Blue Sea Systems 1839 Instruction Manual

Connector Pin Assignment System Overview
M2 OLED
Digital Monitor
QuickStart Installation Guide
360 Panel Mounting Kit PN 1525 sold separately
Components Included
1839 Tank Monitor
bluesea.com/products/1839 980023100 Rev.002
Connector Pin Assignment Table
8 Pin Connector* Function
1 Required Connection
2 Required Connection
3
4
5
6
7
8
DC Negative
DC Supply
Relay Output
Relay Supply
Tank 1
Tank 2
Tank 3
Tank 4
USB Micro USB Port
bluesea.com
Basic Meter Setup
Installation Steps
1. Choose meter mounting style and location.
2. Prepare mounting hole using cutout templates.
3. Install tank senders per manufacture instructions.
4. Using connections diagram and connector pin
assignment table, make all connections to the meter
connector. Do not put fuses into fuse holders
at this time.
5. Plug wired terminal block into the meter.
6. Saving the DC Supply fuse for last, install all fuses
into the fuse holders.
1. Have information ready for each Tank.
a. Tank Number
b. Tank Capacity
c. Sender Type
d. Tank Depth
2. Navigate to Tank Setup by going Menu > Setup >
Tank 1 Setup.
3. Enter information for Tank 1.
a. Volume
b. Sender Type
c. Depth (1810/1811 only)
d. Tank Shape (Rectangular, Triangular, or other)
4. Repeat Step 3 for Tank 2, 3, and 4 if used.
5. For irregular shape tanks, see calibration
instructions on page 11 of the full Instructions at
bluesea.com/products/1839
Click here for more information at
bluesea.com/products/1839
M2 Head Unit Surface Mount Gasket
Mounting Ring
Surface Mount Bezel
and Seal
Mounting Nut
Flat Mount Bezel
Screwdriver
(retail package only)
Connector
Bezel
Mount
Footer
Header
Carrier
Mount
#6-32 x 1/4"
Flat Head
Machine Screws
(4X)
#6-32 x 3/8"
Flat Head
Machine Screws
(4X)
Surface Mount Cover Flat Mount Clamp
1839 Tank Monitor Connections
Panel
Frame
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/1839
M2 Meter Navigation
*The 8 pin low voltage connector supports wire sizes from 16-26 AWG
PINK WIRE
BLACK WIRE
PURPLE WIRE
Fuse
(5 Amp)
Ultrasonic 3 Wire Sender
1810 and 1811
12345678
Relay
(7713 12V)
(7717 24V)
Alarm (1070) LED
(8033 Amber)
(8171 Red)
(8172 Green)
OROR
12345678
Battery
For the online manual that includes other configurations,
go to bluesea.com/products/1839
Tank 1 Tank 2 Tank 3 Tank 4
PINK WIRE
BLACK WIRE
Tank 1 example
Resistive 2 Wire Sender
12345678
5A Fuse
Tank 1 example
BusBar

If you are not knowledgeable about electrical
systems, have an electrical professional install this
unit. The diagrams in these instructions pertain to
the installation of the unit and not to the overall
wiring of the vessel.
Verify that no other DC or AC sources are connected
to the vessel’s wiring before installing the unit.
WARNING
The back of the unit is not waterproof. Do not
install where the back of the monitor is exposed
to water.
CAUTION
WARNING
The WARNING symbol refers to possible injury to
the user or significant damage to the monitor if
the user does not follow the procedures.
CAUTION
The CAUTION symbol refers to restrictions and
rules with regard to preventing damage.
The M2 OLED Digital Meters come with a 5 year
manufacturer’s warranty. This means the meter is
warranted to be free from defects in materials or
workmanship for 5 years from the date of first
purchase. The warranty is limited solely to the cost
of repair or replacement of the M2 Meter product.
Costs associated with labor or shipping of the
defective parts are not covered.
Blue Sea Systems cannot accept liability for damage
due to the misuse of the M2 Meter.
Warranty
Flat Mount
Surface Mount
Mounting TemplatesMounting Options
Mounting
Substrate
Mounting
Substrate
Clamp
Flat
Mount
Bezel
M2
Head
Unit
M2
Head
Unit
Surface
Mount
Bezel
and Seal
Mounting
Ring and Nut
Surface
Mount
Gasket
Mounting
Ring and Nut
Surface
Mount
Cover
NOTE: During
installation use
cover to align the
bezel and gasket 3.40" (86.5mm)
3.46" (87.9mm)
Ø2.125"
(54mm)
Cut Line
Cut Line
3.34" (84.8mm)
3.03" (77mm)
3.03" (77mm)
3.34" (84.8mm)
Flat mount bezel edge
Flat Mount
Surface Mount