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Summary of Contents for Huazheng EDEKA TC-200
- Page 1 EDEKA TC-200 Temperature Calibrator Huazheng Electric Manufacturing (Baoding) Co., Ltd...
- Page 3 This symbol indicates a hazardous situation, which, if not avoided, could result in death, serious injury or property damage. Caution This symbol indicates a potentially hazardous situation, which, if not avoided, might result in damage to the EDEKA TC-200 Multi-function process calibrator or surroundings.
- Page 4 Select the proper function for your measurement. Connect the test leads to the flashing jacks. Do not use the EDEKA TC-200 Multi-function process calibrator with any part of the case or cover removed. Do not measure a voltage source when the test leads are plugged into the current jacks.
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Page 5: Table Of Contents
Contents I. Introduction........................... 1 II.Standard Packing.........................1 III.Using Measure Mode......................... 6 IV.Using Source Mode........................12 V. Cold Junction..........................17 VI.Switching Temperature Unit....................18 VII.Calibration..........................18 VIII.Clear Function........................21 IX.Calibrating a Transmitter......................23 X.Maintenance..........................24 XI.Specifications..........................25... -
Page 7: Introduction
It can be widely applied in industrial fields and laboratories. The summary functions of the Multi-function process EDEKA TC-200 Multi-function process calibrator are shown in Table2- 1. In addition to these functions, the EDEKA TC-200 Multi-function process calibrator has other features as follows: A split-screen display. - Page 8 Figure2- 1 Standard Equipment 2.1 Getting Started When you first unpack the EDEKA TC-200 Multi-function process calibrator, you will need to charge the battery. After reinstalling the battery, please perform the test of sourcing and measuring V DC as follows, it will make be easier to understand the instructions in the...
- Page 9 Source mode. Press to select sourcing V DC. According to the flashing jacks， connect the EDEKA TC-200 Multi-function process calibrator’s voltage output to its voltage input as Figure3- 1 shows. Enter the desired output value by press numeric keys on the keypad and press to begin sourcing V DC.
- Page 10 The measurement reading is shown in the lower ④⑥⑦ and RTD. display. Jacks for measuring 4-wire resistance The measurement reading is shown in the lower ④⑤⑥ and RTD. display. ⑦ 2.2.2 Keys Figure4- 2 shows the EDEKA TC-200 Multi-function process calibrator keys and Table4- 2...
- Page 11 explains their functions. Figure4- 2 Keys Table 4- 2 Keys Functions Description Clears offset of Measure mode in the upper display. ① Deletes the last digit of input data; ② Clears the counting pulse. Clears offset of Measure and Source modes in the lower display. ③...
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Page 12: Iii.using Measure Mode
temperature, and so on. Cycles through: Slow repeating 0%~100%~0% ramp; Fast repeating 0%~100%~0% ramp; Repeating 0%~25%~50%~75%~100%~0% step. Increases the source value，least significant digit +1; Decreases the source value，least significant digit -1. Terminates a numeric entry, when setting a source value; Begin/Stop counting pulse;... - Page 13 “MEASURE LOOP”. Connect the test leads to the transmitter current loop jacks as shown in Figure5- 3. The EDEKA TC-200 Multi-function process calibrator supplies an internal 24V loop power. You should see the measurement readings in the upper display.
- Page 14 Figure5- 3 Connections for Supplying Loop Power 3.4 Measuring Voltage (Lower Display) To measure the voltage, proceed as follows: Press until the lower display shows “MEASURE”. Press to select DC voltage until the display shows “V” or “mV”. Connect the test leads as shown in Figure5- 4. You should see the measurement readings in the lower display.
- Page 15 Connect the test leads as shown in Figure5- 6. You should see the measurement readings in the lower display. 3.7 Counting pulse The function of counting pulse is only applicable to EDEKA TC-200 Multi-function process calibrator. To use this function, proceed as follows: Press until the lower display shows “MEASURE”.
- Page 16 Figure5- 7 Connection of Counting Pulse 3.8 Measuring Temperature with TC The EDEKA TC-200 Multi-function process calibrator supports eight types of standard TC. Table5- 1 summarizes the ranges and characteristics of the supported TC. Change the unit of temperature according to ‘8 Switching Temperature Unit‘.
- Page 17 3.9 Measuring Temperature with RTDs The EDEKA TC-200 Multi-function process calibrator accepts RTD types shown in Table5- 2. RTDs are characterized by their resistance at 0°C, which is called the “ice point” or R . The most common R is 100Ω. The EDEKA TC-200 Multi-function process calibrator accepts RTD measurement input in 2-, 3-, or 4-wire connections, with the 3-wire connection the most common.
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Page 18: Iv.using Source Mode
Figure5- 9 Measuring Temperature with an RTD IV.Using Source Mode In Source mode, the EDEKA TC-200 Multi-function process calibrator generates calibrated signals for testing and calibrating process instruments, supplies voltages and resistances, and simulates the electrical output of RTD and TC temperature sensors. - Page 19 Connect the test leads as shown in Figure6- 1. Enter the desired output value by pressing numeric keypads and press 4.2 Sourcing Current The function of Sourcing Current is only applicable to EDEKA TC-200 Multi-function process calibrator. To select a current sourcing function, proceed as follows: Press until the lower display shows “SOURCE”.
- Page 20 CAUTION: Clear of resistance before sourcing according to ‘8.4 Clear of Resistance and RTD’. 4.4 Sourcing Frequency The function of Sourcing Frequency is only applicable to EDEKA TC-200 Multi-function process calibrator. To select a frequency sourcing function, proceed as follows: Press until the lower display shows “SOURCE”.
- Page 21 Connect the test leads as shown in Figure6- 6. Enter the desired output value by pressing the numeric keypads and press EDEKA TC-200 Multi-function process calibrator CAUTION: can only simulate 2-wire connection. CAUTION: Clear of RTD before simulating according to ‘8.4 Clear of Resistance and RTD’.
- Page 22 0% － 25% － 50% － 75% － 100% － 0%, stair-step ramp in 25% steps, pausing 25 seconds at each step. Press any key to exit ramping. 4.8 Simulating Transmitter The function of Simulating Transmitter is only applicable to EDEKA TC-200 Multi-function...
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Page 23: Cold Junction
Two modes are available for setting cold junction. 1) Automatic Mode When you turn on the EDEKA TC-200 Multi-function process calibrator, it is just in the automatic mode. At this mode, the EDEKA TC-200 Multi-function process calibrator takes the temperature of jacks as cold junction temperature. -
Page 24: Vi.switching Temperature Unit
Press VII.Calibration EDEKA TC-200 Multi-function process calibrator can only be calibrated by old hand. CAUTION: The connections of calibration are the same as connections of using these parameters. CAUTION: Clear offset of resistance or RTD before using to eliminate offset errors and test leads errors, according to ‘8.4 Clear of Resistance and RTD’. - Page 25 When the output is stable, you should enter the exact output value and press The display shows “CAL V OK”. Press to select to calibrate others terms, sourcing calibrating of others signal is similar to above. When the EDEKA TC-200 Multi-function process calibrator is in calibration, the span is...
- Page 26 When the input is stable, you should enter the exact input value. Then, let the EDEKA TC-200 Multi-function process calibrator input full span (100mV) and the display shows “SCALE”. After the input is stable, you should enter the exact input value and press .
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Page 27: Viii.clear Function
Table9- 1 The Calibrating Points for Sourcing Functions Source Calibrating Point Zero Span —— —— —— —— —— —— —— —— 100m mVDC —— —— —— —— —— —— —— —— mADC 20mA —— —— —— —— —— —— —— ——... - Page 28 Source mode. Press until the lower display shows “V”. Connect the EDEKA TC-200 Multi-function process calibrator’s voltage output to its voltage input according to the flashing jacks as Figure3- 1 shows. Press right after the value is stable.
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Page 29: Ix.calibrating A Transmitter
Press right to select the decided TC. Short the test leads with Measure jacks. Press right after the value is stable. 8.4 Clear of Resistance and RTDs To clear offset associated with the test lead resistance in 2-wire, 3-wire or 4-wire ohms measurements, proceed as follows: To clear offset of measuring or sourcing resistance, proceed as follows: Press... -
Page 30: X.maintenance
Press until the lower display shows “SOURCE”. Press right to select a desired TC type. Connect the test leads as shown in Figure11- 1. Press or numeric keypads to output the zero and span parameter. Figure11- 1 Adjusting the Transmitter X.Maintenance Replace the batteries as follows:... -
Page 31: Xi.specifications
XI.Specifications All specifications apply from +18°C to +28°C unless stated otherwise. All specifications assume a 5-minute warm-up period. Temperature coefficient from -10°C to +18°C and +28°C to 55°C is ± 0.005%/°C of range per °C. All specifications are not based on clearing except resistance and RTDs. To achieve higher accuracy, please perform clear function to eliminate offset errors. - Page 32 *3-wire: Assumes matched leads with a total resistance not exceeding 100Ω. Resolution (0~1000)Ω: 0.01Ω; (1.0~3.2)kΩ: 0.1Ω. Excitation Current Range from Measurement Accuracy Device (15~400)Ω (0.15~0.5)mA ±0.15Ω Source (15~400)Ω (0.5~3)mA ±0.1Ω (0.4~1.5)kΩ (0.05~0.8)mA ±0.5Ω (1.5~3.2)kΩ (0.05~0.4)mA ±1.0Ω Clear of resistance before sourcing according to ‘8.4 Clear of Resistance and RTDs’. Frequency Range Accuracy...
- Page 33 (500~1750)°C ±1.3°C (600~800)°C ±2.0°C (800~1000)°C ±1.6°C (1000~1800)°C ±1.2°C (-200~0)°C ±1.3°C (0~1300)°C ±0.7°C Resolution : J, K, T, E, N: 0.1°C B, R, S: 1°C Cold junction error: ±0.5°C, does not including sensor error. Accuracy Measur Measure Type Range（°C） Output e 4-wire 2-, 3- （°C）...
- Page 34 XII.Packing List Item Main engine charger Rechargeable battery Alligator clips(1 black 1 red ) Test probe(1 black 1 red ) Test lead(1 black 1 red )
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