TD1855 Multifunction Calibrator
• DC voltage output:
20 mV ~ 1100 V
• DC current output:
2 μA ~ 22 A（33 A is optional）
• AC voltage output:
20 mV ~ 1100 V
• AC current output:
200 μA ~ 22 A（33 A is optional）
• Sinusoidal wave
frequency: 45 Hz ~ 1100 Hz
• Simulated DC
resistance: 10 Ω ~ 220 MΩ
• 2 MHz square wave
frequency output
• Phase output
• AC/DC power output
• Remote adjustment
(optional)
• Clamp meter
calibration (optional)
• Transducer
calibration(optional)
• 5.6-inch
Color Touch Screen
TD1855 is a multi-function calibrator, integrates AC\DC
voltage source, AC\DC current source, DC resistance source, etc. The
accuracy class is 0.05. It’s applied to calibrating 3.5 digits
multimeter, voltmeter, ammeter, ohmmeter, power meter.
1 DC Voltage/Current Output
|
Range |
Resolution |
Stability
(±%/min) |
Accuracy ±(ppm*RD+ppm*RG)[1] |
Max
burden (mA) |
Ripple
Factor(%) |
|
200 mV |
1 μV |
0.01 |
300 + 200 |
300 |
<0.5 |
|
2 V |
10 μV |
0.01 |
300 + 200 |
500 |
<0.5 |
|
10 V |
100 μV |
0.01 |
300 + 200 |
500 |
<0.5 |
|
30 V |
100 μV |
0.01 |
300 + 200 |
800 |
<0.5 |
|
100 V |
1 mV |
0.01 |
300 + 200 |
300 |
<0.5 |
|
300 V |
1 mV |
0.01 |
300 + 200 |
100 |
<0.5 |
|
600 V |
1 mV |
0.01 |
300 + 200 |
50 |
<0.5 |
|
1000 V |
10 mV |
0.01 |
300 + 200 |
30 |
<0.5 |
|
Range |
Resolution |
Stability (±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Compliance
Voltage (V) |
Ripple
Factor(%) |
|
20μA |
100pA |
0.01 |
300 + 200 |
10 |
<0.5 |
|
200μA |
1 nA |
0.01 |
300 + 200 |
9 |
<0.5 |
|
2mA |
10 nA |
0.01 |
300 + 200 |
9 |
<0.5 |
|
20mA |
100 nA |
0.01 |
300 + 200 |
9 |
<0.5 |
|
200 mA |
1 μA |
0.01 |
300 + 200 |
9 |
<0.5 |
|
2 A |
10 μA |
0.01 |
300 + 200 |
3.5 |
<0.5 |
|
10 A |
100 μA |
0.01 |
300 + 200 |
2.5 |
<0.5 |
|
20 A (30 A)[2] |
100 μA |
0.01 |
300 + 200 |
2.5 |
<0.5 |
|
Note[1]: RD is
the reading value, RG is the range value; Note[2]: The 30
A range is optional. |
|||||
• Voltage output range: 20 mV ~ 1100 V
• Current output range: 2 μA ~ 22 A\33 A
• Protections: voltage source short-circuit
protection, current source open-circuit protection, overload protection
2 AC Voltage/Current Output
|
Range |
Resolution |
Stability (±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Max
Burden (mA) |
Harmonic
(%) |
|
200 mV |
1 μV |
50 μV |
300 + 60 μV |
500 |
<1.0 |
|
2 V |
10 μV |
0.01 |
300 + 200 |
500 |
<0.5 |
|
10 V |
100 μV |
0.01 |
300 + 200 |
800 |
< 0.5 |
|
30 V |
100 μV |
0.01 |
300 + 200 |
800 |
< 0.5 |
|
100 V |
1 mV |
0.01 |
300 + 200 |
300 |
< 0.5 |
|
300 V |
1 mV |
0.01 |
300 + 200 |
100 |
< 0.5 |
|
600 V |
1 mV |
0.01 |
300 + 200 |
50 |
< 0.5 |
|
1000 V |
10 mV |
0.01 |
300 + 200 |
30 |
< 0.5 |
|
Range |
Resolution |
Stability (±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Compliance
Voltage (V) |
Harmonic
(%) |
|
2 mA |
10 nA |
0.6 μA |
300 +0.6 μA |
50 |
<0.5 |
|
20 mA |
100 nA |
0.01 |
300 + 200 |
50 |
<0.5 |
|
200 mA |
1 μA |
0.01 |
300 + 200 |
50 |
<0.5 |
|
1 A |
10 μA |
0.01 |
300 + 200 |
15 |
<0.5 |
|
2 A |
10 μA |
0.01 |
300 + 200 |
10 |
<0.5 |
|
5 A |
10 μA |
0.01 |
300 + 200 |
5 |
<0.5 |
|
20 A(30 A)[1] |
100 μA |
0.01 |
300 + 200 |
2.5 |
<0.5 |
|
Note [1]: 30 A
range is optional. |
|||||
• Voltage output range: 20 mV ~ 1100 V
• Current output range: 2 μA ~ 22 A\33 A
• Voltage and current output frequency: 45 Hz ~
1100 Hz
• Protections: voltage source short-circuit
protection, current source open-circuit protection, overload protection
3 Simulated DC Resistance
|
Range |
Resolution |
Accuracy ±
(ppm*RD+ppm*RG) |
Allowable
Current |
|
100 Ω |
1 mΩ |
300 + 200 |
1mA～80 mA |
|
300 Ω |
1 mΩ |
300 + 200 |
1mA～80 mA |
|
1 kΩ |
10 mΩ |
300 + 200 |
100μA～8 mA |
|
3kΩ |
10 mΩ |
300 + 200 |
100μA～8 mA |
|
10 kΩ |
100 mΩ |
300 + 200 |
10μA～0.8 mA |
|
30 kΩ |
100 mΩ |
300 + 200 |
10μA～0.8 mA |
|
100 kΩ |
1 Ω |
300 + 200 |
10μA～0.8 mA |
|
300 kΩ |
1 Ω |
300 + 200 |
1μA～80 μA |
|
1 MΩ |
10 Ω |
300 + 200 |
1μA～80 μA |
|
10 MΩ |
100 Ω |
600 + 400 |
100nA～8 μA |
|
100 MΩ |
1000 Ω |
3000 + 2000 |
10nA～0.8 μA |
|
200 MΩ |
1000 Ω |
3500 + 2500 |
10nA～0.8 μA |
• Output range: 10 Ω ~ 220 MΩ
• Over-current and reverse connection protection
4 Sinusoidal Wave Frequency Output
|
Output
Range[1] |
Resolution |
Accuracy |
|
45.0000 Hz ≤ F
≤ 99.9999 Hz |
0.0001 Hz |
±0.01% |
|
100.000 Hz ≤ F
≤ 999.999 Hz |
0.001 Hz |
±0.01% |
|
1000.00 Hz ≤ F
≤ 1100.00 Hz |
0.01 Hz |
±0.01% |
|
Note [1]: The
output mode is AC voltage or AC current. |
||
5 AC/DC Power Output
|
Frequency
Range (f) |
Voltage
Range (U) |
Current
Range (I) |
Optimum
Accuracy %*power
output [1][2] |
|
DC |
20 mV ~ 1100 V |
2 μA ~ 22 A/33
A |
±0.1 |
|
45 Hz ~ 65 Hz |
3 V ~ 600 V |
0.2 mA ~ 22
A/33 A |
±0.1 |
6 Phase and Power Factor Output（45 Hz～65 Hz）
|
Phase |
Power
Factor |
Accuracy |
||
|
WATTS |
VARS |
λ=cosφ |
Phase |
Power
Factor |
|
0° |
90° |
1.0000 |
0.1° |
0.000% |
|
10° |
80° |
0.9848 |
0.1° |
0.031% |
|
20° |
70° |
0.9397 |
0.1° |
0.064% |
|
30° |
60° |
0.8660 |
0.1° |
0.101% |
|
40° |
50° |
0.7660 |
0.1° |
0.147% |
|
50° |
40° |
0.6429 |
0.1° |
0.208% |
|
60° |
30° |
0.5000 |
0.1° |
0.302% |
|
70° |
30° |
0.3420 |
0.1° |
0.480% |
|
80° |
10° |
0.1737 |
0.1° |
0.990% |
|
90° |
0° |
0.0000 |
0.1° |
— |
|
Note [1]: Phase
range: 0.000 °~ 359.999 °, fineness: 0.005 ° Note [2]: Power
factor range: -1 ~ 0 ~ 1, fineness: 0.000 1 Note [3]:
Calculation formulas for the accuracy of other power factor: |
||||
7 Pulse Frequency Output
|
Range[1] |
Resolution |
Accuracy |
Shake |
|
1.000 00 Hz ≤ F
≤ 9.999 99 Hz |
10 μHz |
± (20 ppm*RD +
20 μHz) |
<20 ns |
|
10.000 0 Hz ≤ F
≤ 99.999 9 Hz |
0.1 mHz |
||
|
100.000 Hz ≤ F
≤ 999.999 Hz |
1 mHz |
||
|
1.000 00 kHz ≤
F ≤ 9.999 99 kHz |
10 mHz |
||
|
10.000 0 kHz ≤
F ≤ 99.999 9 kHz |
0.1 Hz |
||
|
100.000 kHz ≤ F
≤ 999.999 kHz |
1 Hz |
||
|
1.000 00 MHz ≤
F ≤ 2.000 00 MHz |
10 Hz |
||
|
Note [1]: The
output type is TTL level. |
|||
8 DC Small-signal Measurement (optional)
|
Type |
Range |
Range |
Accuracy |
|
DCV |
1 V |
± (0～1.2) V |
±(0.006%*RD +
0.004%*RG) |
|
10 V |
± (0～12) V |
±(0.006%*RD +
0.004%*RG) |
|
|
DCI |
2 mA |
± (0～2.4) mA |
±(0.006%*RD +
0.004%*RG) |
|
20 mA |
± (0～24) mA |
±(0.006%*RD +
0.004%*RG) |
