Bitronics M350, User Manual

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ML0038 September 27, 2017
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Copyright 2017 Bitronics, LLC
1.0 DESCRIPTION & SPECIFICATIONS
1.1 Introduction
The M350 family of 3-phase ammeters and voltmeters provides a range of
measurement and communications capabilities for 3-phase metering. They offer an
outstanding display, superior communications flexibility and easy setup.
The following Model M350 meter types are covered in this manual:
A3 - Ammeter, 3-Phase
V3 - Voltmeter, 3-Phase
1.2 Features
1. 3-phase amps/amp demand (A3) or 3-phase voltages with min/max/avg (V3).
2. Updates every 100ms
3. DNP3 or Modbus protocol available via configurable RS-232/RS-485 serial port
4. Available Ethernet protocol support for DNP3 TCP/UDP or Modbus TCP
5. Web Based configuration via Ethernet service port
6. Wide-range universal power supply
7. Rugged aluminum case
8. One V3 model covers all wiring options for phase-to-phase and phase-to-neutral
9. Standard 4” round meter
10. 3-line at once, easy-to-read, long-life LED displays
11. Ultimate precision with five digits per line
12. Easy setup and scrolling from front display with “Touch-Sense” buttons
1.3 Specifications
Power Supply Input (Auxiliary) Voltage – terminals L1(+) and L2(-)
Installation Category (Auxiliary Power Supply) – CAT II
Nominal:
48-250V dc, 69-240V ac (50/60Hz)
Operating Range:
36-300V dc, 55-275V ac (45-65Hz)
Burden:
8W max, 24VA max
Display:
3 lines of 5 digits, Red LED, 0.56” High
1 line backlit, Engineering Units, Red LED, 0.20” High
Backlit yellow LEDs provide category during setup
Display
Interface: 4 buttons