Siemens Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit
Summary
Master this advanced procedure guide for maintaining and optimizing Maxum II Gas Chromatographs equipped with automatic purge units. This manual provides detailed instructions for safely installing an Inrush Current Limiter (ICL) and managing specific system configurations. It is essential reading for qualified technical personnel responsible for the proper installation, assembly, and maintenance of Siemens life science instrumentation, ensuring optimal performance and adherence to stringent safety standards.
Page 1 Text Content
Preface
Safety Considerations
Installing the ICL
Additional Instructions for Legacy Maxum
DI PA MI GCI
Configurations
Installing an Inrush Current Limiter on a Maxum II Equipped
Contacts
with an Automatic Purge Unit Application examples
This procedure is applicable only to Maxum II Gas Chromatographs equipped with type px purge and Automatic Purge Control units.
6/2023 IP-0047
Page Summary Contents For Siemens Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit
Page 1
Preface Safety Considerations Installing the ICL Additional Instructions for Legacy Maxum DI PA MI GCI Configurations Installing an Inrush Current Limiter on a Maxum II Equipped Contacts with an Autom...
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Legal information Warning notice system This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent damage to property. The notices referring to you...
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Preface Warning - Internet WARNING Do not connect analyzer to the internet. This equipment must not be connected to the internet except by a secure connection using a network security appliance admini...
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Preface Manuals You Will Need Note Required documents This manual depends on parts of several Siemens documents. Download these to have the complete product documentation available. Application-specif...
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Table of contents Preface Safety Considerations............................................................................................................................ 1.1 Approved Use 1.2 Qualifi...
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Table of contents Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit Application examples, 6/2023, IP-0047
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Safety Considerations WARNING Follow Safety Precautions. Failure to follow proper procedures may result in equipment damage, personal injury or death. Full safety precautions must be followed througho...
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Safety Considerations 1.2 Qualified Personnel 1.2 Qualified Personnel Only suitably qualified personnel may operate or perform maintenance on the Maxum II process gas chromatograph. For the purposes o...
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Installing the ICL 2.1 Overview A Maxum II gas chromatograph (GC) with px purge uses an automatic purge control unit (APU) to control a relay that can completely power down the GC if positive purge pr...
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Installing the ICL 2.2 General Analyzer Shutdown Procedure WARNING Lethal voltages exist in the work area. Observe safety practices required in the facility where the work is to be performed and guide...
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Installing the ICL 2.3 Installing the ICL 2.3 Installing the ICL Review contents of kit (parts list to be determined). Item Description Part Number ICL A5E52421963001 DIN-rail spacer MAA - cable power...
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Installing the ICL 2.3 Installing the ICL Airless and Air Bath Models 1. Remove the DIN end stop and install the DIN spacer on the DIN rail to the left side of the 24 VDC power supply. This maintains ...
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Installing the ICL 2.3 Installing the ICL 5. Remove the white (Neutral) wire from the power relay terminal in the cable going to the PECM TB10. Remember where it was. 6. Install the white (Neutral) wi...
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Installing the ICL 2.3 Installing the ICL Modular Oven Model In the Maxum II Modular Oven models, the ICL is inserted into the path from the power disconnect relay to the 24 VDC power supply. 1. Remov...
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Installing the ICL 2.4 Inspect the installation 10.Install the white (Neutral) wire of Item #6 on the N terminal of the 24 VDC power supply input. APU Relay control 24 VDC power supply Power disconnec...
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Installing the ICL 2.5 Test Procedure to Verify the Status of the APU Power Relay 2.5 Test Procedure to Verify the Status of the APU Power Relay 1. Electrically de-energize all AC circuits to the Maxu...
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Installing the ICL 2.6 Verify ICL Function 4. If APU Power Relay has wiring landed on terminal 8 or 9, test for continuity across the relays. Position one meter lead on terminal 8 and one lead on term...
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Installing the ICL 2.7 ICL Maintenance Considerations Prepare to Start the Analyzer By definition of px purge, no power can reach the ICL (or any other internal component) until the APU powers up and ...
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Installing the ICL 2.8 General Startup Procedure 2.8 General Startup Procedure The startup procedure described in this section explains the principle steps necessary to power the Maxum II GC in a mann...
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Installing the ICL 2.8 General Startup Procedure 7. Inspect the EC door gasket. Verify it is clean and will seal all the way around the door. Check all ports both gas and electrical to verify they are...
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Installing the ICL 2.8 General Startup Procedure (For all systems) 19. Once power has been applied to the main analyzer, complete startup of the system (refer to startup procedures available in instal...
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Installing the ICL 2.8 General Startup Procedure Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit Application examples, 6/2023, IP-0047
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Additional Instructions for Legacy Maxum Configurations 3.1 Component Layout Additional hardware is added to Maxum units equipped with SYSCON2.1 and earlier. These brackets are shown in red in the dia...
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Additional Instructions for Legacy Maxum Configurations 3.1 Component Layout Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit Application examples, 6/2023, IP-0...
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Contacts Register at the Siemens Industry Online Support (SIOS) website: https://support.industry.siemens.com International USA Siemens AG Siemens Industry, Inc. DI PA AP Process Analytics 5980 West S...
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Contacts Installing an Inrush Current Limiter on a Maxum II Equipped with an Automatic Purge Unit Application examples, 6/2023, IP-0047
Manual Details
| Brand | Current |
|---|---|
| Pages | 26 |
| File Size | 4.51 MB |
| Published | June 06, 2026 |
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Frequently Asked Questions
What safety notice degree indicates potential death or severe personal injury?
DANGER indicates that death or severe personal injury will result if proper precautions are not taken.
Are there rules regarding connecting the analyzer to the internet?
No. It must only be connected via a secure connection using a network security appliance, and default passwords must be changed.
When installing an Inrush Current Limiter, which equipment is this procedure limited to?
This procedure is applicable only to Maxum II Gas Chromatographs equipped with type px purge and Automatic Purge Control units.