Burkert Type 8643 - Manual (Page 11)

8643 - 11
english
Dependable IP protection. •
Freedom in the assignment of the individual signals thanks to the FOUN- •
DATION Fieldbus' DO and DI function blocks.
power I/o Box technical features
Available optionally as a 2-lead or 4-lead device. •
Housing: Polyester, powder-coated aluminum. •
Protection class: IP65 (as electronic module, IP20 / IP30) •
Temperature range from –20 to +55 °C (see table in the EC Type •
Examination Certificate in the Annex)
Interfaces: FOUNDATION Fieldbus H1
•
Outputs: 4x Ex-i DO; Inputs: 8x Ex-i DI •
Optional: LED module status display for inputs and outputs •
ATEX approval: II 2 (1) G Ex [ia] me IIC T4 •
5.1.2 field of application
The Power I/O Box Type 8643 is designed for decentralized use in industrial
environments, especially the pharmaceutical, petrochemical and specialized
chemical industries.
It meets the specifications for the protection classes IP20/IP30 (as an elec-
tronic module) and IP65 (in aluminum or polyester housings).
danGer!
hazard due to electrical voltage!
The Power I/O Box Type 8643 is designed with ignition protection type
Ex-e (increased safety).
Switch off the system's operating voltage before working on the Power •
I/O Box Type 8643!
noTe!
When using the Power I/O Box Type 8643 in a control cabinet, ensure that:
the control cabinet is also approved for use in an explosive environment, •
the control cabinet is dimensioned sufficiently large to exhaust the waste •
heat out of the cabinet in a suitable manner,
the temperature inside the control cabinet does not exceed the permis-
•
sible operating temperature of the Power I/O Box Type 8643!