Service Warranty - Honeywell RM640 Handbook

RM640
How to use the purge
Process conditions
The device is colder than other
elements in the process. It is
possible that there will be
condensation in the antenna.
There is a risk of build-up in the
antenna
There is a build-up or risk of
build-up in the antenna

7.2 Service warranty

WARNING!
Only approved personnel can do an inspection of the device and repairs. If you find a problem,
send the device back to your supplier for inspection and/or repairs.
Servicing by the customer is limited by warranty to:
• The removal and installation of the device.
• Replacement of signal converters of other radar devices: Replacement of signal converters of other radar devices: The removal of SmartLine® RM60
Replacement of signal converters of other radar devices: Replacement of signal converters of other radar devices:
signal converter and installation of the RM640 signal converter. For the procedure, refer to
Replacement of the SmartLine
page 124.
For more data on how to prepare the device before you send it back, refer to
device to the manufacturer
34-VF-25-131 iss.1 GLO Feb 2019 US
How to use the purge
Continuous use. Use low-pressure gas to remove condensation from
the antenna.
Purge at intervals. Use compressed air, nitrogen or another gas that
is applicable to the process up to 6 bar / 87 psi.
Purge at intervals. Use a liquid (hot water, solvent or another liquid
that is applicable to the process) to melt the liquid that has
crystallized in the antenna.
® RM60 signal converter with the RM640 signal converter on
on page 127.
www.honeywellprocess.com
SERVICE
7
Returning the
123