Procurement teams shortlist MT4W-AV-40 with Autonics Proximity Sensor, Autonics M4M1P Di Xx and Autonics Tcn4 Series, aligning budget approvals, warranty terms, and multisite availability for smoother rollout across plants.
Autonics MT4W-AV-40 Digital Panel Meter
The Autonics MT4W-AV-40 Digital Panel Meter offers 4-digit 7-segment LED display method, 14.2mm character height, -1999 to 9999 display range, AC voltage, Frequency measurement. Manufactured by Autonics under the Autonics Digital Panel Meter category, this model belongs to the Autonics MT4W Series.
| Brand | Autonics |
| Product Type | Digital Panel Meter |
| Model Number | MT4W-AV-40 |
Autonics MT4W-AV-40 Digital Panel Meter – Technical Specifications
| Specification | Value |
|---|---|
| Display method | 4-digit 7-segment LED |
| Character height | 14.2mm |
| Max. display Range | -1999 to 9999 |
| Measurement | AC voltage, Frequency |
| Input specification | 0-500V, 0-250V, 0-110V, 0-50V, 0-20V, 0-10V, 0-2V, 0-1V |
| AC Measurement | Average value (AVG), Root mean square value (RMS) |
| Power supply | 100-240VAC~ 50/60Hz |
| Output_Main Output(Comparative Value) | Relay (HI, GO, LO) |
| Output_Sub Output(Display Value) | PV transmission(DC4-20mA) |
| Display accuracy | • 23℃±5℃ - ± 0.3 % F.S. rdg ± 3 digit (frequency: ± 0.1 % F.S. rdg ± 2-digit)• -10℃ to 50℃ - ± 0.5 % F.S. rdg ± 3-digit |
| A/D conversion method | ΣΔ (Sigma Delta) ADC |
| Sampling cycle | 16.6ms |
| Hold function | Includes (external hold function) |
| Environment_Ambient temperature | -10 to 50℃, storage: -20 to 60℃ |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Insulation type | Double insulation or reinforced insulation(mark: @(INS), dielectric strength between the measuring input part and the power part: 1kV) |
| Protection structure | IP56 (front part, IEC standard) |
| Unit weight (packaged weight) | ≈ 211 g (≈ 326 g) |
The Autonics MT4W-AV-40 features a 4-digit 7-segment LED display with a 14.2mm character height, offering a wide measurement range of -1999 to 9999. It supports AC voltage inputs from 0–500V down to 0–1V and provides both average value (AVG) and root mean square (RMS) measurement modes. Powered by 100–240VAC 50/60Hz, it ensures fast sampling at 16.6ms using a ΣΔ ADC, with accuracy levels of ±0.3% F.S. at normal temperatures. Its relay outputs (HI, GO, LO) and PV transmission (DC 4–20mA) allow reliable process control and seamless connectivity with automation systems.
Engineered with IP56 front protection, reinforced insulation, and 1kV dielectric strength, this Digital Panel Meter ensures durability and safety in harsh industrial setups. Compact and lightweight at around 211g, it fits into space-constrained control panels while supporting external hold functions for maintenance or inspection needs. By combining fast response, multiple input options, and clear readability, it helps engineers monitor and control AC voltage and frequency with confidence.
Applications for the MT4W-AV-40 Digital Panel Meter include electrical panels, process control stations, testing laboratories, and industrial automation lines where accurate AC measurement is critical. Maintenance engineers benefit from its simple configuration and dependable output signals, while senior technicians value its integration with PLC and SCADA systems via PV transmission. For students and junior engineers, it serves as a practical tool to understand real-time measurement and monitoring principles. With proven Autonics reliability, robust design, and integration flexibility, the MT4W-AV-40 is trusted across Indian industries for precision and durability. To more models, visit the official Autonics Digital Panel Meters page.
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