BEKA FOUNDATION BA484DF-F, Instruction Manual

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Outside panel finish should be smooth, free from particle inclusions, runs or
To maintain IP66 protection between the BA488CF and the mounting panel:
20 and 22cNm (1.77 to 1.95 inL
(2.60 x 5.35 inches –0.00 +0.02)
66.2 x 136.0mm -0.0 +0.5
3mm (0.12inches) Aluminium
2mm (0.08inches) Steel
tightened to between:
Each panel mounting clip should be
Edges of panel cut-out should be deburred and clean
Panel cut-out should be
build-up around cut-out.
Minimum panel thickness should be
Four panel mounting clips should be used
7.
b)
mechanically activated switches OR FM approved equipment with entity
Hazardous (classified) location equipment may be simple apparatus e.g.
barrier or galvanic isolator with entity parameters complying with the following
One single channel or one channel of a dual channel associated intrinsically safe
isolator with entity parameters complying with the following requirements:
Fieldbus power supply with FISCO compliant output (IEC6009-27) or galvanic
Ci
Li
Ci
Li
Ci
Li
Intrinsically Safe Systems for Hazardous (Classified) Locations” and the National
Installation shall be in accordance with ANSI/ISA RP 12.06.01 “Installation of
barriers and fieldbus power supply shall not use or generate more than 250V rms
The unclassified location equipment connected to the associated intrinsically safe
approved and the manufacturers’ installation drawings shall be followed when
The associated intrinsically safe barriers and fieldbus power supply must be FM
Ui equal to or less than Uo or Vt
parameters complying with following requirements:
La
6.
Ca
La
Io or It
Uo or Vt
Ca
5.
Io or It
Uo or Vt
requirements:
Ca
La
Io or It
equal to or greater than
equal to or greater than
equal to or greater than
equal to or less than
equal to or less than
equal to or greater than
Ii
Ui
equal to or less than
less than
equal to or greater than
equal to or greater than
equal to or less than
equal to or
Ii
Ui
Ii
Electrical Code ANSI/NFPA 70.
installing this equipment.
2.
4.
3.
or 250V dc.
Notes:
1.
cont:
Po Pi equal to or less than
Po equal to or less than Pi
Po equal to or less than Pi