Difference between revisions of "UNI-T UT61E"
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The [http://www.uni-trend.com/UT61e.html UNI-T UT61E] is a CAT II (600V) | The [http://www.uni-trend.com/UT61e.html UNI-T UT61E] is a 22000 counts, CAT II (600V) / CAT III (300V) handheld digital multimeter with RS232 or USB connectivity. | ||
See [[UNI-T UT61E/Info]] for more details (such as '''lsusb -vvv''' output) about the device. | |||
== Hardware == | == Hardware == | ||
Revision as of 12:30, 1 July 2012
The UNI-T UT61E is a 22000 counts, CAT II (600V) / CAT III (300V) handheld digital multimeter with RS232 or USB connectivity.
See UNI-T UT61E/Info for more details (such as lsusb -vvv output) about the device.
Hardware
- Cyrustek ES51922 multimeter chip
Photos
TODO.
Protocol
TODO.
The transmission of the measurement data cannot be disabled, the respective Cyrustek ES51922 pin (111, RS232) is tied to GND (i.e. transmission is always enabled) on this multimeter.[1]
Resources
- Henrik Haftmann: DMM.exe etc. (Windows software for various UNI-T DMMs, and lots of device/protocol info)
- Henrik Haftmann: Hoitek HE2325U info
- Henrik Haftmann: UT61E log and protocol docs
- diyftw.de: Uni-Trend UT61E (UT-D04 linux treiber) (device info, Linux software using HIDAPI: ut61e-linux-sw-0.02.tar.gz)
- Steffen Vogel: UNI-TREND UT61E Digital Multimeter (device info, Linux software for serial port: dmmut61e-0.01.tar.gz)
- Steffen Vogel: Inner workings of UNI-TREND UT61E Digital Multimeter (teardown)
- erste.de: UT61 - USB Multimeter unter Linux auslesen (info on the Hoitek HE2325U (clone?) and how suspend/resume fixes some issues with it)