Features
- Three intuitive display modes
- Flexible case design offers three mounting options
- Fully programmable legends and adjustable alarm functions can be customized to fit every boat
- Included in retail packaging—head unit, surface mount bezel, surface mount gasket, DC Current Shunt 8255, AC Current Transformer 8256, Battery Temperature Sensor 1820, connectors, and mounting screws
- Monitors DC systems—voltage, amperage, battery state of charge - amp hours remaining, time remaining, % charge, battery temperature (alarms for all values)
- Monitors AC systems—voltage, amperage, watts, frequency (alarms for voltage, amperage, and frequency)
- Monitors tank levels—fuel, water, waste, (alarms for high level waste, low level fuel, and water)
- Monitors bilge—active, cycle count, and duration (alarms for cycles and duration)
Documents
InstallationArticles 
Battery State of Charge—What is it, and How is it Measured Selecting a Battery Type When Setting up the VSM 422 Monitor Bilge Functions With the VSM 422Marketing Materials
Mounting Diagram
Instructions
DimensionsBattery State of Charge—What is it, and How is it Measured Selecting a Battery Type When Setting up the VSM 422 Monitor Bilge Functions With the VSM 422Marketing Materials
Specifications
| Nominal Voltage | 230V AC @ 50Hz, Typical of Europe 120V AC @ 60Hz, North America 12V DC 24V DC |
| Operating Voltage | 0-300V AC 8.5-33.0V DC |
| Current Accuracy | ± 2.0% AC (RMS) ± 1.0% DC |
| Current Range | 0-150A AC 0-500A DC |
| Frequency | 40-90Hz |
| Minimum Current Draw | 35mA @ 12V, backlight off 18.8mA @ 24V, backlight off |
| Voltage Accuracy | +/- 0.5% |
| Weight | 4.00lb (1.81 kg) |
Included
| Qty | PN | Product |
| 1 | 1820 | Submersible Temperature Sensor |
| 1 | 8255 | DC Digital Current Shunt - 500A |
| 1 | 8256 | AC Current Transformer - 150A AC/50mA AC |
Regulatory Specifications
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Optional Accessories
 | 1325 | 360 Panel Mounting Kit |
 | 1810 | Vessel Systems Monitor Tank Sender - Diesel, Water, Waste |
 | 1811 | Vessel Systems Monitor Tank Sender - Gas Only |
