Name: Oxford Instruments Omicron NanoScience MercuryiTC
Brand: Oxford Instruments Omicron NanoScience
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Operator's Manual

Issue 05 /

Feb 2015 / UMC0071

MercuryiTC

Page 4

Health and safety information

The MercuryiTC contains hazardous areas. Before working with the iTC, all personnel must

read and become thoroughly familiar with the information given in chapter 1. In particular, users

must read, understand and strictly observe all:

• Warning notices

• Caution notices

• Safety labels and markings on the equipment

For ease of reference and rapid response in an emergency, this handbook must be safely kept

near the MercuryiTC.

Default Chapter2
- Table of Contents2
Preface10
- Use of this Manual10
- Customer Support12
- Health and Safety Information13
- Disclaimers14
- Acknowledgements14
- Acronyms15
- Certification Compliance Statements16
- About Oxford Instruments17
1 Health and Safety18
- Warnings18
- Cautions20
- Solid Waste21
2 Mercury Itc BASICS22
- Mercuryitc Front and Rear Panels23
- Display and Touch-Screen24
- Electrical Power Supply24
- Temperature Sensor Circuits24
- Heater Circuits24
- Optional Cooling Circuit Control25
- Remote Interfaces26
- Functional Description27
- Main Components28
  - Motherboard29
  - Expansion Slots and Daughter Boards29
- Alarms and Interlocks31
3 Getting Started32
- Checking the Electrical Supply32
- Mounting the Equipment32
- Connecting Electrical Power33
- Powering up the Mercuryitc for the First Time33
- The Mercuryitc Touch Screen34
- Plotting Signals on the Mercuryitc Touch Screen42
  - Plot Configuration42
  - Scaling a Plot44
4 How to Measure and Control Temperature46
- Heater and Sensor Connections47
  - Connecting Thermocouples47
- Configuring a Temperature Sensor48
  - Configuring the Sensor Details49
  - To Clear a Widget Configuration51
- Setting Heater Properties52
- Configuring a Heater53
- Configuring the Heater Control Loop55
  - Configuring Manual Heater Control55
  - Configuring Automatic Heater Control55
- Changing a Temperature Set Point in Automatic Control57
- Using the Sweep Function58
- Using the Ramp Function61
- Configuring a Gas Valve63
- Using a Generic Calibration-File67
  - Overview67
  - Adjusting a Generic Calibration File68
- Types of Temperature Sensor69
- More about Thermocouples74
5 Cryogen Level-Meter79
- Principles of Operation79
- Installing the Level-Meter Board80
- Connecting the Level Probe83
- Configuring Mercuryitc for Helium Level Meter83
- Configuring Mercuryitc for Nitrogen Level Meter85
- Setting up Liquid Nitrogen Auto-Fill87
6 Managing Your Mercury89
- General89
- Display91
- Devices93
- Clock94
- File Transfer95
- Updates96
- Access Level98
- Factory100
- Save File100
- Load File101
7 Remote Operation103
- Remote Operation Using RS232 or ISOBUS103
  - Configuring RS232 and Isobus103
  - Serial RS232 Cabling Requirements105
- Remote Operation Using GPIB106
  - Configuring GPIB106
  - GPIB Cabling Requirements107
- Remote Operation Using Ethernet107
  - Configuring Ethernet107
  - Ethernet Cabling Requirements109
- Remote Operation Using USB109
- Switching Mercuryitc Control between Local and Remote109
- Testing Remote Connections110
- Programming Examples110
8 Command Reference Guide111
- Nomenclature Used in this Section111
- SCPI and Legacy Command Sets111
- SCPI Commands111
- Legacy Commands123
9 Temperature Sensor Daughter Board128
- Overview of the Temperature Sensor Board128
- Installing a Temperature Sensor Board128
  - Fitting the Board128
  - Basic Check of Board Operation129
- Circuit Description of the Temperature Sensor Board129
10 Heater Daughter Board135
- Installing a Heater Board135
  - Fitting the Board135
  - Connecting the Heater135
- Circuit Description of the Heater Board135
  - Description of the Heater Circuit136
  - Calibrating the Heater Circuit137
11 Auxiliary I/O Daughter Board138
- Description of the Auxiliary I/O Board138
  - Auxiliary I/O Board Functions138
  - Gas-Flow Control Using a Motorised Needle-Valve139
- Installing an Auxiliary I/O Board139
12 Pressure Board143
- Description of the Pressure Board143
  - Description of the Pressure Board Circuit143
- Installing a Pressure Board146
- Using the Pressure Board to Control a Pressure150
13 Gpib Daughter Board151
- Description of the GPIB Daughter Board151
- Installing a GPIB Board151
  - Fitting the Board151
  - Basic Check of Board Operation151
- Connecting to the GPIB Board152
14 Theory of Control Loops153
- General Information on Control Loops153
- General Information on Temperature Control Loops153
- Theory of Gas-Flow Control159
15 Preventive Maintenance162
- Cleaning the Touch-Screen162
- Calibrating the Temperature Sensor Circuits162
- Lubricating the Fan162
- Lithium-Ion Coin Cell Replacement163
16 Alarms, Interlocks and Troubleshooting164
- Alarms and Interlocks164
  - Alarm Logs and Alarms History164
- Troubleshooting167
  - Internal Faults167
  - External Faults167
- Directory of Alarms168
17 Technical Specifications170
- Physical Specification170
- Electrical Power Supply170
- Sensor Inputs170
- Heater Outputs171
- PC Interfaces171
- Electrical Isolation172
- Environmental Specifications172
- Level Meter Board172
- Pressure Board173
18 Customer Support174

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Oxford Instruments Omicron NanoScience MercuryiTC Specifications

General

Brand	Oxford Instruments Omicron NanoScience
Model	MercuryiTC
Category	Controller
Language	English

Oxford Instruments Omicron NanoScience MercuryiTC User Manual

Table of Contents

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Oxford Instruments Omicron NanoScience MercuryiTC Specifications