Difference between revisions of "GW Instek GDM-8251A"
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| image = [[File:Gdm-8251a frontpanel.png|180px]] | | image = [[File:Gdm-8251a frontpanel.png|180px]] | ||
| name = GW Instek GDM-8251A | | name = GW Instek GDM-8251A | ||
| status = | | status = in progress | ||
| source_code_dir = | | source_code_dir = scpi-dmm | ||
| counts = 120000 | | counts = 120000 | ||
| categories = 450V p-p max | | categories = 450V p-p max | ||
| Line 13: | Line 13: | ||
The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity. | The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity. | ||
[[GW Instek GDM-8255A|GDM-8255A]] is a 199999 counts version of this meter. | |||
== Specifications == | == Specifications == | ||
Revision as of 01:33, 14 July 2020
 | |
| Status | in progress |
|---|---|
| Source code | scpi-dmm |
| Counts | 120000 |
| IEC 61010-1 | 450V p-p max |
| Connectivity | USB, RS232, Digital IO |
| Measurements | voltage, current, resistance, frequency, diode, temperature |
| Features | autorange, readings memory, four-wire resistance |
| Website | gwinstek.com |
The GW Instek GDM-8251A is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.
GDM-8255A is a 199999 counts version of this meter.
Specifications
| Header 1 | Header 2 |
|---|---|
| DC VOLTAGE | |
| Range | 100mV, 1V, 10V, 100V, 750V 5 ranges |
| Accuracy | ±(0.012% rdg + 5 digits) |
| Input Impedance | 10MΩ |
| AC VOLTAGE True RMS | |
| Range | 100mV, 1V, 10V, 100V, 750V 5 ranges |
| Accuracy | 20Hz~45Hz : ±(1% rdg + 100 digits) |
| Input Impedance | 1.1MΩ in parallel with approx. 100pF |
| DC CURRENT | |
| Range | 10mA, 100mA, 1A, 10A 4ranges |
| Accuracy | 10mA , 100mA : ±(0.05% rdg + 15 digits) |
| 1A, 10A range : ±(0.2% rdg + 5 digits) |
Hardware
Photos
Front panel
Internals, top side
Internals, bottom side
Power supply and data outputs
Resources
- GDM-8200A series brochure
- GDM-825xA series user manual
- File:GWINSTEK GDM-8251A.zip (Excel sheet that can connect control and datalog to a GDM-8251A through the COM ports)