SJE-Rhombus MegaMaster® Control Switch Description
Mechanically-Activated, Internally Weighted Control Switch
The SJE MegaMaster® is a mechanically-activated, narrow-angle, internally weighted float switch designed for level control in municipal sewage pumping stations. The internal switching mechanism contains a unique gold cross-point contacts, providing precision and reliable control signals up to 1 amp.
The SJE MegaMaster® control switch can be wired to work in either normally open or normally closed applications. It is not sensitive to rotation.
Normally Open Models (high level): The control switch turns on (closes) when the float tips slightly above horizontal signaling a high level and turns off (opens) when the float drops slightly below horizontal.
Normally Closed Models (low levels): The control switch turns on (closes) when the float tips slightly below horizontal signaling a low level and turns off (opens) when the float tips slightly above horizontal.
SJE-Rhombus MegaMaster® Control Switch Typical Application
Lift Stations
Non-Potable Water
PLC (Programmable Logic Controllers)
Intrinsically Safe Applications
SJE-Rhombus MegaMaster® Control Switch Features
Internally Weighted.
3-Wire Cable - SPDT (Single Pole, Double Throw) Can Be Wired as Normally Open or Normally Closed. Wire Color: Common (white), N.O. (black), N.C. (red).
Large Twin Wall Tear Drop Shape Design Offers Increased Buoyancy.
Two-Color Housing Allows for Easy Identification of Float Position.
Unique Gold Cross-Point Contacts Proved Precision and Reliable Control Signals up to 1 Amp.
Excellent Solution for Applications with High Grease Content.
CSA Certified.
Five-Year Limited Warranty
Specifications
SJE-Rhombus MegaMaster® Control Switch Specifications
FLOAT: 4.03" Diameter x 6.62" Long (10.2 x 16.8 cm) High Impact, Corrosion Resistant, Polypropylene Housing for use in Sewage and Water up to 140°F (60°C)
MAXIMUM WATER DEPTH: 30 Feet (9 meters), 13 PSI (90 kPa)
ELECTRICAL:
Maximum Electrical Load: 1 amp, 125 VAC
Minimum Electrical Load: 1 mA, 4 VDC
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Resources
SJE-Rhombus MegaMaster® Control Switch Product Resources
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