Description
The 4½ AC/DC Multi‑Function Site Calibrator from Prism Test & Measure Pvt. Ltd. is a versatile, precision instrument designed for on-site testing and calibration of electrical and electronic devices. It provides accurate generation and measurement of AC/DC voltage, AC/DC current, resistance, and frequency, making it an essential tool for maintenance engineers, field service personnel, and calibration labs.
Key Features
- High-resolution 4½ digit LED display for precise readings
- Measures and generates AC/DC Voltage, AC/DC Current, Resistance, and Frequency
- Microcontroller-based design ensures reliable performance and accurate parameter selection
- Decade switch for precise voltage and current adjustment
- Variable frequency output with pure sine wave signal
- Separate output terminals for voltage and current
- Portable and rugged design suitable for field calibration
- User-friendly interface with clear display and intuitive controls
Technical Specifications
| Feature | Specification |
|---|---|
| Model | ZMSMFC 4.5 |
| Input Power Supply | 230 V AC, ±5 % @ 50 Hz |
| Input Protection | Calibrator protected by I/P OV (Over Voltage) & I/P UV (Under Voltage) |
| DC Voltage Ranges | 200 mV, 2 V, 20 V, 200 V, 1000 V |
| AC Voltage Ranges (45 Hz to 1 kHz) | 200 mV, 2 V, 20 V, 200 V, 1000 V |
| DC Current Ranges | 2 mA, 20 mA, 200 mA, 2 A, 10 A |
| AC Current Ranges (45 Hz to 1 kHz) | 2 mA, 20 mA, 200 mA, 2 A, 10 A |
| Frequency | 45 Hz to 1 kHz |
| Fixed Resistance | 1 Ω, 10 Ω, 100 Ω, 1 kΩ, 10 kΩ, 100 kΩ, 1 MΩ, 10 MΩ, 100 MΩ |
| Fixed Inductance | 10 µH, 100 µH, 1 mH, 10 mH, 100 mH |
| Fixed Capacitance | 1 nF, 10 nF, 100 nF, 1 µF, 10 µF |
| RPM (Non-Contact Type) | 60,000 RPM |
| Display | 4½ Digit 7-segment red LED for Voltage & Current 4 Digit 7-segment red LED for Frequency |
| Accuracy @ 15 °C to 28 °C, RH < 75 % | AC Voltage: 0.3 % ± 10 Dgt DC Voltage: 0.2 % ± 5 Dgt AC Current: 0.3 % ± 10 Dgt DC Current: 0.2 % ± 5 Dgt Resistance: ±0.5 % Capacitance: ±5 % Inductance: ±5 % RPM: ±0.1 %, ±5 digit |
| Selection of AC/DC Parameters | Toggle switch |
| Selection of Resistor / L / C | Toggle switch |
| Selection of Ranges | Rotary selector switch |
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