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Performance
Resolution
4-20 mA: 14 bit DAC (1 mm)
Modbus: 0.04 in. (1 mm)
Accuracy
Greater of ±0.05% of FS or 1 mm
RTD - 1k Ohm
Accuracy: ±1°C
Environmental
Probe Operating Temperature
-40° to 85° C (-40° to 185° F)
Storage Temperature
-45° to 90° C (-49° to 194° F)
Enclosure Protection
IP65
Maximum Operating Pressure
MPX-E Chem Float:
30 PSIA @ 21° C (70° F)
Electrical
Supply Voltage
12-24 VDC at sensor
Current Draw
Modbus (RS-485):
25 mA (typical, MPX-E)
28 mA (typical, MPX-R)
4-20 mA:
4-22 mA single / 8-44 mA dual (typical)
Protection
Reverse Polarity
Surge (Output 4)
Materials of Construction
Housing
Cast aluminum, epoxy coated
Stem
MPX-E:
0.5” Ø 316L SS
MPX-E Chemical:
0.5” Ø 316L SS with chemical
resistant coating
MPX-R:
1” Ø 316L SS
Mounting
316L SS
Compression Fitting (slide)
Aluminum with Neoprene bushing
Connectivity
Output
Modbus RTU (RS-485), optional temperature
2 wire, loop-powered 4-20 mA
3 wire, loop-powered dual 4-20 mA
4-20 mA Set points
4 mA
MPX-E, E Chem: Bottom of probe
MPX-R: Bottom of probe
20 mA
MPX-E, E Chem: 6 inches below probe zero point
MPX-R: 10 inches below probe zero point
Programming
RS-485
Optional RST-6001 USB-to-RS-485 converter
4-20 mA
Optional RST-4100 programming module
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Specifications