JULABO EH Heating Immersion Circulator - Manual (Page 17)

EH
17
5.3. Temperature application to external systems
Caution: Securely attach all tubing to prevent slipping.
If the circulator is operated without external system, close the pump connector
(24a) with the cap nut.
The circulator is used for temperature application to external,
closed systems (loop circuit).
5.3.1. Pump set
Accessories
23
24b
24a
21
Order No. Description
8 970 140 Pump set
Mounting the pump set:
 Remove the bath attachment clamp (21).
 Screw the pump set to the circulator, and then fix the bath
attachment clamp to the pump set.
 Slide the short piece of tubing supplied with the pump set
onto the short pump nozzle and the pump connector (23).
 Thus the total immersion depth is reduced to 145 mm.
 Adjusting the pump for external bath circulation see
example D page 18.
Connecting an external system:
 Unscrew the collar nuts from the pump connector (24a).
 Slide the tubing onto the pump connectors for feed and
return flow (24a, 24b). Secure the tubing with tubing
clamps.
5.3.2. Tubing
Recommended tubing:
Order No. Length Temperature range
8 930 008 1 m CR
®
tubing 8 mm inner dia. -20 °C to 120 °C
8 930 010 1 m CR
®
tubing 10 mm inner dia. -20 °C to 120 °C
8 930 108 1 m Viton tubing 8 mm inner dia. -50 °C to 200 °C
8 930 110 1 m Viton tubing 10 mm inner dia. -50 °C to 200 °C
8 930 410 1 m Insulation for tubing 8 mm or
10 mm inner dia.
-50 °C to 100 °C
8970480 2 Tubing clamps, size 1 for tubing 8 mm ID
8970481 2 Tubing clamps, size 2 for tubing 10 or 12 mm ID
*) Adapter for metal tubing M10x1 on M16x1 Order No. 8 970 444