Brightwin Technology BRT ETX-1815 User Manual

Current voltage calibrator
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BRT ETX-1815 Current Voltage Calibrator
Users Manual
Shenzhen Brightwin Technology Co., Ltd.

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Summary of Contents for Brightwin Technology BRT ETX-1815

  • Page 1 BRT ETX-1815 Current Voltage Calibrator Users Manual Shenzhen Brightwin Technology Co., Ltd.
  • Page 2: Table Of Contents

    Contents 1 Basic Introduction......................1 1.1 Function......................1 1.2 Summary of Source and Measure Functions..........1 1.3 Interface (terminal) Description..............2 1.4 Key Description....................3 1.5 Display Screen....................4 2 Basic Operation......................5 2.1 Measure and Source..................5 2.2 Shut Down Mode....................7 2.3 Backlight Brightness Adjustment..............8 3 Function Usage......................
  • Page 3 6.3 DC mA Measurement..................19 6.4 DC mA Source....................19 6.5 Frequency Measurement................19 6.6 Frequency Source..................20 7 Product Accessories....................21 7.1 Standard Accessories..................21 7.2 Optional accessories..................21 8 Warning........................22...
  • Page 4: Basic Introduction

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 1 Basic Introduction 1.1 Function Source of voltage, current and frequency.  Measure of voltage, current, loop current and frequency.  Manual stepping and automatic stepping and ramping.  Support for PC communication ...
  • Page 5: Interface (Terminal) Description

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 1.3 Interface (terminal) Description Figure 1.3-1 Name Description Communication Connect power adaptor to charge batteries ① charging connector or connect the calibrator to the computer. Current terminal terminal for current measure and source. ②...
  • Page 6: Key Description

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 1.4 Key Description Figure 1.4-1 Description Turns the power on or off ① Selects the measurement mode ② Selects output and analog transmitter mode. ③ Enables backlight switch display during start, enters backlight ④...
  • Page 7: Display Screen

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR Sets and saves calibrator parameters setting ⑥ Recovers factory default setting ⑦ Sets manual output ⑧ Cycles through: ⑨ slow repeating 0%-100%-0% ramp Fast repeating 0 % - 100 % - 0 % ramp...
  • Page 8: Basic Operation

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 2 Basic Operation 2.1 Measure and Source This section acquaints you with some basic operations of ETX-2015/ ETX-1815. Proceed as follows: The connection of the calibrator as shown in Figure 2.1-1. Figure 2.1-1 www.brightwinelectronics.com...
  • Page 9 BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR Press more than 2 seconds to turn on the calibrator. The calibrator checks itself, including check on internal circuit and LCD, during which, LCD displays all contents for 1s as shown in Figure 2.1-2: Figure 2.1-2...
  • Page 10: Shut Down Mode

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR change); press to select a digit to change. Press to select 1 V for the output value, and then press and hold until the buzzer works to enter 1V as the 0% value. Press to select 5 V for the output value, and then press and hold until the buzzer work to enter 5V as the 100% value.
  • Page 11: Backlight Brightness Adjustment

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR Figure 2.2-1 2.3 Backlight Brightness Adjustment To adjust the brightness of backlight, proceed as follows: Press until the buzzer works, then the screen will display as shown in Figure 2.3-1: Figure 2.3-1 Press to adjust the brightness of backlight.
  • Page 12: Function Usage

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 3 Function Usage 3.1 DC V and DC mV Measurement The default function after turn on is DC V measurement, press to select DC V or DC mV and the connection is shown in Figure 3.1-1: Figure 3.1-1...
  • Page 13: Dc Ma Measurement

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 3.2 DC mA measurement Press to select DC mA (unit: mA). The connecting method is shown in Figure 3.2-1. Figure 3.2-1 www.brightwinelectronics.com...
  • Page 14: Current Measurement With Loop Power

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 3.3 Current Measurement with Loop Power The loop power function activates a 24 V supply in series with the current measuring circuit, allowing you to test a transmitter when it is disconnected from plant wiring. To measure current with loop power, proceed as follows: Connect the calibrator to the transmitter current loop terminals as shown in Figure 3.3-1.
  • Page 15: Dc V Source

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR to that of voltage. The screen will display as shown in Figure 3.4-1. Figure 3.4-1 3.5 DC V Source Press to select the DC V output function, the connection mode is same to that of voltage measurement.
  • Page 16: Simulating A 4- To 20-Ma Transmitter

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR Figure 3.7-1 When the output current is overload, the LCD will shown which indicates the overload and meanwhile, the main display area flashes, shown in Figure 3.7-2: Figure 3.7-2 3.8 Simulating a 4- to 20-mA Transmitter Simulating is a special mode of operation in which the calibrator is connected into a loop in place of a transmitter and supplies a known, settable test current.
  • Page 17: Frequency Output

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR Connect the 24 V loop power source as shown in Figure 3.8-1. If necessary, press to select (simulation) mode. Figure 3.8-1 3.9 Frequency Output Press to select the frequency output function, the connection mode is same to that of voltage measurement. The screen will display as shown in Figure 3.9-1.
  • Page 18: Advanced Application

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 4 Advanced Application Setting 100% output parameters As for stepping operation and percentage display, 0% and 100% should be set before using. The default values have been set when delivered from the factory and set values are listed below:...
  • Page 19: Automatic Ramp The Output

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 4.2 Automatic Ramp the Output Auto ramping gives you the ability to continuously apply a varying stimulus from the calibrator to a transmitter, while your hands remain free to test the response of the transmitter. When you press...
  • Page 20: Power

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 5 Power The calibrator needs 6 disposable LR03 model (size 7) alkaline batteries or 6 R03 model (size 7) nickel-metal hydride batteries (or nickel-cadmium batteries). The longest service life of alkaline batteries can reach 50 hours.
  • Page 21: Specifications

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 6 Specifications Specifications are based on a one year calibration cycle and apply from +18℃ to +28 ℃ unless stated otherwise. All specifications assume a 10 minute warm up period. 6.1 DC Voltage Measurement...
  • Page 22: Dc Ma Measurement

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 6.3 DC mA Measurement Accuracy (% of reading + Maximum Counts) Range measurement Resolution range ETX-1815 20mA 0~24mA 0.001mA 0.05+2 -10 ℃~ 18 ℃, +28 ℃~ 55 ℃ temperature coefficient,±0.005%FS/ ℃ . Input resistance: < 100Ω.
  • Page 23: Frequency Source

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 10kHz 1k~9.9999kHz 0.1Hz 100kHz 10k~99.999kHz Sensitivity: 10Hz ~ 10kHz , Vp-p≥1V; the rest:Vp-p≥2V. Wave form: 5 counting points should be added to errors of other wave forms. Commercial frequency can be measured directly. 6.6 Frequency Source...
  • Page 24: Product Accessories

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 7 Product Accessories 7.1 Standard Accessories A set of ETX-2015/ETX-1815 calibrator also includes the following items: hard spot test leads (one set)  alligator clip (one set)  one 12V/1A power adaptor  ETX-2015/ETX-1815 Users Manual ...
  • Page 25: Warning

    BRIGHTWIN BRT ETX-1815 CURRENT VOLTAGE CALIBRATOR 8 Warning To avoid possible electric shock or personal injury: Test a given voltage to confirm its normal operation before using  Please follow all the safety operation procedures.  Select the proper function and span gear according to measurement ...
  • Page 26 Shenzhen Brightwin Technology Co., Ltd. Phone: 0086-18126150525 Fax: 0086-755-05464313 Website:www.brightwinelectronics.com E-mail:info@brightwinelectronics.com Zip Code: 518000 Address: #20, 10th AL, Wangtang, Bantian St., Longgang Dist, Shenzhen, China.

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