4 Level Plus Tank Monitor Specifications
Parameter Specification
Power Consumption • NEMA 1: 60 Watts maximum @ 120 VAC, 50/60 Hz, fuse protected
• NEMA 4X and 7 (with internal heater): 260 Watts maximum @ 120 VAC, 50/60 Hz, fuse protected
• AC power connection includes 2-stage input filter (line-to-line and line-to-ground) and
transient protection (line-to-line) 1200 watts maximum.
Operating Temperature: • NEMA 1: +35 to 135°F (+2 to +54°C)
• NEMA 4X and 7: -40 to 135°F (-40 to +54°C)
Relay Contacts • 3 Amps @ 30 VDC or 250 VAC maximum, NO contacts, continuous duty
4-20 mA Analog Outputs: • Loop powered, opto-isolated from system ground.
• All outputs are reverse polarity protected.
• All outputs are transient protected (line-to-line) 600 watts maximum.
• Maximum non-linearity + 0.5% F.S. over operating temperature range
• 12 bit maximum resolution.
Communication Port • Industry standard EIA 485 or EIA 232.
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