MercuryiTC
©2014 Oxford Instruments Omicron NanoScience. All rights reserved.
4.12.4
External reference junctions ................................................................................................. 67
4.12.5
Heater control interlock ......................................................................................................... 68
5 CRYOGEN LEVEL-METER ............................................................................................... 70
5.1 Principles of operation .................................................................................................. 70
5.1.1
Operation of the board with a helium-level probe ................................................................. 70
5.1.2
Operation of the board with a nitrogen-level probe............................................................... 71
5.1.3
Why different methods are used for the two liquids .............................................................. 71
5.2 Installing the level-meter board ..................................................................................... 71
5.2.1
Removing the top cover ........................................................................................................ 71
5.2.2
Fitting the board .................................................................................................................... 72
5.2.3
Basic check of board operation............................................................................................. 74
5.3 Connecting the level probe ........................................................................................... 74
5.4 Configuring MercuryiTC for helium level meter ............................................................. 74
5.5 Configuring MercuryiTC for nitrogen level meter ........................................................... 76
5.6 Setting up liquid nitrogen auto-fill .................................................................................. 78
6 MANAGING YOUR MERCURY ......................................................................................... 80
6.1 General ........................................................................................................................ 80
6.2 Display ......................................................................................................................... 82
6.3 Devices ........................................................................................................................ 84
6.4 Clock ............................................................................................................................ 85
6.5 File transfer .................................................................................................................. 86
6.6 Updates ........................................................................................................................ 87
6.7 Access Level ................................................................................................................ 89
6.8 Factory ......................................................................................................................... 91
6.9 Save File pages ............................................................................................................ 91
6.10 Load File pages ........................................................................................................ 92
7 REMOTE OPERATION ...................................................................................................... 94
7.1 Remote operation using RS232 or ISOBUS ................................................................. 94
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