sigrok - User contributions [en]

GW Instek GDM-8251A

2017-01-22T14:00:05Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = planned
| source_code_dir =
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A gwinstek.com]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==

{| class="wikitable"
|-
! 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 ==

<gallery>
File:DMM_GDM-8251A_internals,_top_side.jpeg|Internals, top side
File:DMM_GDM-8251A_internals,_bottom_side.jpg|Internals, bottom side
File:DMM_GDM-8251A_internals,_bottom_side,_power_supply_and_data_outputs.jpg|Power supply and data outputs
</gallery>

== Resources ==

* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A series brochure]
* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf 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]
[[Category:Device]]
[[Category:Multimeter]]
[[Category:Planned]]

GW Instek GDM-8251A

2017-01-22T13:58:52Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = planned
| source_code_dir =
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A gwinstek.com]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==

{| class="wikitable"
|-
! 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 ==

<gallery>
File:DMM_GDM-8251A_internals,_top_side.jpeg|Internals, top side
File:DMM_GDM-8251A_internals,_bottom_side.jpg|Internals, bottom side
File:DMM_GDM-8251A_internals,_bottom_side,_power_supply_and_data_outputs.jpg|Power supply and data outputs
</gallery>

== Resources ==

* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A series brochure]
* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf 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]]
[[Category:Device]]
[[Category:Multimeter]]
[[Category:Planned]]

GW Instek GDM-8251A

2017-01-22T13:58:36Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = planned
| source_code_dir =
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A gwinstek.com]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==

{| class="wikitable"
|-
! 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 ==

<gallery>
File:DMM_GDM-8251A_internals,_top_side.jpeg|Internals, top side
File:DMM_GDM-8251A_internals,_bottom_side.jpg|Internals, bottom side
File:DMM_GDM-8251A_internals,_bottom_side,_power_supply_and_data_outputs.jpg|Power supply and data outputs
</gallery>

== Resources ==

* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A series brochure]
* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf GDM-825xA series user manual]
[[File:File:GWINSTEK_GDM-8251A.zip Excel sheet that can connect control and datalog to a GDM-8251A through the COM ports]]
[[Category:Device]]
[[Category:Multimeter]]
[[Category:Planned]]

GW Instek GDM-8251A

2017-01-22T13:57:29Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = planned
| source_code_dir =
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A gwinstek.com]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==

{| class="wikitable"
|-
! 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 ==

<gallery>
File:DMM_GDM-8251A_internals,_top_side.jpeg|Internals, top side
File:DMM_GDM-8251A_internals,_bottom_side.jpg|Internals, bottom side
File:DMM_GDM-8251A_internals,_bottom_side,_power_supply_and_data_outputs.jpg|Power supply and data outputs
</gallery>

== Resources ==

* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A series brochure]
* [http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf 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]
[[Category:Device]]
[[Category:Multimeter]]
[[Category:Planned]]

File:GWINSTEK GDM-8251A.zip

2017-01-22T13:56:31Z

Shodan: Small excel program that can control and data log from a GDM8251A bench DMM

== Summary ==
Small excel program that can control and data log from a GDM8251A bench DMM

== Licensing ==
{{PD}}

GW Instek GDM-8251A

2017-01-16T10:12:21Z

Shodan: /* Photos */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = unsupported
| source_code_dir = not-assigned
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==
{| class="wikitable"
|-
! 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 ==

=== Rear terminals ===
== Photos ==

<gallery>
File:DMM_GDM-8251A_internals,_top_side.jpeg|Internals, top side
File:DMM_GDM-8251A_internals,_bottom_side.jpg|Internals, bottom side
File:DMM_GDM-8251A_internals,_bottom_side,_power_supply_and_data_outputs.jpg|Power supply and data outputs
</gallery>

== Resources ==
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A Series Brochure]

[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf The user manual of GDM-825xA series.]

[[Category:Device]]
[[Category:Multimeter]]
[[Category:Unsupported]]

File:DMM GDM-8251A internals, top side.jpeg

2017-01-16T10:10:00Z

Shodan:

== Licensing ==
{{PD}}

File:DMM GDM-8251A internals, bottom side, power supply and data outputs.jpg

2017-01-16T10:09:34Z

Shodan:

File:DMM GDM-8251A internals, bottom side.jpg

2017-01-16T10:09:00Z

Shodan:

== Licensing ==
{{PD}}

GW Instek GDM-8251A

2017-01-16T09:57:52Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = unsupported
| source_code_dir = not-assigned
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==
{| class="wikitable"
|-
! 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 ==

=== Rear terminals ===
== Photos ==
== Resources ==
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A Series Brochure]

[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf The user manual of GDM-825xA series.]

[[Category:Device]]
[[Category:Multimeter]]
[[Category:Unsupported]]

GW Instek GDM-8251A

2017-01-16T09:57:41Z

Shodan: /* Resources */

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = unsupported
| source_code_dir = not-assigned
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==
{| class="wikitable"
|-
! 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 ==

=== Rear terminals ===
== Photos ==
== Resources ==
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf GDM-8200A Series Brochure]
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf The user manual of GDM-825xA series.]

[[Category:Device]]
[[Category:Multimeter]]
[[Category:Unsupported]]

GW Instek GDM-8251A

2017-01-16T09:56:53Z

Shodan: Created page with "{{Infobox multimeter | image = 180px | name = GW Instek GDM-8251A | status = unsupported | source_co..."

{{Infobox multimeter
| image = [[File:GW_Instek_GDM-8251A_front_panel.png|180px]]
| name = GW Instek GDM-8251A
| status = unsupported
| source_code_dir = not-assigned
| counts = 120000
| categories = 450V p-p max
| connectivity = USB, RS232, Digital IO
| measurements = voltage, current, resistance, frequency, diode, temperature
| features = autorange, readings memory, four-wire resistance
| website = [http://www.gwinstek.com/en-global/root/Discontinued_Products/Discontinued_Meters_LCR/GDM-8251A]
}}

The '''GW Instek GDM-8251A''' is a 5.5 digits (120000 counts) bench digital multimeter with USB and RS232 connectivity.

== Specifications ==
{| class="wikitable"
|-
! 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 ==

=== Rear terminals ===
== Photos ==
== Resources ==
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23BHGDM-8255A51A.pdf
[http://www.gwinstek.com/en-global/Download/DownloadFile/DownloadFile/download%23_%2307_DMM%23_%23GDM-825xA%23_%2382DM-8255AEF1.pdf The user manual of GDM-825xA series.]

[[Category:Device]]
[[Category:Multimeter]]
[[Category:Unsupported]]