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8.3 Resistance Measurement

Range

Maximum

measurement

range

Resolution

Accuracy (Ω)

ETX-1810

ETX-2010

2-wire,

3-wire

4-wire

2-wire,

3-wire

4-wire

400Ω

～

440Ω

0.01Ω

0.25

0.15

0.10

3200Ω

420Ω

～

3600Ω

0.1Ω

1.5

1.0

0.5

-10

℃～

℃，

+28

℃～

℃

temperature coefficient,±0.005%FS/

℃

Exciting current during measurement:

400Ω

：

1.0mA±10%;

3200Ω

：

0.2mA±10%;

Two-wire: Conductor resistance is excluded from errors.

Three-wire: Matching test line should be used. The total resistance of conductor should not be larger

than

Ω.

8.4 Resistance Output

Range

Maximum

output range

Resolution

External exciting

current

Accuracy (Ω)

ETX-1810

ETX-2010

400Ω

～

440Ω

0.01Ω

0.4mA

～

4.0mA

0.25

0.15

3200Ω

400

～

3600Ω

0.1Ω

0.1mA

～

0.5mA

1.0

0.50

-10

℃～

℃，

+28

℃～

℃

temperature coefficient,±0.005%FS/

℃

Содержание ETX-1710

Страница 1: ...ETX 2710 Temperature Calibrator ETX 1710 Temperature Calibrator Users Manual Hangzhou Zhongchuang Electron Co Ltd...

Страница 2: ...easurement 10 3 3 Resistance Measurement 10 3 4 DC mV Output 11 3 5 Resistance Output 12 4 Temperature Measurement 13 4 1 Using Thermocouple TC 13 4 2 Using Resistance Thermometer Detector RTD 15 5 Si...

Страница 3: ...tage Source 24 8 3 Resistance Measurement 25 8 4 Resistance Output 25 8 5 Temperature TC 26 8 6 Temperature RTD 27 9 Product Accessories 28 9 1 Standard Accessories 28 9 2 Optional accessories 28 10 W...

Страница 4: ...ramp output Super strong protection The waterproof grade is IP67 Automatic protection against the signal terminals connect to the 220V Support for PC communication 1 2 Summary of Source and Measure Fu...

Страница 5: ...wire and 4 wire electric and thermal resistance measurement terminal COM Public terminal terminal All measurement and output public terminal V mV TC and RTD terminal Voltage and DC mV 2 wire resistan...

Страница 6: ...the power on or off Selects the measurement mode Selects output and analog transmittermode Enables backlight switch display during start enters backlight brightness control mode Selects thermal resis...

Страница 7: ...ramp in 25 steps Set output by 0 of span Press and hold to store the source value as the 0 value Decrements output by 25 of span Increments output by 25 of span Sets output by 100 of span Press and ho...

Страница 8: ...2010 ETX 1810 Proceed as follows 1 The connection of the calibrator as shown in Figure 2 1 1 Figure 2 1 1 2 Press more than 2 seconds to turn on the calibrator The calibrator checks itself including c...

Страница 9: ...Figure 2 1 3 Figure 2 1 3 4 Then the default interface of boot will be displayed as shown in Figure 2 1 4 Figure 2 1 4 5 Press switch to the voltage mode Switching is not required for this series aft...

Страница 10: ...the buzzer works and enter 100mV as 100 value 11 Press or to make output increase or decrease within the span of 0 to 100 based on 25 advance amplitude The screen will display as shown in Figure 2 1 6...

Страница 11: ...s the calibrator will quit from the adjustment automatically Figure 2 2 1 2 3 Backlight Brightness Adjustment To adjust the brightness of backlight proceed as follows 1 Please press and simultaneously...

Страница 12: ...nction after turn on is DC V measurement If it is required press to re select the voltage measurement the display unit is V Please connect the lines after all functions are selected The connection mod...

Страница 13: ...Press to reselect the DC mV measurement function Display unit is Figure 3 3 1 The Over Span Under Open Circuit Resistance measurement supports the connection type of two wire system three wire system...

Страница 14: ...terwards the calibrator will not detect connecting type automatically unless you quit the mode of resistance measurement and re enter 3 4 DC mV Output Press and to select DC mV output function the con...

Страница 15: ...onnection mode is same to that of voltage measurement Figure 3 5 1 indicates the undersize of exciting current meanwhile the main value flashes Press to select resistance output at 3200 level Figure 3...

Страница 16: ...n magne sium 200 1300 J Iron White Black Constantan 200 1200 K Chrome nickel Yellow Green Alumel 200 1370 T Copper Blue Brown Constantan 200 400 B Platinum 30 rhodium Grey Platinum 6 rhodium 600 1800...

Страница 17: ...tput wiring 2 Press to select measurement mode 3 Press to display thermocouple reading as shown in Figure 4 1 2 If necessary pressing continuously to select appropriate thermocouple type Figure 4 1 2...

Страница 18: ...t mode the default of the cold end temperature compensation is automatic compensation reading as shown in Figure 4 1 1 1 The sign represents that the current cold end temperature compensation is autom...

Страница 19: ...e 4 1 2 1 the appear of sign shows that entering the setup mode the assistant value means the value of manual compensation Figure 4 1 2 1 2 If you need to adjust the manual compensation value press ke...

Страница 20: ...guration provides the highest measurement precision and two wire provides the lowest measurement precision To measure temperature using an RTD input proceed as follows 1 Press to select mode 2 Press f...

Страница 21: ...simulate a thermocouple 1 Connect thermocouple to the TC input output plughole of calibrator as shown in Figure 5 1 1 2 If necessary press to select output mode 3 Press to select thermocouple functio...

Страница 22: ...le please refer to 4 1 section for specific operation 5 2 Application of Resistance Temperature Detector RTD Connect the calibrator and the instrument to be tested according to the Figure 5 2 1 Simula...

Страница 23: ...e 4 W terminals are just for measurement not output simulation The calibrator can simulate a two wire RTD output in the front panel To be connected to a three wire or four wire transducer use folding...

Страница 24: ...e 0 0 800 0 Thermocouple R type 0 1500 Thermocouple S type 0 1500 Thermocouple B model 600 1800 Thermocouple N model 0 0 1000 0 Pt100 0 0 500 0 Pt1000 0 0 400 0 Cu50 0 0 150 0 Cu100 0 0 150 0 The defa...

Страница 25: ...amp in your choice of three ramp waveforms 0 100 0 40 second smooth ramp 0 100 0 15 second smooth ramp 0 100 0 Stair step ramp in 25 steps pausing 5 seconds at each step Exit the slop output function...

Страница 26: ...When the battery indicator is pointed at the remaining electric quantity is less than 20 Charge is necessary for normal operation of the calibrator The LCD backlight will start operation and the will...

Страница 27: ...ETX 1810 ETX 2010 30V 0V 31V 0 001V 0 05 2 0 02 2 100mV 15mV 80mV 0 001mV 0 05 20 0 02 20 80mV 125mV 0 01mV 0 05 2 0 02 2 10 18 28 55 temperature coefficient 0 005 FS Input resistance 1M 8 2 DC Voltag...

Страница 28: ...xciting current during measurement 400 1 0mA 10 3200 0 2mA 10 Two wire Conductor resistance is excluded from errors Three wire Matching test line should be used The total resistance of conductor shoul...

Страница 29: ...0 0 400 0 1 1 8 1 2 1 2 0 8 E 200 0 0 950 0 1 1 5 1 0 0 9 0 7 R 20 0 0 500 500 1750 0 1 4 2 5 2 2 5 1 8 1 4 S 20 0 0 500 500 1750 0 1 4 2 5 2 2 5 1 8 1 5 B 600 800 800 1000 1000 1800 0 1 3 5 2 5 2 2 2...

Страница 30: ...3 0 3 0 3 0 15 0 15 Cu50 50 150 1 2 0 8 0 8 0 8 0 5 0 5 Cu100 50 150 0 7 0 4 0 4 0 4 0 25 0 25 As for exciting current during measurement please refer to resistance measurement function As for allowa...

Страница 31: ...rator also includes the following items hard spot test leads one set alligator clip one set one 12V 1A power adaptor ETX 2010 ETX 1810 users manual Figure 9 1 1 9 2 Optional accessories 6 R03 model re...

Страница 32: ...l contact when the detector is used Fingers should be behind the finger protecting device Connect the common line and then electric test line As for wire removal electric test line should be first rem...

Страница 33: ...gchuang Electron Co Ltd Phone 0086 571 56770221 Fax 0086 571 56861355 Website Http www east tester com E mail sales east tester com Zip Code 310015 Address No 3 Kangle Road Gongshu District Hangzhou Z...

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