Maretron TLM100 用户手册

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页码 21
 
 
 
 
 
Revision 1.3 
 
Page 1 
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1  General 
1.1  Introduction 
Congratulations on your purchase of the Maretron Tank Level Monitor (TLM100). Maretron has 
designed and built your monitor to the highest standards for years of reliable, dependable, and 
accurate service. 
 
The TLM100 is used to sense levels of liquid tanks using ultrasonic technology and transmit 
the liquid levels over the NMEA 2000
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 network. This allows you to observe tank levels 
anywhere on the vessel where there is an NMEA 2000
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 compatible display such as the 
Maretron DSM250. The TLM100 is capable of sensing tanks up to 40” (1.02m) in depth. It can 
be used for diesel, fresh water, grey water, black water, and oil tanks. Unlike most tank 
senders that only work with rectangular tanks, the TLM100 can be calibrated for irregular tank 
shapes so you know the true level of your tanks. The TLM100 can be mounted on tanks with a 
SAE J1810 5-hole mounting pattern, or to tanks using 1.5” NPT or 1.25” BSP threaded 
openings via available adapters. The TLM100 has an optional airlock for black water 
applications to keep the face of the ultrasonic transmitter from fouling, and an optional focus 
tube to allow use on boats with planing hulls when the vessel spends a significant amount of 
time with the bow pitched up. 
 
The Maretron TLM100 is designed to operate within the harsh demands of the marine 
environment.  However, no piece of marine electronic equipment can function properly unless 
installed, calibrated, and maintained in the correct manner.  Please read carefully and follow 
these instructions for installation, calibration, and usage of the Maretron TLM100 in order to 
ensure optimal performance. 
 
1.2  Gasoline Tanks 
The TLM100 is NOT intended for use in tanks containing gasoline.  Use in tanks containing 
gasoline will void the product warranty. For gasoline tank applications, please use the 
Maretron TLM100 Gasoline Tank Level Monitor. 
 
1.3  Firmware Revision 
This manual corresponds to TLM100 firmware revision 1.1.5. 
 
1.4  Features 
The Maretron TLM100 has the following features: 
 
•  Transmits liquid levels over an NMEA 2000
®
 Interface 
•  Integrated ultrasonic level sensor  
•  Can be used in tanks up to 40” (1.02m) deep 
•  SAE J1810 5-hole, 1.5” NPT, or 1.25” BSP Mounting 
•  Accommodates Irregularly Shaped Tanks with 16 Point Calibration 
•  16 Programmable Tank Types Including Fuel, Fresh Water, Waste Water, Live Well  
•  Programmable Tank Number(s) Up to 16 per Tank Type 
• Programmable Tank Capacity