Buy now! $753.90USD
Dwyer

MTL7706 Intrinsically Safe Zener Barrier

Intrinsically safe shunt-diode barrier to be used to communicate with & provide isolation for certain Dwyer transmitters approved for use in hazardous locations.

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$753.90USD
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MTL7706 Intrinsically Safe Zener Barrier 05093

Intrinsically safe shunt-diode barrier to be used to communicate with and provide isolation for certain Dwyer transmitters approved for use in hazardous locations.  These barriers limit the amount of energy allowed to pass into the hazardous area, which inhibit ignition in flammable atmospheres.

 • Approved for use in hazardous areas

Transmitter Voltage16.2 V @ 20 mA with 250 Ω load (negative with respect to earth);
11.0 V @ 20 mA with 500 Ω load (negative with respect to earth)
Safe Area Output4 - 20 mA
Load Resistance0 Ω - 500 Ω
Accuracy± 2 µA under all conditions
LED IndicatorGreen: Power Indication
Temperature LimitsOperating: -4°F - 140°F (-20°C - 60°C)
Storage: -40°F - 176°F (-40°C - 80°C)
Humidity5% - 95% RH
TerminalsAccommodate up to 2.5 mmΩ stranded or single-core
Safety Description28 µV, 300 Ω, 93 mA
Power Requirement0 VDC - 35 VDC with respect to earth
Weight4.9 oz (140 g)

 • Electrically isolates pressure and level transmitters from unregulated circuits for intrinsically safe applications

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