Autonics MT4W-DA-49 Digital Panel Meter
Autonics MT4W-DA-49 DC Current Digital Panel Meter with RS485
96×48 mm DC current digital panel meter with high-accuracy 4-digit LED display and RS485 (Modbus RTU) communication.
Ideal for DC current monitoring in control panels, power systems, and automation applications.
The Autonics MT4W-DA-49 is a compact and accurate DC current digital panel meter designed for industrial electrical and automation panels. It features a 4-digit LED display, supports multiple DC current ranges including 4–20 mA, and provides RS485 (Modbus RTU) communication for seamless PLC and SCADA integration.
Key Features
Measures DC current up to 5 A (external shunt for higher ranges)
Supports 4–20 mA and low-level DC current inputs
Bright 4-digit red LED display (14.2 mm)
RS485 communication (Modbus RTU)
High measurement accuracy
Compact 96 × 48 mm panel-mount design
Scaling, peak monitoring, and zero adjustment functions
IP56 front protection for panel installation
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | MT4W-DA-49 |
| Input Type | DC Current |
| Measurement Range | 0–5 A, 4–20 mA (model dependent) |
| Display Type | 7-segment red LED |
| Display Range | −1999 to 9999 |
| Accuracy (23 ±5°C) | ±0.1% F.S. |
| Communication | RS485 (Modbus RTU) |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Mounting | Panel mount |
| Protection Rating | IP56 (front) |
| Operating Temperature | −10 to +50 °C |
Applications
DC power monitoring panels
Battery charging & discharging systems
Solar & DC power distribution panels
PLC-based automation systems
Process control panels
Industrial test benches
What’s in the Box?
Autonics MT4W-DA-49 Digital Panel Meter
Panel mounting brackets (2 pcs)
Instruction manual
FAQ
Q1. Can this meter measure 4–20 mA signals?
Yes, the MT4W-DA-49 fully supports 4–20 mA DC current input.
Q2. Does this model support RS485 communication?
Yes, it supports RS485 with Modbus RTU protocol.
Q3. Is it suitable for PLC or SCADA systems?
Yes. RS485 Modbus makes it ideal for PLC/SCADA integration.
Q4. Can higher DC currents be measured?
Yes, higher currents can be measured using an external shunt.
Q5. What is the panel cut-out size?
Standard 92 × 45 mm panel cut-out.