C&H Technologies, Inc. • 445 Round Rock West Drive • Round Rock, TX
(512)
DC Voltage Measurement:
Maximum Voltage Input: |
|
• HV Input: | 500VDC for 500V range |
• Normal Input: | 125VDC for other ranges |
Measuring Ranges:
•±125mV, ±1.25V, ±12.5V, ±125V, ±500V
Measuring Accuracy: |
| |
• 24 hours, 23°C ±1°C: | error < 0.025% | |
• | 90 days, 23°C ±5°C: | error < 0.05% |
• | Temp Coefficient, 0 to +55°C: | error < 0.01% |
Measuring Ranges: ±12.5mA, ±125mA, ±1.25A, ±2.5A
Measuring Accuracy: |
| |
• | 24 hours, 23°C ±1°C: | error < 0.025% |
• | 90 days, 23°C ±5°C: | error < 0.05% |
•Temperature Coefficient, 0 to +55°C: error < 0.01%
Shunt: |
|
|
|
• 12.5mA and 125mA ranges: | 1 | Ω | |
• 1.25A and 2.5A ranges: |
| 0.1 | Ω |
AC Current Measurement: |
|
| |
Maximum Voltage: |
| 42 V on all ranges | |
Measuring Ranges: | 25mA, 250mA, 2.5A all RMS | ||
Input Impedance: |
|
• 500V input (HV) | 40 MΩ |
• 125V and 12.5V ranges | 10 MΩ |
• 1.25V and 125 mV ranges | >1 GΩ |
Input Current: | 10 pA max @ 23°C |
CMRR: | 100dB @ 50/60 Hz |
NMRR: | 60 dB @ 50/60 Hz |
Crest Factor: | 4 max | |
Measuring Accuracy: |
|
|
• 24 hours, 23°C ±1°C: | error < 0.5% | |
• 90 days, 23°C ±5°C: | error < 1.0% | |
Shunt: |
|
|
• 25mA and 250mA ranges: | 1 | Ω |
• 2.5A ranges: | 0.1 | Ω |
AC Voltage Measurement:
Maximum Input Voltage:
• High Voltage Input: 250V AC
• Normal Input: 60V AC
Measuring Ranges: |
|
|
• 250mVrms, sine 40 | error < 5% | |
• 2.5Vrms, sine 40 |
| error < 1% |
• 25Vrms, sine 40 |
| error < 1% |
• 250Vrms (HV in) sine 40 | error < 1% | |
Crest Factor: |
| 4 max |
Measuring Accuracy @ 50/60 Hz: |
| |
• 24 hours, 23°C ±1°C: |
| error < 0.5% |
• 90 days, 23°C ±5°C: |
| error < 1.0% |
• Range Error: |
| < 1% |
Input Impedance: |
|
|
• |
| 40 MΩ |
• Normal Input: |
| 1 MΩ |
Input Current: | 10 pA max @ 23°C | |
CMRR: | 100dB @ 50/60 Hz | |
Resistance Measurement:
Measuring Ranges: 250_, 2.5K_, 25K_, 250K_, 2.5M_
Measuring Accuracy (All but 2.5M_ range):
• 24 hours, 23°C ±1°C:
• 90 days, 23°C ±5°C:
• Temperature Coefficient, 0 to 55°C:
Measuring Accuracy (For 2.5M_ range):
• 24 hours, 23°C ±1°C:
• 90 days, 23°C ±5°C:
• Temperature Coefficient, 0 to 55°C:
Measuring Modes:
Maximum Measuring Voltage:
DC Current Measurement:
Maximum Voltage: | 60 V on all ranges |
