Professional 4-20mA Loop Calibrator & Multimeter for Electricians and Engineers
The VICTOR VC77+ Digital Process Multimeter is a professional instrument designed for industrial process control, signal calibration, and electrical diagnostics.
It combines a high-precision digital multimeter with a 4-20mA signal generator, allowing technicians to both measure and simulate process signals in a single compact device.
Ideal for electricians, automation engineers, and industrial maintenance professionals, the VC77+ delivers reliable measurements, signal simulation, and loop testing for PLC systems, transmitters, and control equipment.
Key Features
2-in-1 Process Multimeter and Signal Generator
Combines a digital multimeter and process signal source in one instrument
Perfect for testing, calibration, and troubleshooting industrial control systems
4-20mA Current Source & Simulation
Supports digit-by-digit 4-20mA current output adjustment
Manual step output function for quick calibration
SIMULATE mode for imitating transmitter signals
Displays readings in mA or percentage
Loop Testing Function
Provides 24V loop power supply while measuring current
Built-in 250Ω HART resistor eliminates the need for external resistors
Ideal for PLC, DCS, and field transmitter testing
High Accuracy Measurement
Supports measurement of:
AC Voltage
DC Voltage
AC Current
DC Current
Resistance
Provides stable and reliable measurement performance for industrial environments.
Non-Contact Voltage Detection
Built-in NCV (Non-Contact Voltage) detection allows quick identification of live wires for safer operation.
Clear Digital Display
Large LCD digital display
Easy-to-read measurement values
Suitable for field technicians and engineers
Specifications
| Parameter | Range |
|---|---|
| DC Voltage | -51.00V ~ 51.00V |
| AC Voltage | -51.00V ~ 51.00V |
| DC Current | 0.000 ~ 22.000 mA |
| AC Current | 0.000 ~ 22.000 mA |
| Operating Mode | Auto Range |
| Display Type | Digital LCD |
| Operating Temperature | 0 – 50 ℃ |
| Dimensions | 180 × 90 × 47 mm |
| Certification | CE |
Power Supply
Powered by batteries (not included)
Designed for portable field testing and industrial maintenance
Applications
The VC77+ is widely used for:
Industrial automation maintenance
PLC signal testing
4-20mA transmitter calibration
Process control system diagnostics
Electrical troubleshooting
Instrument engineering work
Package Includes
1 × VICTOR VC77+ Digital Process Multimeter









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