MASTECH MS2115B

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Revision as of 23:54, 6 March 2023 by Wittrup (talk | contribs) (Added URL to github raw source for protocol description and reference to uploaded manual (as the vendor site ends i a 404, MS2115B removed from site))
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MASTECH MS2115B
Mastech ms2115b mugshot.png
Status supported
Source code serial-dmm
Counts 6000
IEC 61010-1 CAT III (1000V) / CAT IV (600V)
Connectivity USB/serial
Measurements voltage, current, resistance, capacitance, frequency, duty cycle, diode, continuity
Features autorange, true-rms, data hold, min/max, relative, inrush, bargraph, backlight, ncv
Website mastech-group.com

The MASTECH MS2115B is a 6000 counts, CAT III (1000V) / CAT IV (600V) handheld dual display digital AC/DC clamp meter with USB connectivity.

See MASTECH MS2115B/Info for more details (such as lsusb -v output) about the device.

Hardware

  • Silicon Labs CP2102 USB to UART bridge controller (datasheet)
  • Cyrustek ES51970 DMM analog front end with inrush (datasheet)

Photos

  • Device, front

  • Device, back

  • USB interface

Another device:

  • Package, top

  • Package, bottom

  • Package, contents

  • Device, top

  • Device, bottom

Protocol

The chip periodically sends 9-byte packets at 1200 baud, 8n1. There is no checksum or CRC in the packet. ms2115b.c


Resources

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