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LC-22C

March, 2000

MF-9010

INSTRUCTION MANUAL

Temperature Controllers

for Liquid Chromatography

B i o a n a l y t i c a l
S y s t e m s ,

I n c

2 7 0 1 Ke n t Av e n u e
W e s t L a f a y e t t e
I n d i a n a

4 7 9 0 6

1
2
3
...
»

Summary of Contents for LC-22C

Page 1: ...2C March 2000 MF 9010 INSTRUCTION MANUAL Temperature Controllers for Liquid Chromatography B i o a n a l y t i c a l S y s t e m s I n c 2701 Kent Avenue W e s t L a f a y e t t e I n d i a n a 4 7 9...

Page 2: ...l Systems Inc Copyright March 2000 No portion of this manual may be reproduced without express written permission of Bioanalytical Systems Inc ALL RIGHTS RESERVED Bioanalytical Systems Inc 2701 Kent A...

Page 3: ...rable It accepts most commercially available 15 25 or 30 cm analytical columns A solid aluminum inner compartment thermally isolated from the outer cover encloses the entire column A preheater coil is...

Page 4: ...e securely fastened to an earth ground LC 23A and LC 23C HEAT ING COMPARTMENTS The LC 23A and LC 23C compartments are designed specifically for use with the LC 22C Controller Two cables one for heater...

Page 5: ...1 and channel 2 are identical calibrating instructions will be given for channel 1 adjustments while channel 2 adjustments will appear in parentheses To calibrate the probe place it in an ice bath an...

Page 6: ...also supplied Under certain circumstances dramatic band broadening may result if the preheater is not utilized Typically this becomes obvious when the temperature differential between ambient and the...

Page 7: ...l provide satisfactory temperature control for the electrochemical cell if you keep the cover closed during operation Before installing the LC 23C give some thought to the configurations of the column...

Page 8: ...r block through the now open utility access in the CC 5 back panel On some models the two registration posts on the CC 5 inner panel will engage the LC 23C block for support 4 Secure the LC 23C to the...

Page 9: ...manent ferrule on the outlet end of the preheater coil A removable high pressure fitting provides an equivalent seal without irreversible attachment Use BAS part no MR 4409 Figure 7 Column Preheater C...

Page 10: ...nd Electrochemical Cell Preheater 1 Ensure that the three 3 leads from the column heaters or cell preheater are plugged into the jacks marked PROBE 1 or PROBE 2 2 Turn on the LC 22C Set the desired te...

Page 11: ...l 4 An analog voltage of 100 mV 0 1 volt is equivalent to 1 C For example 8 92 volts 89 2 C 0 36 volts 3 6 C This voltage may be recorded using a strip chart recorder Set the full scale input of the r...

Page 12: ...er than ambient allow at least 1 C difference The HTR LED indicator on the LC 22C should be on continuously 4 An open circuit anywhere in the probe cable or across its input jacks will automatically s...

Page 13: ...ed circuit If your unit fails either step 3 or 4 please contact the BAS Service Coordinator to return both the LC 22C and the probe used to make these tests for service Do not return any equipment wit...

Page 14: ...y 0 1 C with the same temperature probe Output Temperature Calibration Output is calibrated to 100 mV per C Rear Panel Probe input jacks output temperature jack output power socket heaters line voltag...

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