Modem And Computer Use In Intrinsically Safe Circuits; Mactek® Intrinsically Safe Modem, Model 010005; Mactek® Warning; Use Of Hand-Held Communicators In Intrinsically Safe Circuits - GE Masoneilan SVI II ESD Installation And Maintenance Manual

Modem and Computer Use in Intrinsically Safe Circuits

Many HART
control circuits. Most portable computers are NOT approved for use in hazardous areas.
Modems can be safely connected to the safe area side of barriers, and isolators. Observe
®
HART filter requirements.
®
MACTek Intrinsically Safe modem, Model 010005
The VIATOR RS232 HART
Requirements relating to the design and construction of equipment and protective systems
intended for use in potentially explosive atmospheres. Requirements given in Annex II of the
Directive 94/9/EC (ATEX Directive) of the European Parliament and EU Council of 23rd March
1994. Consult MACTek Corporation, http://www.MACTekcorp.com/company.html for detailed
requirements for safe use.
®
MACTek Warning
"This product has not been tested by any certification agency such as Factory Mutual with
jurisdiction outside the European Union for intrinsic safety. The product can be used outside
the European Union (e.g. in the USA) on the sole authority of the buyer. MACTek
claims of suitability and offers no warranties regarding the use of this product for connection
of PCs to circuits extending into hazardous areas in countries outside the European Union."
Do not connect a PC or HART
side of a barrier. Do not operate a PC in a hazardous area without compliance with local and
plant regulations.

Use of Hand-held Communicators In Intrinsically Safe Circuits

®
The HART
circuits in hazardous areas. Read the product Manual for the HART
all warnings. The intrinsic safety entity parameters must be added to the SVI II ESD entity
parameters to determine suitability for use in any intrinsically safe circuit. Observe the labels
on the DPI 620 or consult the manufacturer.
© 2016 General Electric Company. All rights reserved.
®
modems in use today are not approved for connecting to Intrinsically Safe
®
Interface [Eex ia] IIC complies with the Essential Health and Safety
®
modem to an intrinsically safe circuit except on the safe area
The DPI 620 is not approved for use in hazardous areas that use
WARNING
explosion proof safety practices. Do not use the DPI 620 unless
the area has been declared safe (Hot Work Permit).
Communicator DPI 620 is approved to communicate with intrinsically safe control
®
Masoneilan SVI II ESD Installation and Maintenance Manual
®
makes no
Communicator. Observe
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