Environmental Conditions; Power Supply - ABB LLT100 Operating Instruction

5 General model
Sensor
offset
Vessel
height
(URP)
Ullage
—
ABB Inc.
Measurement & Analytics
Level Measurement Products
3400, Rue Pierre-Ardouin
Québec (Québec) G1P 0B2
Canada
Tel.: +1 800 858-3847 (North America)
Tel.: +1 418 877-2944 (other countries)
Fax: +1 418 877-2834
email: Lasers@ca.abb.com
abb.com/measurement
Vessel full
(20 mA)
(URV)
Level
Vessel empty
(4 mA)
(LRV)
—
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changes or modify the contents of this
document without prior notice. With
regard to purchase orders, the agreed
particulars shall prevail. ABB does not
accept any responsibility whatsoever for
potential errors or possible lack of
information in this document.
6 Specification

Environmental conditions

Operating temperature
–40 to 60°C (–40 to 140°F),
up to 280°C (535°F)
with cooling tube
Altitude
Up to 2000 m (6561 ft.)
Relative humidity
0 to 100%
Electrical equipment
Class III
Pollution degree
4 (IP66 / IP67 / Type 4X)
Overvoltage
Category 1
Output
Analog
4 to 20 mA, NAMUR compliant
Digital
HART 7 (multi-variable output)
Communication
Local HMI, EDD / DTM, handheld

Power supply

Powered from the loop
4 to 20 mA, 15.5 to 42 V DC
Heated lens option
24 V DC (3W)
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in the subject matter and illustrations
contained therein. Any reproduction,
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its contents – in whole or in parts – is
forbidden without prior written consent
of ABB.
© ABB, 2017