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11
tECHNICAL FEAtuRES
NivOiL Cu/220 – Alarm device
main power supply:
power consumption:
housing protection:
temperature limits:
sensor inputs:
monitoring:
Display and signals:
Front panel:
outputs:
Ex protection class:
ateX certificate:
CE marks:
AtEX:
the alarm device niVoiL must be mounted in safe area
(1)
concerning the intrinsic safety parameters [u
(2)
please report to the ateX certificate.
msx531-01_B
11-05-2010
230 V - 50 hz
9 Va approximately (3 sensors connected)
ip65, according en 60529
-20...+60°c
3 inputs with automatic sensor type detection for hydrocarbon fluids
layer thickness, overfill level, sludge layer level
the alarm device nivoil has an auto-diagnostic of measuring loop.
an alarm signal occurs in case of dysfunction due to a short circuit
or a broken cable.
1 function signal LeD (green) on each channel
1 alarm signal LeD (red) on each channel
built-in audible alarm, disabled by Dip switch configuration
2 push buttons for diagnostic test and alarm clearance
3 relay outputs, 230 V ac, 3a, potential free change over contacts
II (1) g [Ex ia] IIB (Intrinsic safety)
BVS 07 AtEX E 090
according to EC directives,
Low Voltage guidelines: RL 2006/95/Eg & RL93/68/EWg,
emV guidelines: RL 89/336/EWg (en 61326)
rL 94/9/eg (ATEX 95)
EN 60079-0 (General requirements)
EN 60079-11 (Intrinsic safety)
EN 60079-26 (Group II; category 1G)
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EN
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