The Model 43 is normally supplied with two Female N type connectors which
are of the Bird Quick-Change design. Other QC connectors are available,
refer to the Replacement Parts List in the Maintenance Chapter.
Follow these steps to change the QC connectors.
1. Remove the four 8-32 pan head machine screws from the
corners of the connector flange.
2. Pull the connector straight out.
3. Reverse this procedure to attach connector, making sure
the center contact pin aligns properly with the socket.
Remote Installation
The RF line section can be removed from the meter housing for remote
installation. To remove the line section from its housing:
1. Unscrew the four 8-32 flat head machine screws holding
the back cover.
2. Grasp the cover by the side filler tabs and pull directly
backwards. The back cover assembly will come off with
the speed nuts remaining attached.
3. Remove the two 10-32 oval head machine screws on the
front of the housing.
4. Slide the line section backwards out of the housing. Do not
loosen the two oval head screws on the sides of the hous-
ing in line with the meter. These hold the meter support-
ing shock ring in place.
5. Substitute the cable which attaches the line section to the
meter with a sufficient length of cable to make the re-
mote installation.
6. To replace the RF line section, reverse the above listed pro-
cedures.
It may be desirable to have two or more line sections permanently installed
in continuous operating equipment. In this case, one set of elements and one
Bird Model 43 Wattmeter
20
Summary of Contents for THRULINE 43 Series
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