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Both CV and VAVcontrol packages include a plastic baffle
which is installed over the vertical leg of the center diffuser
and blocks the unused portion of the diffuser slots. See
Fig. 42. On VAV units, this prevents stray air currents from
influencing thermostat operation.
Other control components used in extended system-
powered electric and pneumatic control schemes are de-
scribed in the control applications which follow.
Fig. 38 — 37HS Control Filter/Manifold
S
O
CFM
120
100
80
40
%
Fig. 39 — 37HS Airflow Volume Controller
Fig. 40 — Unit-Mounted (Diffuser) Thermostat
50 70 90
Fig. 41 — Wall-Mounted Thermostat
Fig. 42 — Diffuser Baffle Assembly
46