Mode of operation

Measuring principle

FMCW radar level measurement

Frequency

24.2 ... 25.2 GHz FMCW

Measuring range

0.35 ... 100 m (1.15 ... 328.08 ft)

Output

Analog output (HART)

• Signal range

Optically isolated

• Load

Max. 600 ?

• Fail-safe

mA signal programmable as high, low or hold (LOE)

Communication

HART, optional PROFIBUS PA

Digital output

Relay, NC or NO function, max. 50 V DC, max. 200 mA,
rating 5 W

PROFIBUS PA protocol

Layer 1 and 2, Class A, Profile 3.01

Performance (Reference conditions according to IEC 60770-1)

Non-linearity

Greater of 25 mm (1 inch) or 0.25 % of span (including hysteresis and non-repeatability), over the full ambient temperature range

Non-repeatability

? 10 mm (0.4 inch)

Rated operating conditions

Amb. temperature for enclosure

-40 ... +65 °C (-40 ... +149 °F)

Location

Indoor/outdoor

Installation category

II

Pollution degree

4

Medium conditions

Dielectric constant

?_r > 1.4

Process temperature range

 -40 ... +200 °C (-40 ... +392 °F)

Vessel pressure

0.5 bar g (7.25 psi g) maximum

Design

Weight

Approx. 6.1 kg (13.4 lb) with 3 inch universal flange

Materials

• Enclosure

Die-cast aluminum, painted

• Degree of protection

IP67/Type 4X/NEMA 4X/Type 6/NEMA 6

• Cable inlet

2 x M20 x 1.5 or ?" NPT

Process connections

• Universal flanges, 304 stainless steel, flat faced, with integral Easy Aimer

3 inch/80 mm, 4 inch/100 mm, 6 inch/150 mm (mates with flange EN 1092-1, ASME B16.5, or JIS B2238 bolt pattern), 0.5 bar g (7.25 psi g) max. pressure

Programming

Intrinsically Safe Siemens handheld programmer
(ordered separately)

Infrared receiver

• Approvals for handheld programmer

IS model:
ATEX II 1G EEx ia IIC T4, CSA/FM Class I, Div. 1, Groups A, B, C, D T6 at max. ambient temperature of 
40 °C (104 °F)

Handheld communicator

HART Communicator 375

PC

SIMATIC PDM

Display (local)

Alphanumeric LCD for readout and entry

Power supply

100 ... 230 V AC ± 15 % (50/60 Hz), 6 W (12 VA)

or

24 V DC +25/-20 %, 6 W (optional)

Certificates and approvals

General

CSA_US/C, CE, FM, RCM

Radio

European Radio (R&TTE), Industry Canada, FCC, RCM

Hazardous Areas

CSA/FM Class II, Div. 1, Groups E, F, and G, Class III

ATEX II 1D, 1/2 D, 2D T85 °C

INMETRO ExtD A20 IP67 T85 °C

EAC Ex DIP A20 T_a 85 °C IP67

Optional equipment

Dust cap

PTFE

Air purge connection

1/8" NPT