DM44: Difference between revisions

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The '''Tektronix DM44''' is a digital multimeter module that attaches to the top of the

[[File:Tek 475 with dm44.jpg|thumb|300px|right|DM44 on top of a [[475]] scope]]

[[464]], [[465]], [[466]], and [[475]]. It replaced the [[DM40]] and [[DM43]]~~. It is a 3½ Digit Multimeter~~.

The '''Tektronix DM44''' is a 3½-digit digital multimeter module with manual range switching and LED readout that attaches to the top of the [[464]], [[465]], [[466]], and [[475]]. It replaced the [[DM40]] and [[DM43]].

* [http://w140.com/tek_dm44_description.pdf DM44 Description (PDF)]

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{{Spec | DC V Range | 0 to 1.~~2kV~~ in 5 ~~Steps }}~~

~~{{Spec | DC V Resolution | 100μV~~ }}

{{Spec | DC V Input Resistance | ~~10MΩ~~, Removable internal wire strap to increase input resistance to 1000MΩ on 200mV and 2V Ranges}}

{{Spec | DC V Input Resistance | 10 MΩ, Removable internal wire strap to increase input resistance to 1000MΩ on 200mV and 2V Ranges}}

{{Spec | ~~DC V Maximum~~ Input ~~Voltages, All Ranges~~ | ~~±1200V~~ (DC + ~~Peak~~ AC) ~~Between Positive~~ input and Common input/~~Chassis }}~~

{{Spec | Max. Input | ±1200 V (DC + peak AC) between positive input and Common input/chassis, ±500 V (DC + peak AC) to Chassis }}

~~{{Spec | DC~~ V ~~Maximum Floating Voltage on COMMON | ±500V~~ (DC + ~~Peak~~ AC) to Chassis }}

{{Spec | Resistance Range | 0 to ~~20MΩ~~ in 6 ~~Ranges }}~~

{{Spec | Resistance Accuracy | 200 Ω to 2 MΩ, 0.25%, ±1 count; 20 MΩ, 0.30%, ±1 count }}

~~{{Spec | Resistance Resolution | 0.1Ω~~ }}

{{Spec | Temperature Range (with HP6430 Probe) |−55 °C to +150 °C }}

{{Spec | Resistance Accuracy ~~200Ω and 2kΩ Range~~ | ~~within~~ 0.25%, ±1 count ~~+ Probe Resistance }}~~

~~{{Spec | Resistance Accuracy 20kΩ,200kΩ and 2MΩ Ranges | within 0.25%~~, ~~±1 count }}~~

~~{{Spec | Resistance Accuracy 20MΩ Range | within~~ 0.30%, ±1 count }}

~~{{Spec | Resistance Response Time 200Ω and 200kΩ Range | Within 1 Second }}~~

~~{{Spec | Resistance Response Time 2MΩ and 20MΩ Range | Within 5 Seconds~~ }}

{{Spec | Temperature Range (with ~~HP6430Probe~~) |~~-55~~ °C to +150 °C }}

==Links==

@@ Line 1: / Line 1: @@
-The '''Tektronix DM44''' is a digital multimeter module that attaches to the top of the
+[[File:Tek 475 with dm44.jpg|thumb|300px|right|DM44 on top of a [[475]] scope]]
-[[464]], [[465]], [[466]], and [[475]]. It replaced the [[DM40]] and [[DM43]]. It is a 3½ Digit Multimeter.
+The '''Tektronix DM44''' is a 3½-digit digital multimeter module with manual range switching and LED readout that attaches to the top of the [[464]], [[465]], [[466]], and [[475]]. It replaced the [[DM40]] and [[DM43]].
 * [http://w140.com/tek_dm44_description.pdf DM44 Description (PDF)]
@@ Line 7: / Line 7: @@
 {{BeginSpecs}}
-{{Spec | DC V Range  | 0 to 1.2kV in 5 Steps }}
+{{Spec | DC V Range  | 200 mV to 1.2 kV in 5 decade steps }}
-{{Spec | DC V Resolution  | 100μV }}
 {{Spec | DC V Accuracy    | 0.1% of reading, ±1 Count }}
-{{Spec | DC V Input Resistance | 10MΩ, Removable internal wire strap to increase input resistance to 1000MΩ on 200mV and 2V Ranges}}
+{{Spec | DC V Input Resistance | 10 MΩ, Removable internal wire strap to increase input resistance to 1000MΩ on 200mV and 2V Ranges}}
-{{Spec | DC V Maximum Input Voltages, All Ranges |  ±1200V (DC + Peak AC) Between  Positive input and Common input/Chassis }}
+{{Spec | Max. Input |  ±1200 V (DC + peak AC) between positive input and Common input/chassis, ±500 V (DC + peak AC) to Chassis }}
-{{Spec | DC V Maximum Floating Voltage on COMMON |  ±500V (DC + Peak AC) to Chassis }}
+{{Spec | Resistance Range | 200 Ω to 20 MΩ in 6 decade steps }}
-{{Spec | Resistance Range | 0 to 20MΩ in 6 Ranges }}
+{{Spec | Resistance Accuracy | 200 Ω to 2 MΩ, 0.25%, ±1 count; 20 MΩ, 0.30%, ±1 count }}
-{{Spec | Resistance Resolution | 0.1Ω }}
+{{Spec | Temperature Range (with HP6430 Probe) |−55 °C to +150 °C }}
-{{Spec | Resistance Accuracy 200Ω and 2kΩ Range | within 0.25%, ±1 count + Probe Resistance }}
-{{Spec | Resistance Accuracy 20kΩ,200kΩ and 2MΩ Ranges | within 0.25%, ±1 count }}
-{{Spec | Resistance Accuracy 20MΩ Range | within 0.30%, ±1 count }}
-{{Spec | Resistance Response Time 200Ω and 200kΩ Range | Within 1 Second }}
-{{Spec | Resistance Response Time 2MΩ and 20MΩ Range | Within 5 Seconds }}
-{{Spec | Temperature Range (with HP6430Probe) |-55 °C to +150 °C }}
 {{EndSpecs}}
 ==Links==

DM44: Difference between revisions

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