6500 Series Purge and Pressurization System
I/O Manual
9
2.3 6500 control unit
The 6500 control unit is the control of the pressurized
system and is suitable for zone 1 and 12, Ex pxb and Ex pyb
applications.
The 6500 control unit can be ordered for different mounting
configuration for different applications. This unit does not
come with cable glands, which allows customers to select
the type or brand of cable glands to use but they must be
approved for the area and application. Approved cable
glands are available through Pepperl+Fuchs.
The features of the 6500 control unit are:
User selectable for pxb or pyb applications
User-interface is intrinsically safe touch that can be ordered for remote mounting
Universal power requirement, 20 to 30 VDC / 100 to 240 VAC
316L stainless steel housing with IP66 ratings
External, Internal, UIC remote mounting options
Input for 2-wire PT100 RTD for automatic temperature control/monitoring
Automatic pressure control
Digital manifold with min/max set points for pressurization
Proportional valve using user configured set points
Automatic flow control for dilution applications with the proportional valve and EPV-6500 continuous
vent
User selectable input functions
Door switch (for immediate shutdown)
Bypass control with maintenance or commissioning selections
Enclosure contacts
Auxiliary contacts for alarms, low/max pressures, control valve
RS485 com port w/HART protocol available through PACTware or other AMS systems,
DTM/DD/EDDLs available
Bluetooth connectivity with APP programs available
Cable glands not included
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