Reference Manual
00809-0100-4793, Rev CA
August 2004
B-9
Rosemount 8742C
E1, ATEX Increased Safety (Zone 1)
CD
with IS Electrodes (8711 only)
Certificate No: KEMA03ATEX2052X
II 1/2G
EEx e ia IIC T3... T6 (Ta = -20 to +60°) (See Table B-3)
0575
When installed per drawing 08732-1050
V
max
= 40 V DC (pulsed)
SPECIAL CONDITIONS FOR SAFE USE (X):
If the Model 8732 Flow Transmitter is used integrally with the Model 8705 or
Model 8711 Flowtubes, it shall be assured that the mechanical contact areas
of the Flowtube and Flow Transmitter comply with the requirements for flat
joints according to standard EN 50018, clause 5.2. The relation between
ambient temperature, process temperature and temperature class is to be
taken from the table under (15-description) above. - (See certificate) The
electrical data is to be taken from the summary under (15-electrical data
above).
INSTALLATION INSTRUCTIONS:
At ambient temperature above 50°C, the flowmeter shall be used with heat
resistant cables with a temperature rating of at least 90°C.
A fuse with a rating of maximum 0,7 A according to IEC 60127-1 shall be
included in the coil excitation circuit if the flowtubes are used with other flow
transmitters (e.g. Model 8712).
Summary of Contents for 8700 Series
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