Product Manual

Bilge Functions (1842)
Monitor up to four bilge pumps. Provides High/Low level alarms for each channel.
Connections
IMPORTANT! The Sensing Description section of this manual gives important details to the location of sensors in the AC and DC electrical
systems of the boat. Improper location and conguration of sensors can result in erroneous readings and possible damage to components.
Pin-out Table
1842 Connector Pin Assignment Table
8 Pin Connector*
Function
1 Required Connection
2 Required Connection
*The 8 pin low voltage connector supports wire sizes from 16-26 AWG
3
4
5
6
7
8
DC Negative
DC Supply
Relay DC Out to Load
Relay DC +
Bilge Pump 1
Bilge Pump 2
Bilge Pump 3
Bilge Pump 4
USB Micro USB Port
4
Monitor Power Supply Connections
All monitors must have pins 1 (DC Negative) and 2 (DC Supply) connected. These pins are used to provide power to the monitor. Connect pin 1 to
ground and pin 2 to a 12V to 48V power source.
Bilge Connections
The 1842 Bilge Monitor will register any bilge activity anytime the bilge input is greater than 5 volts. The inputs can be connected directly to a oat
switch or the bilge motor supply.
Note: The 1842 Bilge Monitor is not compatible with most automatic style bilge pumps.