Siemens SITRANS LR, Quick Start Manual, Page: 4 / 184

Page EN-2 SITRANS Probe LR – QUICK START MANUAL A5E32106153
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English
SITRANS Probe LR
SITRANS Probe LR is a 2-wire loop-powered, continuous level measuring instrument that
utilizes advanced pulse radar technology at 5.8 GHz (6.3 GHz in North America). The instrument
consists of an electronic component coupled to the antenna and process connection.
Communication is via HART
1
, and signals are processed using Sonic Intelligence®.
Specifications
For a complete listing, see the full manual for SITRANS Probe LR (Part#: 7ML19985HR0x). For
Approvals information, please refer to the device nameplate.
2
Ambient/Operating Temperature
WARNING: Changes or modifications not expressly approved by Siemens could void
the user’s authority to operate the equipment.
Notes:
• This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communications. Operation of this
equipment in a residential area is likely to cause harmful interference, in which case the
user will be required to correct the interference at his own expense.
• SITRANS Probe LR is to be used only in the manner outlined in this manual, otherwise
protection provided by the equipment may be impaired
• This product is intended for use in industrial areas. Operation of this equipment in a
residential area may cause interference to several frequency based communications..
1.
HART®is a registered trademark of the HART Communication Foundation.
2.
When the locking collar is secured, it prevents the enclosure rotating on the threaded connection.
Note:
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. Go to the SITRANS Probe LR product page at:
https://pia.khe.siemens.com/index.asp?Nr=11158.
process temperature
–40 to +80 °C (–40 to +176 °F)
ambient temperature
(surrounding enclosure volume)
–40 to +80 °C (–40 to +176 °F)
process device
tag
nameplate location
customer-supplied
flange
locking collar
2
over threaded connection;
secured by three 2 mm Allen set-screws
hand programmer