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TD7500
TUNKIA
TD7500 Process Signal Calibrator
1. Summary
TD7500 is a handheld thermal instrument and process signal measurement calibration instrument, with an accuracy of class 0.05, which can calibrate class 0.1 and below industrial sensors, transmitters, recorders and other thermal process instruments. TD7500 can calibrate thermal engineering secondary instruments,secondary signals of sensors, transmitters, and thermocouples, secondary instruments for RTD, secondary signals of RTD, pulse measuring instruments, process pulse signals.
2. Features
• DC voltage output/measurement: 10 mV~11 V;
• DC current output/measurement: 0.2 mA~24 mA
• DC resistance simulation: 4 Ω~4.8 kΩ;
• DC resistance measurement (2-wire/4-wire): 4 Ω~4.4 KΩ;
• Simulation and measurement of 6 types of thermal resistance (RTD) and 8 types of thermocouples (TC).
• Auxiliary power: 24 V Loop mode power.
• Voltage/current accuracy: class 0.05
3. Application
TD7500 Process Signal Calibrator
1. Summary
TD7500 is a handheld thermal instrument and process signal measurement calibration instrument, with an accuracy of class 0.05, which can calibrate class 0.1 and below industrial sensors, transmitters, recorders and other thermal process instruments. TD7500 can calibrate thermal engineering secondary instruments,secondary signals of sensors, transmitters, and thermocouples, secondary instruments for RTD, secondary signals of RTD, pulse measuring instruments, process pulse signals.
2. Features
• DC voltage output/measurement: 10 mV~11 V;
• DC current output/measurement: 0.2 mA~24 mA
• DC resistance simulation: 4 Ω~4.8 kΩ;
• DC resistance measurement (2-wire/4-wire): 4 Ω~4.4 KΩ;
• Simulation and measurement of 6 types of thermal resistance (RTD) and 8 types of thermocouples (TC).
• Auxiliary power: 24 V Loop mode power.
• Voltage/current accuracy: class 0.05
3. Application
4. Specifications
4.1 DC Power Output/Measurement
Electricity | Range | Resolution | Measurement Uncertainty (k=2). ( ppm*RD+μV/μA)[1] | Maximum Load Voltage/Current | Input Resistance |
Voltage | 100 mV | 10 μV | 200 + 25 μV | 8 mA | 1 MΩ |
1 V | 100 μV | 200 + 250 μV | 8 mA | 1 MΩ | |
10 V | 1 mV | 200 + 2000 μV | 8 mA | 1 MΩ | |
Current | 20mA | 1 μA | 200 +4 μA | 12 V | <15Ω |
Note [1]: RD is the reading value, the same below. |
• Voltage output/measurement range: 10 mV~11 V
• Current output/measurement range: 0.2 mA~24 mA
4.2 DC Resistance Output/Measurement
Type | Range | Resolution | Measurement Uncertainty (k=2). ( ppm*RD+Z) | Input Current/Excitation Current |
Output | 400 Ω | 10 mΩ | 50 + 0.1 Ω | 1 mA~10 mA |
4000 Ω | 0.1 Ω | 50 + 1 Ω | 100 μA~1 mA | |
Measurement | 4000 Ω | 0.1 Ω | 1 H | 0.2 mA |
• Resistance Output Range: 4 Ω~4.8 kΩ
• Resistance Measurement Range: 4 Ω~4.4 kΩ
• Resistance Measurement Method: two-wire or four-wire
4.3 Pulse signal output/measurement
Regulation/Measurement Range | Resolution | Measurement Uncertainty (k=2). |
1 Hz~1000 Hz | 1Hz | 0.05% |
1 kHz~10 kHz | 0.1kHz | 0.05% |
1.0 CPM~2000.0 CPM | 1CPM | 0.05% |
• Output Waveform Signal: square wave signal 5 Vpk
• Input Waveform Signal: square wave signal> 1 Vpk
4.4 RTD output/measurement
Type | Resistance Range ( Oh) | Temperature Range (°C) | Measurement Uncertainty (k=2, ±°C) | Annual Output Uncertainty (k=2, ± °C ) | |
Four-wire | Two/three-wire | ||||
PT100 | 18.5~391 | -200~+850 | 0.35 | 0.5 | 0.35 |
PT200 | 37~782 | -200~+250 | 0.2 | 0.3 | 0.2 |
+250~+850 | 1.0 | 1.5 | 1.0 | ||
PT500 | 92~1955 | -200~+120 | 0.2 | 0.3 | 0.2 |
+120~+850 | 0.4 | 0.8 | 0.4 | ||
PT1000 | 185~3910 | -200~+100 | 0.2 | 0.4 | 0.2 |
+100~+850 | 0.3 | 0.5 | 0.3 | ||
CU50 | 39.2~82.2 | -50~+150 | 0.5 | 0.8 | 0.5 |
CU100 | 78~165 | -50~+150 | 0.25 | 0.5 | 0.25 |
• Cold Junction Temperature Compensation: Range: -25°C~+55°C; Resolution: 0.1°C; Measurement Uncertainty: 0.3°C
• Display Digits: 5 digits decimal, can be displayed and output by Ω, °C, °F
4.5 Thermocouple Output/Measurement TC
Type | Name | Voltage Range ( mV ) | Temperature Range(°C) | Measurement Uncertainty (k=2, ± °C ) |
S | Platinum rhodium 10-platinum rhodium | -0.3~18.7 | -50~0 | 2.0 |
0~+1750 | 2.4 | |||
R | Platinum rhodium 13-platinum | -0.3~21.1 | -50~0 | 1.9 |
0~+1750 | 2.4 | |||
B | Platinum rhodium 30-platinum rhodium 6 | 0.77~13.9 | 400~+800 | 2.1 |
800~+1800 | 1.8 | |||
K | Nichrome - Ni-Si | -5.9~54.9 | -200~0 | 0.9 |
0~+1370 | 1.2 | |||
N | Nichrome silicon - nickel silicon | -4.02~47.6 | -200~0 | 1.4 |
0~+1750 | 1.0 | |||
And | Nickel-chromium-copper-nickel | -8.85~76.4 | -200~0 | 0.8 |
0~+1000 | 0.9 | |||
J | Iron-copper-nickel | -7.93~69.6 | -200~0 | 0.9 |
0~+1200 | 0.7 | |||
T | Copper-copper-nickel | -5.65~20.9 | -200~0 | 1.1 |
0~+400 | 0.9 |
• Display Digits: 5 digits decimal, can be displayed and output by Ω, °C, °F
5. General Specifications
Power Supply | 4 x 1.5V AA batteries; |
Maximum Power Consumption | 10 VA |
Temperature Performance | Working temperature: -20°C~50°C; Storage temperature: -20 °C ~ 70 °C |
Humidity Performance | Operating humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C Storage humidity: (20%~80%) R·H, no Condensation |
Altitude | < 3000 m |
Quality | Approx 0.5 kg |
Size | 120 mm(W) × 60 mm(D) × 220 mm(H) |
4. Specifications
4.1 DC Power Output/Measurement
Electricity | Range | Resolution | Measurement Uncertainty (k=2). ( ppm*RD+μV/μA)[1] | Maximum Load Voltage/Current | Input Resistance |
Voltage | 100 mV | 10 μV | 200 + 25 μV | 8 mA | 1 MΩ |
1 V | 100 μV | 200 + 250 μV | 8 mA | 1 MΩ | |
10 V | 1 mV | 200 + 2000 μV | 8 mA | 1 MΩ | |
Current | 20mA | 1 μA | 200 +4 μA | 12 V | <15Ω |
Note [1]: RD is the reading value, the same below. |
• Voltage output/measurement range: 10 mV~11 V
• Current output/measurement range: 0.2 mA~24 mA
4.2 DC Resistance Output/Measurement
Type | Range | Resolution | Measurement Uncertainty (k=2). ( ppm*RD+Z) | Input Current/Excitation Current |
Output | 400 Ω | 10 mΩ | 50 + 0.1 Ω | 1 mA~10 mA |
4000 Ω | 0.1 Ω | 50 + 1 Ω | 100 μA~1 mA | |
Measurement | 4000 Ω | 0.1 Ω | 1 H | 0.2 mA |
• Resistance Output Range: 4 Ω~4.8 kΩ
• Resistance Measurement Range: 4 Ω~4.4 kΩ
• Resistance Measurement Method: two-wire or four-wire
4.3 Pulse signal output/measurement
Regulation/Measurement Range | Resolution | Measurement Uncertainty (k=2). |
1 Hz~1000 Hz | 1Hz | 0.05% |
1 kHz~10 kHz | 0.1kHz | 0.05% |
1.0 CPM~2000.0 CPM | 1CPM | 0.05% |
• Output Waveform Signal: square wave signal 5 Vpk
• Input Waveform Signal: square wave signal> 1 Vpk
4.4 RTD output/measurement
Type | Resistance Range ( Oh) | Temperature Range (°C) | Measurement Uncertainty (k=2, ±°C) | Annual Output Uncertainty (k=2, ± °C ) | |
Four-wire | Two/three-wire | ||||
PT100 | 18.5~391 | -200~+850 | 0.35 | 0.5 | 0.35 |
PT200 | 37~782 | -200~+250 | 0.2 | 0.3 | 0.2 |
+250~+850 | 1.0 | 1.5 | 1.0 | ||
PT500 | 92~1955 | -200~+120 | 0.2 | 0.3 | 0.2 |
+120~+850 | 0.4 | 0.8 | 0.4 | ||
PT1000 | 185~3910 | -200~+100 | 0.2 | 0.4 | 0.2 |
+100~+850 | 0.3 | 0.5 | 0.3 | ||
CU50 | 39.2~82.2 | -50~+150 | 0.5 | 0.8 | 0.5 |
CU100 | 78~165 | -50~+150 | 0.25 | 0.5 | 0.25 |
• Cold Junction Temperature Compensation: Range: -25°C~+55°C; Resolution: 0.1°C; Measurement Uncertainty: 0.3°C
• Display Digits: 5 digits decimal, can be displayed and output by Ω, °C, °F
4.5 Thermocouple Output/Measurement TC
Type | Name | Voltage Range ( mV ) | Temperature Range(°C) | Measurement Uncertainty (k=2, ± °C ) |
S | Platinum rhodium 10-platinum rhodium | -0.3~18.7 | -50~0 | 2.0 |
0~+1750 | 2.4 | |||
R | Platinum rhodium 13-platinum | -0.3~21.1 | -50~0 | 1.9 |
0~+1750 | 2.4 | |||
B | Platinum rhodium 30-platinum rhodium 6 | 0.77~13.9 | 400~+800 | 2.1 |
800~+1800 | 1.8 | |||
K | Nichrome - Ni-Si | -5.9~54.9 | -200~0 | 0.9 |
0~+1370 | 1.2 | |||
N | Nichrome silicon - nickel silicon | -4.02~47.6 | -200~0 | 1.4 |
0~+1750 | 1.0 | |||
And | Nickel-chromium-copper-nickel | -8.85~76.4 | -200~0 | 0.8 |
0~+1000 | 0.9 | |||
J | Iron-copper-nickel | -7.93~69.6 | -200~0 | 0.9 |
0~+1200 | 0.7 | |||
T | Copper-copper-nickel | -5.65~20.9 | -200~0 | 1.1 |
0~+400 | 0.9 |
• Display Digits: 5 digits decimal, can be displayed and output by Ω, °C, °F
5. General Specifications
Power Supply | 4 x 1.5V AA batteries; |
Maximum Power Consumption | 10 VA |
Temperature Performance | Working temperature: -20°C~50°C; Storage temperature: -20 °C ~ 70 °C |
Humidity Performance | Operating humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C Storage humidity: (20%~80%) R·H, no Condensation |
Altitude | < 3000 m |
Quality | Approx 0.5 kg |
Size | 120 mm(W) × 60 mm(D) × 220 mm(H) |