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Chapter 2 Installing and Operating
2.2.3 The immersion controller
2.2.4 External circulating kit
The connection to the pump outlet and external circulating kit shall be hydraulically tight! Loose
connection may result in hazard of liquid spray!
The pump inlet shall be clear of any obstacles! The minimum distance for the pump inlet to the
bath bottom shall be 20 mm. Sometimes a piece of paper mark from the specimen, gauze or
collection of dirt may block the flow of the pump and circulation, resulting in degradation of
performance and overheating!
The flow rate and direction at the external circulating return may also influence the performance
and safety of the equipment! Reduced flow may produce an uneven circulating of the liquid
and temperature distribution, while strong circulating may lead to overflow or splash of the
XTEMP ENVIRONMENTS (SHANGHAI) CO., LTD.
http://www.xtemp-usa.com/
Fig 3 The immersion controller
42 Temperature sensor Pt100
43 Circulating return
44 Circulating discharge outlet
45 Heating coil
47 STB (independent overheating device)
Fig 4 External circulating kit
101 Liquid connection assembly, XT5618A
102 U-type silicone liquid shortcut
103 L-type silicone adaptor, LL
104 L-type silicone adaptor, SL
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DSGO0708-2-V211119/UXP8011-CD6400/CLASS I/NFL/RT+5~+100°C
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