Honeywell RM640 Handbook page 34

INSTALLATION
3
• Metallic Horn antennas without an antenna extension: Metallic Horn antennas without an antenna extension: Metallic Horn antennas without an antenna extension: Attach the locking screw to the antenna Metallic Horn antennas without an antenna extension:
with a 3 mm Allen wrench.
• All antennas with one or more antenna extensions: All antennas with one or more antenna extensions: Attach the locking screw to the top
All antennas with one or more antenna extensions: All antennas with one or more antenna extensions:
antenna extension with a 3 mm Allen wrench.
• Put the device carefully on the silo flange.
• Make sure that you point the device in the correct direction. For more data, refer to
notes
on page 28 ("Point the device in the correct direction").
• Tighten the flange bolts. Refer to local rules and regulations for the correct torque to apply to
the bolts.
i End of the procedure.
INFORMATION!
Antenna extensions for devices with flanges Antenna extensions for devices with flanges
Antenna extensions for devices with flanges Antenna extensions for devices with flanges
If the device has antenna extensions, this option extends the maximum nozzle height. Each
antenna extension has a length of 105 mm / 4.1
that can be attached to the device are:
Metallic Horn antenna: 10
•
PP Drop antenna: 5
•
PTFE Drop antenna: 5
•
Threaded connections: installation procedure
Figure 3-12: Threaded connections: installation procedure
Recommended socket size for threaded connections
The socket must be as short as possible. If the socket is in a recess, then use the maximum
limits for nozzle dimensions (flange connections) in this section.
If the device has antenna extensions, this option extends the maximum socket height. Add the
length of the antenna extensions attached to the device to this value.
Equipment needed:
• Device
• Gasket for G 1½ connection (not supplied)
• Thread seal tape (PTFE) for 1½ NPT connection (not supplied)
• 50 mm open-end wrench (not supplied)
34
¨ . The maximum number of antenna extensions
www.honeywellprocess.com
RM640
General
34-VF-25-131 iss.1 GLO Feb 2019 US