7ML19985QX81 SITRANS LR250 (HART) – QUICK START MANUAL Page EN-3
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English
Specifications
For a complete listing, see the SITRANS LR250 (HART) Instruction Manual. For Approvals
information, please refer to the device nameplate and the process device tag.
Ambient/Operating Temperature
Power
• Maximum 30 V DC • 4 to 20 mA
Approvals
• General CSA
US/C
, FM, CE
• Radio Europe ETSI EN302-372, FCC, Industry Canada
• Hazardous Intrinsically Safe:
(Europe) ATEX II 1G, EEx ia IIC 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)
1
Class I, Div. 1, Groups A, B, C, D
Class II, Div. 1, Groups E, F, G
Class III T4
(see next page for Non-Incendive Class I, Div. 2 approval)
Notes:
• Process temperature and pressure capabilities are dependent upon information on the
process device tag. The reference drawing listed on the tag can be downloaded from the
Siemens website at: www.siemens.com/LR250.
• See
Maximum Process Temperature Chart
on page 20, for more details.
Nominal 24 V DC with max. 550 Ohm loop resistance. (Check the device
nameplate for the characteristics of the device, and confirm the loop load.)
1.
See Appendix A for
FM/CSA Intrinsically Safe connection drawing (23650653) (North America only)
on
page A-1.
Note: Use appropriate conduit seals to maintain IP or NEMA rating.
process temperature (at process
connection, with FKM O-ring)
–40
o
C to +150
o
C (–40
o
F to +302
o
F)
ambient temperature
(surrounding enclosure)
–40 °C to 80 °C (–40 °F to 176 °F)
device nameplate
process device
tag
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