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Address
25th Floor, Building G, Wangzuo Modern City, No. 35 Tangyan Road, High tech Zone, Xi'an City, Shaanxi Province
Xi'an Shengli Instrument Co., Ltd
25th Floor, Building G, Wangzuo Modern City, No. 35 Tangyan Road, High tech Zone, Xi'an City, Shaanxi Province
VICTOR 72B signal generator is a portable handheld signal generator powered by lithium batteries, which can be used to measure DC voltage, DC current, on-off, and simulate output DC voltage, DC current, thermocouple, and frequency. Suitable for debugging and calibration of on-site transmitters, DCS, PLC and other systems. VICTOR 72B has been widely used in fields such as petrochemicals, biopharmaceuticals, industrial automation, universities, and research institutions. It is a "pocket level" practical tool for engineers, technical workers, and researchers.
VICTOR 72B Signal GeneratorKey Features:
1. Measurement function:
*DC voltage, DC current, on-off, thermocouple (only available in 72B)
*Basic accuracy: 0.1%
*Loop detection function, internal 24V circuit power supply, and simultaneous measurement of current.
2. Output function:
*DC voltage, DC current, frequency, and thermocouple (only available in 72B)
*Basic accuracy: 0.1%.
*Preset value setting and quantity conversion mode
*DCI output includes active output (internal 24V power supply) and passive output (external 24V power supply).
*When outputting DCI, manual stepping and automatic waveform output functions can be provided.
*The manual step output includes: 25% step and 100% step.
The output current can be selected from 0~20mA or 4~20mA.
*The automatic wave output includes: automatic stepping, sawtooth wave, triangular wave, and the working parameters of the automatic waveform can be configured.
3. Other functions:
*Display: 2.4-inch TFT color screen
*Battery specification: 3.7V/3000mAh
*TYPE-C interface: rechargeable, communicable (communication protocol available)
*Support language switching between Chinese and English
Technical Indicators:
Input measurement function [applicable within one year after calibration, 23 ℃± 5 ℃, 20-70% RH, accuracy=± (% set value+word)]
| measurement function | range | measurement range | resolution | accuracy | remark |
| DC voltage | 100mV | -10.0mV~110.0mV | 100uV | 0.1%+4 | |
| DC voltage | 30V | -5.00V~30.00V | 10mV | 0.1%+4 | |
| direct current | 20mA | 0.00mA~22.00mA | 0.01mA | 0.1%+4 | |
| Circuit power supply LOOP |
24V | ±10% | |||
| on-off | OPEN/CLOSE | ||||
| thermocouple | R、S、B、K、E、J、T、N | 1℃ | 0.1%+4 | Only 72B | |
| DCV characteristics: Input impedance: 30V: 300K Ω (nominal value) mV:>1M Ω (nominal value) DCI feature: Overload protection: 50mA/30V; Load voltage: approximately 18mV/mA TC Explanation: Thermocouple measurement uses the ITS-90 temperature scale, and the accuracy does not include errors in cold junction compensation or the influence of thermoelectric potential. |
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Analog output function [applicable within one year after calibration, 23 ℃± 5 ℃, 20-70% RH, accuracy=± (% set value+word)]
| output function | range | Output setting range | resolution | accuracy | remark |
| DC voltage | 100mV | 0.0mV~110.0mV | 100uV | 0.1%+4 | |
| 20V | 0.00V~24.00V | 10mV | 0.1%+4 | ||
| direct current (Active) |
20mA | 0.00~22.00mA | 0.01mA | 0.1%+4 | |
| direct current (Passive) |
-20mA | 0.00~-22.00mA | 0.01mA | 0.1%+4 | |
| frequency | 100Hz、1kHz、5kHz、10kHz、100kHz | 1.0Hz~100kHz | 0.1Hz | 0.1%+2 | Only 72B |
| thermocouple | R、S、B、K、E、J、T、N | 1℃ | 0.1%+4 | ||
| DCI feature: 20mA maximum load 1K Ω FREQ characteristics: 60% duty cycle of rectangular wave, 1-20Vp-p TC Explanation: Thermocouple measurement uses the ITS-90 temperature scale, and the accuracy does not include errors in cold junction compensation or the influence of thermoelectric potential. |
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