GW Instek GDM-8251A¶
GW Instek GDM-8251A¶
| Status | supported |
| 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¶
Dmm Gdm 8251a Internals 2c Bottom Side 2c Power Supply And Data Outputs
Gdm 8251a Frontpanel
Dmm Gdm 8251a Internals 2c Bottom Side
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)