Air Cooling Kit Installation; Tv 301 With Navigator Controller - Varian TV 301 Manual De Instrucciones

!
CAUTION
If the chamber of the system is "baked" at a high
temperature, a shield should be installed to pre-
vent thermal radiation heating the high vacuum
flange on the pump. The maximum temperature
allowed for the inlet flange is 120° C.

AIR COOLING KIT INSTALLATION

TV 301 with Navigator Controller

An air cooling kit (mod. 969-9299) is available to
improve the TV 301 cooling during heavy opera-
tional conditions (optional).
Fan specifications:
3
− air flow: 140 m
/h
− input voltage: 24 Vdc
− dimensions: 119 x 119 x 32 mm
− power: 2.6 W
The fan bracket is shaped so that it can be
mounted close to the pump.
When the pump is supplied by the rack C.U. 969-
9437 or 969-9537 please utilize the special fan ex-
tension cable 969-9949.
All manuals and user guides at all-guides.com
38
TECHNICAL INFORMATION
To fix the fan to the TV 301 case execute the fol-
lowing procedure (see the following figure):
1. Fix the fan to the suitable bracket by means of
the furnished screws;
2. Fix the bracket to the pump body between the
pump and the controller;
3. Connect the fan supply to the P4 connector of
the controller.
87-900-946-01(B)