Digital 4 20 milliamp signal generator provides mA input, mA output, voltage input, rotating-speed test, voltage output, resistive output, millivolt output, and programming test function, 3000mAh lithium battery, TYPE-C interface, adjustable button backlight high-definition TFT color LCD screen, mainly used for debugging industrial field PLC, process instrumentation, and electric valves.
Specifications
- Model: ATO-SG-004A
- Size: 82x27x112mm
- N.W: 167g
- Color: Black+Yellow
- LCD Size: 2.4 inch
- Interface: Type-C
- Input: 5V-12V/10W (Max)
- Battery: 3000mAh
- Standby Time: 24h
Technical Parameters
Signal |
Scope |
Precision |
Resolution |
Internal Impedance |
Current (mA) |
0~24mA |
±(0.02%+0.003) |
0.001mA |
100Ω |
Voltage (V) |
0~24V |
±(0.02%+0.003) |
0.001mA |
500k |
Passive (XMT) |
0~24mA |
±(0.02%+0.003) |
0.001V |
100Ω |
24V loop |
0~24mA |
0.006 |
0.01mA |
100Ω |
FRQ (Hz) |
0~9999Hz |
±2% |
5 digits |
1Mk |
Millivolt (mV ) |
10~100mV |
0.0303 |
0.01mV |
2k |
Thermocouple (TC-S) |
0~1760℃ |
1.002 |
1℃ |
2k |
Thermocouple (TC-B) |
0~1810℃ |
1.005 |
1℃ |
2k |
Thermocouple (TC-E) |
0~990℃ |
1.002 |
1℃ |
2k |
Thermocouple (TC-K) |
0~1320℃ |
1.002 |
1℃ |
2k |
Thermocouple (TC-R) |
0~1760℃ |
1.003 |
1℃ |
2k |
Thermocouple (TC-J) |
0~1190℃ |
1.003 |
1'C |
2k |
Thermocouple (TC-T) |
0~390℃ |
1.002 |
1'C |
2k |
Thermocouple (TC-N) |
0~1290℃ |
1.002 |
1℃ |
2k |
Thermocouple (WRe3/25) |
0~2320℃ |
1.002 |
1℃ |
2k |
Thermocouple (WRe5/26) |
0~2320℃ |
1.002 |
1℃ |
2k |
Resistance (ohm) |
0~3900 |
±(0.2%+1) |
0.1℃ |
/ |
Pt100 |
-200~650℃ |
±(0.5%+1) |
0.1℃ |
/ |
Cu50 |
-20~150℃ |
1.005 |
0.1℃ |
/ |
Output Signal |
Active Current |
0~24mA |
Passive Current |
0~24mA |
Voltage |
0~24V |
Frequency/PWM |
0~9999Hz |
24V loop |
0~24mA |
mV/Thermocouple |
-10~110mV |
Resistance/Thermal Resistance |
0~390Ω |
Input Signal |
Active Current |
0~24mA |
Voltage |
0~24V |
Frequency/PWM |
0~9999Hz |
mV/thermocouple |
-10~110mV |
Resistance/Thermal Resistance |
0~400Ω |
Extended Function |
Program Automatic Lift Output |
History Record |
Preset Output |
Output Timing |
Signal Linear Conversion Output |
USB Analog Serial Communication |
Real-Time Curve |
USB Emulated U Disk Firmware Upgrade |
Dimension
Details
Applications
Tips: What is a 4 20 milliamp signal generator?
A 4-20 milliamp (mA) signal generator is a device designed to produce an electrical current signal within the range of 4 to 20 milliamps. This type of signal is commonly used in industrial applications for process control and monitoring. The 4-20mA signal is popular in industrial instrumentation because it provides a standardized, reliable, and low-noise method of transmitting analog signals over long distances.
The signal generated by a 4-20mA signal generator is often used to represent a measurement or a control setpoint. For example, sensors like pressure transducers, temperature sensors, and level sensors might output a 4-20mA signal proportional to the measured parameter. Similarly, the 4-20mA signal can be used to control devices such as valves or motor drives.
The key advantage of the 4-20mA signal is its ability to provide accurate and stable data transmission over relatively long distances without significant signal degradation or susceptibility to interference. This makes it well-suited for industrial environments where precise control and monitoring are crucial.