The explosion proof ultrasonic transmitter provides continuous level measurement up to 32.8’ (10m) with a 4-20 mA signal output, and is configured via its integral push button display module. This non-contact liquid level sensor is well suited for corrosive, sticky or waste liquids, and is selected for bulk storage, day tank and process tank applications located within a classified area.


  • Explosion proof level transmitter for use in hazardous areas
  • Offered in 2 measurement ranges from 24.6’ (7.5m) to 32.8’ (10m)
  • Configuration is simple via integral push button display module
  • Type 4X aluminum XP windowed enclosure with dual conduit ports
  • LCD display indicates level in inches, centimeters or percent of span
  • Narrow 3” beam width for applications with limited measurement space
  • Rugged PVDF transducer and process mounting plug for corrosive liquids
  • Automatic temperature compensation for accurate measurement


P/N Description From
XP88-0 7.5m (24.6′) range $1,345.00
XP89-0 10m (32.8′) range $1,545.00


Sensors and PodView indirectly, are configurable via our free WebCal PC software and one Fob USB adapter. Sensors are offered with and without Fobs. Fobs are universal and can be used to configure any WebCal compatible product. Download your free copy of WebCal in English or Chinese.



Range: XP88: 8” to 26.2’ (20cm to 8m), XP89: 8” to 32.8’ (20cm to 10m)

Accuracy: ± 0.2% of range

Resolution: 0.079” (2mm)

Dead band: 8” (20cm)

Beam width: 3” (7.6cm)

Configuration: Push button

Memory: Non-volatile

Display type: LCD, 6-digit

Display units: Inch, cm, percent, feet or meter

Supply voltage: 18-28 VDC (loop)

Loop resist.: 250 Ohms max @ 24 VDC

Signal output: 4-20 mA, two-wire

Signal invert: 4-20 mA or 20-4 mA

Signal fail-safe: 4 mA, 20mA, 21 mA, 22 mA or hold last

Process temp.: F: -4° to 140°, C: -20° to 60°

Temp. comp.: Automatic

Ambient temp.: F: -40° to 160°, C: -40° to 71°

Pressure: MWP = 30 psi (2 bar)

Enclosure rating: Type 4X

Encl. material: Aluminum

Window material: Glass

Conduit entrance: Dual, 1/2” NPT

Trans. material: PVDF

Process mount: 2” NPT

Mount gasket: Viton®

Classification: Explosion proof

Compliance: CE, RoHS

Approvals: FM: Class I, Div I, Groups A, B, C, D, Class II/III, Div I, Groups E, F, G


If you want help in selecting a sensor for your application, please submit a Level Questionnaire. An engineer will review your requirements and suggest a product solution via email.