Difference between revisions of "Metex ME-21"

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(Add Metex ME-21 DMM)
 
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| categories      = CAT II (1000V)
| categories      = CAT II (1000V)
| connectivity    = RS232  
| connectivity    = RS232  
| measurements    = voltage, resistance, continuity, diode, current, frequency
| measurements    = voltage, resistance, continuity, diode, current, frequency, logic
| features        = hold, relative
| features        = bargraph, data hold, Min/Max
| website        = [https://www.tequipment.net/MetexME-21.html tequipment.net]
| website        = [https://www.tequipment.net/MetexME-21.html tequipment.net]
}}
}}
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TODO.
TODO.
UM7106 3 1⁄2 Digit A/D Converter
Isolated RS232 Port, needs "active" USB RS232 Adapter or native RS232 Port.


== Photos ==
== Photos ==
Line 22: Line 26:
'''Multimeter''':
'''Multimeter''':


TODO.
 
<gallery>
File:Metex_ME-21_Port.jpg|<small>RS232 Port</small>
File:Metex_ME-21_PCB_Top.jpg|<small>PCB Top</small>
File:Metex_ME-21_PCB_Bottom.jpg|<small>PCB Bottom</small>
File:Metex_ME-21_Controller.jpg|<small>PCB Controller</small>
</gallery>


== Protocol ==
== Protocol ==

Latest revision as of 22:49, 26 May 2020

Metex ME-21
Metex ME-21.jpg
Status supported
Source code serial-dmm
Counts 2000
IEC 61010-1 CAT II (1000V)
Connectivity RS232
Measurements voltage, resistance, continuity, diode, current, frequency, logic
Features bargraph, data hold, Min/Max
Website tequipment.net

The Metex ME-21 is a 2000 counts, CAT II (1000V) handheld digital multimeter with RS232 connectivity.

Hardware

TODO.

UM7106 3 1⁄2 Digit A/D Converter

Isolated RS232 Port, needs "active" USB RS232 Adapter or native RS232 Port.

Photos

Multimeter:


Protocol

See Multimeter_ICs#Metex_14-byte_ASCII for the DMM IC protocol.

Resources

TODO.