GE DPI 705 IS Series, Руководство пользователя

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K0214 Issue No. 4 3
English
Intrinsically Safe Pressure Indicators
Introduction
These instructions detail the requirements for using the DPI 705 Intrinsically Safe
Pressure Indicator in a hazardous area. Read the whole publication before
starting.
Installation Requirements in Hazardous Areas
Requirements and Conditions
Batteries
WARNING: O
NLY REPLACE BATTERIES IN A SAFE AREA
Only use the battery type listed below.
Installation
Installing should be carried out by qualified plant installation technicians in
compliance with the latest issue of EN 60079-14.
Special Conditions for Use
This pressure indicator may be used in zones 0, 1 and 2 for industries with any
gas group.
Maximum component temperature class T4 (135°C).
Power supply only use 3 x LR6 (AA), Duracell PROCELL, Duracell PLUS,
ENERGIZER ULTIMATE or GP SUPERALKALINE LR6.
Do not apply a pressure greater than 1.1 bar absolute to the negative port of
differential pressure indicators.
Pressure Indicator Casing and Pressure Connector
Avoid impact sparking when installing in a hazardous area.
Provide additional protection for indicators that may be damaged in service.
Marking detail:
DPI 705XX (specific apparatus type)
Pressure range
Serial number/year of manufacture
BAS02ATEX1194 (EC type examination certificate number)
EEx ia IIC T4 (-10°C <=T
amb
<=50°C)
Druck, Groby, UK (manufacturer)
II 1 G
1180