Blue Sea Systems M2 Quick Start Installation Manual

M2 OLED
Digital Monitor
QuickStart Installation Guide
1838 AC Multimeter
Components Included
M2 Head Unit Surface Mount Bezel Surface Mount Gasket
and Seal
Surface Mount Cover Flat Mount Bezel Flat Mount Clamp
Mounting Ring Mounting Nut
AC Current Transformer
8256 (1X)
Connector Screwdriver
(retail package only)
360 Panel Mounting Kit
separately
PN 1525 sold
Header #6-32 x 1/4"
Flat Head
Machine Screws
(4X)
Bezel Panel
Mount Frame
#6-32 x 3/8"
Carrier
Flat Head
Mount
Machine Screws
(4X)
Footer
bluesea.com/products/1838
Connector Pin Assignment
Connector Pin Assignment Table
USB Micro USB Port
Connector Function
1 AC Voltage 1 - HOT
2 AC Voltage 1 - NEUTRAL
AC Voltage 2 - NEUTRAL
3
4 AC Voltage 2 - HOT
1 DC Ground
2 DC Supply (8V-70V)
3 Relay Output
4 Relay Supply
5 AC1 Amps
6 AC1 Amps
7 AC2 Amps
8 AC2 Amps
M2 Meter Navigation
Screen Menu Functions
Press any button to bring up the menu.
1. After start-up, press any button to access the menu.
2. Press the UP or DOWN arrow buttons to scroll
through menu windows.
3. To set alarms and for more detailed information, see
the online manual at bluesea.com/products/1838
NOTE: The 1838 comes with the 120/240 AC screen disabled. This display can be enabled by pressing: Menu > 120/240 Setup > Enable
System Overview
1838 AC Multimeter Connections
From Supply
To loads AC
1 H
AC
2 N
AC
1 N
AC
2 H
0.25A to 0.5A 0.25A to 0.5A
Fast Acting Fuse Fast Acting Fuse
1 2 3 4
1 2 3 4 5 6 7 8
5A Fuse
5A Fuse
Relay Alarm (1070) LED
OR OR
(7713 12V) (8033 Amber)
(7717 24V) (8171 Red)
(8172 Green)
Installation Steps
1. Choose meter mounting style and location
2. Turn of AC Power
3. Prepare mounting hole using cutout templates
4. Using wiring diagram:
• Install provided 150A/50mA Current Transformer.
• Make all connections to the meter's connector.
Do not put fuses into fuse holders at this time.
5. Plug wired terminal block into the meter
6. Insert fuses into fuse holders, making the fuse to Pin 2
(DC Supply) Last.
7. Turn on AC Power.
Basic Meter Setup
Optional
1. If using the included 150A/50mA Current Transformer,
Transformer
no setup is required.
2. If you are only monitoring one AC Line, you may want
to turn o the unused inputs to prevent them from
being displayed.
3. For information regarding advanced setup options,
see the full instructions on our website.
Click here for more information at
bluesea.com/products/1838
bluesea.com
980019960 Rev.003