OPERATING MANUAL
MN-SST70
ED-19-01
SPRIANO® TECHNOLOGIES
- www.spriano.it – [email protected]
a TERRANOVA® Srl brand
- www.terranova-instruments.com - VAT IT07848810151
Factory & Sales: Via Gramsci 1 – 26827 Terranova dei Passerini (LO) – Italy
Head Office: Via Rosso Medardo 16 – 20159 Milano – Italy Ph: +39 0377 919119 – Fax: +39 0377 855720
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1.3
D
EFINITIONS
A
ND
S
YMBOLS
In this manual are used the following symbols and labels
W
ARNING
!
Warning
label
, used to warn about hazardous materials, locations, or objects,
including electric currents, poisons, and other things.
P
ROHIBITION
!
Prohibition
label
, used to indicate something is not permitted.
M
ANDATORY
!
Mandatory label
, used to set obligation tasks to be performed by the user.
I
NFORMAZIONE
!
Etichetta informazione
, utilizzata per informare l’utilizzatore o per avvisare circa
pericoli per lo strumento.
Equipment for use in potentially explosive atmospheres
II 1/2G
Equipment Group II Category 1/2G, suitable for potentially explosive area (gases,
vapours or mists); to be installed in a separation wall between Zone 0 (process
side) and Zone 1 (external side)
Ex d
Device with Explosion Proof Enclosure
IIC
Group IIC apparatus, fit for substances of group IIC, IIB and IIA (only when used in
the ambient temperature range –40°C to 60°C)
IIB
Group IIB apparatus, fit for substances of group IIB and IIA (when used in the
ambient temperature range –40°C to 80°C)
Temperature Class of the transmitter (maximum surface temperature)
T6
T5
only when used in the ambient temperature range –40°C to 60°C
only when used in the ambient temperature range –40°C to 80°C
Ga/Gb
Equipment to be installed in the boundary wall between an area requiring EPL Ga
and the less hazardous area
