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Installation & User Manual
June 2013 Ed 19UK
Page 19 of 28
Intrinsically Safe Installation
The MAS2600 is designed for use in an approved intrinsically safe installation. The amplifier is
fitted with a label describing the IS category:
S/N: XXXXXX-YYYY
DEMKO 11 ATEX 146506X IECEx ULD 10.0013X
Ui: 29V Ii: 93 mA Li: 20µH Ci: 60 nF Pi: 0.68 W
II 2(1) G Ex ia IIC T4 Tamb.: -20 to +80 °C
Damcos A/S, Aaderupvej 41,DK-4700, Naestved
Where
S/N : serial number – production year.
: Ex identification according to guideline 94/9/EC (ATEX).
II : other aria than mines.
2(1) : sensor mounted in zone 0 and amplifier in zone 1
Ex ia : denotes the type of protection intrinsic safety , i.e. the system is incapable of causing
ignition in normal operation or with any combination of up to two faults applied. This
category will be adequate for use in zone 0, 1 and 2.
IIC : denotes the group of gases.
T4 : denotes the maximum surface temperature classification specified (T4: 135 °C).
Tamb : denotes the minimum and maximum ambient temperature for the amplifier box
permitted by the certificate.
DEMKO 11 ATEX 146506X:
The ATEX Certificate No 146506 is issued by DEMKO 201 with remarks.
Inmetro:
Inmetro Certificate No. UL BR 12.0116X issued by UL do Brazil
Relevant intrinsic safety certificates to be supplied with the system units.
The certification of electric apparatus as intrinsically safe requires the apparatus to be designed
and tested in accordance with approved drawings and the apparatus to be installed in accordance
with approved block schematic diagrams.