MK-The WZJ multi-channel thermocouple thermal resistance automatic calibration device is a self testing device that integrates computer technology, electronic technology, and automatic testing technology Automated calibration system. Mainly used to implement standard platinum rhodium 10 platinum thermocouples, working thermocouples, working thermistors, and working glass The calibration of temperature measuring components such as thermometers, bimetallic thermometers, and pressure thermometers can control five calibration furnaces simultaneously, facilitating group inspection. stem or root of plantsThe product can be widely used in measurement units, scientific research institutions, and industrial and mining enterprises.

2、 Technical indicators

1. 6 1/2 high-precision thermocouple thermal resistance dedicated tester
Accuracy: Voltage measurement accuracy: ± 0.005% F · S

Resistance measurement accuracy: ± 0.01% F · S

Resolution: Voltage: 0.1 μ V

Resistance: 0.1m Ω

2. Parasitic potential of scanning switch: ≤ 0.4μV

3. Automatic compensation range for thermocouple cold end: 5-50 ℃ (resolution 0.1 ℃)

4. When calibrating thermocouples, the temperature deviation from the calibration point shall not exceed ± 5 ℃, and when calibrating thermal resistors, the temperature deviation from the calibration point shall not exceed ± 2 ℃.

5. Temperature control stability:

Standard even system: Constant temperature ≤ 0.5 ℃/6min
Measurement ≤ 0.1 ℃/min

Workmate system: Constant temperature ≤ 0.6 ℃/6 minutes
Measurement ≤ 0.2 ℃/min

Working resistance system: constant temperature ≤ 0.04 ℃/10min
Measurement ≤ 0.02 ℃/min

6. Verification temperature range: Thermocouple: 300-1200 ℃
Thermal resistance: 0-300 ℃

7. Verification quantity:
MK-WZJ-T type: Thermocouples can be calibrated for 1-10 units simultaneously, and thermal resistors can be calibrated for 1-10 units simultaneously

MK-WZJ-A type: Thermocouples can be calibrated for 1-50 units simultaneously, and thermal resistors can be calibrated for 1-50 units simultaneously

8. Calibratable thermocouple division number: S、R、B、K、E、J、N、T

9. Calibratable thermal resistance index number: Pt100、Pt10、Cu50、Cu100

10. Verified thermometer types: glass thermometer, bimetallic thermometer, pressure thermometer, and compensating wire.

3、 Product Features

1. Running in a Windows environment, mouse clicking is convenient and fast.

2. Adopting a six and a half high-precision thermocouple thermal resistance specialized tester, the system has a simple composition, good reliability, and is economical and practical.

3. The temperature point for calibration can be set arbitrarily. When calibrating thermal resistors, automatic conversion between two-wire, three wire, and four wire systems is achieved, which is convenient and practical.

4. Automatically setting the temperature control parameter PID, making the temperature control speed faster, more accurate, and more stable during the calibration process.

5. Simultaneously controlling five calibration furnaces, its unique structural design is leading in China. If one circuit fails during the calibration process, all other circuits will be affectedNot affected (limited to type A only).

6. There are two options for users to choose from: zero point and room temperature cold end automatic tracking compensation.

7. Equipped with automatic identification of wiring errors and over temperature protection function.

8. It has the functions of storing, previewing, and managing calibration records, and users can view or print any previous result report.

4、 This system follows the following verification procedures

1. JJG75-1995 Standard Verification Procedure for Platinum Rhodium 10 Platinum Thermocouples

2. JJG141-2000 Verification Regulations for Precious Metal Thermocouples Used in Work

3. JJG351-1996 Verification Regulations for Low Cost Metal Thermocouples Used in Work

4. JJG229-1998 Verification Regulations for Copper and Platinum Thermistors Used in Work

5. JJG130-2004 Verification Regulations for Working Glass Liquid Temperature Meters

6. JJG226-2001 Verification Regulations for Bimetallic Thermometers

7. JJG310-2002 Verification Regulations for Pressure Type Thermometers

8. JJF1098-2003 Calibration Specification for Thermocouple Thermal Resistance Automatic Measurement System

Disclaimer: The appearance of the product is subject to the actual product. The development of the product may sometimes involve changes in technical standards and changes in appearance, which are not subject to changeTravel notification.