User's Manual

Table Of Contents
Page 10 SITRANS LR250 (HART) – INSTRUCTION MANUAL 7ML19985JE03
mmmmm
Specifications
Process
•temperature
1)
at process connection
- with FKM O-ring 40 to +200 °C (40 to +392 °F)
- with FFKM O-ring 20 to +200 °C (4 to +392 °F)
pressure (vessel)
1
Refer to
Process Pressure/Temperature derating
curves
on page 136.
Approvals
General CSA
US/C
, FM, CE
Radio Europe (R&TTE), FCC, Industry Canada
Hazardous Intrinsically Safe
2)
(Europe) ATEX II 1G, EEx ia IIC T4
ATEX II 3G, Ex na II T4
ATEX II 1D, EEx tD A20 IP67 T90 °C
(International) IECEx SIR 05.0031X, Ex ia IIC T4,
EX tD A20 IP67 T90 °C
(US/Canada) FM/CSA: (barrier required)
Class I, Div. 1, Groups A, B, C, D
Class II, Div. 1, Groups E, F, G
Class III T4
(Brazil) BR-Ex ia IIC T4 IP67
Non-incendive
3)
(US/Canada) FM/CSA
Class I, Div. 2,
Groups A, B, C, D T5
1)
The specifications apply to the standard horn only. The maximum temperature is
dependent on the process connection, antenna materials, and vessel pressure.
For more detail, or for other configurations, see
Maximum Process Temperature
Chart
on page 135, and
Process Pressure/Temperature derating curves
on page
136.
Note: The device nameplate lists the approvals that apply to your device.
2)
See
Intrinsically Safe wiring
on page 26 for more details.
3)
See
Non-incendive wiring (US/Canada only)
on page 28 for more details.