Operation: Fqg6X - #A; Safety Instructions For Switching On The Radiation; Switching Radiation On; Switching Radiation Off - Endress+Hauser FQG61 Technical Information & Operating Instructions

Radiation Source Container FQG61/FQG62
Safety instructions for
switching on the radiation

Switching radiation ON

Switching radiation OFF

Reading the switch status

4) This step is only required for devices with the Additional Function "Density measurement> fixation ON" (Feature 670 of the product structure, option WA).
Endress+Hauser

Operation: FQG6x - #A ...

• Before switching ON the radiation it is necessary to ensure that no personnel are within the area of the
radiation (or, indeed, inside the vessel).
• The radiation beam may only be switched ON by specially trained personnel.
1
3.
1. 1.
45°
2.
4
10.
11.
45°
• Source container is in the OFF position.
Press the covering cap hard against the source container (1.) and turn the covering cap approx. 45°
counterclockwise until the limit stop (2.). Remove the cap (3.).
• Unlock lock with key (4.). Turn closing cylinder with key approx. 45° counterclockwise until the limit stop
(5.).
• Pull out lock until the limit stop (6.). If present, loosen setscrew (7.) using Allen key AF5.
Turn insert 180° counterclockwise (8.).
The current switching state is indicated by the marking arrow ("EIN - ON" or "AUS - OFF").
#
Warning!
Do not press the sealed locking pin (9.). Rotating the insert over the locking pin leads to the removal position
of the source holder.
• Press in lock with key (10.); turn approx. 45° clockwise (11.).
• If present, screw in setscrew (12.).
• Put on the covering cap (13.).
Proceed in the same way to switch the radiation off. To switch the radiation off, the insert must be turned 180°
clockwise.
Radiation ON
The "EIN - ON" sign is visible. The arrow points to "EIN - ON".
Radiation OFF
The "AUS - OFF" sign is visible. The arrow points to "AUS - OFF".
2
4.
45°
5.
5
12. *
4
3
6.
7. *
180°
8.
6
13.
4)
9.
25