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Table of Contents:
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Page Status
Nearly complete.
Introduction
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Introduction
A device that allows a large number of temperature sensors to be daisy-chained along a main branch cable. We are using these sensors throughout the system for temperature measurements that do not require the precision/accuracy/expense of a Lakeshore controller.
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Relevant Devices
Description | Qty | Source | Part Number | Link | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Sensor Controller | 2 | iButtonLink | LinkHub-E 32K | |||||||
Power Supplies | 2 | iButtonLink | HubPwr5-NA | |||||||
Sensors |
(Likely a couple dozen of them) | Maxim Integrated | DALLAS 18B20 1441C4 +800AB (label on devices used on ICON) | https://www.maximintegrated.com/en/products/sensors/DS18B20.html |
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Relevant Functional Block Diagram update to remove second instance
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Software Actions
Action | Notes | |
|---|---|---|
| 1 | Read temperature values from all sensors | |
| 2 | ||
| 3 |
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Setting | When Needed | Notes | ||
|---|---|---|---|---|
Build | Observing | Maintenance | ||
Sensor location table(s) | YES | NO | MAYBE | |
Sensor Read Frequency | YES | NO | MAYBE | |
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Device Setup Parameters
The current device settings can be listed through a telnet connection (see instructions below for changing IP address).
The current list of settings is included in the file here. Note our device was used previously by another project, so while these are the current settings they may not be the default settings.
Note the listing is provided here for reference only; we do not need to query or set these parameters in software.
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