Autonics MT4W-AV-4N AC Voltage Panel Meter with 4–20 mA Output
96×48 mm AC voltage panel meter with high-accuracy 4-digit LED display and NPN open collector + 4–20 mA transmission output.
Suitable for electrical panels, MCC panels, and power monitoring applications.
The Autonics MT4W-AV-4N is a compact and accurate AC voltage panel meter designed for industrial electrical panels. It features a 4-digit LED display, NPN open collector preset output, and 4–20 mA analog transmission output, making it ideal for both local indication and PLC/SCADA integration.
Measures AC voltage up to 500 VAC
Bright 4-digit red LED display (14.2 mm height)
NPN open collector preset output
4–20 mA transmission output (600 Ω max load)
High accuracy with True RMS measurement
Panel mount design (96 × 48 mm)
Peak value monitoring and scaling function
IP56 front protection for panel installation
| Parameter | Specification |
|---|---|
| Model | MT4W-AV-4N |
| Input Type | AC Voltage |
| Measurement Range | Up to 500 VAC |
| Display Type | 7-segment red LED |
| Display Range | −1999 to 9999 |
| Accuracy (23 ±5°C) | ±0.1% F.S. |
| Output Type | NPN open collector + 4–20 mA |
| Analog Output Load | ≤ 600 Ω |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Mounting | Panel mount |
| Protection Rating | IP56 (front) |
| Operating Temperature | −10 to +50 °C |
Electrical control panels
MCC & PCC panels
Power distribution panels
Generator monitoring systems
Transformer voltage indication
Industrial automation panels
Autonics MT4W-AV-4N Panel Meter
Panel mounting brackets (2 pcs)
Instruction manual
Q1. Can this meter measure 440 VAC?
Yes. With proper PT scaling, it can display up to 440 VAC.
Q2. Does this model provide 4–20 mA output?
Yes. The “4N” variant supports 4–20 mA transmission output.
Q3. Is this suitable for PLC connection?
Yes. The 4–20 mA output is ideal for PLC and SCADA systems.
Q4. What is the panel cut-out size?
Standard 92 × 45 mm panel cut-out.
Q5. Is it suitable for continuous industrial use?
Yes. Designed for industrial environments with IP56 front protection.
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