Siemens SITRANS LR 400 Instruction Manual page 10

Radar level instrument
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Environmental
location:
altitude:
ambient temperature:
relative humidity:
installation category
pollution degree
• *Process Temperature
• Electromagnetic compatibility
Spurious emission
Interference strength
• *Perm. ambient
temperature
• Perm. storage
temperature
Approvals (verify against device nameplate)
• Explosion Protection
** Refer to device
nameplate
• General
• Radio
Comunication
• Communication:HART
Load
Line
Protocol
HART, Version 5.1
*Note:
Refer to Process/Ambient de-rating curves in Appendix III.
Page 6
SITRANS LR 400 – INSTRUCTION MANUAL DRAFT
indoor/outdoor
2000 m max
-40 to 65°C (-40 to 149°F)
suitable for outdoor (Type / Nema 4X, 6/ IP67)
II
4
-40 to 140°C (-40 to 284°F),optional -40 to 240°C
(-40 to 482°F)
according to EN 50 081
according to EN 50 082 and NAMUR
-40 to 65°C (-40 to 149°F) (non-hazardous version)
-20 to 65°C (-4 to 149°F) (hazardous version)
LCD: -10 to 55 °C (14 to 131°F)
Observe the temperature classes in hazardous areas!
-30 to 80°C (-22 to 176°F),
Certificate No. PTB 00 ATEX 1024
II 1/2G EEx d IIC T6II 2G EEx d IIC T6
II 1/2G EEx dem IIC T6II 2G EEx dem IIC T6
II 1/2G EEx dem [ib] IIC T6II 2G EEx dem [ib] IIC T6
II 1/2G EEx dem [ia] IIC T6II 2G EEx dem [ia] IIC T6
Certificate No. DMT 01 ATEX E 038
II 1/2 D IP 65 (dust zone 20, zone 21 approval)
FM, CSA
approval pending
FCC, Industry Canada, European Radio
approval pending
230 to 600 Ω, 230 to 500 Ω when connecting a coupling
module
two-wire shielded: ≤ 3 km
multi-wire shielded: ≤ 1.5 km
7ML19985FH01

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