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�M <br /> VEEDER-ROOT <br /> . - AutomaticGauges <br /> Specification Sheet <br /> El E3 <br /> Standard Features TLS-450PLUS TLS4 TLS4B <br /> Color touch screen with user-friendly graphic display ✓ ✓ ✓ <br /> Universal AC power supply, 100-249VAC, 50/60HZ ✓ ✓ ✓ <br /> Optional DC power input,+24VDC,+5VDC N/A ✓ ✓ <br /> Rechargeable backup battery ✓ ✓ ✓ <br /> Internal 2-Amp relays, 120/240VAC or 30VDC 1 2 2 <br /> One internal universal low voltage input, 12VDC — senses contact closure N/A ✓ ✓ <br /> Maximum number of universal probe and/or sensor inputs 64/128/192/256' 12/76' 6 <br /> Maximum number of in-tank probes 641 12/32' 6 <br /> Maximum number of any one type of sensor 991 12/761 6 <br /> Optional inputs and outputs ✓' ✓3 N/A <br /> Web-enabled— monitor and manage via a web browser on a computer or <br /> mobile device ✓ ✓ ✓ <br /> '=TLS-450PLUS can have up to three TLS-XB Expansion Boxes;TLS4 can have one TLS.XB <br /> '=32 High Voltage Outputs,32 High Voltage Inputs,16 Low Voltage Inputs <br /> 3=20 High Voltage Outputs,20 High Voltage Inputs,16 Low Voltage Inputs <br /> Communications TLS-450PLUS ; <br /> Configurable optically isolated RS-232/RS-485 serial ports— provides N/A 2 2 <br /> electrical isolation <br /> Configurable RS-232/RS-485 serial parts Up to 5 2 2 <br /> Ethernet port(s) 3 3 1 <br /> Ethernet network(s) 2 2 1 <br /> USB ports (external/internal) 2/2 2/0 2/0 <br /> External GSM/GPRS modem via Ethernet port ✓ ✓ ✓ <br /> SpecificationsSystem . 0• , TLS4B <br /> Multipoint tank chart,supports up to 5,000 unique points ✓ ✓ <br /> Network printer support via Ethernet ✓ ✓ ✓ <br /> Operating temperature: 32°F to 104T(O°C to 40°C) ✓ ✓ ✓ <br /> Storage temperature:-40°F to 158T(-40°C to 70°C) ✓ ✓ ✓ <br /> Relative humidity 0-90%(non-condensing) ✓ ✓ ✓ <br /> x 11.02"x 8.66" 12.99"x 7.87"x 3.54" 12.99"x 7.87"x 3.54" <br /> 46cm <br /> Approximate external dimensions x 28cm x 22cm 33cm x 20cm x 9cm 33cm x 20cm x 9cm <br /> Construction 16GA(0.060'70.1524cm) powder-coated steel ✓ ✓ ✓ <br /> veeder.com <br />