2. General Description

Rear panel controls

6

11

9

Guide pin

Screw

7

10

8

Fig. 4. Optical unit. Rear panel.

No.

Item

Description

 

 

 

6

Locking knob

The cell holder is in locked position when the locking

 

 

knob is turned fully in the direction of the arrow

7

Filter inlet

Filters, converters or apertures are inserted in the

 

 

positions indicated. When inserting them, align

8

Converter or

the arrowhead on the end of the filter or converter

 

 

Aperturewith the arrowhead next to the appropriate

 

 

opening. Filters, converters and apertures must be

 

 

pressed fully

9

Support rod

Enables the optical unit to be mounted on laboratory

 

 

scaffolding. The rod may be secured in either of two

 

 

positions by a screw and a guide-pin

10

Support rod

Alternative position for support rod

11

Multi-core cable

Connects the optical unit to the control unit via

 

 

an 11-pin plug with a snap-lock. For disconnection

 

 

squeeze the ribbed sides of the plug firmly and pull

 

 

 

Warning: The optical unit contains a UV-source which is exposed if the cover is removed.

8