.
• Capable of standalone operation, but uses E-Bus network communications.
• Easy user-access to the network communications jack.
• Uses enhanced microbridge-type airflow sensor with dual integral restrictor design.
• Easy user-access to airflow sensor inputs.
• Provides Proportional Integral Derivative (PID) temperature control.
• Designed for pressure independent Variable Air Volume (VAV) control.
• Floating hot water and three-stage electric or modulating hot water heat.
• Provides nonlinear floating algorithm for velocity control loops.
• Individual zone pressurization for supply and exhaust control.
• Factory configured via EEPROM with critical user parameters default values.
• Motion sensor interface for enhanced energy savings.
• Supports Terminal Regulated Air Volume (TRAV) concept.
• Pressurize and depressurize, night purge, and morning warm-up sequences supported.
• Wall module options for sensor, setpoint and bypass.
• Software selectable limits on remote setpoint adjustments.
• Three integrated 8 bit pipelined microprocessors running at 10 MHz.
• 14 bit A/D converter.
• 32K by 8 ROM/PROM, 512 bytes of EEPROM, and 2048 bytes of static RAM.
• W7751D,F mount to a standard 4 x 4 in. and 5 x 5 in. junction box or snapped to 35 by 7.5mm EN50022 DIN Rail.
• Subbase provides the slotted hole pattern for the R7450 series IRC devices (118x87 mm)Variable Air Volume Handling Unit for LonWorks, Excel 10 Smart VAV Actuator

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