Installation & User Manual
June 2013 Ed 19UK
Page 19 of 28
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 classificatio n 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 intrinsicall y 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.