Siemens sitrans LR 400 Instruction Manual And Users Manual page 11

Signal type
• Electrical isolation
• Display
Programmer (infrared keypad)
Siemens Milltronics Infrared IS (Intrinsically Safe) Hand Programmer for hazardous and
all other locations (battery is non-replaceable)
• approval:
• ambient temperature: −20 to 40 °C (−5 to 104 °F)
• interface:
• power:
• weight:
• color:
Mechanical
Flange
• Process Connection
• Materials of the wetted
parts – in contact with
the process
• Pressure (vessel)
7ML19985FH04
Relay, either NCC or NOC function
max. 50 V DC, max. 200 mA, rating max. 5 W.
Self-resetting fuse, R
Outputs electrically isolated from the power supply and
from each other
LCD, two lines of 16 characters each,
configurable for the following displays:
level, volume, mass, amplitude, digital output,
temperature, validity, signal-to-noise ratio
Multi–display: 2 freely selectable measured values are
displayed simultaneously
ATEX II 1 G, EEx ia IIC T4, certificate SIRA 01ATEX2147
CSA and FM Class I, Div. 1, Gr. A, B, C, D T6 @ max. ambient
temperature of 40 °C (104 °F)
proprietary infrared pulse signal
3 V lithium battery
150 g (0.3 lb)
black
Flange DIN 2527, ANSI B16.5, or JIS B2238 equivalent bolt
pattern
Stainless steel flange and horn, PTFE
emitter (or glass/PTFE, Zone 0 and Zone 20 devices)
Varies with connection type. Refer to Appendix IV for
specifications.
Solids version (including integral Easy
Aimer) is rated at 0.5 bar (7.5 psi) maximum.
SITRANS LR 400 – INSTRUCTION MANUAL
= 9 Ω
i
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