| Model | ZMMFC 5.5 | |
| Input Power Supply | 230V AC, ±5 % @ 50Hz. | |
| Voltage Range | AC : 200mV, 2V, 20V, 200V, 1000V (45Hz to 1000Hz) | |
| DC : 200mV, 2V, 20V, 200V, 1000V | ||
| Current Range | AC : 2mA,20mA,200mA,2A,10A (45Hz to 1000Hz) | |
| DC : 2mA, 20mA, 200mA, 2A, 10A | ||
| Accuracy | AC Voltage : ±0.15% | DC Voltage : ±0.10% |
| AC Current : ±0.15% | DC Current : ±0.10% | |
| Input Protection | Calibrator is Protected by I/P OV (Over Voltage) & I/P UV (Under Voltage) | |
| Operating Temperature | 10oC to 40oC | |
| Power OFF Storage Temperature | 5oC to 70oC | |
| Required Earth to Neutral Voltage | Less than 1V AC | |
| Drift due to ageing | 50 PPM per year. | |
| Short term stability of the set value | 350 PPM | |
| Extra O/P Port | 200mV AC/DC for calibration/Testing of Analog meter | |
| Display | 5½ Digit 7 segment red LED display for Voltage & Current | |
| 4 Digit 7 segment red LED display for Frequency | ||
| Selection of AC/DC Parameters | By up and down keys and bar of LED to indicate selected parameter | |
| Selection of Ranges | By up and down keys and bar of LED to indicate select range | |
| Setting of Voltage & Current | By decade switch | |
| Setting of Frequency | By multi turn potentiometer | |
| Frequency Range Selection | By Toggle Switch for Normal Mode: 45 to 1 kHz. & Filter Mode: 50 to 60Hz provided at front side. | |
| Dimension | 550mm(W) X 550mm(D) X 170mm(H) | |
| Weight | 25kg. (Approx.) | |
Note : Accuracies specified at 25 deg C, RH 75%, basic accuracy ±10 digits for DC parameters & basic accuracy ±15 digits for AC parameters.