Astar HT-3300 Spécifications Page 173

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163
Reference Manual
00809-0100-4570, Rev AC
Appendix B: Product Certifications
January 2015
Product Certifications
B.3.2 European certifications
ATEX approval
Special Conditions For Safe Use (X):
1. On application of the transmitter with plastic-covered probes, in an explosive gas
atmosphere, precaution shall be taken to avoid danger of ignition due to electrostatic
charges on the probe.
2. On application of the transmitter in an explosive dust atmosphere, the transmitter shall
be installed in such a way that the risk from electrostatic discharges and propagating
brush discharges caused by rapid flow of dust at the label is avoided.
3. For probes and flanges containing light metals, an ignition hazard due to impact or
friction needs to be avoided according to IEC 60079-0 clause 8.3, when used as EPL
Ga/Gb equipment.
E1 Flameproof:
Certificate: KEMA 01ATEX2220X
0575
II 1/2 G Ex d [ia Ga] IIC T6...T1 Ga/Gb
II 1/2 D Ex tb [ia Da] IIIC T85 °C...T450 °C Da/Db
(1)
or
II -/2 D Ex tb IIIC T85 °C...T135 °C -/Db
U
m
= 250 V
Ambient temperature range: -50 °C
(2)
to +75 °C
Approval valid for HART and Modbus options.
Figure B-3. Approval Label ATEX (KEMA) and Name Plate
(1) Non-plastic covered probes only.
(2) -40 °F (-40 °C) for process temperature range -320 °F to -58 °F (-196 °C to -50 °C).
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