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Morrison Bros. Co.  ‑  Dubuque, IA  ‑  800‑553‑4840

1218C‑0199 PP

rev. 3-22-18

!

The 1218C Outdoor Ethernet Switch Assembly is an accessory to the 1218C Electronic Tank Gauge. The 

Switch Assembly allows the user to network up to 5 or 8, depending on model, Ethernet enabled devices. 

A common application is to use the Ethernet Switch to connect several 1218C Electronic Tank Gauges to a 

network or wireless client device.

Specifications

Input Power

100 – 240 VAC, 50/60Hz

Operating Temperature

-40°F to 140°C (-40°C to 60°C) 

Enclosure Rating

NEMA 4X

Maximum Wiring Distance

Ethernet – 330ft (CAT5e cable recommended)

Installation

Warnings

• 

Fire Hazard – 

Death or serious injury could result from spilled liquids.

• 

You must be trained to install or maintain this Electronic Tank Gauge. 

Stop

 now if you have not been trained.

•  Any modification of this unit beyond what is outlined in this instruction will void product warranty. 

• 

For your safety, it is important to follow local, state, federal and/or OSHA rules that apply to working 

inside, above, or around the storage tank and piping area. Use all personal protective equipment required for 

working in the specific environment.

• 

This device is intended to be used as an auxiliary warning to the operator of an abnormal condition of 

the system, such as a possible overfill situation and should not be the only system in place to prevent an 

unwanted condition, such as preventing a tank from overfilling. It is the sole responsibility of the operator to 

continuously prevent any spillage regardless of the situation.

•  Tanks could be under pressure. Vapors could be expelled from tank vents, piping, valves or fittings while 

performing maintenance. Vapors could catch fire or cause an explosion. Avoid sparks, open flame, or hot 

tools when working on tank system.

• 

Use a dampened cloth when cleaning the alarm enclosure to prevent static buildup and discharge.

•  In the event of malfunction, contact Morrison Bros. Co. Customer Service.

1218C Outdoor Ethernet Switch Assembly

Installation, Operation, and Maintenance Instructions

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