GE Masoneilan SVI II ESD Installation And Maintenance Manual page 170

®
Do not connect a HART modem and PC to a control circuit unless
WARNING
® ®
the controller is HART compatible or has a HART filter. Loss of
control or a process upset can occur if the controller output circuit
®
is not compatible with HART signals.
Install the SVI II ESD in compliance with Hazardous Area rules in
accordance with local electrical codes and plant standards. Use
trained specialists for installation.
®
Do not connect a PC or HART modem to an intrinsically safe
circuit except on the safe area side before the barrier. Do not
operate a PC in a hazardous area if not in compliance with local
and plant regulations.
® ®
A control circuit must be HART compatible or have a HART filter
installed. Contact controller or DCS manufacturers. See "HART®
Filter Requirements" on page 191.
Comply with current national and local regulations for electrical
installation work.
Comply with national and local explosive atmosphere regulations.
Before carrying out any work on the device, power off the
instrument or make sure that locale conditions for potentially
explosive atmosphere permit the safe opening of the cover.
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