Measuring Principle
FMCW (Frequency Modulated Continuous Wave)
Operating frequency: Approx. 80 GHz
Transmission power: Peak 6.3 mW / Average 63 µW

Measuring Range (by antenna)
Integrated antenna, PEEK, 20 mm (0.75″): Max. 10 m (32.8 ft)
Cladded flush mount, PTFE, 50 mm (2″): Max. 50 m (164 ft)
Cladded flush mount, PTFE, 80 mm (3″): Max. 80 m (262 ft)

Beam Angle
PEEK 20 mm antenna: 14°
PTFE 50 mm antenna: 7°
PTFE 80 mm antenna: 3°

Output Signal
HART: FSK ±0.5 mA, 1200 Bit/s, galvanically isolated
Current output: 4-20 mA (also NAMUR NE43: 3.8-20.5 mA / US mode: 3.9-20.8 mA)

Performance
Accuracy: ±4 mm (distance ≤0.8 m) / ±1 mm (distance >0.8 m)
Non-repeatability: ≤1 mm
Measured value resolution: Digital 1 mm / Analog 1 µA
Step response time: <1 s
Ambient temperature influence (digital): Average TC = 2 mm/10 K

Power Supply
Non-hazardous, Ex d, Ex e: 10.5 to 35 VDC
Ex i: 10.5 to 30 VDC
Nominal current: 4 to 20 mA
HART load: Min. 250 Ω

Environmental Conditions
Ambient temperature (without LCD): -40 to +85 °C (standard); optional -50 to +85 °C or -60 to +85 °C
Ambient temperature (with LCD): -40 to +85 °C (limitations in optics)
Storage temperature: -40 to +90 °C (without LCD) / -40 to +85 °C (with LCD)
Degree of protection: IP66/68, TYPE 4X/6P (IP68: 1.83 mH2O for 24h)
Vibration resistance: 1.5 (m/s²)²/Hz, 5 to 2000 Hz per DIN EN 60068-2-64

Process Conditions
Process temperature: -40 to +200 °C (-40 to +392 °F)
Process pressure: -1 to +25 bar (-14.5 to +362.6 psi) — depending on antenna/connection/seal
Dielectric constant (liquids): εr ≥ 1.2

Process Connections
Integrated antenna PEEK 20mm: M24×1.5 with process adapter
PTFE antenna 50mm: Tri-Clamp DN51(2″)/DN70-76.1(3″) ISO2852, slotted nut DIN11851 DN50 PN25
PTFE antenna 80mm: Tri-Clamp DN101.6(4″) ISO2852, slotted nut DIN11851 DN80 PN25

Materials (wetted)
Antenna: PEEK / PTFE (cladded)
Process connection/adapter: Stainless steel 316L / 1.4404
DIN11851 slotted nut: 304L / 1.4307

Housing Options & Weight
Single compartment, plastic: 0.8 kg
Single compartment, aluminum: 1.1 kg
Dual compartment, aluminum: 1.4 kg
Dual compartment, stainless steel: 3.3 kg
Dual compartment, L-form: 1.7 kg
Integrated antenna PEEK 20mm: 1.2 kg
PTFE antenna 50mm (with DIN11851): 2.2 kg
PTFE antenna 80mm (with DIN11851): 3.4 kg

System Integration
Protocol: HART Version 7
Operating tools: SmartBlue app, DeviceCare, FieldCare, DTM, AMS, PDM
Bluetooth range: Up to 25 m (82 ft)
Languages: English, German, French, Spanish, Italian, Dutch, Portuguese, Polish, Russian, Turkish, Chinese, Japanese, Korean, Vietnamese, Czech, Swedish

Certificates and Approvals
CE, RoHS, RCM marking
Ex approvals (IEC Ex, ATEX, CSA C/US, EAC Ex, JPN Ex, KC Ex, INMETRO Ex, NEPSI Ex, UK Ex)
SIL 2/3 per IEC 61508
Acceptance test certificate 3.1 (EN10204)
EU/US Food Contact Material compliance
EHEDG, 3-A, ASME BPE conformity
CRN approval (option)

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